diff --git a/code/train/RollingRank.ipynb b/code/train/RollingRank.ipynb
index 93c96ef..255e962 100644
--- a/code/train/RollingRank.ipynb
+++ b/code/train/RollingRank.ipynb
@@ -897,7 +897,8 @@
     "from sklearn.preprocessing import StandardScaler\n",
     "\n",
     "\n",
-    "def remove_shifted_features(train_data, feature_columns, ks_threshold=0.05, wasserstein_threshold=0.1, size=0.8, log=True):\n",
+    "def remove_shifted_features(train_data, feature_columns, ks_threshold=0.05, wasserstein_threshold=0.1, size=0.8,\n",
+    "                            log=True):\n",
     "    dropped_features = []\n",
     "\n",
     "    all_dates = sorted(train_data['trade_date'].unique().tolist())  # 获取所有唯一的 trade_date\n",
@@ -1434,127 +1435,172 @@
    "id": "8f134d435f71e9e2",
    "metadata": {
     "ExecuteTime": {
-     "end_time": "2025-04-04T15:46:06.992779Z",
-     "start_time": "2025-04-04T15:46:06.838417Z"
+     "end_time": "2025-04-04T16:14:31.207013Z",
+     "start_time": "2025-04-04T16:14:31.026574Z"
     }
    },
    "source": [
     "gc.collect()\n",
     "\n",
+    "# def rolling_train_predict(df, train_days, test_days, feature_columns_origin, days=5, use_pca=False, validation_days=60,\n",
+    "#                           filter_index=None):\n",
+    "#     # 1. 按照交易日期排序\n",
+    "#     unique_dates = df[df['trade_date'] >= '2020-01-01']['trade_date'].unique().tolist()\n",
+    "#     unique_dates = sorted(unique_dates)\n",
+    "#     n = len(unique_dates)\n",
+    "#\n",
+    "#     # 2. 计算需要跳过的天数，使后续窗口对齐\n",
+    "#     extra_days = (n - train_days) % test_days\n",
+    "#     start_index = extra_days  # 从此索引开始滚动\n",
+    "#\n",
+    "#     predictions_list = []\n",
+    "#\n",
+    "#     for start in range(start_index, n - train_days - test_days + 1, test_days):\n",
+    "#\n",
+    "#         train_dates = unique_dates[start: start + train_days]\n",
+    "#         test_dates = unique_dates[start + train_days: start + train_days + test_days]\n",
+    "#\n",
+    "#         # 根据日期筛选数据\n",
+    "#         train_data = df[filter_index & df['trade_date'].isin(train_dates)]\n",
+    "#         test_data = df[df['trade_date'].isin(test_dates)]\n",
+    "#\n",
+    "#         train_data = train_data.sort_values('trade_date')\n",
+    "#         test_data = test_data.sort_values('trade_date')\n",
+    "#\n",
+    "#         feature_columns, _ = remove_shifted_features(train_data, feature_columns_origin, size=0.8, log=False)\n",
+    "#\n",
+    "#         train_data = train_data.dropna(subset=feature_columns)\n",
+    "#         train_data = train_data.dropna(subset=['label'])\n",
+    "#         train_data = train_data.reset_index(drop=True)\n",
+    "#\n",
+    "#         # print(test_data.tail())\n",
+    "#         test_data = test_data.dropna(subset=feature_columns)\n",
+    "#         # test_data = test_data.dropna(subset=['label'])\n",
+    "#         test_data = test_data.reset_index(drop=True)\n",
+    "#\n",
+    "#         # print(len(train_data))\n",
+    "#         # print(f\"最小日期: {train_data['trade_date'].min().strftime('%Y-%m-%d')}\")\n",
+    "#         # print(f\"最大日期: {train_data['trade_date'].max().strftime('%Y-%m-%d')}\")\n",
+    "#         # # print(len(test_data))\n",
+    "#         # print(f\"最小日期: {test_data['trade_date'].min().strftime('%Y-%m-%d')}\")\n",
+    "#         print(f\"最大日期: {test_data['trade_date'].max().strftime('%Y-%m-%d')}\")\n",
+    "#\n",
+    "#         cat_columns = [col for col in df.columns if col.startswith('cat')]\n",
+    "#         for col in cat_columns:\n",
+    "#             train_data[col] = train_data[col].astype('category')\n",
+    "#             test_data[col] = test_data[col].astype('category')\n",
+    "#\n",
+    "#         label_gain = list(range(len(train_data['label'].unique())))\n",
+    "#         label_gain = [(gain + 1) * (gain + 1) for gain in label_gain]\n",
+    "#         light_params['label_gain'] = label_gain\n",
+    "#\n",
+    "#         # ud = train_data[\"trade_date\"].unique()\n",
+    "#         # date_weights = {date: weight for date, weight in zip(ud, np.linspace(1, 2, len(unique_dates)))}\n",
+    "#         # light_params['weight'] = train_data[\"trade_date\"].map(date_weights).tolist()\n",
+    "#\n",
+    "#         # print(f'feature_columns: {feature_columns}')\n",
+    "#         # feature_contri = [2 if feat.startswith('act_factor') else 1 for feat in feature_columns]\n",
+    "#         # light_params['feature_contri'] = feature_contri\n",
+    "#         model, _, _ = train_light_model(train_data.dropna(subset=['label']),\n",
+    "#                                         light_params, feature_columns,\n",
+    "#                                         [lgb.log_evaluation(period=100),\n",
+    "#                                          lgb.callback.record_evaluation(evals),\n",
+    "#                                          # lgb.early_stopping(100, first_metric_only=True)\n",
+    "#                                          ], evals,\n",
+    "#                                         num_boost_round=100, validation_days=validation_days,\n",
+    "#                                         print_feature_importance=False, use_pca=False)\n",
+    "#\n",
+    "#         score_df = test_data.copy()\n",
+    "#         score_df['score'] = model.predict(score_df[feature_columns])\n",
+    "#         score_df = score_df.loc[score_df.groupby('trade_date')['score'].idxmax()]\n",
+    "#         score_df = score_df[['trade_date', 'score', 'ts_code']]\n",
+    "#         predictions_list.append(score_df)\n",
+    "#\n",
+    "#     final_predictions = pd.concat(predictions_list, ignore_index=True)\n",
+    "#     return final_predictions\n",
+    "from joblib import Parallel, delayed\n",
+    "import threading\n",
+    "from queue import Queue\n",
     "\n",
-    "def rolling_train_predict(df, train_days, test_days, feature_columns_origin, days=5, use_pca=False, validation_days=60,\n",
-    "                          filter_index=None):\n",
-    "    # 1. 按照交易日期排序\n",
+    "\n",
+    "def worker(df, train_days, test_days, feature_columns_origin, unique_dates, start, filter_index, results_queue,\n",
+    "           validation_days):\n",
+    "    train_dates = unique_dates[start: start + train_days]\n",
+    "    test_dates = unique_dates[start + train_days: start + train_days + test_days]\n",
+    "\n",
+    "    train_data = df[filter_index & df['trade_date'].isin(train_dates)].copy()\n",
+    "    test_data = df[df['trade_date'].isin(test_dates)].copy()\n",
+    "\n",
+    "    train_data = train_data.sort_values('trade_date')\n",
+    "    test_data = test_data.sort_values('trade_date')\n",
+    "\n",
+    "    feature_columns, _ = remove_shifted_features(train_data, feature_columns_origin, size=0.8, log=False)\n",
+    "\n",
+    "    train_data = train_data.dropna(subset=feature_columns + ['label'])\n",
+    "    train_data = train_data.reset_index(drop=True)\n",
+    "\n",
+    "    test_data = test_data.dropna(subset=feature_columns)\n",
+    "    test_data = test_data.reset_index(drop=True)\n",
+    "\n",
+    "    cat_columns = [col for col in df.columns if col.startswith('cat')]\n",
+    "    for col in cat_columns:\n",
+    "        if col in train_data.columns:\n",
+    "            train_data[col] = train_data[col].astype('category')\n",
+    "        if col in test_data.columns:\n",
+    "            test_data[col] = test_data[col].astype('category')\n",
+    "\n",
+    "    label_gain = list(range(len(train_data['label'].unique())))\n",
+    "    label_gain = [(gain + 1) * (gain + 1) for gain in label_gain]\n",
+    "    current_light_params = light_params.copy()\n",
+    "    current_light_params['label_gain'] = label_gain\n",
+    "\n",
+    "    model, _, _ = train_light_model(train_data.dropna(subset=['label']),\n",
+    "                                    light_params, feature_columns,\n",
+    "                                    [lgb.log_evaluation(period=100),\n",
+    "                                     lgb.callback.record_evaluation(evals),\n",
+    "                                     # lgb.early_stopping(100, first_metric_only=True)\n",
+    "                                     ], evals,\n",
+    "                                    num_boost_round=100, validation_days=validation_days,\n",
+    "                                    print_feature_importance=False, use_pca=False)\n",
+    "\n",
+    "    score_df = test_data.copy()\n",
+    "    score_df['score'] = model.predict(score_df[feature_columns])\n",
+    "    if not score_df.empty:\n",
+    "        score_df = score_df.loc[score_df.groupby('trade_date')['score'].idxmax()]\n",
+    "        score_df = score_df[['trade_date', 'score', 'ts_code']]\n",
+    "        results_queue.put(score_df)\n",
+    "\n",
+    "\n",
+    "def rolling_train_predict(df, train_days, test_days, feature_columns_origin, days=5, use_pca=False,\n",
+    "                                        validation_days=60, filter_index=None, num_threads=4):\n",
     "    unique_dates = df[df['trade_date'] >= '2020-01-01']['trade_date'].unique().tolist()\n",
     "    unique_dates = sorted(unique_dates)\n",
     "    n = len(unique_dates)\n",
-    "\n",
-    "    # 2. 计算需要跳过的天数，使后续窗口对齐\n",
     "    extra_days = (n - train_days) % test_days\n",
-    "    start_index = extra_days  # 从此索引开始滚动\n",
+    "    start_index = extra_days\n",
     "\n",
-    "    predictions_list = []\n",
+    "    predictions_queue = Queue()\n",
+    "    threads = []\n",
     "\n",
     "    for start in range(start_index, n - train_days - test_days + 1, test_days):\n",
+    "        thread = threading.Thread(target=worker,\n",
+    "                                  args=(df, train_days, test_days, feature_columns_origin,\n",
+    "                                        unique_dates, start, filter_index, predictions_queue, validation_days))\n",
+    "        threads.append(thread)\n",
+    "        thread.start()\n",
     "\n",
-    "        train_dates = unique_dates[start: start + train_days]\n",
-    "        test_dates = unique_dates[start + train_days: start + train_days + test_days]\n",
+    "    for thread in threads:\n",
+    "        thread.join()\n",
     "\n",
-    "        # 根据日期筛选数据\n",
-    "        train_data = df[filter_index & df['trade_date'].isin(train_dates)]\n",
-    "        test_data = df[df['trade_date'].isin(test_dates)]\n",
-    "\n",
-    "        train_data = train_data.sort_values('trade_date')\n",
-    "        test_data = test_data.sort_values('trade_date')\n",
-    "\n",
-    "        feature_columns, _ = remove_shifted_features(train_data, feature_columns_origin, size=0.8, log=False)\n",
-    "\n",
-    "        train_data = train_data.dropna(subset=feature_columns)\n",
-    "        train_data = train_data.dropna(subset=['label'])\n",
-    "        train_data = train_data.reset_index(drop=True)\n",
-    "\n",
-    "        # print(test_data.tail())\n",
-    "        test_data = test_data.dropna(subset=feature_columns)\n",
-    "        # test_data = test_data.dropna(subset=['label'])\n",
-    "        test_data = test_data.reset_index(drop=True)\n",
-    "\n",
-    "        # print(len(train_data))\n",
-    "        # print(f\"最小日期: {train_data['trade_date'].min().strftime('%Y-%m-%d')}\")\n",
-    "        # print(f\"最大日期: {train_data['trade_date'].max().strftime('%Y-%m-%d')}\")\n",
-    "        # # print(len(test_data))\n",
-    "        # print(f\"最小日期: {test_data['trade_date'].min().strftime('%Y-%m-%d')}\")\n",
-    "        print(f\"最大日期: {test_data['trade_date'].max().strftime('%Y-%m-%d')}\")\n",
-    "\n",
-    "        cat_columns = [col for col in df.columns if col.startswith('cat')]\n",
-    "        for col in cat_columns:\n",
-    "            train_data[col] = train_data[col].astype('category')\n",
-    "            test_data[col] = test_data[col].astype('category')\n",
-    "\n",
-    "        label_gain = list(range(len(train_data['label'].unique())))\n",
-    "        label_gain = [(gain + 1) * (gain + 1) for gain in label_gain]\n",
-    "        light_params['label_gain'] = label_gain\n",
-    "\n",
-    "        # ud = train_data[\"trade_date\"].unique()\n",
-    "        # date_weights = {date: weight for date, weight in zip(ud, np.linspace(1, 2, len(unique_dates)))}\n",
-    "        # light_params['weight'] = train_data[\"trade_date\"].map(date_weights).tolist()\n",
-    "\n",
-    "        # print(f'feature_columns: {feature_columns}')\n",
-    "        # feature_contri = [2 if feat.startswith('act_factor') else 1 for feat in feature_columns]\n",
-    "        # light_params['feature_contri'] = feature_contri\n",
-    "        model, _, _ = train_light_model(train_data.dropna(subset=['label']),\n",
-    "                                        light_params, feature_columns,\n",
-    "                                        [lgb.log_evaluation(period=100),\n",
-    "                                         lgb.callback.record_evaluation(evals),\n",
-    "                                         # lgb.early_stopping(100, first_metric_only=True)\n",
-    "                                         ], evals,\n",
-    "                                        num_boost_round=100, validation_days=validation_days,\n",
-    "                                        print_feature_importance=False, use_pca=False)\n",
-    "\n",
-    "        score_df = test_data.copy()\n",
-    "        score_df['score'] = model.predict(score_df[feature_columns])\n",
-    "        score_df = score_df.loc[score_df.groupby('trade_date')['score'].idxmax()]\n",
-    "        score_df = score_df[['trade_date', 'score', 'ts_code']]\n",
-    "        predictions_list.append(score_df)\n",
-    "\n",
-    "        # m = 5\n",
-    "        # all_data = []\n",
-    "        # for i, trade_date in enumerate(sorted(score_df['trade_date'].unique().tolist())):\n",
-    "        #     # 提取当前日期的数据\n",
-    "        #     current_data = score_df[score_df['trade_date'] == trade_date]\n",
-    "        #     all_data.append(current_data)\n",
-    "        #\n",
-    "        #     numeric_columns = [col for col in feature_columns if col in current_data.select_dtypes(include=['float64', 'int64']).columns]\n",
-    "        #     current_data = cross_sectional_standardization(current_data, numeric_columns)\n",
-    "        #     current_data['score'] = model.predict(current_data[feature_columns])\n",
-    "        #     daily_top_score = current_data.loc[[current_data['score'].idxmax()]]\n",
-    "        #     predictions_list.append(daily_top_score[['trade_date', 'score', 'ts_code']])\n",
-    "        #\n",
-    "        #     if i % m == 0:\n",
-    "        #         train_data_split = pd.concat(all_data)\n",
-    "        #         train_data_split = train_data_split.dropna(subset=['label'])\n",
-    "        #\n",
-    "        #         X_train = train_data_split[feature_columns]\n",
-    "        #         y_train = train_data_split['label']\n",
-    "        #\n",
-    "        #         train_groups = train_data_split.groupby('trade_date').size().tolist()\n",
-    "        #         categorical_feature = [col for col in feature_columns if 'cat' in col]\n",
-    "        #\n",
-    "        #         train_dataset = lgb.Dataset(\n",
-    "        #             X_train, label=y_train, group=train_groups,\n",
-    "        #             categorical_feature=categorical_feature\n",
-    "        #         )\n",
-    "        #\n",
-    "        #         model = lgb.train(\n",
-    "        #             light_params, train_dataset, num_boost_round=36,\n",
-    "        #             init_model=model\n",
-    "        #         )\n",
-    "        #         all_data = []\n",
+    "    predictions_list = []\n",
+    "    while not predictions_queue.empty():\n",
+    "        predictions_list.append(predictions_queue.get())\n",
     "\n",
     "    final_predictions = pd.concat(predictions_list, ignore_index=True)\n",
     "    return final_predictions\n"
    ],
    "outputs": [],
-   "execution_count": 47
+   "execution_count": 56
   },
   {
    "cell_type": "code",
@@ -1567,8 +1613,8 @@
     },
     "tags": [],
     "ExecuteTime": {
-     "end_time": "2025-04-04T15:58:02.493421Z",
-     "start_time": "2025-04-04T15:46:06.999789Z"
+     "end_time": "2025-04-04T16:19:42.845417Z",
+     "start_time": "2025-04-04T16:14:31.207013Z"
     }
    },
    "source": [
@@ -1579,7 +1625,7 @@
     "print('finish')\n",
     "# qdf = qdf[qdf['trade_date'] >= '2022-01-01']\n",
     "\n",
-    "final_predictions = rolling_train_predict(pdf[pdf['trade_date'] >= '2023-01-01'], 20, 1, feature_columns,\n",
+    "final_predictions = rolling_train_predict(pdf[pdf['trade_date'] >= '2023-01-01'], 5, 1, feature_columns,\n",
     "                                          days=days, validation_days=0, filter_index=filter_index)\n",
     "final_predictions.to_csv('predictions_test.tsv', index=False)\n"
    ],
@@ -1591,2098 +1637,1623 @@
       "         act_factor1  act_factor2\n",
       "5115129    -0.222482    -0.256946\n",
       "finish\n",
-      "最大日期: 2023-02-07\n",
-      "原始训练集大小:  6846\n",
-      "划分后的训练集大小: 6846, 验证集大小: 355\n",
-      "[100]\ttrain's ndcg@1: 0.9715\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-02-08\n",
-      "原始训练集大小:  6811\n",
-      "划分后的训练集大小: 6811, 验证集大小: 327\n",
-      "[100]\ttrain's ndcg@1: 0.975875\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-02-09\n",
-      "原始训练集大小:  6872\n",
-      "划分后的训练集大小: 6872, 验证集大小: 356\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-02-10\n",
-      "原始训练集大小:  6853\n",
-      "划分后的训练集大小: 6853, 验证集大小: 344\n",
-      "[100]\ttrain's ndcg@1: 0.954\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-02-13\n",
-      "原始训练集大小:  6838\n",
-      "划分后的训练集大小: 6838, 验证集大小: 340\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-02-14\n",
-      "原始训练集大小:  6853\n",
-      "划分后的训练集大小: 6853, 验证集大小: 345\n",
-      "[100]\ttrain's ndcg@1: 0.96175\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-02-15\n",
-      "原始训练集大小:  6828\n",
-      "划分后的训练集大小: 6828, 验证集大小: 328\n",
-      "[100]\ttrain's ndcg@1: 0.945\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-02-16\n",
-      "原始训练集大小:  6850\n",
-      "划分后的训练集大小: 6850, 验证集大小: 348\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-02-17\n",
-      "原始训练集大小:  6860\n",
-      "划分后的训练集大小: 6860, 验证集大小: 362\n",
-      "[100]\ttrain's ndcg@1: 0.966125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-02-20\n",
-      "原始训练集大小:  6818\n",
-      "划分后的训练集大小: 6818, 验证集大小: 325\n",
-      "[100]\ttrain's ndcg@1: 0.975875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-02-21\n",
-      "原始训练集大小:  6862\n",
-      "划分后的训练集大小: 6862, 验证集大小: 342\n",
-      "[100]\ttrain's ndcg@1: 0.956875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-02-22\n",
-      "原始训练集大小:  6855\n",
-      "划分后的训练集大小: 6855, 验证集大小: 359\n",
-      "[100]\ttrain's ndcg@1: 0.952\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-02-23\n",
-      "原始训练集大小:  6822\n",
-      "划分后的训练集大小: 6822, 验证集大小: 330\n",
+      "原始训练集大小:  1709\n",
+      "划分后的训练集大小: 1709, 验证集大小: 327\n",
+      "原始训练集大小:  1710\n",
+      "划分后的训练集大小: 1710, 验证集大小: 371\n",
+      "原始训练集大小:  1707\n",
+      "划分后的训练集大小: 1707, 验证集大小: 344\n",
+      "原始训练集大小:  1722\n",
+      "划分后的训练集大小: 1722, 验证集大小: 340\n",
+      "原始训练集大小:  1709\n",
+      "原始训练集大小:  1696\n",
+      "划分后的训练集大小: 1709, 验证集大小: 366划分后的训练集大小: 1696, 验证集大小: 298\n",
+      "\n",
+      "原始训练集大小:  1712\n",
+      "原始训练集大小:  1699\n",
+      "划分后的训练集大小: 1699, 验证集大小: 356\n",
+      "原始训练集大小:  1727\n",
+      "划分后的训练集大小: 1712, 验证集大小: 345\n",
+      "划分后的训练集大小: 1727, 验证集大小: 326\n",
+      "原始训练集大小:  1700\n",
+      "原始训练集大小:  1708\n",
+      "原始训练集大小:  1728\n",
+      "划分后的训练集大小: 1728, 验证集大小: 367\n",
+      "原始训练集大小:  1705\n",
+      "划分后的训练集大小: 1708, 验证集大小: 325划分后的训练集大小: 1700, 验证集大小: 383\n",
+      "划分后的训练集大小: 1705, 验证集大小: 348\n",
+      "\n",
+      "原始训练集大小:  1746\n",
+      "划分后的训练集大小: 1746, 验证集大小: 363\n",
+      "原始训练集大小:  1723\n",
+      "划分后的训练集大小: 1723, 验证集大小: 362\n",
+      "原始训练集大小:  1705\n",
+      "划分后的训练集大小: 1705, 验证集大小: 330\n",
+      "原始训练集大小:  1696\n",
+      "划分后的训练集大小: 1696, 验证集大小: 354\n",
+      "原始训练集大小:  1662\n",
+      "划分后的训练集大小: 1662, 验证集大小: 310\n",
+      "原始训练集大小:  1736\n",
+      "划分后的训练集大小: 1736, 验证集大小: 359\n",
+      "原始训练集大小:  1702\n",
+      "原始训练集大小:  1705\n",
+      "划分后的训练集大小: 1702, 验证集大小: 308\n",
+      "划分后的训练集大小: 1705, 验证集大小: 342\n",
+      "原始训练集大小:  1684\n",
+      "划分后的训练集大小: 1684, 验证集大小: 338\n",
+      "原始训练集大小:  1718\n",
+      "划分后的训练集大小: 1718, 验证集大小: 330\n",
+      "原始训练集大小:  1713\n",
+      "划分后的训练集大小: 1713, 验证集大小: 328\n",
+      "原始训练集大小: [100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      " 1687\n",
+      "原始训练集大小:  1679\n",
+      "划分后的训练集大小: 1687, 验证集大小: 341\n",
+      "划分后的训练集大小: 1679, 验证集大小: 342\n",
+      "原始训练集大小:  1709\n",
+      "原始训练集大小:  1684\n",
+      "划分后的训练集大小: 1709, 验证集大小: 374\n",
+      "划分后的训练集大小: 1684, 验证集大小: 302\n",
+      "原始训练集大小:  1716\n",
+      "划分后的训练集大小: 1716, 验证集大小: 322\n",
+      "原始训练集大小:  1723\n",
+      "划分后的训练集大小: 1723, 验证集大小: 325\n",
+      "原始训练集大小:  1679\n",
+      "划分后的训练集大小: 1679, 验证集大小: 325\n",
+      "原始训练集大小:  1746\n",
+      "原始训练集大小:  1689\n",
+      "原始训练集大小:  1683\n",
+      "划分后的训练集大小: 1746, 验证集大小: 366\n",
+      "划分后的训练集大小: 1689, 验证集大小: 358\n",
+      "原始训练集大小:  1699\n",
+      "划分后的训练集大小: 1683, 验证集大小: 355\n",
+      "划分后的训练集大小: 1699, 验证集大小: 358\n",
+      "原始训练集大小:  1703\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1703, 验证集大小: 347\n",
+      "[100]\ttrain's ndcg@1: 0.923\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1704\n",
+      "原始训练集大小:  1663\n",
+      "划分后的训练集大小: 1663, 验证集大小: 349\n",
+      "划分后的训练集大小: 1704, 验证集大小: 349[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 0.81\n",
+      "原始训练集大小:  1700\n",
+      "\n",
+      "原始训练集大小:  1678\n",
+      "原始训练集大小:  1716\n",
+      "划分后的训练集大小: 1678, 验证集大小: 326\n",
+      "划分后的训练集大小: 1716, 验证集大小: 352[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "\n",
+      "划分后的训练集大小: 1700, 验证集大小: 346\n",
+      "原始训练集大小:  1723\n",
       "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-02-24\n",
-      "原始训练集大小:  6857\n",
-      "划分后的训练集大小: 6857, 验证集大小: 343\n",
-      "[100]\ttrain's ndcg@1: 0.97125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-02-27\n",
-      "原始训练集大小:  6854\n",
-      "划分后的训练集大小: 6854, 验证集大小: 371\n",
-      "[100]\ttrain's ndcg@1: 0.95175\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-02-28\n",
-      "原始训练集大小:  6813\n",
-      "划分后的训练集大小: 6813, 验证集大小: 310\n",
-      "[100]\ttrain's ndcg@1: 0.957375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-03-01\n",
-      "原始训练集大小:  6858\n",
-      "划分后的训练集大小: 6858, 验证集大小: 346\n",
-      "[100]\ttrain's ndcg@1: 0.975625\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-03-02\n",
-      "原始训练集大小:  6845\n",
-      "划分后的训练集大小: 6845, 验证集大小: 353\n",
-      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-03-03\n",
-      "原始训练集大小:  6842\n",
-      "划分后的训练集大小: 6842, 验证集大小: 333\n",
-      "[100]\ttrain's ndcg@1: 0.976125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-03-06\n",
-      "原始训练集大小:  6868\n",
-      "划分后的训练集大小: 6868, 验证集大小: 351\n",
-      "[100]\ttrain's ndcg@1: 0.937875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-03-07\n",
-      "原始训练集大小:  6858\n",
-      "划分后的训练集大小: 6858, 验证集大小: 345\n",
-      "[100]\ttrain's ndcg@1: 0.930125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-03-08\n",
-      "原始训练集大小:  6833\n",
-      "划分后的训练集大小: 6833, 验证集大小: 302\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-03-09\n",
-      "原始训练集大小:  6835\n",
-      "划分后的训练集大小: 6835, 验证集大小: 358\n",
-      "[100]\ttrain's ndcg@1: 0.97225\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-03-10\n",
-      "原始训练集大小:  6838\n",
-      "划分后的训练集大小: 6838, 验证集大小: 347\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-03-13\n",
-      "原始训练集大小:  6808\n",
-      "划分后的训练集大小: 6808, 验证集大小: 310\n",
-      "[100]\ttrain's ndcg@1: 0.975875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-03-14\n",
-      "原始训练集大小:  6846\n",
-      "划分后的训练集大小: 6846, 验证集大小: 383\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-03-15\n",
-      "原始训练集大小:  6843\n",
-      "划分后的训练集大小: 6843, 验证集大小: 325\n",
-      "[100]\ttrain's ndcg@1: 0.97075\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-03-16\n",
-      "原始训练集大小:  6822\n",
-      "划分后的训练集大小: 6822, 验证集大小: 327\n",
-      "[100]\ttrain's ndcg@1: 0.9435\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-03-17\n",
-      "原始训练集大小:  6839\n",
-      "划分后的训练集大小: 6839, 验证集大小: 379\n",
-      "[100]\ttrain's ndcg@1: 0.97125\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-03-20\n",
-      "原始训练集大小:  6829\n",
-      "划分后的训练集大小: 6829, 验证集大小: 315\n",
-      "[100]\ttrain's ndcg@1: 0.97125\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2023-03-21\n",
-      "原始训练集大小:  6828\n",
-      "划分后的训练集大小: 6828, 验证集大小: 341\n",
-      "[100]\ttrain's ndcg@1: 0.966375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-03-22\n",
-      "原始训练集大小:  6822\n",
-      "划分后的训练集大小: 6822, 验证集大小: 353\n",
-      "[100]\ttrain's ndcg@1: 0.966375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-03-23\n",
-      "原始训练集大小:  6817\n",
-      "划分后的训练集大小: 6817, 验证集大小: 325\n",
-      "[100]\ttrain's ndcg@1: 0.976125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-03-24\n",
-      "原始训练集大小:  6845\n",
-      "划分后的训练集大小: 6845, 验证集大小: 371\n",
-      "[100]\ttrain's ndcg@1: 0.985625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-03-27\n",
-      "原始训练集大小:  6811\n",
-      "划分后的训练集大小: 6811, 验证集大小: 337\n",
-      "[100]\ttrain's ndcg@1: 0.975875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-03-28\n",
-      "原始训练集大小:  6825\n",
-      "划分后的训练集大小: 6825, 验证集大小: 324\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-03-29\n",
-      "原始训练集大小:  6841\n",
-      "划分后的训练集大小: 6841, 验证集大小: 362\n",
-      "[100]\ttrain's ndcg@1: 0.97225\tvalid's ndcg@1: 0.64\n",
-      "最大日期: 2023-03-30\n",
-      "原始训练集大小:  6838\n",
-      "划分后的训练集大小: 6838, 验证集大小: 350\n",
-      "[100]\ttrain's ndcg@1: 0.967625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-03-31\n",
-      "原始训练集大小:  6803\n",
-      "划分后的训练集大小: 6803, 验证集大小: 298\n",
-      "[100]\ttrain's ndcg@1: 0.957875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-04-03\n",
-      "原始训练集大小:  6829\n",
-      "划分后的训练集大小: 6829, 验证集大小: 377\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-04-04\n",
-      "原始训练集大小:  6817\n",
-      "划分后的训练集大小: 6817, 验证集大小: 333\n",
-      "[100]\ttrain's ndcg@1: 0.975625\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-04-06\n",
-      "原始训练集大小:  6834\n",
-      "划分后的训练集大小: 6834, 验证集大小: 319\n",
-      "[100]\ttrain's ndcg@1: 0.948125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-04-07\n",
-      "原始训练集大小:  6843\n",
-      "划分后的训练集大小: 6843, 验证集大小: 367\n",
-      "[100]\ttrain's ndcg@1: 0.975875\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-04-10\n",
-      "原始训练集大小:  6823\n",
-      "划分后的训练集大小: 6823, 验证集大小: 327\n",
-      "[100]\ttrain's ndcg@1: 0.976375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-04-11\n",
-      "原始训练集大小:  6851\n",
-      "划分后的训练集大小: 6851, 验证集大小: 338\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-04-12\n",
-      "原始训练集大小:  6791\n",
-      "划分后的训练集大小: 6791, 验证集大小: 323\n",
-      "[100]\ttrain's ndcg@1: 0.956875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-04-13\n",
-      "原始训练集大小:  6815\n",
-      "划分后的训练集大小: 6815, 验证集大小: 349\n",
-      "[100]\ttrain's ndcg@1: 0.957875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-04-14\n",
-      "原始训练集大小:  6830\n",
-      "划分后的训练集大小: 6830, 验证集大小: 342\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-04-17\n",
-      "原始训练集大小:  6777\n",
-      "划分后的训练集大小: 6777, 验证集大小: 326\n",
-      "[100]\ttrain's ndcg@1: 0.957375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-04-18\n",
-      "原始训练集大小:  6787\n",
-      "划分后的训练集大小: 6787, 验证集大小: 325\n",
-      "[100]\ttrain's ndcg@1: 0.9715\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-04-19\n",
-      "原始训练集大小:  6800\n",
-      "划分后的训练集大小: 6800, 验证集大小: 354\n",
-      "[100]\ttrain's ndcg@1: 0.985625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-04-20\n",
-      "原始训练集大小:  6774\n",
-      "划分后的训练集大小: 6774, 验证集大小: 327\n",
-      "[100]\ttrain's ndcg@1: 0.949375\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-04-21\n",
-      "原始训练集大小:  6784\n",
-      "划分后的训练集大小: 6784, 验证集大小: 335\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-04-24\n",
-      "原始训练集大小:  6771\n",
-      "划分后的训练集大小: 6771, 验证集大小: 358\n",
-      "[100]\ttrain's ndcg@1: 0.968375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-04-25\n",
-      "原始训练集大小:  6759\n",
-      "划分后的训练集大小: 6759, 验证集大小: 325\n",
-      "[100]\ttrain's ndcg@1: 0.96275\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-04-26\n",
-      "原始训练集大小:  6759\n",
-      "划分后的训练集大小: 6759, 验证集大小: 324\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-04-27\n",
-      "原始训练集大小:  6777\n",
-      "划分后的训练集大小: 6777, 验证集大小: 380\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-04-28\n",
-      "原始训练集大小:  6706\n",
-      "划分后的训练集大小: 6706, 验证集大小: 279\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-05-04\n",
-      "原始训练集大小:  6760\n",
-      "划分后的训练集大小: 6760, 验证集大小: 352\n",
-      "[100]\ttrain's ndcg@1: 0.971\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-05-05\n",
-      "原始训练集大小:  6756\n",
-      "划分后的训练集大小: 6756, 验证集大小: 373\n",
-      "[100]\ttrain's ndcg@1: 0.956875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-05-08\n",
-      "原始训练集大小:  6729\n",
-      "划分后的训练集大小: 6729, 验证集大小: 306\n",
-      "[100]\ttrain's ndcg@1: 0.995125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-05-09\n",
-      "原始训练集大小:  6759\n",
-      "划分后的训练集大小: 6759, 验证集大小: 349\n",
-      "[100]\ttrain's ndcg@1: 0.995125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-05-10\n",
-      "原始训练集大小:  6758\n",
-      "划分后的训练集大小: 6758, 验证集大小: 366\n",
-      "[100]\ttrain's ndcg@1: 0.976125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-05-11\n",
-      "原始训练集大小:  6753\n",
-      "划分后的训练集大小: 6753, 验证集大小: 322\n",
-      "[100]\ttrain's ndcg@1: 0.985625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-05-12\n",
-      "原始训练集大小:  6760\n",
-      "划分后的训练集大小: 6760, 验证集大小: 345\n",
-      "[100]\ttrain's ndcg@1: 0.96125\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-05-15\n",
-      "原始训练集大小:  6776\n",
-      "划分后的训练集大小: 6776, 验证集大小: 339\n",
-      "[100]\ttrain's ndcg@1: 0.967125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-05-16\n",
-      "原始训练集大小:  6750\n",
-      "划分后的训练集大小: 6750, 验证集大小: 323\n",
-      "[100]\ttrain's ndcg@1: 0.939625\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2023-05-17\n",
-      "原始训练集大小:  6772\n",
-      "划分后的训练集大小: 6772, 验证集大小: 364\n",
-      "[100]\ttrain's ndcg@1: 0.9535\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-05-18\n",
-      "原始训练集大小:  6754\n",
-      "划分后的训练集大小: 6754, 验证集大小: 308\n",
-      "[100]\ttrain's ndcg@1: 0.939375\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2023-05-19\n",
-      "原始训练集大小:  6773\n",
-      "划分后的训练集大小: 6773, 验证集大小: 344\n",
-      "[100]\ttrain's ndcg@1: 0.955375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-05-22\n",
-      "原始训练集大小:  6790\n",
-      "划分后的训练集大小: 6790, 验证集大小: 371\n",
-      "[100]\ttrain's ndcg@1: 0.975625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-05-23\n",
-      "原始训练集大小:  6754\n",
-      "划分后的训练集大小: 6754, 验证集大小: 291\n",
-      "[100]\ttrain's ndcg@1: 0.946\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-05-24\n",
-      "原始训练集大小:  6768\n",
-      "划分后的训练集大小: 6768, 验证集大小: 349\n",
-      "[100]\ttrain's ndcg@1: 0.976625\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2023-05-25\n",
-      "原始训练集大小:  6752\n",
-      "划分后的训练集大小: 6752, 验证集大小: 342\n",
-      "[100]\ttrain's ndcg@1: 0.976375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-05-26\n",
-      "原始训练集大小:  6757\n",
-      "划分后的训练集大小: 6757, 验证集大小: 330\n",
-      "[100]\ttrain's ndcg@1: 0.941125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-05-29\n",
-      "原始训练集大小:  6776\n",
-      "划分后的训练集大小: 6776, 验证集大小: 343\n",
-      "[100]\ttrain's ndcg@1: 0.96475\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-05-30\n",
-      "原始训练集大小:  6724\n",
-      "划分后的训练集大小: 6724, 验证集大小: 328\n",
-      "[100]\ttrain's ndcg@1: 0.96175\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-05-31\n",
-      "原始训练集大小:  6782\n",
-      "划分后的训练集大小: 6782, 验证集大小: 337\n",
-      "[100]\ttrain's ndcg@1: 0.938125\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-06-01\n",
-      "原始训练集大小:  6770\n",
-      "划分后的训练集大小: 6770, 验证集大小: 340\n",
-      "[100]\ttrain's ndcg@1: 0.927\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-06-02\n",
-      "原始训练集大小:  6728\n",
-      "划分后的训练集大小: 6728, 验证集大小: 331\n",
-      "[100]\ttrain's ndcg@1: 0.92725\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-06-05\n",
-      "原始训练集大小:  6745\n",
-      "划分后的训练集大小: 6745, 验证集大小: 323\n",
-      "[100]\ttrain's ndcg@1: 0.94325\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-06-06\n",
-      "原始训练集大小:  6764\n",
-      "划分后的训练集大小: 6764, 验证集大小: 368\n",
-      "[100]\ttrain's ndcg@1: 0.919375\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-06-07\n",
-      "原始训练集大小:  6692\n",
-      "划分后的训练集大小: 6692, 验证集大小: 294\n",
-      "[100]\ttrain's ndcg@1: 0.943\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-06-08\n",
-      "原始训练集大小:  6698\n",
-      "划分后的训练集大小: 6698, 验证集大小: 328\n",
-      "[100]\ttrain's ndcg@1: 0.93375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-06-09\n",
-      "原始训练集大小:  6723\n",
-      "划分后的训练集大小: 6723, 验证集大小: 370\n",
-      "[100]\ttrain's ndcg@1: 0.93425\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-06-12\n",
-      "原始训练集大小:  6693\n",
-      "划分后的训练集大小: 6693, 验证集大小: 309\n",
-      "[100]\ttrain's ndcg@1: 0.976125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-06-13\n",
-      "原始训练集大小:  6709\n",
-      "划分后的训练集大小: 6709, 验证集大小: 339\n",
-      "[100]\ttrain's ndcg@1: 0.91675\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-06-14\n",
-      "原始训练集大小:  6688\n",
-      "划分后的训练集大小: 6688, 验证集大小: 343\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-06-15\n",
-      "原始训练集大小:  6711\n",
-      "划分后的训练集大小: 6711, 验证集大小: 331\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-06-16\n",
-      "原始训练集大小:  6716\n",
-      "划分后的训练集大小: 6716, 验证集大小: 349\n",
-      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-06-19\n",
-      "原始训练集大小:  6684\n",
-      "划分后的训练集大小: 6684, 验证集大小: 339\n",
-      "[100]\ttrain's ndcg@1: 0.956625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-06-20\n",
-      "原始训练集大小:  6707\n",
-      "划分后的训练集大小: 6707, 验证集大小: 314\n",
-      "[100]\ttrain's ndcg@1: 0.94275\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-06-21\n",
-      "原始训练集大小:  6712\n",
-      "划分后的训练集大小: 6712, 验证集大小: 354\n",
-      "[100]\ttrain's ndcg@1: 0.9435\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-06-26\n",
-      "原始训练集大小:  6686\n",
-      "划分后的训练集大小: 6686, 验证集大小: 316\n",
-      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2023-06-27\n",
-      "原始训练集大小:  6668\n",
-      "划分后的训练集大小: 6668, 验证集大小: 312\n",
-      "[100]\ttrain's ndcg@1: 0.971\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-06-28\n",
-      "原始训练集大小:  6708\n",
-      "划分后的训练集大小: 6708, 验证集大小: 383\n",
-      "[100]\ttrain's ndcg@1: 0.956375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-06-29\n",
-      "原始训练集大小:  6652\n",
-      "划分后的训练集大小: 6652, 验证集大小: 272\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-06-30\n",
-      "原始训练集大小:  6685\n",
-      "划分后的训练集大小: 6685, 验证集大小: 370\n",
-      "[100]\ttrain's ndcg@1: 0.995125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-07-03\n",
-      "原始训练集大小:  6714\n",
-      "划分后的训练集大小: 6714, 验证集大小: 369\n",
-      "[100]\ttrain's ndcg@1: 0.9715\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-07-04\n",
-      "原始训练集大小:  6666\n",
-      "划分后的训练集大小: 6666, 验证集大小: 283\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-07-05\n",
-      "原始训练集大小:  6723\n",
-      "划分后的训练集大小: 6723, 验证集大小: 380\n",
-      "[100]\ttrain's ndcg@1: 0.943\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-07-06\n",
-      "原始训练集大小:  6698\n",
-      "划分后的训练集大小: 6698, 验证集大小: 343\n",
-      "[100]\ttrain's ndcg@1: 0.95275\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-07-07\n",
-      "原始训练集大小:  6719\n",
-      "划分后的训练集大小: 6719, 验证集大小: 315\n",
-      "[100]\ttrain's ndcg@1: 0.942\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-07-10\n",
-      "原始训练集大小:  6746\n",
-      "划分后的训练集大小: 6746, 验证集大小: 355\n",
-      "[100]\ttrain's ndcg@1: 0.95175\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-07-11\n",
-      "原始训练集大小:  6684\n",
-      "划分后的训练集大小: 6684, 验证集大小: 308\n",
-      "[100]\ttrain's ndcg@1: 0.975625\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-07-12\n",
-      "原始训练集大小:  6729\n",
-      "划分后的训练集大小: 6729, 验证集大小: 354\n",
-      "[100]\ttrain's ndcg@1: 0.976125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-07-13\n",
-      "原始训练集大小:  6746\n",
-      "划分后的训练集大小: 6746, 验证集大小: 356\n",
-      "[100]\ttrain's ndcg@1: 0.966125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-07-14\n",
-      "原始训练集大小:  6685\n",
-      "划分后的训练集大小: 6685, 验证集大小: 282\n",
-      "[100]\ttrain's ndcg@1: 0.946875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-07-17\n",
-      "原始训练集大小:  6703\n",
-      "划分后的训练集大小: 6703, 验证集大小: 349\n",
       "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-07-18\n",
-      "原始训练集大小:  6742\n",
-      "划分后的训练集大小: 6742, 验证集大小: 388\n",
-      "[100]\ttrain's ndcg@1: 0.96175\tvalid's ndcg@1: 0.7225\n",
-      "最大日期: 2023-07-19\n",
-      "原始训练集大小:  6664\n",
-      "划分后的训练集大小: 6664, 验证集大小: 261\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1原始训练集大小:  1688\n",
+      "原始训练集大小:  1699\n",
+      "划分后的训练集大小: 1723, 验证集大小: 353\n",
+      "\n",
+      "划分后的训练集大小: 1688, 验证集大小: 345\n",
+      "原始训练集大小:  1676\n",
+      "原始训练集大小:  1677\n",
+      "划分后的训练集大小: 1699, 验证集大小: 343\n",
       "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-07-20\n",
-      "原始训练集大小:  6704\n",
-      "划分后的训练集大小: 6704, 验证集大小: 354\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-07-21\n",
-      "原始训练集大小:  6747\n",
-      "划分后的训练集大小: 6747, 验证集大小: 397\n",
-      "[100]\ttrain's ndcg@1: 0.985625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-07-24\n",
-      "原始训练集大小:  6703\n",
-      "划分后的训练集大小: 6703, 验证集大小: 272\n",
-      "[100]\ttrain's ndcg@1: 0.966625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-07-25\n",
-      "原始训练集大小:  6590\n",
-      "划分后的训练集大小: 6590, 验证集大小: 199\n",
-      "[100]\ttrain's ndcg@1: 0.97075\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-07-26\n",
-      "原始训练集大小:  6331\n",
-      "划分后的训练集大小: 6331, 验证集大小: 124\n",
-      "[100]\ttrain's ndcg@1: 0.9625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-07-27\n",
-      "原始训练集大小:  6179\n",
-      "划分后的训练集大小: 6179, 验证集大小: 120\n",
-      "[100]\ttrain's ndcg@1: 0.939375\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2023-07-28\n",
-      "原始训练集大小:  6139\n",
-      "划分后的训练集大小: 6139, 验证集大小: 330\n",
+      "划分后的训练集大小: 1676, 验证集大小: 355\n",
+      "划分后的训练集大小: 1677, 验证集大小: 319\n",
+      "原始训练集大小:  1644\n",
+      "划分后的训练集大小: 1644, 验证集大小: 328\n",
+      "原始训练集大小:  1724\n",
+      "原始训练集大小:  1692\n",
+      "划分后的训练集大小: 1692, 验证集大小: 327\n",
+      "原始训练集大小: 原始训练集大小:  1723\n",
+      "原始训练集大小:  1700\n",
+      "划分后的训练集大小: 1724, 验证集大小: 379\n",
+      " 1674\n",
+      "划分后的训练集大小: 1723, 验证集大小: 327\n",
+      "原始训练集大小:  1696\n",
+      "划分后的训练集大小: 1674, 验证集大小: 327\n",
+      "划分后的训练集大小: 1700, 验证集大小: 366\n",
+      "原始训练集大小:  1678\n",
+      "划分后的训练集大小: 1696, 验证集大小: 353\n",
+      "划分后的训练集大小: 1678, 验证集大小: 291原始训练集大小:  1721\n",
+      "\n",
+      "划分后的训练集大小: 1721, 验证集大小: 339\n",
+      "原始训练集大小: 原始训练集大小:  1728\n",
+      " 1679\n",
+      "原始训练集大小:  1665\n",
+      "划分后的训练集大小: 1679, 验证集大小: 308\n",
+      "划分后的训练集大小: 1665, 验证集大小: 325\n",
+      "[100]\ttrain's ndcg@1: 0.923\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1728, 验证集大小: 336\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1679\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1727\n",
+      "原始训练集大小:  1713\n",
+      "划分后的训练集大小: 1679, 验证集大小: 331\n",
+      "划分后的训练集大小: 1727, 验证集大小: 337\n",
+      "原始训练集大小:  1694\n",
+      "划分后的训练集大小: 1713, 验证集大小: 325\n",
+      "原始训练集大小:  1693\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1694, 验证集大小: 367\n",
+      "原始训练集大小:  1745\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1693, 验证集大小: 364\n",
+      "原始训练集大小:  1715\n",
+      "划分后的训练集大小: 1745, 验证集大小: 371\n",
+      "划分后的训练集大小: 1715, 验证集大小: 353\n",
+      "[100]\ttrain's ndcg@1: 0.9065\tvalid's ndcg@1: 0.81\n",
+      "原始训练集大小:  1701\n",
+      "原始训练集大小:  1683\n",
+      "划分后的训练集大小: 1701, 验证集大小: 339\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1683, 验证集大小: 370\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1729\n",
+      "原始训练集大小: 划分后的训练集大小: 1729, 验证集大小: 315\n",
+      " 1674\n",
+      "划分后的训练集大小: 1674, 验证集大小: 323\n",
+      "原始训练集大小:  1678\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1685\n",
+      "划分后的训练集大小: 1678, 验证集大小: 344\n",
+      "原始训练集大小:  1567\n",
+      "划分后的训练集大小: 1567, 验证集大小: 345\n",
+      "划分后的训练集大小: 1685, 验证集大小: 329\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1557\n",
+      "原始训练集大小:  1656\n",
       "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-07-31\n",
-      "原始训练集大小:  6079\n",
-      "划分后的训练集大小: 6079, 验证集大小: 309\n",
-      "[100]\ttrain's ndcg@1: 0.975875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-08-01\n",
-      "原始训练集大小:  6130\n",
-      "划分后的训练集大小: 6130, 验证集大小: 334\n",
-      "[100]\ttrain's ndcg@1: 0.938375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-08-02\n",
-      "原始训练集大小:  6050\n",
-      "划分后的训练集大小: 6050, 验证集大小: 300\n",
+      "原始训练集大小:  1669\n",
+      "划分后的训练集大小: 1557, 验证集大小: 347\n",
+      "原始训练集大小:  1728\n",
+      "划分后的训练集大小: 1656, 验证集大小: 294\n",
+      "原始训练集大小:  1701\n",
       "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-08-03\n",
-      "原始训练集大小:  5975\n",
-      "划分后的训练集大小: 5975, 验证集大小: 268\n",
-      "[100]\ttrain's ndcg@1: 0.965875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-08-04\n",
-      "原始训练集大小:  5968\n",
-      "划分后的训练集大小: 5968, 验证集大小: 308\n",
-      "[100]\ttrain's ndcg@1: 0.971\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-08-07\n",
-      "原始训练集大小:  5960\n",
-      "划分后的训练集大小: 5960, 验证集大小: 347\n",
-      "[100]\ttrain's ndcg@1: 0.937625\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-08-08\n",
-      "原始训练集大小:  5938\n",
-      "划分后的训练集大小: 5938, 验证集大小: 286\n",
-      "[100]\ttrain's ndcg@1: 0.9715\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-08-09\n",
-      "原始训练集大小:  5908\n",
-      "划分后的训练集大小: 5908, 验证集大小: 324\n",
-      "[100]\ttrain's ndcg@1: 0.943\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-08-10\n",
-      "原始训练集大小:  5897\n",
-      "划分后的训练集大小: 5897, 验证集大小: 345\n",
-      "[100]\ttrain's ndcg@1: 0.966625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-08-11\n",
-      "原始训练集大小:  5909\n",
-      "划分后的训练集大小: 5909, 验证集大小: 294\n",
-      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-08-14\n",
-      "原始训练集大小:  5900\n",
-      "划分后的训练集大小: 5900, 验证集大小: 340\n",
-      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-08-15\n",
-      "原始训练集大小:  5846\n",
-      "划分后的训练集大小: 5846, 验证集大小: 334\n",
-      "[100]\ttrain's ndcg@1: 0.975875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-08-16\n",
-      "原始训练集大小:  5904\n",
-      "划分后的训练集大小: 5904, 验证集大小: 319\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-08-17\n",
-      "原始训练集大小:  5883\n",
-      "划分后的训练集大小: 5883, 验证集大小: 333\n",
-      "[100]\ttrain's ndcg@1: 0.959875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-08-18\n",
-      "原始训练集大小:  5783\n",
-      "划分后的训练集大小: 5783, 验证集大小: 297\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-08-21\n",
-      "原始训练集大小:  5827\n",
-      "划分后的训练集大小: 5827, 验证集大小: 316\n",
-      "[100]\ttrain's ndcg@1: 0.966875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-08-22\n",
-      "原始训练集大小:  5989\n",
-      "划分后的训练集大小: 5989, 验证集大小: 361\n",
-      "[100]\ttrain's ndcg@1: 0.985625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-08-23\n",
-      "原始训练集大小:  6164\n",
-      "划分后的训练集大小: 6164, 验证集大小: 299\n",
-      "[100]\ttrain's ndcg@1: 0.985625\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-08-24\n",
-      "原始训练集大小:  6373\n",
-      "划分后的训练集大小: 6373, 验证集大小: 329\n",
-      "[100]\ttrain's ndcg@1: 0.976375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-08-25\n",
-      "原始训练集大小:  6421\n",
-      "划分后的训练集大小: 6421, 验证集大小: 378\n",
-      "[100]\ttrain's ndcg@1: 0.966375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-08-28\n",
-      "原始训练集大小:  6382\n",
-      "划分后的训练集大小: 6382, 验证集大小: 270\n",
-      "[100]\ttrain's ndcg@1: 0.986125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-08-29\n",
-      "原始训练集大小:  6400\n",
-      "划分后的训练集大小: 6400, 验证集大小: 352\n",
-      "[100]\ttrain's ndcg@1: 0.98125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-08-30\n",
-      "原始训练集大小:  6467\n",
-      "划分后的训练集大小: 6467, 验证集大小: 367\n",
-      "[100]\ttrain's ndcg@1: 0.966625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-08-31\n",
-      "原始训练集大小:  6481\n",
-      "划分后的训练集大小: 6481, 验证集大小: 282\n",
-      "[100]\ttrain's ndcg@1: 0.995125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-09-01\n",
-      "原始训练集大小:  6512\n",
-      "划分后的训练集大小: 6512, 验证集大小: 339\n",
-      "[100]\ttrain's ndcg@1: 0.94375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-09-04\n",
-      "原始训练集大小:  6525\n",
-      "划分后的训练集大小: 6525, 验证集大小: 360\n",
-      "[100]\ttrain's ndcg@1: 0.976125\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-09-05\n",
-      "原始训练集大小:  6555\n",
-      "划分后的训练集大小: 6555, 验证集大小: 316\n",
-      "[100]\ttrain's ndcg@1: 0.957125\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-09-06\n",
-      "原始训练集大小:  6572\n",
-      "划分后的训练集大小: 6572, 验证集大小: 341\n",
-      "[100]\ttrain's ndcg@1: 0.975875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-09-07\n",
-      "原始训练集大小:  6556\n",
-      "划分后的训练集大小: 6556, 验证集大小: 329\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-09-08\n",
-      "原始训练集大小:  6582\n",
-      "划分后的训练集大小: 6582, 验证集大小: 320\n",
-      "[100]\ttrain's ndcg@1: 0.95375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-09-11\n",
-      "原始训练集大小:  6603\n",
-      "划分后的训练集大小: 6603, 验证集大小: 361\n",
-      "[100]\ttrain's ndcg@1: 0.939125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-09-12\n",
-      "原始训练集大小:  6586\n",
-      "划分后的训练集大小: 6586, 验证集大小: 317\n",
-      "[100]\ttrain's ndcg@1: 0.957875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-09-13\n",
-      "原始训练集大小:  6581\n",
-      "划分后的训练集大小: 6581, 验证集大小: 314\n",
-      "[100]\ttrain's ndcg@1: 0.9615\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2023-09-14\n",
-      "原始训练集大小:  6630\n",
-      "划分后的训练集大小: 6630, 验证集大小: 382\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-09-15\n",
-      "原始训练集大小:  6625\n",
-      "划分后的训练集大小: 6625, 验证集大小: 292\n",
-      "[100]\ttrain's ndcg@1: 0.967375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-09-18\n",
-      "原始训练集大小:  6650\n",
-      "划分后的训练集大小: 6650, 验证集大小: 341\n",
-      "[100]\ttrain's ndcg@1: 0.958875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-09-19\n",
-      "原始训练集大小:  6665\n",
-      "划分后的训练集大小: 6665, 验证集大小: 376\n",
-      "[100]\ttrain's ndcg@1: 0.96125\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-09-20\n",
-      "原始训练集大小:  6662\n",
-      "划分后的训练集大小: 6662, 验证集大小: 296\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-09-21\n",
-      "原始训练集大小:  6676\n",
-      "划分后的训练集大小: 6676, 验证集大小: 343\n",
-      "[100]\ttrain's ndcg@1: 0.9535\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-09-22\n",
-      "原始训练集大小:  6642\n",
-      "划分后的训练集大小: 6642, 验证集大小: 344\n",
-      "[100]\ttrain's ndcg@1: 0.966875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-09-25\n",
-      "原始训练集大小:  6685\n",
-      "划分后的训练集大小: 6685, 验证集大小: 313\n",
-      "[100]\ttrain's ndcg@1: 0.9615\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-09-26\n",
-      "原始训练集大小:  6671\n",
-      "划分后的训练集大小: 6671, 验证集大小: 338\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-09-27\n",
-      "原始训练集大小:  6622\n",
-      "划分后的训练集大小: 6622, 验证集大小: 318\n",
-      "[100]\ttrain's ndcg@1: 0.966125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-09-28\n",
-      "原始训练集大小:  6647\n",
-      "划分后的训练集大小: 6647, 验证集大小: 307\n",
-      "[100]\ttrain's ndcg@1: 0.96125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-10-09\n",
-      "原始训练集大小:  6697\n",
-      "划分后的训练集大小: 6697, 验证集大小: 389\n",
-      "[100]\ttrain's ndcg@1: 0.94325\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-10-10\n",
-      "原始训练集大小:  6637\n",
-      "划分后的训练集大小: 6637, 验证集大小: 300\n",
-      "[100]\ttrain's ndcg@1: 0.971\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-10-11\n",
-      "原始训练集大小:  6621\n",
-      "划分后的训练集大小: 6621, 验证集大小: 300\n",
-      "[100]\ttrain's ndcg@1: 0.97125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-10-12\n",
-      "原始训练集大小:  6688\n",
-      "划分后的训练集大小: 6688, 验证集大小: 408\n",
-      "[100]\ttrain's ndcg@1: 0.956625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-10-13\n",
-      "原始训练集大小:  6609\n",
-      "划分后的训练集大小: 6609, 验证集大小: 250\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-10-16\n",
-      "原始训练集大小:  6596\n",
-      "划分后的训练集大小: 6596, 验证集大小: 307\n",
-      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-10-17\n",
-      "原始训练集大小:  6571\n",
-      "划分后的训练集大小: 6571, 验证集大小: 336\n",
-      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-10-18\n",
-      "原始训练集大小:  6511\n",
-      "划分后的训练集大小: 6511, 验证集大小: 257\n",
-      "[100]\ttrain's ndcg@1: 0.995125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-10-19\n",
-      "原始训练集大小:  6519\n",
-      "划分后的训练集大小: 6519, 验证集大小: 322\n",
-      "[100]\ttrain's ndcg@1: 0.995125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-10-20\n",
-      "原始训练集大小:  6482\n",
-      "划分后的训练集大小: 6482, 验证集大小: 345\n",
-      "[100]\ttrain's ndcg@1: 0.976125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-10-23\n",
-      "原始训练集大小:  6507\n",
-      "划分后的训练集大小: 6507, 验证集大小: 317\n",
-      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-10-24\n",
-      "原始训练集大小:  6524\n",
-      "划分后的训练集大小: 6524, 验证集大小: 358\n",
-      "[100]\ttrain's ndcg@1: 0.9905\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-10-25\n",
-      "原始训练集大小:  6484\n",
-      "划分后的训练集大小: 6484, 验证集大小: 336\n",
-      "[100]\ttrain's ndcg@1: 0.985625\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-10-26\n",
-      "原始训练集大小:  6482\n",
-      "划分后的训练集大小: 6482, 验证集大小: 294\n",
-      "[100]\ttrain's ndcg@1: 0.9905\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-10-27\n",
-      "原始训练集大小:  6523\n",
-      "划分后的训练集大小: 6523, 验证集大小: 384\n",
-      "[100]\ttrain's ndcg@1: 0.985625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-10-30\n",
-      "原始训练集大小:  6488\n",
-      "划分后的训练集大小: 6488, 验证集大小: 309\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-10-31\n",
-      "原始训练集大小:  6484\n",
-      "划分后的训练集大小: 6484, 验证集大小: 309\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-11-01\n",
-      "原始训练集大小:  6566\n",
-      "划分后的训练集大小: 6566, 验证集大小: 420\n",
-      "[100]\ttrain's ndcg@1: 0.995125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-11-02\n",
-      "原始训练集大小:  6512\n",
-      "划分后的训练集大小: 6512, 验证集大小: 264\n",
-      "[100]\ttrain's ndcg@1: 0.995125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-11-03\n",
-      "原始训练集大小:  6531\n",
-      "划分后的训练集大小: 6531, 验证集大小: 326\n",
-      "[100]\ttrain's ndcg@1: 0.985625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-11-06\n",
-      "原始训练集大小:  6539\n",
-      "划分后的训练集大小: 6539, 验证集大小: 397\n",
-      "[100]\ttrain's ndcg@1: 0.975625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-11-07\n",
-      "原始训练集大小:  6520\n",
-      "划分后的训练集大小: 6520, 验证集大小: 281\n",
-      "[100]\ttrain's ndcg@1: 0.97175\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-11-08\n",
-      "原始训练集大小:  6571\n",
-      "划分后的训练集大小: 6571, 验证集大小: 351\n",
-      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-11-09\n",
-      "原始训练集大小:  6500\n",
-      "划分后的训练集大小: 6500, 验证集大小: 337\n",
-      "[100]\ttrain's ndcg@1: 0.995125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-11-10\n",
-      "原始训练集大小:  6552\n",
-      "划分后的训练集大小: 6552, 验证集大小: 302\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-11-13\n",
-      "原始训练集大小:  6594\n",
-      "划分后的训练集大小: 6594, 验证集大小: 349\n",
-      "[100]\ttrain's ndcg@1: 0.956625\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-11-14\n",
-      "原始训练集大小:  6601\n",
-      "划分后的训练集大小: 6601, 验证集大小: 343\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-11-15\n",
-      "原始训练集大小:  6647\n",
-      "划分后的训练集大小: 6647, 验证集大小: 303\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-11-16\n",
-      "原始训练集大小:  6694\n",
-      "划分后的训练集大小: 6694, 验证集大小: 369\n",
-      "[100]\ttrain's ndcg@1: 0.977125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-11-17\n",
-      "原始训练集大小:  6650\n",
-      "划分后的训练集大小: 6650, 验证集大小: 301\n",
-      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-11-20\n",
-      "原始训练集大小:  6645\n",
-      "划分后的训练集大小: 6645, 验证集大小: 312\n",
-      "[100]\ttrain's ndcg@1: 0.976125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-11-21\n",
-      "原始训练集大小:  6674\n",
-      "划分后的训练集大小: 6674, 验证集大小: 387\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-11-22\n",
-      "原始训练集大小:  6617\n",
-      "划分后的训练集大小: 6617, 验证集大小: 279\n",
-      "[100]\ttrain's ndcg@1: 0.976125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-11-23\n",
-      "原始训练集大小:  6661\n",
-      "划分后的训练集大小: 6661, 验证集大小: 338\n",
-      "[100]\ttrain's ndcg@1: 0.995125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-11-24\n",
-      "原始训练集大小:  6633\n",
-      "划分后的训练集大小: 6633, 验证集大小: 356\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2023-11-27\n",
-      "原始训练集大小:  6610\n",
-      "划分后的训练集大小: 6610, 验证集大小: 286\n",
-      "[100]\ttrain's ndcg@1: 0.97125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-11-28\n",
-      "原始训练集大小:  6663\n",
-      "划分后的训练集大小: 6663, 验证集大小: 362\n",
-      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-11-29\n",
-      "原始训练集大小:  6572\n",
-      "划分后的训练集大小: 6572, 验证集大小: 329\n",
-      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-11-30\n",
-      "原始训练集大小:  6611\n",
-      "划分后的训练集大小: 6611, 验证集大小: 303\n",
-      "[100]\ttrain's ndcg@1: 0.975625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-12-01\n",
-      "原始训练集大小:  6619\n",
-      "划分后的训练集大小: 6619, 验证集大小: 334\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-12-04\n",
-      "原始训练集大小:  6536\n",
-      "划分后的训练集大小: 6536, 验证集大小: 314\n",
-      "[100]\ttrain's ndcg@1: 0.995125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-12-05\n",
-      "原始训练集大小:  6551\n",
-      "划分后的训练集大小: 6551, 验证集大小: 296\n",
-      "[100]\ttrain's ndcg@1: 0.971\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-12-06\n",
-      "原始训练集大小:  6557\n",
-      "划分后的训练集大小: 6557, 验证集大小: 357\n",
-      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-12-07\n",
-      "原始训练集大小:  6549\n",
-      "划分后的训练集大小: 6549, 验证集大小: 329\n",
-      "[100]\ttrain's ndcg@1: 0.97075\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-12-08\n",
-      "原始训练集大小:  6557\n",
-      "划分后的训练集大小: 6557, 验证集大小: 310\n",
-      "[100]\ttrain's ndcg@1: 0.98125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-12-11\n",
-      "原始训练集大小:  6551\n",
-      "划分后的训练集大小: 6551, 验证集大小: 343\n",
-      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-12-12\n",
-      "原始训练集大小:  6565\n",
-      "划分后的训练集大小: 6565, 验证集大小: 357\n",
-      "[100]\ttrain's ndcg@1: 0.9515\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-12-13\n",
-      "原始训练集大小:  6560\n",
-      "划分后的训练集大小: 6560, 验证集大小: 298\n",
-      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-12-14\n",
-      "原始训练集大小:  6550\n",
-      "划分后的训练集大小: 6550, 验证集大小: 359\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-12-15\n",
-      "原始训练集大小:  6588\n",
-      "划分后的训练集大小: 6588, 验证集大小: 339\n",
-      "[100]\ttrain's ndcg@1: 0.976375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-12-18\n",
-      "原始训练集大小:  6560\n",
-      "划分后的训练集大小: 6560, 验证集大小: 284\n",
-      "[100]\ttrain's ndcg@1: 0.98125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-12-19\n",
-      "原始训练集大小:  6523\n",
-      "划分后的训练集大小: 6523, 验证集大小: 350\n",
-      "[100]\ttrain's ndcg@1: 0.97125\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2023-12-20\n",
-      "原始训练集大小:  6573\n",
-      "划分后的训练集大小: 6573, 验证集大小: 329\n",
-      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-12-21\n",
-      "原始训练集大小:  6553\n",
-      "划分后的训练集大小: 6553, 验证集大小: 318\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-12-22\n",
-      "原始训练集大小:  6534\n",
-      "划分后的训练集大小: 6534, 验证集大小: 337\n",
-      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-12-25\n",
-      "原始训练集大小:  6586\n",
-      "划分后的训练集大小: 6586, 验证集大小: 338\n",
-      "[100]\ttrain's ndcg@1: 0.975875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-12-26\n",
-      "原始训练集大小:  6544\n",
-      "划分后的训练集大小: 6544, 验证集大小: 320\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-12-27\n",
-      "原始训练集大小:  6571\n",
-      "划分后的训练集大小: 6571, 验证集大小: 356\n",
-      "[100]\ttrain's ndcg@1: 0.947625\tvalid's ndcg@1: 0.7225\n",
-      "最大日期: 2023-12-28\n",
-      "原始训练集大小:  6607\n",
-      "划分后的训练集大小: 6607, 验证集大小: 339\n",
-      "[100]\ttrain's ndcg@1: 0.985625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2023-12-29\n",
-      "原始训练集大小:  6568\n",
-      "划分后的训练集大小: 6568, 验证集大小: 295\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-01-02\n",
-      "原始训练集大小:  6627\n",
-      "划分后的训练集大小: 6627, 验证集大小: 373\n",
-      "[100]\ttrain's ndcg@1: 0.98125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-01-03\n",
-      "原始训练集大小:  6670\n",
-      "划分后的训练集大小: 6670, 验证集大小: 339\n",
+      "原始训练集大小:  1640\n",
       "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-01-04\n",
-      "原始训练集大小:  6647\n",
-      "划分后的训练集大小: 6647, 验证集大小: 334\n",
-      "[100]\ttrain's ndcg@1: 0.97125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-01-05\n",
-      "原始训练集大小:  6643\n",
-      "划分后的训练集大小: 6643, 验证集大小: 325\n",
-      "[100]\ttrain's ndcg@1: 0.9615\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-01-08\n",
-      "原始训练集大小:  6649\n",
-      "划分后的训练集大小: 6649, 验证集大小: 316\n",
-      "[100]\ttrain's ndcg@1: 0.975875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-01-09\n",
-      "原始训练集大小:  6636\n",
-      "划分后的训练集大小: 6636, 验证集大小: 330\n",
-      "[100]\ttrain's ndcg@1: 0.975625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-01-10\n",
-      "原始训练集大小:  6626\n",
-      "划分后的训练集大小: 6626, 验证集大小: 347\n",
-      "[100]\ttrain's ndcg@1: 0.957875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-01-11\n",
-      "原始训练集大小:  6628\n",
-      "划分后的训练集大小: 6628, 验证集大小: 300\n",
-      "[100]\ttrain's ndcg@1: 0.968125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-01-12\n",
-      "原始训练集大小:  6601\n",
-      "划分后的训练集大小: 6601, 验证集大小: 332\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-01-15\n",
-      "原始训练集大小:  6603\n",
-      "划分后的训练集大小: 6603, 验证集大小: 341\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-01-16\n",
-      "原始训练集大小:  6632\n",
-      "划分后的训练集大小: 6632, 验证集大小: 313\n",
-      "[100]\ttrain's ndcg@1: 0.957375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-01-17\n",
-      "原始训练集大小:  6647\n",
-      "划分后的训练集大小: 6647, 验证集大小: 365\n",
-      "[100]\ttrain's ndcg@1: 0.96175\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-01-18\n",
-      "原始训练集大小:  6648\n",
-      "划分后的训练集大小: 6648, 验证集大小: 330\n",
-      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-01-19\n",
-      "原始训练集大小:  6646\n",
-      "划分后的训练集大小: 6646, 验证集大小: 316\n",
-      "[100]\ttrain's ndcg@1: 0.919125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-01-22\n",
-      "原始训练集大小:  6669\n",
-      "划分后的训练集大小: 6669, 验证集大小: 360\n",
-      "[100]\ttrain's ndcg@1: 0.966875\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-01-23\n",
-      "原始训练集大小:  6660\n",
-      "划分后的训练集大小: 6660, 验证集大小: 329\n",
+      "划分后的训练集大小: 1669, 验证集大小: 309\n",
+      "划分后的训练集大小: 1701, 验证集大小: 308\n",
+      "划分后的训练集大小: 1728, 验证集大小: 345\n",
+      "划分后的训练集大小: 1640, 验证集大小: 339\n",
+      "原始训练集大小:  1697\n",
+      "原始训练集大小:  1676\n",
+      "原始训练集大小:  1509\n",
+      "原始训练集大小:  1699\n",
+      "划分后的训练集大小: 1676, 验证集大小: 314\n",
+      "原始训练集大小:  1687\n",
+      "划分后的训练集大小: 1697, 验证集大小: 301\n",
+      "划分后的训练集大小: 1509, 验证集大小: 286\n",
+      "原始训练集大小:  1713\n",
+      "划分后的训练集大小: 1699, 验证集大小: 325\n",
+      "原始训练集大小:  1671\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 0.81\n",
+      "原始训练集大小:  1667\n",
+      "原始训练集大小:  1705\n",
+      "划分后的训练集大小: 1705, 验证集大小: 371\n",
+      "划分后的训练集大小: 1687, 验证集大小: 354\n",
+      "划分后的训练集大小: 1667, 验证集大小: 335\n",
       "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-01-24\n",
-      "原始训练集大小:  6649\n",
-      "划分后的训练集大小: 6649, 验证集大小: 309\n",
-      "[100]\ttrain's ndcg@1: 0.96125\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-01-25\n",
-      "原始训练集大小:  6649\n",
-      "划分后的训练集大小: 6649, 验证集大小: 356\n",
-      "[100]\ttrain's ndcg@1: 0.985625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-01-26\n",
-      "原始训练集大小:  6626\n",
-      "划分后的训练集大小: 6626, 验证集大小: 316\n",
-      "[100]\ttrain's ndcg@1: 0.966375\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-01-29\n",
-      "原始训练集大小:  6666\n",
-      "划分后的训练集大小: 6666, 验证集大小: 335\n",
-      "[100]\ttrain's ndcg@1: 0.95275\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-01-30\n",
-      "原始训练集大小:  6636\n",
-      "划分后的训练集大小: 6636, 验证集大小: 343\n",
-      "[100]\ttrain's ndcg@1: 0.976125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-01-31\n",
-      "原始训练集大小:  6595\n",
-      "划分后的训练集大小: 6595, 验证集大小: 298\n",
-      "[100]\ttrain's ndcg@1: 0.9335\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-02-01\n",
-      "原始训练集大小:  6607\n",
-      "划分后的训练集大小: 6607, 验证集大小: 346\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-02-02\n",
-      "原始训练集大小:  6646\n",
-      "划分后的训练集大小: 6646, 验证集大小: 364\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-02-05\n",
-      "原始训练集大小:  6645\n",
-      "划分后的训练集大小: 6645, 验证集大小: 315\n",
-      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-02-06\n",
-      "原始训练集大小:  6659\n",
-      "划分后的训练集大小: 6659, 验证集大小: 344\n",
-      "[100]\ttrain's ndcg@1: 0.920875\tvalid's ndcg@1: 0.64\n",
-      "最大日期: 2024-02-07\n",
-      "原始训练集大小:  6657\n",
-      "划分后的训练集大小: 6657, 验证集大小: 345\n",
-      "[100]\ttrain's ndcg@1: 0.949125\tvalid's ndcg@1: 0.5625\n",
-      "最大日期: 2024-02-08\n",
-      "原始训练集大小:  6677\n",
-      "划分后的训练集大小: 6677, 验证集大小: 320\n",
-      "[100]\ttrain's ndcg@1: 0.941719\tvalid's ndcg@1: 0.224377\n",
-      "最大日期: 2024-02-19\n",
-      "原始训练集大小:  6684\n",
-      "划分后的训练集大小: 6684, 验证集大小: 339\n",
-      "[100]\ttrain's ndcg@1: 0.870884\tvalid's ndcg@1: 0.64\n",
-      "最大日期: 2024-02-20\n",
-      "原始训练集大小:  6684\n",
-      "划分后的训练集大小: 6684, 验证集大小: 341\n",
-      "[100]\ttrain's ndcg@1: 0.938647\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-02-21\n",
-      "原始训练集大小:  6708\n",
-      "划分后的训练集大小: 6708, 验证集大小: 337\n",
-      "[100]\ttrain's ndcg@1: 0.903469\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-02-22\n",
-      "原始训练集大小:  6667\n",
-      "划分后的训练集大小: 6667, 验证集大小: 324\n",
-      "[100]\ttrain's ndcg@1: 0.943663\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-02-23\n",
-      "原始训练集大小:  6691\n",
-      "划分后的训练集大小: 6691, 验证集大小: 354\n",
-      "[100]\ttrain's ndcg@1: 0.858945\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-02-26\n",
-      "原始训练集大小:  6709\n",
-      "划分后的训练集大小: 6709, 验证集大小: 334\n",
-      "[100]\ttrain's ndcg@1: 0.838375\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-02-27\n",
-      "原始训练集大小:  6702\n",
-      "划分后的训练集大小: 6702, 验证集大小: 353\n",
-      "[100]\ttrain's ndcg@1: 0.88207\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-02-28\n",
-      "原始训练集大小:  6691\n",
-      "划分后的训练集大小: 6691, 验证集大小: 318\n",
-      "[100]\ttrain's ndcg@1: 0.919707\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-02-29\n",
-      "原始训练集大小:  6737\n",
-      "划分后的训练集大小: 6737, 验证集大小: 355\n",
-      "[100]\ttrain's ndcg@1: 0.841\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-03-01\n",
-      "原始训练集大小:  6721\n",
-      "划分后的训练集大小: 6721, 验证集大小: 340\n",
-      "[100]\ttrain's ndcg@1: 0.896375\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-03-04\n",
-      "原始训练集大小:  6753\n",
-      "划分后的训练集大小: 6753, 验证集大小: 348\n",
-      "[100]\ttrain's ndcg@1: 0.907413\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-03-05\n",
-      "原始训练集大小:  6749\n",
-      "划分后的训练集大小: 6749, 验证集大小: 331\n",
-      "[100]\ttrain's ndcg@1: 0.88975\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-03-06\n",
-      "原始训练集大小:  6762\n",
-      "划分后的训练集大小: 6762, 验证集大小: 356\n",
-      "[100]\ttrain's ndcg@1: 0.892788\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-03-07\n",
-      "原始训练集大小:  6814\n",
-      "划分后的训练集大小: 6814, 验证集大小: 350\n",
-      "[100]\ttrain's ndcg@1: 0.885288\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-03-08\n",
-      "原始训练集大小:  6771\n",
-      "划分后的训练集大小: 6771, 验证集大小: 303\n",
-      "[100]\ttrain's ndcg@1: 0.930288\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-03-11\n",
-      "原始训练集大小:  6755\n",
-      "划分后的训练集大小: 6755, 验证集大小: 348\n",
-      "[100]\ttrain's ndcg@1: 0.948125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-03-12\n",
-      "原始训练集大小:  6780\n",
-      "划分后的训练集大小: 6780, 验证集大小: 340\n",
-      "[100]\ttrain's ndcg@1: 0.910375\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-03-13\n",
-      "原始训练集大小:  6752\n",
-      "划分后的训练集大小: 6752, 验证集大小: 316\n",
-      "[100]\ttrain's ndcg@1: 0.905522\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-03-14\n",
-      "原始训练集大小:  6745\n",
-      "划分后的训练集大小: 6745, 验证集大小: 338\n",
-      "[100]\ttrain's ndcg@1: 0.935163\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-03-15\n",
-      "原始训练集大小:  6760\n",
-      "划分后的训练集大小: 6760, 验证集大小: 335\n",
-      "[100]\ttrain's ndcg@1: 0.933\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-03-18\n",
-      "原始训练集大小:  6751\n",
-      "划分后的训练集大小: 6751, 验证集大小: 330\n",
-      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-03-19\n",
-      "原始训练集大小:  6717\n",
-      "划分后的训练集大小: 6717, 验证集大小: 307\n",
-      "[100]\ttrain's ndcg@1: 0.947125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-03-20\n",
-      "原始训练集大小:  6729\n",
-      "划分后的训练集大小: 6729, 验证集大小: 349\n",
-      "[100]\ttrain's ndcg@1: 0.947375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-03-21\n",
-      "原始训练集大小:  6738\n",
-      "划分后的训练集大小: 6738, 验证集大小: 333\n",
-      "[100]\ttrain's ndcg@1: 0.971\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-03-22\n",
-      "原始训练集大小:  6692\n",
-      "划分后的训练集大小: 6692, 验证集大小: 308\n",
-      "[100]\ttrain's ndcg@1: 0.95225\tvalid's ndcg@1: 0.7225\n",
-      "最大日期: 2024-03-25\n",
-      "原始训练集大小:  6690\n",
-      "划分后的训练集大小: 6690, 验证集大小: 332\n",
-      "[100]\ttrain's ndcg@1: 0.966125\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-03-26\n",
-      "原始训练集大小:  6663\n",
-      "划分后的训练集大小: 6663, 验证集大小: 326\n",
-      "[100]\ttrain's ndcg@1: 0.971\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-03-27\n",
-      "原始训练集大小:  6705\n",
-      "划分后的训练集大小: 6705, 验证集大小: 360\n",
-      "[100]\ttrain's ndcg@1: 0.956625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-03-28\n",
-      "原始训练集大小:  6647\n",
-      "划分后的训练集大小: 6647, 验证集大小: 297\n",
-      "[100]\ttrain's ndcg@1: 0.975875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-03-29\n",
-      "原始训练集大小:  6666\n",
-      "划分后的训练集大小: 6666, 验证集大小: 359\n",
-      "[100]\ttrain's ndcg@1: 0.966125\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-04-01\n",
-      "原始训练集大小:  6640\n",
-      "划分后的训练集大小: 6640, 验证集大小: 322\n",
-      "[100]\ttrain's ndcg@1: 0.971\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-04-02\n",
-      "原始训练集大小:  6617\n",
-      "划分后的训练集大小: 6617, 验证集大小: 308\n",
+      "划分后的训练集大小: 1671, 验证集大小: 298\n",
+      "原始训练集大小:  1664\n",
+      "原始训练集大小:  1620\n",
+      "划分后的训练集大小: 1713, 验证集大小: 333\n",
+      "原始训练集大小:  1675\n",
+      "划分后的训练集大小: 1664, 验证集大小: 316\n",
+      "划分后的训练集大小: 1620, 验证集大小: 333\n",
+      "划分后的训练集大小: 1675, 验证集大小: 354\n",
+      "原始训练集大小:  1596\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1697\n",
+      "划分后的训练集大小: 1596, 验证集大小: 294\n",
+      "原始训练集大小:  1082\n",
+      "划分后的训练集大小: 1082, 验证集大小: 309\n",
+      "原始训练集大小:  1762\n",
+      "划分后的训练集大小: 1697, 验证集大小: 342原始训练集大小:  1533\n",
+      "划分后的训练集大小: 1533, 验证集大小: 324\n",
+      "划分后的训练集大小: 1762, 验证集大小: 351\n",
+      "\n",
+      "原始训练集大小:  1636\n",
+      "原始训练集大小:  1483\n",
+      "原始训练集大小:  1693\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1636, 验证集大小: 261\n",
+      "原始训练集大小:  1689\n",
+      "划分后的训练集大小: 1483, 验证集大小: 199\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1729\n",
+      "划分后的训练集大小: 1689, 验证集大小: 343\n",
+      "原始训练集大小:  1720\n",
+      "原始训练集大小:  1713\n",
+      "原始训练集大小: 划分后的训练集大小: 1729, 验证集大小: 388\n",
+      " 1655\n",
+      "划分后的训练集大小: 1693, 验证集大小: 351\n",
+      "划分后的训练集大小: 1655, 验证集大小: 343\n",
+      "划分后的训练集大小: 1720, 验证集大小: 333\n",
+      "原始训练集大小:  1519\n",
+      "原始训练集大小:  1719\n",
+      "原始训练集大小:  1690\n",
+      "原始训练集大小:  1655\n",
+      "划分后的训练集大小: 1690, 验证集大小: 315\n",
+      "划分后的训练集大小: 1519, 验证集大小: 308划分后的训练集大小: 1655, 验证集大小: 282\n",
+      "原始训练集大小:  1659\n",
+      "划分后的训练集大小: 1713, 验证集大小: 310\n",
+      "\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1719, 验证集大小: 362\n",
+      "原始训练集大小:  1641\n",
+      "原始训练集大小:  1672\n",
+      "划分后的训练集大小: 1641, 验证集大小: 314\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1659, 验证集大小: 349\n",
+      "原始训练集大小:  1690\n",
+      "划分后的训练集大小: 1672, 验证集大小: 272\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1749\n",
+      "划分后的训练集大小: 1749, 验证集大小: 397\n",
+      "划分后的训练集大小: 1690, 验证集大小: 306\n",
+      "原始训练集大小:  1623\n",
+      "原始训练集大小:  1637\n",
+      "划分后的训练集大小: 1623, 验证集大小: 297\n",
+      "划分后的训练集大小: 1637, 验证集大小: 334原始训练集大小:  1599\n",
+      "原始训练集大小:  1666\n",
+      "\n",
+      "原始训练集大小:  1635\n",
+      "原始训练集大小:  1688\n",
+      "原始训练集大小:  1672\n",
+      "划分后的训练集大小: 1666, 验证集大小: 320\n",
+      "划分后的训练集大小: 1599, 验证集大小: 316\n",
+      "划分后的训练集大小: 1635, 验证集大小: 312\n",
+      "原始训练集大小:  1610\n",
+      "划分后的训练集大小: 1672, 验证集大小: 316\n",
+      "原始训练集大小:  1649\n",
+      "划分后的训练集大小: 1610, 验证集大小: 345\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1649, 验证集大小: 349\n",
+      "划分后的训练集大小: 1688, 验证集大小: 356\n",
+      "原始训练集大小:  1671\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1671, 验证集大小: 349\n",
+      "原始训练集大小:  1666\n",
+      "原始训练集大小:  1669\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1634\n",
+      "原始训练集大小:  1652\n",
+      "划分后的训练集大小: 1666, 验证集大小: 292\n",
+      "划分后的训练集大小: 1652, 验证集大小: 300\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小: 划分后的训练集大小: 1634, 验证集大小: 354\n",
+      "划分后的训练集大小: 1669, 验证集大小: 324\n",
+      " 1614\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1695\n",
+      "划分后的训练集大小: 1695, 验证集大小: 323\n",
+      "划分后的训练集大小: 1614, 验证集大小: 300\n",
+      "原始训练集大小:  1692\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1692, 验证集大小: 331\n",
+      "原始训练集大小:  1472\n",
       "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-04-03\n",
-      "原始训练集大小:  6594\n",
-      "划分后的训练集大小: 6594, 验证集大小: 333\n",
-      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-04-08\n",
-      "原始训练集大小:  6569\n",
-      "划分后的训练集大小: 6569, 验证集大小: 325\n",
-      "[100]\ttrain's ndcg@1: 0.975625\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-04-09\n",
-      "原始训练集大小:  6604\n",
-      "划分后的训练集大小: 6604, 验证集大小: 338\n",
-      "[100]\ttrain's ndcg@1: 0.971\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-04-10\n",
-      "原始训练集大小:  6582\n",
-      "划分后的训练集大小: 6582, 验证集大小: 326\n",
-      "[100]\ttrain's ndcg@1: 0.956875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-04-11\n",
-      "原始训练集大小:  6588\n",
-      "划分后的训练集大小: 6588, 验证集大小: 346\n",
-      "[100]\ttrain's ndcg@1: 0.985625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-04-12\n",
-      "原始训练集大小:  6605\n",
-      "划分后的训练集大小: 6605, 验证集大小: 333\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-04-15\n",
-      "原始训练集大小:  6594\n",
-      "划分后的训练集大小: 6594, 验证集大小: 327\n",
-      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-04-16\n",
-      "原始训练集大小:  6562\n",
-      "划分后的训练集大小: 6562, 验证集大小: 303\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-04-17\n",
-      "原始训练集大小:  6585\n",
-      "划分后的训练集大小: 6585, 验证集大小: 353\n",
-      "[100]\ttrain's ndcg@1: 0.947875\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-04-18\n",
-      "原始训练集大小:  6625\n",
-      "划分后的训练集大小: 6625, 验证集大小: 347\n",
-      "[100]\ttrain's ndcg@1: 0.925\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-04-19\n",
-      "原始训练集大小:  6593\n",
-      "划分后的训练集大小: 6593, 验证集大小: 317\n",
-      "[100]\ttrain's ndcg@1: 0.9535\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-04-22\n",
-      "原始训练集大小:  6617\n",
-      "划分后的训练集大小: 6617, 验证集大小: 357\n",
-      "[100]\ttrain's ndcg@1: 0.975625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-04-23\n",
-      "原始训练集大小:  6675\n",
-      "划分后的训练集大小: 6675, 验证集大小: 366\n",
-      "[100]\ttrain's ndcg@1: 0.9635\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-04-24\n",
-      "原始训练集大小:  6662\n",
-      "划分后的训练集大小: 6662, 验证集大小: 319\n",
-      "[100]\ttrain's ndcg@1: 0.966875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-04-25\n",
-      "原始训练集大小:  6681\n",
-      "划分后的训练集大小: 6681, 验证集大小: 345\n",
-      "[100]\ttrain's ndcg@1: 0.8925\tvalid's ndcg@1: 0.7225\n",
-      "最大日期: 2024-04-26\n",
-      "原始训练集大小:  6668\n",
-      "划分后的训练集大小: 6668, 验证集大小: 347\n",
-      "[100]\ttrain's ndcg@1: 0.940625\tvalid's ndcg@1: 0.49\n",
-      "最大日期: 2024-04-29\n",
-      "原始训练集大小:  6714\n",
-      "划分后的训练集大小: 6714, 验证集大小: 343\n",
-      "[100]\ttrain's ndcg@1: 0.975875\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-04-30\n",
-      "原始训练集大小:  6699\n",
-      "划分后的训练集大小: 6699, 验证集大小: 344\n",
-      "[100]\ttrain's ndcg@1: 0.894\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-05-06\n",
-      "原始训练集大小:  6703\n",
-      "划分后的训练集大小: 6703, 验证集大小: 326\n",
-      "[100]\ttrain's ndcg@1: 0.97125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-05-07\n",
-      "原始训练集大小:  6733\n",
-      "划分后的训练集大小: 6733, 验证集大小: 338\n",
-      "[100]\ttrain's ndcg@1: 0.93525\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-05-08\n",
-      "原始训练集大小:  6753\n",
-      "划分后的训练集大小: 6753, 验证集大小: 353\n",
-      "[100]\ttrain's ndcg@1: 0.966375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-05-09\n",
-      "原始训练集大小:  6731\n",
-      "划分后的训练集大小: 6731, 验证集大小: 303\n",
-      "[100]\ttrain's ndcg@1: 0.97175\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-05-10\n",
-      "原始训练集大小:  6763\n",
-      "划分后的训练集大小: 6763, 验证集大小: 370\n",
-      "[100]\ttrain's ndcg@1: 0.894875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-05-13\n",
-      "原始训练集大小:  6786\n",
-      "划分后的训练集大小: 6786, 验证集大小: 349\n",
-      "[100]\ttrain's ndcg@1: 0.9615\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-05-14\n",
-      "原始训练集大小:  6780\n",
-      "划分后的训练集大小: 6780, 验证集大小: 340\n",
-      "[100]\ttrain's ndcg@1: 0.95225\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-05-15\n",
-      "原始训练集大小:  6790\n",
-      "划分后的训练集大小: 6790, 验证集大小: 343\n",
-      "[100]\ttrain's ndcg@1: 0.917125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-05-16\n",
-      "原始训练集大小:  6807\n",
-      "划分后的训练集大小: 6807, 验证集大小: 344\n",
-      "[100]\ttrain's ndcg@1: 0.913\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-05-17\n",
-      "原始训练集大小:  6886\n",
-      "划分后的训练集大小: 6886, 验证集大小: 382\n",
-      "[100]\ttrain's ndcg@1: 0.94625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-05-20\n",
-      "原始训练集大小:  6860\n",
-      "划分后的训练集大小: 6860, 验证集大小: 327\n",
-      "[100]\ttrain's ndcg@1: 0.950875\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-05-21\n",
-      "原始训练集大小:  6813\n",
-      "划分后的训练集大小: 6813, 验证集大小: 300\n",
-      "[100]\ttrain's ndcg@1: 0.947625\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-05-22\n",
-      "原始训练集大小:  6880\n",
-      "划分后的训练集大小: 6880, 验证集大小: 384\n",
-      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-05-23\n",
-      "原始训练集大小:  6877\n",
-      "划分后的训练集大小: 6877, 验证集大小: 354\n",
-      "[100]\ttrain's ndcg@1: 0.971\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2024-05-24\n",
-      "原始训练集大小:  6791\n",
-      "划分后的训练集大小: 6791, 验证集大小: 280\n",
-      "[100]\ttrain's ndcg@1: 0.966375\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2024-05-27\n",
-      "原始训练集大小:  6854\n",
-      "划分后的训练集大小: 6854, 验证集大小: 382\n",
-      "[100]\ttrain's ndcg@1: 0.966375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-05-28\n",
-      "原始训练集大小:  6877\n",
-      "划分后的训练集大小: 6877, 验证集大小: 368\n",
-      "[100]\ttrain's ndcg@1: 0.9615\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-05-29\n",
-      "原始训练集大小:  6838\n",
-      "划分后的训练集大小: 6838, 验证集大小: 308\n",
-      "[100]\ttrain's ndcg@1: 0.956875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-05-30\n",
-      "原始训练集大小:  6858\n",
-      "划分后的训练集大小: 6858, 验证集大小: 363\n",
-      "[100]\ttrain's ndcg@1: 0.9615\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-05-31\n",
-      "原始训练集大小:  6854\n",
-      "划分后的训练集大小: 6854, 验证集大小: 340\n",
-      "[100]\ttrain's ndcg@1: 0.947625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-06-03\n",
-      "原始训练集大小:  6907\n",
-      "划分后的训练集大小: 6907, 验证集大小: 379\n",
-      "[100]\ttrain's ndcg@1: 0.966875\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2024-06-04\n",
-      "原始训练集大小:  6899\n",
-      "划分后的训练集大小: 6899, 验证集大小: 330\n",
-      "[100]\ttrain's ndcg@1: 0.97125\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-06-05\n",
-      "原始训练集大小:  6867\n",
-      "划分后的训练集大小: 6867, 验证集大小: 321\n",
-      "[100]\ttrain's ndcg@1: 0.96125\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-06-06\n",
-      "原始训练集大小:  6950\n",
-      "划分后的训练集大小: 6950, 验证集大小: 386\n",
-      "[100]\ttrain's ndcg@1: 0.975875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-06-07\n",
-      "原始训练集大小:  6911\n",
-      "划分后的训练集大小: 6911, 验证集大小: 331\n",
-      "[100]\ttrain's ndcg@1: 0.943\tvalid's ndcg@1: 0.7225\n",
-      "最大日期: 2024-06-11\n",
-      "原始训练集大小:  6863\n",
-      "划分后的训练集大小: 6863, 验证集大小: 301\n",
-      "[100]\ttrain's ndcg@1: 0.956625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-06-12\n",
-      "原始训练集大小:  6904\n",
-      "划分后的训练集大小: 6904, 验证集大小: 381\n",
-      "[100]\ttrain's ndcg@1: 0.952\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-06-13\n",
-      "原始训练集大小:  6876\n",
-      "划分后的训练集大小: 6876, 验证集大小: 315\n",
-      "[100]\ttrain's ndcg@1: 0.96125\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-06-14\n",
-      "原始训练集大小:  6876\n",
-      "划分后的训练集大小: 6876, 验证集大小: 344\n",
-      "[100]\ttrain's ndcg@1: 0.97075\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-06-17\n",
-      "原始训练集大小:  6845\n",
-      "划分后的训练集大小: 6845, 验证集大小: 351\n",
-      "[100]\ttrain's ndcg@1: 0.947375\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2024-06-18\n",
-      "原始训练集大小:  6848\n",
-      "划分后的训练集大小: 6848, 验证集大小: 330\n",
-      "[100]\ttrain's ndcg@1: 0.9615\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-06-19\n",
-      "原始训练集大小:  6946\n",
-      "划分后的训练集大小: 6946, 验证集大小: 398\n",
-      "[100]\ttrain's ndcg@1: 0.952\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-06-20\n",
-      "原始训练集大小:  6866\n",
-      "划分后的训练集大小: 6866, 验证集大小: 304\n",
-      "[100]\ttrain's ndcg@1: 0.956875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-06-21\n",
-      "原始训练集大小:  6860\n",
-      "划分后的训练集大小: 6860, 验证集大小: 348\n",
-      "[100]\ttrain's ndcg@1: 0.96175\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-06-24\n",
-      "原始训练集大小:  6960\n",
-      "划分后的训练集大小: 6960, 验证集大小: 380\n",
-      "[100]\ttrain's ndcg@1: 0.93475\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-06-25\n",
-      "原始训练集大小:  6902\n",
-      "划分后的训练集大小: 6902, 验证集大小: 324\n",
-      "[100]\ttrain's ndcg@1: 0.966125\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-06-26\n",
-      "原始训练集大小:  6868\n",
-      "划分后的训练集大小: 6868, 验证集大小: 334\n",
+      "原始训练集大小:  1699\n",
+      "[100]\ttrain's ndcg@1: 0.9055\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1632\n",
+      "原始训练集大小:  1683\n",
+      "[100]\ttrain's ndcg@1: 0.9415\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1472, 验证集大小: 322\n",
+      "划分后的训练集大小: 1699, 验证集大小: 368\n",
+      "划分后的训练集大小: 1632, 验证集大小: 319\n",
+      "划分后的训练集大小: 1683, 验证集大小: 330\n",
       "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-06-27\n",
-      "原始训练集大小:  6921\n",
-      "划分后的训练集大小: 6921, 验证集大小: 361\n",
-      "[100]\ttrain's ndcg@1: 0.966125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-06-28\n",
-      "原始训练集大小:  6897\n",
-      "划分后的训练集大小: 6897, 验证集大小: 339\n",
-      "[100]\ttrain's ndcg@1: 0.9435\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2024-07-01\n",
-      "原始训练集大小:  6877\n",
-      "划分后的训练集大小: 6877, 验证集大小: 320\n",
-      "[100]\ttrain's ndcg@1: 0.953\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-07-02\n",
-      "原始训练集大小:  6869\n",
-      "划分后的训练集大小: 6869, 验证集大小: 371\n",
-      "[100]\ttrain's ndcg@1: 0.966125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-07-03\n",
-      "原始训练集大小:  6844\n",
-      "划分后的训练集大小: 6844, 验证集大小: 305\n",
-      "[100]\ttrain's ndcg@1: 0.947125\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2024-07-04\n",
-      "原始训练集大小:  6917\n",
-      "划分后的训练集大小: 6917, 验证集大小: 394\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-07-05\n",
-      "原始训练集大小:  6850\n",
-      "划分后的训练集大小: 6850, 验证集大小: 319\n",
-      "[100]\ttrain's ndcg@1: 0.971\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-07-08\n",
-      "原始训练集大小:  6848\n",
-      "划分后的训练集大小: 6848, 验证集大小: 329\n",
-      "[100]\ttrain's ndcg@1: 0.9615\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-07-09\n",
-      "原始训练集大小:  6940\n",
-      "划分后的训练集大小: 6940, 验证集大小: 393\n",
-      "[100]\ttrain's ndcg@1: 0.956875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-07-10\n",
-      "原始训练集大小:  6855\n",
-      "划分后的训练集大小: 6855, 验证集大小: 296\n",
-      "[100]\ttrain's ndcg@1: 0.97175\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-07-11\n",
-      "原始训练集大小:  6888\n",
-      "划分后的训练集大小: 6888, 验证集大小: 348\n",
-      "[100]\ttrain's ndcg@1: 0.975625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-07-12\n",
-      "原始训练集大小:  6896\n",
-      "划分后的训练集大小: 6896, 验证集大小: 352\n",
-      "[100]\ttrain's ndcg@1: 0.91725\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-07-15\n",
-      "原始训练集大小:  6879\n",
-      "划分后的训练集大小: 6879, 验证集大小: 334\n",
-      "[100]\ttrain's ndcg@1: 0.97325\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-07-16\n",
-      "原始训练集大小:  6851\n",
-      "划分后的训练集大小: 6851, 验证集大小: 302\n",
-      "[100]\ttrain's ndcg@1: 0.966125\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-07-17\n",
-      "原始训练集大小:  6827\n",
-      "划分后的训练集大小: 6827, 验证集大小: 374\n",
-      "[100]\ttrain's ndcg@1: 0.956375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-07-18\n",
-      "原始训练集大小:  6863\n",
-      "划分后的训练集大小: 6863, 验证集大小: 340\n",
-      "[100]\ttrain's ndcg@1: 0.953\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-07-19\n",
-      "原始训练集大小:  6868\n",
-      "划分后的训练集大小: 6868, 验证集大小: 353\n",
-      "[100]\ttrain's ndcg@1: 0.966375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-07-22\n",
-      "原始训练集大小:  6832\n",
-      "划分后的训练集大小: 6832, 验证集大小: 344\n",
-      "[100]\ttrain's ndcg@1: 0.968375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-07-23\n",
-      "原始训练集大小:  6846\n",
-      "划分后的训练集大小: 6846, 验证集大小: 338\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-07-24\n",
-      "原始训练集大小:  6888\n",
-      "划分后的训练集大小: 6888, 验证集大小: 376\n",
-      "[100]\ttrain's ndcg@1: 0.9715\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-07-25\n",
-      "原始训练集大小:  6824\n",
-      "划分后的训练集大小: 6824, 验证集大小: 297\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-07-26\n",
-      "原始训练集大小:  6839\n",
-      "划分后的训练集大小: 6839, 验证集大小: 354\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-07-29\n",
-      "原始训练集大小:  6889\n",
-      "划分后的训练集大小: 6889, 验证集大小: 370\n",
-      "[100]\ttrain's ndcg@1: 0.975875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-07-30\n",
-      "原始训练集大小:  6855\n",
-      "划分后的训练集大小: 6855, 验证集大小: 337\n",
-      "[100]\ttrain's ndcg@1: 0.995125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-07-31\n",
-      "原始训练集大小:  6856\n",
-      "划分后的训练集大小: 6856, 验证集大小: 306\n",
-      "[100]\ttrain's ndcg@1: 0.96275\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-08-01\n",
-      "原始训练集大小:  6841\n",
-      "划分后的训练集大小: 6841, 验证集大小: 379\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-08-02\n",
-      "原始训练集大小:  6847\n",
-      "划分后的训练集大小: 6847, 验证集大小: 325\n",
-      "[100]\ttrain's ndcg@1: 0.975625\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-08-05\n",
-      "原始训练集大小:  6850\n",
-      "划分后的训练集大小: 6850, 验证集大小: 332\n",
-      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-08-06\n",
-      "原始训练集大小:  6811\n",
-      "划分后的训练集大小: 6811, 验证集大小: 354\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-08-07\n",
-      "原始训练集大小:  6849\n",
-      "划分后的训练集大小: 6849, 验证集大小: 334\n",
-      "[100]\ttrain's ndcg@1: 0.97225\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-08-08\n",
-      "原始训练集大小:  6869\n",
-      "划分后的训练集大小: 6869, 验证集大小: 368\n",
-      "[100]\ttrain's ndcg@1: 0.995125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-08-09\n",
-      "原始训练集大小:  6837\n",
-      "划分后的训练集大小: 6837, 验证集大小: 320\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-08-12\n",
-      "原始训练集大小:  6834\n",
-      "划分后的训练集大小: 6834, 验证集大小: 331\n",
       "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-08-13\n",
-      "原始训练集大小:  6893\n",
-      "划分后的训练集大小: 6893, 验证集大小: 361\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2024-08-14\n",
-      "原始训练集大小:  6855\n",
-      "划分后的训练集大小: 6855, 验证集大小: 336\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-08-15\n",
-      "原始训练集大小:  6840\n",
-      "划分后的训练集大小: 6840, 验证集大小: 325\n",
-      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-08-16\n",
-      "原始训练集大小:  6847\n",
-      "划分后的训练集大小: 6847, 验证集大小: 360\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-08-19\n",
-      "原始训练集大小:  6872\n",
-      "划分后的训练集大小: 6872, 验证集大小: 369\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-08-20\n",
-      "原始训练集大小:  6834\n",
-      "划分后的训练集大小: 6834, 验证集大小: 300\n",
-      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-08-21\n",
-      "原始训练集大小:  6833\n",
-      "划分后的训练集大小: 6833, 验证集大小: 375\n",
-      "[100]\ttrain's ndcg@1: 0.995125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-08-22\n",
-      "原始训练集大小:  6880\n",
-      "划分后的训练集大小: 6880, 验证集大小: 344\n",
-      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-08-23\n",
-      "原始训练集大小:  6853\n",
-      "划分后的训练集大小: 6853, 验证集大小: 327\n",
-      "[100]\ttrain's ndcg@1: 0.981\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-08-26\n",
-      "原始训练集大小:  6837\n",
-      "划分后的训练集大小: 6837, 验证集大小: 354\n",
-      "[100]\ttrain's ndcg@1: 0.971\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2024-08-27\n",
-      "原始训练集大小:  6830\n",
-      "划分后的训练集大小: 6830, 验证集大小: 330\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-08-28\n",
-      "原始训练集大小:  6880\n",
-      "划分后的训练集大小: 6880, 验证集大小: 356\n",
-      "[100]\ttrain's ndcg@1: 0.966875\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2024-08-29\n",
-      "原始训练集大小:  6851\n",
-      "划分后的训练集大小: 6851, 验证集大小: 350\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-08-30\n",
-      "原始训练集大小:  6837\n",
-      "划分后的训练集大小: 6837, 验证集大小: 311\n",
-      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-09-02\n",
-      "原始训练集大小:  6849\n",
-      "划分后的训练集大小: 6849, 验证集大小: 344\n",
-      "[100]\ttrain's ndcg@1: 0.975625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-09-03\n",
-      "原始训练集大小:  6855\n",
-      "划分后的训练集大小: 6855, 验证集大小: 360\n",
-      "[100]\ttrain's ndcg@1: 0.94325\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-09-04\n",
-      "原始训练集大小:  6806\n",
-      "划分后的训练集大小: 6806, 验证集大小: 285\n",
-      "[100]\ttrain's ndcg@1: 0.96125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-09-05\n",
-      "原始训练集大小:  6817\n",
-      "划分后的训练集大小: 6817, 验证集大小: 379\n",
-      "[100]\ttrain's ndcg@1: 0.937625\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-09-06\n",
-      "原始训练集大小:  6860\n",
-      "划分后的训练集大小: 6860, 验证集大小: 363\n",
-      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-09-09\n",
-      "原始训练集大小:  6838\n",
-      "划分后的训练集大小: 6838, 验证集大小: 309\n",
-      "[100]\ttrain's ndcg@1: 0.966375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-09-10\n",
-      "原始训练集大小:  6845\n",
-      "划分后的训练集大小: 6845, 验证集大小: 368\n",
-      "[100]\ttrain's ndcg@1: 0.975875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-09-11\n",
-      "原始训练集大小:  6848\n",
-      "划分后的训练集大小: 6848, 验证集大小: 339\n",
-      "[100]\ttrain's ndcg@1: 0.975625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-09-12\n",
-      "原始训练集大小:  6883\n",
-      "划分后的训练集大小: 6883, 验证集大小: 360\n",
-      "[100]\ttrain's ndcg@1: 0.956625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-09-13\n",
-      "原始训练集大小:  6857\n",
-      "划分后的训练集大小: 6857, 验证集大小: 334\n",
-      "[100]\ttrain's ndcg@1: 0.957375\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2024-09-18\n",
-      "原始训练集大小:  6814\n",
-      "划分后的训练集大小: 6814, 验证集大小: 326\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-09-19\n",
-      "原始训练集大小:  6888\n",
-      "划分后的训练集大小: 6888, 验证集大小: 374\n",
-      "[100]\ttrain's ndcg@1: 0.967375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-09-20\n",
-      "原始训练集大小:  6852\n",
-      "划分后的训练集大小: 6852, 验证集大小: 339\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-09-23\n",
-      "原始训练集大小:  6799\n",
-      "划分后的训练集大小: 6799, 验证集大小: 291\n",
-      "[100]\ttrain's ndcg@1: 0.953\tvalid's ndcg@1: 0.64\n",
-      "最大日期: 2024-09-24\n",
-      "原始训练集大小:  6825\n",
-      "划分后的训练集大小: 6825, 验证集大小: 353\n",
-      "[100]\ttrain's ndcg@1: 0.9615\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2024-09-25\n",
-      "原始训练集大小:  6841\n",
-      "划分后的训练集大小: 6841, 验证集大小: 370\n",
-      "[100]\ttrain's ndcg@1: 0.966125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-09-26\n",
-      "原始训练集大小:  6782\n",
-      "划分后的训练集大小: 6782, 验证集大小: 271\n",
-      "[100]\ttrain's ndcg@1: 0.975625\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-09-27\n",
-      "原始训练集大小:  6800\n",
-      "划分后的训练集大小: 6800, 验证集大小: 374\n",
-      "[100]\ttrain's ndcg@1: 0.966125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-09-30\n",
-      "原始训练集大小:  6786\n",
-      "划分后的训练集大小: 6786, 验证集大小: 336\n",
-      "[100]\ttrain's ndcg@1: 0.957625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-10-08\n",
-      "原始训练集大小:  6757\n",
-      "划分后的训练集大小: 6757, 验证集大小: 282\n",
-      "[100]\ttrain's ndcg@1: 0.947875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-10-09\n",
-      "原始训练集大小:  6616\n",
-      "划分后的训练集大小: 6616, 验证集大小: 203\n",
-      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-10-10\n",
-      "原始训练集大小:  6577\n",
-      "划分后的训练集大小: 6577, 验证集大小: 321\n",
-      "[100]\ttrain's ndcg@1: 0.95225\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-10-11\n",
-      "原始训练集大小:  6635\n",
-      "划分后的训练集大小: 6635, 验证集大小: 343\n",
-      "[100]\ttrain's ndcg@1: 0.975875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-10-14\n",
-      "原始训练集大小:  6589\n",
-      "划分后的训练集大小: 6589, 验证集大小: 333\n",
-      "[100]\ttrain's ndcg@1: 0.952\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-10-15\n",
-      "原始训练集大小:  6535\n",
-      "划分后的训练集大小: 6535, 验证集大小: 309\n",
-      "[100]\ttrain's ndcg@1: 0.9345\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2024-10-16\n",
-      "原始训练集大小:  6594\n",
-      "划分后的训练集大小: 6594, 验证集大小: 368\n",
-      "[100]\ttrain's ndcg@1: 0.957875\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-10-17\n",
-      "原始训练集大小:  6546\n",
-      "划分后的训练集大小: 6546, 验证集大小: 320\n",
-      "[100]\ttrain's ndcg@1: 0.9525\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-10-18\n",
-      "原始训练集大小:  6566\n",
-      "划分后的训练集大小: 6566, 验证集大小: 359\n",
-      "[100]\ttrain's ndcg@1: 0.975875\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-10-21\n",
-      "原始训练集大小:  6535\n",
-      "划分后的训练集大小: 6535, 验证集大小: 329\n",
-      "[100]\ttrain's ndcg@1: 0.938625\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-10-22\n",
-      "原始训练集大小:  6520\n",
-      "划分后的训练集大小: 6520, 验证集大小: 319\n",
-      "[100]\ttrain's ndcg@1: 0.975875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-10-23\n",
-      "原始训练集大小:  6530\n",
-      "划分后的训练集大小: 6530, 验证集大小: 336\n",
-      "[100]\ttrain's ndcg@1: 0.96125\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-10-24\n",
-      "原始训练集大小:  6479\n",
-      "划分后的训练集大小: 6479, 验证集大小: 323\n",
-      "[100]\ttrain's ndcg@1: 0.956625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-10-25\n",
-      "原始训练集大小:  6481\n",
-      "划分后的训练集大小: 6481, 验证集大小: 341\n",
-      "[100]\ttrain's ndcg@1: 0.975625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-10-28\n",
-      "原始训练集大小:  6528\n",
-      "划分后的训练集大小: 6528, 验证集大小: 338\n",
-      "[100]\ttrain's ndcg@1: 0.971\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-10-29\n",
-      "原始训练集大小:  6499\n",
-      "划分后的训练集大小: 6499, 验证集大小: 324\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-10-30\n",
-      "原始训练集大小:  6430\n",
-      "划分后的训练集大小: 6430, 验证集大小: 301\n",
-      "[100]\ttrain's ndcg@1: 0.96175\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-10-31\n",
-      "原始训练集大小:  6496\n",
-      "划分后的训练集大小: 6496, 验证集大小: 337\n",
-      "[100]\ttrain's ndcg@1: 0.975625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-11-01\n",
-      "原始训练集大小:  6461\n",
-      "划分后的训练集大小: 6461, 验证集大小: 339\n",
-      "[100]\ttrain's ndcg@1: 0.97225\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-11-04\n",
-      "原始训练集大小:  6447\n",
-      "划分后的训练集大小: 6447, 验证集大小: 322\n",
-      "[100]\ttrain's ndcg@1: 0.985625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-11-05\n",
-      "原始训练集大小:  6494\n",
-      "划分后的训练集大小: 6494, 验证集大小: 329\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-11-06\n",
-      "原始训练集大小:  6638\n",
-      "划分后的训练集大小: 6638, 验证集大小: 347\n",
       "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-11-07\n",
-      "原始训练集大小:  6617\n",
-      "划分后的训练集大小: 6617, 验证集大小: 300\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-11-08\n",
-      "原始训练集大小:  6586\n",
-      "划分后的训练集大小: 6586, 验证集大小: 312\n",
-      "[100]\ttrain's ndcg@1: 0.97125\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2024-11-11\n",
-      "原始训练集大小:  6501\n",
-      "划分后的训练集大小: 6501, 验证集大小: 248\n",
-      "[100]\ttrain's ndcg@1: 0.966625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-11-12\n",
-      "原始训练集大小:  6459\n",
-      "划分后的训练集大小: 6459, 验证集大小: 267\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-11-13\n",
-      "原始训练集大小:  6411\n",
-      "划分后的训练集大小: 6411, 验证集大小: 320\n",
-      "[100]\ttrain's ndcg@1: 0.956625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-11-14\n",
-      "原始训练集大小:  6395\n",
-      "划分后的训练集大小: 6395, 验证集大小: 304\n",
-      "[100]\ttrain's ndcg@1: 0.975625\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-11-15\n",
-      "原始训练集大小:  6366\n",
-      "划分后的训练集大小: 6366, 验证集大小: 330\n",
-      "[100]\ttrain's ndcg@1: 0.966875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-11-18\n",
-      "原始训练集大小:  6389\n",
-      "划分后的训练集大小: 6389, 验证集大小: 352\n",
-      "[100]\ttrain's ndcg@1: 0.957125\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-11-19\n",
-      "原始训练集大小:  6400\n",
-      "划分后的训练集大小: 6400, 验证集大小: 330\n",
-      "[100]\ttrain's ndcg@1: 0.937875\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2024-11-20\n",
-      "原始训练集大小:  6409\n",
-      "划分后的训练集大小: 6409, 验证集大小: 345\n",
-      "[100]\ttrain's ndcg@1: 0.930625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-11-21\n",
-      "原始训练集大小:  6412\n",
-      "划分后的训练集大小: 6412, 验证集大小: 326\n",
-      "[100]\ttrain's ndcg@1: 0.947875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-11-22\n",
-      "原始训练集大小:  6423\n",
-      "划分后的训练集大小: 6423, 验证集大小: 352\n",
-      "[100]\ttrain's ndcg@1: 0.965875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-11-25\n",
-      "原始训练集大小:  6433\n",
-      "划分后的训练集大小: 6433, 验证集大小: 348\n",
-      "[100]\ttrain's ndcg@1: 0.902375\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2024-11-26\n",
-      "原始训练集大小:  6422\n",
-      "划分后的训练集大小: 6422, 验证集大小: 313\n",
-      "[100]\ttrain's ndcg@1: 0.957375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-11-27\n",
-      "原始训练集大小:  6466\n",
-      "划分后的训练集大小: 6466, 验证集大小: 345\n",
-      "[100]\ttrain's ndcg@1: 0.9715\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-11-28\n",
-      "原始训练集大小:  6476\n",
-      "划分后的训练集大小: 6476, 验证集大小: 347\n",
-      "[100]\ttrain's ndcg@1: 0.914\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-11-29\n",
-      "原始训练集大小:  6458\n",
-      "划分后的训练集大小: 6458, 验证集大小: 321\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-12-02\n",
-      "原始训练集大小:  6474\n",
-      "划分后的训练集大小: 6474, 验证集大小: 338\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1660\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1626\n",
+      "原始训练集大小:  1745\n",
+      "划分后的训练集大小: 1660, 验证集大小: 352\n",
+      "划分后的训练集大小: 1626, 验证集大小: 361\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1700\n",
+      "划分后的训练集大小: 1745, 验证集大小: 343\n",
+      "划分后的训练集大小: 1700, 验证集大小: 360\n",
+      "原始训练集大小:  1665\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1划分后的训练集大小: 1665, 验证集大小: 301\n",
+      "\n",
+      "原始训练集大小:  1638\n",
+      "原始训练集大小:  1589\n",
+      "划分后的训练集大小: 1638, 验证集大小: 341\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1589, 验证集大小: 340\n",
+      "原始训练集大小:  1637\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小: [100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      " 1625\n",
+      "原始训练集大小:  1659\n",
+      "原始训练集大小:  1744\n",
+      "划分后的训练集大小: 1637, 验证集大小: 272\n",
+      "划分后的训练集大小: 1744, 验证集大小: 350\n",
+      "划分后的训练集大小: 1625, 验证集大小: 332\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1659, 验证集大小: 323\n",
+      "原始训练集大小:  1678\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1666\n",
+      "划分后的训练集大小: 1678, 验证集大小: 340\n",
+      "原始训练集大小:  1694\n",
+      "原始训练集大小:  1705\n",
+      "划分后的训练集大小: 1694, 验证集大小: 382\n",
+      "划分后的训练集大小: 1666, 验证集大小: 369\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1705, 验证集大小: 376\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1原始训练集大小:  1649\n",
+      "\n",
+      "原始训练集大小:  1710\n",
+      "原始训练集大小:  1708\n",
+      "原始训练集大小:  1604\n",
+      "原始训练集大小:  1577\n",
+      "原始训练集大小:  1692\n",
+      "划分后的训练集大小: 1649, 验证集大小: 282\n",
+      "划分后的训练集大小: 1710, 验证集大小: 324\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1604, 验证集大小: 357\n",
+      "原始训练集大小:  1704\n",
+      "划分后的训练集大小: 1577, 验证集大小: 317\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1692, 验证集大小: 337\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 0.9025原始训练集大小:  1620\n",
+      "划分后的训练集大小: 1708, 验证集大小: 373\n",
+      "\n",
+      "划分后的训练集大小: 1620, 验证集大小: 307\n",
+      "划分后的训练集大小: 1704, 验证集大小: 408\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1217\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1665\n",
+      "原始训练集大小:  1680\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1665, 验证集大小: 389原始训练集大小:  1711\n",
+      "\n",
+      "划分后的训练集大小: 1680, 验证集大小: 337\n",
+      "原始训练集大小:  1645\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1645, 验证集大小: 335\n",
+      "划分后的训练集大小: 1217, 验证集大小: 334\n",
+      "原始训练集大小:  1601\n",
+      "原始训练集大小:  1668\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1601, 验证集大小: 336\n",
+      "原始训练集大小: 划分后的训练集大小: 1711, 验证集大小: 377\n",
+      "划分后的训练集大小: 1668, 验证集大小: 317\n",
+      " 1541\n",
+      "原始训练集大小:  1666\n",
+      "划分后的训练集大小: 1541, 验证集大小: 268\n",
+      "原始训练集大小: 原始训练集大小:  1667\n",
+      " 1679\n",
+      "原始训练集大小:  1619\n",
+      "划分后的训练集大小: 1666, 验证集大小: 279\n",
+      "划分后的训练集大小: 1667, 验证集大小: 361\n",
       "[100]\ttrain's ndcg@1: 0.924\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-12-03\n",
-      "原始训练集大小:  6505\n",
-      "划分后的训练集大小: 6505, 验证集大小: 360\n",
-      "[100]\ttrain's ndcg@1: 0.9715\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-12-04\n",
-      "原始训练集大小:  6463\n",
-      "划分后的训练集大小: 6463, 验证集大小: 305\n",
-      "[100]\ttrain's ndcg@1: 0.915\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-12-05\n",
-      "原始训练集大小:  6507\n",
-      "划分后的训练集大小: 6507, 验证集大小: 344\n",
-      "[100]\ttrain's ndcg@1: 0.938375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-12-06\n",
-      "原始训练集大小:  6520\n",
-      "划分后的训练集大小: 6520, 验证集大小: 325\n",
-      "[100]\ttrain's ndcg@1: 0.9525\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-12-09\n",
-      "原始训练集大小:  6592\n",
-      "划分后的训练集大小: 6592, 验证集大小: 320\n",
-      "[100]\ttrain's ndcg@1: 0.938125\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2024-12-10\n",
-      "原始训练集大小:  6667\n",
-      "划分后的训练集大小: 6667, 验证集大小: 342\n",
-      "[100]\ttrain's ndcg@1: 0.947375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-12-11\n",
-      "原始训练集大小:  6675\n",
-      "划分后的训练集大小: 6675, 验证集大小: 328\n",
+      "原始训练集大小:  1599\n",
       "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-12-12\n",
-      "原始训练集大小:  6707\n",
-      "划分后的训练集大小: 6707, 验证集大小: 336\n",
-      "[100]\ttrain's ndcg@1: 0.9245\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-12-13\n",
-      "原始训练集大小:  6726\n",
-      "划分后的训练集大小: 6726, 验证集大小: 349\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-12-16\n",
-      "原始训练集大小:  6692\n",
-      "划分后的训练集大小: 6692, 验证集大小: 318\n",
-      "[100]\ttrain's ndcg@1: 0.94425\tvalid's ndcg@1: 0.5625\n",
-      "最大日期: 2024-12-17\n",
-      "原始训练集大小:  6706\n",
-      "划分后的训练集大小: 6706, 验证集大小: 344\n",
-      "[100]\ttrain's ndcg@1: 0.948375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-12-18\n",
-      "原始训练集大小:  6707\n",
-      "划分后的训练集大小: 6707, 验证集大小: 346\n",
-      "[100]\ttrain's ndcg@1: 0.96125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-12-19\n",
-      "原始训练集大小:  6694\n",
-      "划分后的训练集大小: 6694, 验证集大小: 313\n",
-      "[100]\ttrain's ndcg@1: 0.965875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-12-20\n",
-      "原始训练集大小:  6687\n",
-      "划分后的训练集大小: 6687, 验证集大小: 345\n",
-      "[100]\ttrain's ndcg@1: 0.929875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-12-23\n",
-      "原始训练集大小:  6691\n",
-      "划分后的训练集大小: 6691, 验证集大小: 352\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-12-24\n",
-      "原始训练集大小:  6709\n",
-      "划分后的训练集大小: 6709, 验证集大小: 331\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-12-25\n",
-      "原始训练集大小:  6721\n",
-      "划分后的训练集大小: 6721, 验证集大小: 357\n",
-      "[100]\ttrain's ndcg@1: 0.956375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-12-26\n",
-      "原始训练集大小:  6696\n",
-      "划分后的训练集大小: 6696, 验证集大小: 322\n",
-      "[100]\ttrain's ndcg@1: 0.981\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-12-27\n",
-      "原始训练集大小:  6691\n",
-      "划分后的训练集大小: 6691, 验证集大小: 316\n",
-      "[100]\ttrain's ndcg@1: 0.9615\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-12-30\n",
-      "原始训练集大小:  6703\n",
-      "划分后的训练集大小: 6703, 验证集大小: 350\n",
-      "[100]\ttrain's ndcg@1: 0.957375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2024-12-31\n",
-      "原始训练集大小:  6696\n",
-      "划分后的训练集大小: 6696, 验证集大小: 353\n",
-      "[100]\ttrain's ndcg@1: 0.966375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-01-02\n",
-      "原始训练集大小:  6707\n",
-      "划分后的训练集大小: 6707, 验证集大小: 316\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-01-03\n",
-      "原始训练集大小:  6725\n",
-      "划分后的训练集大小: 6725, 验证集大小: 362\n",
-      "[100]\ttrain's ndcg@1: 0.96175\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2025-01-06\n",
-      "原始训练集大小:  6742\n",
-      "划分后的训练集大小: 6742, 验证集大小: 342\n",
+      "划分后的训练集大小: 1679, 验证集大小: 383\n",
+      "原始训练集大小:  1393\n",
+      "划分后的训练集大小: 1599, 验证集大小: 358\n",
       "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-01-07\n",
-      "原始训练集大小:  6742\n",
-      "划分后的训练集大小: 6742, 验证集大小: 320\n",
-      "[100]\ttrain's ndcg@1: 0.97075\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2025-01-08\n",
-      "原始训练集大小:  6768\n",
-      "划分后的训练集大小: 6768, 验证集大小: 368\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-01-09\n",
-      "原始训练集大小:  6757\n",
-      "划分后的训练集大小: 6757, 验证集大小: 317\n",
-      "[100]\ttrain's ndcg@1: 0.9615\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-01-10\n",
-      "原始训练集大小:  6756\n",
-      "划分后的训练集大小: 6756, 验证集大小: 335\n",
-      "[100]\ttrain's ndcg@1: 0.97125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-01-13\n",
-      "原始训练集大小:  6766\n",
-      "划分后的训练集大小: 6766, 验证集大小: 359\n",
-      "[100]\ttrain's ndcg@1: 0.981\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-01-14\n",
-      "原始训练集大小:  6732\n",
-      "划分后的训练集大小: 6732, 验证集大小: 284\n",
-      "[100]\ttrain's ndcg@1: 0.96125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-01-15\n",
-      "原始训练集大小:  6752\n",
-      "划分后的训练集大小: 6752, 验证集大小: 364\n",
-      "[100]\ttrain's ndcg@1: 0.966375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-01-16\n",
-      "原始训练集大小:  6731\n",
-      "划分后的训练集大小: 6731, 验证集大小: 325\n",
-      "[100]\ttrain's ndcg@1: 0.995125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-01-17\n",
-      "原始训练集大小:  6720\n",
-      "划分后的训练集大小: 6720, 验证集大小: 302\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-01-20\n",
-      "原始训练集大小:  6729\n",
-      "划分后的训练集大小: 6729, 验证集大小: 354\n",
-      "[100]\ttrain's ndcg@1: 0.97125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-01-21\n",
-      "原始训练集大小:  6707\n",
-      "划分后的训练集大小: 6707, 验证集大小: 330\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-01-22\n",
-      "原始训练集大小:  6705\n",
-      "划分后的训练集大小: 6705, 验证集大小: 329\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-01-23\n",
-      "原始训练集大小:  6692\n",
-      "划分后的训练集大小: 6692, 验证集大小: 344\n",
-      "[100]\ttrain's ndcg@1: 0.995125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-01-24\n",
-      "原始训练集大小:  6690\n",
-      "划分后的训练集大小: 6690, 验证集大小: 320\n",
-      "[100]\ttrain's ndcg@1: 0.9715\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-01-27\n",
-      "原始训练集大小:  6704\n",
-      "划分后的训练集大小: 6704, 验证集大小: 330\n",
-      "[100]\ttrain's ndcg@1: 0.976375\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2025-02-05\n",
-      "原始训练集大小:  6708\n",
-      "划分后的训练集大小: 6708, 验证集大小: 354\n",
-      "[100]\ttrain's ndcg@1: 0.985625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-02-06\n",
-      "原始训练集大小:  6675\n",
-      "划分后的训练集大小: 6675, 验证集大小: 320\n",
-      "[100]\ttrain's ndcg@1: 0.975625\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2025-02-07\n",
-      "原始训练集大小:  6704\n",
-      "划分后的训练集大小: 6704, 验证集大小: 345\n",
-      "[100]\ttrain's ndcg@1: 0.967125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-02-10\n",
-      "原始训练集大小:  6690\n",
-      "划分后的训练集大小: 6690, 验证集大小: 348\n",
-      "[100]\ttrain's ndcg@1: 0.9535\tvalid's ndcg@1: 0.7225\n",
-      "最大日期: 2025-02-11\n",
-      "原始训练集大小:  6673\n",
-      "划分后的训练集大小: 6673, 验证集大小: 325\n",
-      "[100]\ttrain's ndcg@1: 0.985375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-02-12\n",
-      "原始训练集大小:  6686\n",
-      "划分后的训练集大小: 6686, 验证集大小: 333\n",
-      "[100]\ttrain's ndcg@1: 0.975625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-02-13\n",
-      "原始训练集大小:  6675\n",
-      "划分后的训练集大小: 6675, 验证集大小: 357\n",
-      "[100]\ttrain's ndcg@1: 0.975875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-02-14\n",
-      "原始训练集大小:  6666\n",
-      "划分后的训练集大小: 6666, 验证集大小: 308\n",
-      "[100]\ttrain's ndcg@1: 0.976375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-02-17\n",
-      "原始训练集大小:  6684\n",
-      "划分后的训练集大小: 6684, 验证集大小: 353\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-02-18\n",
-      "原始训练集大小:  6666\n",
-      "划分后的训练集大小: 6666, 验证集大小: 341\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-02-19\n",
-      "原始训练集大小:  6705\n",
-      "划分后的训练集大小: 6705, 验证集大小: 323\n",
-      "[100]\ttrain's ndcg@1: 0.99025\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-02-20\n",
-      "原始训练集大小:  6686\n",
-      "划分后的训练集大小: 6686, 验证集大小: 345\n",
-      "[100]\ttrain's ndcg@1: 0.965875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-02-21\n",
-      "原始训练集大小:  6684\n",
-      "划分后的训练集大小: 6684, 验证集大小: 323\n",
-      "[100]\ttrain's ndcg@1: 0.985625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-02-24\n",
-      "原始训练集大小:  6714\n",
-      "划分后的训练集大小: 6714, 验证集大小: 332\n",
-      "[100]\ttrain's ndcg@1: 0.967375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-02-25\n",
-      "原始训练集大小:  6701\n",
-      "划分后的训练集大小: 6701, 验证集大小: 341\n",
-      "[100]\ttrain's ndcg@1: 0.966375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-02-26\n",
-      "原始训练集大小:  6684\n",
-      "划分后的训练集大小: 6684, 验证集大小: 313\n",
-      "[100]\ttrain's ndcg@1: 0.985625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-02-27\n",
-      "原始训练集大小:  6716\n",
-      "划分后的训练集大小: 6716, 验证集大小: 361\n",
-      "[100]\ttrain's ndcg@1: 0.966125\tvalid's ndcg@1: 0.81\n",
-      "最大日期: 2025-02-28\n",
-      "原始训练集大小:  6711\n",
-      "划分后的训练集大小: 6711, 验证集大小: 339\n",
-      "[100]\ttrain's ndcg@1: 0.947375\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2025-03-03\n",
-      "原始训练集大小:  6708\n",
-      "划分后的训练集大小: 6708, 验证集大小: 317\n",
-      "[100]\ttrain's ndcg@1: 0.957125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-03-04\n",
-      "原始训练集大小:  6729\n",
-      "划分后的训练集大小: 6729, 验证集大小: 351\n",
-      "[100]\ttrain's ndcg@1: 0.94525\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-03-05\n",
-      "原始训练集大小:  6704\n",
-      "划分后的训练集大小: 6704, 验证集大小: 329\n",
-      "[100]\ttrain's ndcg@1: 0.957125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-03-06\n",
-      "原始训练集大小:  6709\n",
-      "划分后的训练集大小: 6709, 验证集大小: 325\n",
-      "[100]\ttrain's ndcg@1: 0.953\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-03-07\n",
-      "原始训练集大小:  6703\n",
-      "划分后的训练集大小: 6703, 验证集大小: 339\n",
-      "[100]\ttrain's ndcg@1: 0.950125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-03-10\n",
-      "原始训练集大小:  6705\n",
-      "划分后的训练集大小: 6705, 验证集大小: 350\n",
-      "[100]\ttrain's ndcg@1: 0.9615\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-03-11\n",
-      "原始训练集大小:  6715\n",
-      "划分后的训练集大小: 6715, 验证集大小: 335\n",
-      "[100]\ttrain's ndcg@1: 0.932125\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2025-03-12\n",
-      "原始训练集大小:  6712\n",
-      "划分后的训练集大小: 6712, 验证集大小: 330\n",
-      "[100]\ttrain's ndcg@1: 0.975875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-03-13\n",
-      "原始训练集大小:  6691\n",
-      "划分后的训练集大小: 6691, 验证集大小: 336\n",
-      "[100]\ttrain's ndcg@1: 0.9435\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-03-14\n",
-      "原始训练集大小:  6704\n",
-      "划分后的训练集大小: 6704, 验证集大小: 321\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-03-17\n",
-      "原始训练集大小:  6709\n",
-      "划分后的训练集大小: 6709, 验证集大小: 358\n",
-      "[100]\ttrain's ndcg@1: 0.959875\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-03-18\n",
-      "原始训练集大小:  6685\n",
-      "划分后的训练集大小: 6685, 验证集大小: 317\n",
-      "[100]\ttrain's ndcg@1: 0.947375\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-03-19\n",
-      "原始训练集大小:  6697\n",
-      "划分后的训练集大小: 6697, 验证集大小: 335\n",
-      "[100]\ttrain's ndcg@1: 0.97225\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2025-03-20\n",
-      "原始训练集大小:  6698\n",
-      "划分后的训练集大小: 6698, 验证集大小: 346\n",
-      "[100]\ttrain's ndcg@1: 0.966625\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-03-21\n",
-      "原始训练集大小:  6697\n",
-      "划分后的训练集大小: 6697, 验证集大小: 322\n",
-      "[100]\ttrain's ndcg@1: 0.950125\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-03-24\n",
-      "原始训练集大小:  6701\n",
-      "划分后的训练集大小: 6701, 验证集大小: 336\n",
-      "[100]\ttrain's ndcg@1: 0.971\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-03-25\n",
-      "原始训练集大小:  6714\n",
-      "划分后的训练集大小: 6714, 验证集大小: 354\n",
-      "[100]\ttrain's ndcg@1: 0.966375\tvalid's ndcg@1: 0.9025\n",
-      "最大日期: 2025-03-26\n",
-      "原始训练集大小:  6731\n",
-      "划分后的训练集大小: 6731, 验证集大小: 330\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1619, 验证集大小: 351\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1346\n",
+      "划分后的训练集大小: 1393, 验证集大小: 300\n",
+      "原始训练集大小:  1610\n",
+      "划分后的训练集大小: 1346, 验证集大小: 124\n",
+      "原始训练集大小:  1565\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1628\n",
+      "[100]\ttrain's ndcg@1: 0.9085\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1610, 验证集大小: 339\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1565, 验证集大小: 307\n",
+      "划分后的训练集大小: 1628, 验证集大小: 312\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1原始训练集大小:  1647\n",
+      "\n",
+      "划分后的训练集大小: 1647, 验证集大小: 250\n",
+      "原始训练集大小:  1692\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1原始训练集大小:  1672\n",
+      "\n",
+      "原始训练集大小:  1630\n",
+      "原始训练集大小:  1706\n",
+      "划分后的训练集大小: 1692, 验证集大小: 328\n",
+      "划分后的训练集大小: 1672, 验证集大小: 387\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1630, 验证集大小: 329\n",
+      "原始训练集大小:  1634\n",
+      "划分后的训练集大小: 1706, 验证集大小: 369\n",
+      "原始训练集大小:  1682\n",
+      "[100]\ttrain's ndcg@1: 0.9415\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1682, 验证集大小: 343\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1划分后的训练集大小: 1634, 验证集大小: 303\n",
+      "\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1678\n",
+      "原始训练集大小:  1646\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1653\n",
+      "原始训练集大小:  1045\n",
+      "原始训练集大小:  1648\n",
+      "划分后的训练集大小: 1678, 验证集大小: 336\n",
+      "划分后的训练集大小: 1646, 验证集大小: 341\n",
+      "划分后的训练集大小: 1648, 验证集大小: 279\n",
+      "划分后的训练集大小: 1653, 验证集大小: 370划分后的训练集大小: 1045, 验证集大小: 330\n",
+      "\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 0.81[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1558\n",
+      "原始训练集大小:  1722\n",
+      "\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1558, 验证集大小: 257\n",
+      "原始训练集大小:  1628\n",
+      "划分后的训练集大小: 1722, 验证集大小: 380\n",
+      "划分后的训练集大小: 1628, 验证集大小: 352\n",
+      "原始训练集大小:  1668\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1677\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1112\n",
+      "原始训练集大小:  1637\n",
+      "划分后的训练集大小: 1112, 验证集大小: 120\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1668, 验证集大小: 302\n",
+      "划分后的训练集大小: 1677, 验证集大小: 283\n",
+      "划分后的训练集大小: 1637, 验证集大小: 284\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
       "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-03-27\n",
-      "原始训练集大小:  6697\n",
-      "划分后的训练集大小: 6697, 验证集大小: 327\n",
-      "[100]\ttrain's ndcg@1: 0.98075\tvalid's ndcg@1: 1\n",
-      "最大日期: 2025-03-28\n",
-      "原始训练集大小:  6358\n",
-      "划分后的训练集大小: 6358, 验证集大小: 327\n",
-      "[100]\ttrain's ndcg@1: 0.887237\tvalid's ndcg@1: 0.9025\n"
+      "原始训练集大小:  1606\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1620\n",
+      "[100]\ttrain's ndcg@1: 0.925\tvalid's ndcg@1: 0.7225\n",
+      "原始训练集大小:  1687\n",
+      "划分后的训练集大小: 1606, 验证集大小: 310\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小: [100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      " 1702\n",
+      "划分后的训练集大小: 1687, 验证集大小: 316\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1702, 验证集大小: 339\n",
+      "原始训练集大小: [100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1620, 验证集大小: 349\n",
+      " 1666\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1656\n",
+      "原始训练集大小:  1635\n",
+      "原始训练集大小:  1683\n",
+      "划分后的训练集大小: 1666, 验证集大小: 325\n",
+      "划分后的训练集大小: 1635, 验证集大小: 343\n",
+      "划分后的训练集大小: 1656, 验证集大小: 318\n",
+      "原始训练集大小:  1618\n",
+      "[100]\ttrain's ndcg@1: 0.9445\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1683, 验证集大小: 373\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1634\n",
+      "划分后的训练集大小: 1618, 验证集大小: 300\n",
+      "原始训练集大小:  1576\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1576, 验证集大小: 296\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1634, 验证集大小: 338\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1642\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1原始训练集大小:  1680\n",
+      "原始训练集大小:  1638\n",
+      "\n",
+      "划分后的训练集大小: 1642, 验证集大小: 314\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.923\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1657\n",
+      "划分后的训练集大小: 1680, 验证集大小: 334\n",
+      "划分后的训练集大小: 1638, 验证集大小: 346\n",
+      "划分后的训练集大小: 1657, 验证集大小: 316\n",
+      "原始训练集大小:  1602\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9415\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1628\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1602, 验证集大小: 329\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1661\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1原始训练集大小:  1637\n",
+      "\n",
+      "划分后的训练集大小: 1628, 验证集大小: 326\n",
+      "原始训练集大小:  1674\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1716\n",
+      "[100]\ttrain's ndcg@1: 0.9415\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1650\n",
+      "划分后的训练集大小: 1716, 验证集大小: 397\n",
+      "划分后的训练集大小: 1661, 验证集大小: 329\n",
+      "原始训练集大小:  1637\n",
+      "划分后的训练集大小: 1637, 验证集大小: 270\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025原始训练集大小:  1696\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "\n",
+      "原始训练集大小:  1614\n",
+      "划分后的训练集大小: 1674, 验证集大小: 380\n",
+      "划分后的训练集大小: 1637, 验证集大小: 298\n",
+      "原始训练集大小:  1651\n",
+      "原始训练集大小:  1688\n",
+      "划分后的训练集大小: 1696, 验证集大小: 367\n",
+      "划分后的训练集大小: 1651, 验证集大小: 365[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "\n",
+      "划分后的训练集大小: 1650, 验证集大小: 294\n",
+      "划分后的训练集大小: 1614, 验证集大小: 334\n",
+      "[100]\ttrain's ndcg@1: 0.925\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1688, 验证集大小: 281\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1667\n",
+      "划分后的训练集大小: 1667, 验证集大小: 359\n",
+      "原始训练集大小:  1696\n",
+      "原始训练集大小:  1689\n",
+      "原始训练集大小:  1686\n",
+      "划分后的训练集大小: 1696, 验证集大小: 339\n",
+      "划分后的训练集大小: 1686, 验证集大小: 364\n",
+      "原始训练集大小:  1648\n",
+      "原始训练集大小: 原始训练集大小:  1681\n",
+      " 1633\n",
+      "划分后的训练集大小: 1648, 验证集大小: 298\n",
+      "划分后的训练集大小: 1689, 验证集大小: 384\n",
+      "原始训练集大小:  1644\n",
+      "划分后的训练集大小: 1633, 验证集大小: 313\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1644, 验证集大小: 330\n",
+      "原始训练集大小:  1650\n",
+      "划分后的训练集大小: 1650, 验证集大小: 341\n",
+      "原始训练集大小:  1626\n",
+      "划分后的训练集大小: 1681, 验证集大小: 309\n",
+      "原始训练集大小:  1659\n",
+      "[100]\ttrain's ndcg@1: 0.9415\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1659, 验证集大小: 330\n",
+      "划分后的训练集大小: 1626, 验证集大小: 307\n",
+      "原始训练集大小:  1606\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1648\n",
+      "划分后的训练集大小: 1606, 验证集大小: 299\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1681\n",
+      "划分后的训练集大小: 1648, 验证集大小: 295\n",
+      "划分后的训练集大小: 1681, 验证集大小: 330\n",
+      "原始训练集大小: [100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      " 1648\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1630\n",
+      "划分后的训练集大小: 1648, 验证集大小: 343\n",
+      "原始训练集大小:  1621\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1630, 验证集大小: 350\n",
+      "[100]\ttrain's ndcg@1: 0.9445\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1621, 验证集大小: 362\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小: [100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      " 1652\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1652, 验证集大小: 347\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.9035\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1659\n",
+      "[100]\ttrain's ndcg@1: 0.925\tvalid's ndcg@1: 0.7225\n",
+      "原始训练集大小:  1696\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1659, 验证集大小: 343\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 0.81\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9445\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1696, 验证集大小: 357\n",
+      "原始训练集大小: [100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1689\n",
+      " 1688\n",
+      "原始训练集大小:  1672\n",
+      "原始训练集大小:  1632\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1689, 验证集大小: 341\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1716\n",
+      "划分后的训练集大小: 1688, 验证集大小: 348\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1671\n",
+      "[100]\ttrain's ndcg@1: 0.924\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1672, 验证集大小: 313\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1671, 验证集大小: 329\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1632, 验证集大小: 309\n",
+      "划分后的训练集大小: 1716, 验证集大小: 420\n",
+      "原始训练集大小:  1646\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1663\n",
+      "划分后的训练集大小: 1646, 验证集大小: 308\n",
+      "原始训练集大小:  1636\n",
+      "原始训练集大小:  1688\n",
+      "原始训练集大小:  1666\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1663, 验证集大小: 339\n",
+      "原始训练集大小:  1692\n",
+      "原始训练集大小:  1619\n",
+      "原始训练集大小:  1682\n",
+      "划分后的训练集大小: 1688, 验证集大小: 303\n",
+      "划分后的训练集大小: 1666, 验证集大小: 315\n",
+      "划分后的训练集大小: 1636, 验证集大小: 303\n",
+      "划分后的训练集大小: 1619, 验证集大小: 333\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1659\n",
+      "划分后的训练集大小: 1692, 验证集大小: 331\n",
+      "划分后的训练集大小: 1682, 验证集大小: 337\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1677\n",
+      "原始训练集大小:  1725\n",
+      "原始训练集大小:  1646\n",
+      "划分后的训练集大小: 1659, 验证集大小: 349\n",
+      "划分后的训练集大小: 1677, 验证集大小: 335\n",
+      "原始训练集大小:  1687\n",
+      "原始训练集大小:  1697\n",
+      "原始训练集大小:  1654\n",
+      "划分后的训练集大小: 1725, 验证集大小: 350\n",
+      "原始训练集大小:  1683\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1654, 验证集大小: 333划分后的训练集大小: 1697, 验证集大小: 340\n",
+      "\n",
+      "原始训练集大小:  1667\n",
+      "划分后的训练集大小: 1687, 验证集大小: 296\n",
+      "原始训练集大小:  1661\n",
+      "原始训练集大小:  1626\n",
+      "划分后的训练集大小: 1646, 验证集大小: 286\n",
+      "划分后的训练集大小: 1626, 验证集大小: 338\n",
+      "划分后的训练集大小: 1667, 验证集大小: 344\n",
+      "划分后的训练集大小: 1661, 验证集大小: 324\n",
+      "原始训练集大小:  1630\n",
+      "原始训练集大小:  1714\n",
+      "划分后的训练集大小: 1683, 验证集大小: 378\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1630, 验证集大小: 326\n",
+      "划分后的训练集大小: 1714, 验证集大小: 345原始训练集大小:  1645\n",
+      "\n",
+      "划分后的训练集大小: 1645, 验证集大小: 338\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1647\n",
+      "划分后的训练集大小: 1647, 验证集大小: 325\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "\n",
+      "原始训练集大小:  1642\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1688\n",
+      "划分后的训练集大小: 1688, 验证集大小: 320\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1642, 验证集大小: 320\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1700\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1627\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1700, 验证集大小: 344\n",
+      "[100]\ttrain's ndcg@1: 0.925\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1627, 验证集大小: 308\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1635\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1635, 验证集大小: 303\n",
+      "原始训练集大小:  1663\n",
+      "原始训练集大小:  1668\n",
+      "原始训练集大小:  1686\n",
+      "划分后的训练集大小: 1668, 验证集大小: 333\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1663, 验证集大小: 347\n",
+      "划分后的训练集大小: 1686, 验证集大小: 264\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1618\n",
+      "原始训练集大小:  1670\n",
+      "划分后的训练集大小: 1618, 验证集大小: 337\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1620\n",
+      "划分后的训练集大小: 1670, 验证集大小: 327\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9445\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9045\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1696\n",
+      "划分后的训练集大小: 1620, 验证集大小: 318\n",
+      "[100]\ttrain's ndcg@1: 0.9055\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1746\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1696, 验证集大小: 300\n",
+      "原始训练集大小:  1730\n",
+      "划分后的训练集大小: 1746, 验证集大小: 344\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1617\n",
+      "划分后的训练集大小: 1730, 验证集大小: 356\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1758\n",
+      "划分后的训练集大小: 1617, 验证集大小: 338\n",
+      "划分后的训练集大小: 1758, 验证集大小: 382\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "\n",
+      "原始训练集大小:  1672\n",
+      "原始训练集大小:  1662\n",
+      "原始训练集大小:  1647\n",
+      "原始训练集大小:  1668\n",
+      "划分后的训练集大小: 1662, 验证集大小: 353\n",
+      "划分后的训练集大小: 1672, 验证集大小: 356\n",
+      "划分后的训练集大小: 1647, 验证集大小: 317\n",
+      "原始训练集大小:  1705\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1668, 验证集大小: 346\n",
+      "划分后的训练集大小: 1705, 验证集大小: 343\n",
+      "原始训练集大小:  1644\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1670\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1644, 验证集大小: 309\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "\n",
+      "原始训练集大小:  1664\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1670, 验证集大小: 356\n",
+      "划分后的训练集大小: 1664, 验证集大小: 303\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小: [100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      " 1677\n",
+      "原始训练集大小:  1690\n",
+      "原始训练集大小:  1702\n",
+      "划分后的训练集大小: 1677, 验证集大小: 357\n",
+      "原始训练集大小: [100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
+      " 1698\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1669\n",
+      "原始训练集大小:  1737\n",
+      "划分后的训练集大小: 1690, 验证集大小: 339\n",
+      "划分后的训练集大小: 1698, 验证集大小: 338\n",
+      "原始训练集大小:  1670\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1747\n",
+      "划分后的训练集大小: 1737, 验证集大小: 384\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1702, 验证集大小: 353\n",
+      "原始训练集大小:  1718\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1715\n",
+      "划分后的训练集大小: 1669, 验证集大小: 356\n",
+      "原始训练集大小:  1700\n",
+      "划分后的训练集大小: 1747, 验证集大小: 354\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1718, 验证集大小: 352\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1715, 验证集大小: 340\n",
+      "划分后的训练集大小: 1670, 验证集大小: 316\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1692\n",
+      "划分后的训练集大小: 1700, 验证集大小: 329[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1695\n",
+      "\n",
+      "划分后的训练集大小: 1692, 验证集大小: 351\n",
+      "原始训练集大小:  1645\n",
+      "原始训练集大小:  1704\n",
+      "划分后的训练集大小: 1695, 验证集大小: 354\n",
+      "划分后的训练集大小: 1645, 验证集大小: 280\n",
+      "原始训练集大小:  1690\n",
+      "原始训练集大小:  1736\n",
+      "划分后的训练集大小: 1704, 验证集大小: 353\n",
+      "原始训练集大小:  1714\n",
+      "划分后的训练集大小: 1736, 验证集大小: 327\n",
+      "划分后的训练集大小: 1714, 验证集大小: 315\n",
+      "原始训练集大小:  1729\n",
+      "划分后的训练集大小: 1690, 验证集大小: 370\n",
+      "原始训练集大小:  1731\n",
+      "原始训练集大小:  1721\n",
+      "划分后的训练集大小: 1729, 验证集大小: 394\n",
+      "原始训练集大小:  1756\n",
+      "划分后的训练集大小: 1721, 验证集大小: 330\n",
+      "划分后的训练集大小: 1756, 验证集大小: 386\n",
+      "原始训练集大小: 划分后的训练集大小: 1731, 验证集大小: 348\n",
+      " 1696\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1669\n",
+      "划分后的训练集大小: 1696, 验证集大小: 305\n",
+      "划分后的训练集大小: 1669, 验证集大小: 301\n",
+      "原始训练集大小:  1714\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1710\n",
+      "[100]\ttrain's ndcg@1: 0.922\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1720\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1714, 验证集大小: 355\n",
+      "划分后的训练集大小: 1710, 验证集大小: 374原始训练集大小:  1672\n",
+      "\n",
+      "划分后的训练集大小: 1720, 验证集大小: 330\n",
+      "原始训练集大小:  1740\n",
+      "划分后的训练集大小: 1740, 验证集大小: 366\n",
+      "原始训练集大小:  1733\n",
+      "原始训练集大小:  1709\n",
+      "划分后的训练集大小: 1733, 验证集大小: 321\n",
+      "[100]\ttrain's ndcg@1: 0.923\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1672, 验证集大小: 338\n",
+      "原始训练集大小:  1713\n",
+      "原始训练集大小:  1698\n",
+      "划分后的训练集大小: 1709, 验证集大小: 319\n",
+      "原始训练集大小:  1738\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1713, 验证集大小: 349\n",
+      "划分后的训练集大小: 1738, 验证集大小: 398\n",
+      "原始训练集大小:  1747\n",
+      "原始训练集大小:  1720\n",
+      "划分后的训练集大小: 1698, 验证集大小: 344\n",
+      "划分后的训练集大小: 1747, 验证集大小: 331\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1727\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1720, 验证集大小: 381\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1727, 验证集大小: 304\n",
+      "原始训练集大小:  1723\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1665\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小: 划分后的训练集大小: 1723, 验证集大小: 334\n",
+      " 1691\n",
+      "划分后的训练集大小: 1665, 验证集大小: 316\n",
+      "原始训练集大小:  1629\n",
+      "划分后的训练集大小: 1691, 验证集大小: 344\n",
+      "原始训练集大小: [100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      " 1672\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1718\n",
+      "原始训练集大小:  1760\n",
+      "原始训练集大小:  1684\n",
+      "划分后的训练集大小: 1629, 验证集大小: 332\n",
+      "划分后的训练集大小: 1672, 验证集大小: 344\n",
+      "[100]\ttrain's ndcg@1: 0.905154\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1718, 验证集大小: 329\n",
+      "划分后的训练集大小: 1760, 验证集大小: 380\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1684, 验证集大小: 360\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9415\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1708\n",
+      "原始训练集大小:  1623\n",
+      "原始训练集大小:  1659\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1714\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1702\n",
+      "划分后的训练集大小: 1708, 验证集大小: 320\n",
+      "划分后的训练集大小: 1714, 验证集大小: 361\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1702, 验证集大小: 340\n",
+      "[100]\ttrain's ndcg@1: 0.864828\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1623, 验证集大小: 297\n",
+      "[100]\ttrain's ndcg@1: 0.830154\tvalid's ndcg@1: 0.7225\n",
+      "原始训练集大小: 划分后的训练集大小: 1659, 验证集大小: 360\n",
+      " 1674\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1674\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1685\n",
+      "划分后的训练集大小: 1685, 验证集大小: 348\n",
+      "划分后的训练集大小: 1674, 验证集大小: 359\n",
+      "划分后的训练集大小: 1674, 验证集大小: 368\n",
+      "原始训练集大小:  1724\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1703\n",
+      "原始训练集大小:  1648\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1724, 验证集大小: 334\n",
+      "划分后的训练集大小: 1703, 验证集大小: 353原始训练集大小:  1713\n",
+      "\n",
+      "划分后的训练集大小: 1648, 验证集大小: 326\n",
+      "原始训练集大小:  1714\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1749\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1714, 验证集大小: 348\n",
+      "原始训练集大小:  1451\n",
+      "划分后的训练集大小: 1749, 验证集大小: 338\n",
+      "原始训练集大小:  1707\n",
+      "原始训练集大小:  1447\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1451, 验证集大小: 304\n",
+      "原始训练集大小:  1664\n",
+      "划分后的训练集大小: 1707, 验证集大小: 331\n",
+      "划分后的训练集大小: 1713, 验证集大小: 344\n",
+      "原始训练集大小:  1632\n",
+      "划分后的训练集大小: 1447, 验证集大小: 320\n",
+      "原始训练集大小:  1474\n",
+      "原始训练集大小:  1704\n",
+      "原始训练集大小:  1701\n",
+      "划分后的训练集大小: 1632, 验证集大小: 302\n",
+      "划分后的训练集大小: 1474, 验证集大小: 267\n",
+      "划分后的训练集大小: 1664, 验证集大小: 322\n",
+      "划分后的训练集大小: 1704, 验证集大小: 368\n",
+      "划分后的训练集大小: 1701, 验证集大小: 311\n",
+      "原始训练集大小:  1690\n",
+      "划分后的训练集大小: 1690, 验证集大小: 300\n",
+      "[100]\ttrain's ndcg@1: 0.855\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1469\n",
+      "原始训练集大小:  1716\n",
+      "原始训练集大小:  1516\n",
+      "原始训练集大小: 划分后的训练集大小: 1469, 验证集大小: 330\n",
+      " 1721\n",
+      "原始训练集大小:  1636\n",
+      "原始训练集大小:  1698\n",
+      "划分后的训练集大小: 1716, 验证集大小: 336\n",
+      "划分后的训练集大小: 1721, 验证集大小: 360\n",
+      "划分后的训练集大小: 1636, 验证集大小: 330\n",
+      "原始训练集大小:  1740\n",
+      "划分后的训练集大小: 1698, 验证集大小: 357\n",
+      "原始训练集大小:  1696\n",
+      "原始训练集大小:  1731\n",
+      "划分后的训练集大小: 1516, 验证集大小: 321\n",
+      "划分后的训练集大小: 1740, 验证集大小: 393\n",
+      "原始训练集大小:  1677\n",
+      "划分后的训练集大小: 1731, 验证集大小: 296\n",
+      "划分后的训练集大小: 1696, 验证集大小: 354\n",
+      "原始训练集大小:  1689\n",
+      "划分后的训练集大小: 1677, 验证集大小: 320\n",
+      "划分后的训练集大小: 1689, 验证集大小: 359\n",
+      "原始训练集大小:  1739\n",
+      "划分后的训练集大小: 1739, 验证集大小: 360\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1713\n",
+      "原始训练集大小:  1731\n",
+      "划分后的训练集大小: 1713, 验证集大小: 368\n",
+      "划分后的训练集大小: 1731, 验证集大小: 363\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1746\n",
+      "原始训练集大小:  1466\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1573\n",
+      "划分后的训练集大小: 1466, 验证集大小: 203\n",
+      "原始训练集大小:  1509\n",
+      "划分后的训练集大小: 1573, 验证集大小: 352\n",
+      "划分后的训练集大小: 1509, 验证集大小: 309\n",
+      "[100]\ttrain's ndcg@1: 0.923\tvalid's ndcg@1: 1\n",
+      "原始训练集大小: 划分后的训练集大小: 1746, 验证集大小: 379\n",
+      " 1650\n",
+      "[100]\ttrain's ndcg@1: 0.89\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1706\n",
+      "划分后的训练集大小: 1650, 验证集大小: 285\n",
+      "原始训练集大小:  1717\n",
+      "划分后的训练集大小: 1717, 验证集大小: 325\n",
+      "划分后的训练集大小: 1706, 验证集大小: 319\n",
+      "原始训练集大小:  1713\n",
+      "原始训练集大小:  1701\n",
+      "原始训练集大小:  1751\n",
+      "原始训练集大小:  1679\n",
+      "原始训练集大小:  1673\n",
+      "划分后的训练集大小: 1751, 验证集大小: 369\n",
+      "划分后的训练集大小: 1673, 验证集大小: 325\n",
+      "原始训练集大小:  1679\n",
+      "原始训练集大小:  1677\n",
+      "划分后的训练集大小: 1679, 验证集大小: 332\n",
+      "原始训练集大小:  1700\n",
+      "原始训练集大小:  1663\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1713, 验证集大小: 360\n",
+      "原始训练集大小:  1536\n",
+      "划分后的训练集大小: 1701, 验证集大小: 363\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1677, 验证集大小: 354\n",
+      "划分后的训练集大小: 1679, 验证集大小: 379[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1663, 验证集大小: 336\n",
+      "\n",
+      "划分后的训练集大小: 1536, 验证集大小: 248\n",
+      "原始训练集大小:  1733\n",
+      "划分后的训练集大小: 1733, 验证集大小: 374\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.923\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1673\n",
+      "划分后的训练集大小: 1700, 验证集大小: 382\n",
+      "划分后的训练集大小: 1673, 验证集大小: 318原始训练集大小:  1661\n",
+      "\n",
+      "[100]\ttrain's ndcg@1: 0.9415\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1696\n",
+      "原始训练集大小:  1678\n",
+      "原始训练集大小:  1704\n",
+      "原始训练集大小:  1758\n",
+      "划分后的训练集大小: 1661, 验证集大小: 345\n",
+      "原始训练集大小:  1666\n",
+      "原始训练集大小:  1685\n",
+      "划分后的训练集大小: 1696, 验证集大小: 309\n",
+      "划分后的训练集大小: 1666, 验证集大小: 323\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1698\n",
+      "划分后的训练集大小: 1758, 验证集大小: 339\n",
+      "划分后的训练集大小: 1678, 验证集大小: 316\n",
+      "划分后的训练集大小: 1698, 验证集大小: 353\n",
+      "划分后的训练集大小: 1685, 验证集大小: 329\n",
+      "划分后的训练集大小: 1704, 验证集大小: 345\n",
+      "原始训练集大小:  1673\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1676\n",
+      "划分后的训练集大小: 1673, 验证集大小: 320\n",
+      "划分后的训练集大小: 1676, 验证集大小: 353\n",
+      "原始训练集大小:  1705\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1684\n",
+      "原始训练集大小:  1692\n",
+      "划分后的训练集大小: 1684, 验证集大小: 313\n",
+      "原始训练集大小:  1485\n",
+      "划分后的训练集大小: 1705, 验证集大小: 352\n",
+      "划分后的训练集大小: 1485, 验证集大小: 343\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1700\n",
+      "划分后的训练集大小: 1692, 验证集大小: 308\n",
+      "原始训练集大小:  1683\n",
+      "原始训练集大小:  1674\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1653\n",
+      "原始训练集大小:  1684\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1710\n",
+      "划分后的训练集大小: 1700, 验证集大小: 340\n",
+      "划分后的训练集大小: 1653, 验证集大小: 330\n",
+      "划分后的训练集大小: 1674, 验证集大小: 321\n",
+      "划分后的训练集大小: 1710, 验证集大小: 334\n",
+      "划分后的训练集大小: 1683, 验证集大小: 318\n",
+      "原始训练集大小:  1670\n",
+      "划分后的训练集大小: 1684, 验证集大小: 345\n",
+      "[100]\ttrain's ndcg@1: 0.8705\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1682\n",
+      "原始训练集大小:  1701\n",
+      "原始训练集大小:  1648\n",
+      "划分后的训练集大小: 1670, 验证集大小: 345\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1761\n",
+      "划分后的训练集大小: 1701, 验证集大小: 348\n",
+      "划分后的训练集大小: 1682, 验证集大小: 335\n",
+      "[100]\ttrain's ndcg@1: 0.928\tvalid's ndcg@1: 0.64\n",
+      "划分后的训练集大小: 1648, 验证集大小: 341\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1693\n",
+      "原始训练集大小:  1705\n",
+      "原始训练集大小:  1633\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 0.81\n",
+      "原始训练集大小:  1482\n",
+      "划分后的训练集大小: 1693, 验证集大小: 346\n",
+      "原始训练集大小:  1693\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1690\n",
+      "原始训练集大小:  1676\n",
+      "原始训练集大小:  1666\n",
+      "划分后的训练集大小: 1633, 验证集大小: 282\n",
+      "划分后的训练集大小: 1482, 验证集大小: 333\n",
+      "划分后的训练集大小: 1761, 验证集大小: 340\n",
+      "原始训练集大小:  1669\n",
+      "划分后的训练集大小: 1705, 验证集大小: 326\n",
+      "划分后的训练集大小: 1693, 验证集大小: 320\n",
+      "划分后的训练集大小: 1676, 验证集大小: 350\n",
+      "原始训练集大小:  1734\n",
+      "原始训练集大小:  1675\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1666, 验证集大小: 345\n",
+      "划分后的训练集大小: 1669, 验证集大小: 345\n",
+      "划分后的训练集大小: 1675, 验证集大小: 344\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1734, 验证集大小: 347\n",
+      "原始训练集大小:  1688\n",
+      "原始训练集大小:  1693\n",
+      "划分后的训练集大小: 1690, 验证集大小: 334\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1717\n",
+      "原始训练集大小:  1727\n",
+      "划分后的训练集大小: 1688, 验证集大小: 330\n",
+      "[100]\ttrain's ndcg@1: 0.923\tvalid's ndcg@1: 0.81\n",
+      "划分后的训练集大小: 1727, 验证集大小: 326\n",
+      "划分后的训练集大小: 1693, 验证集大小: 354\n",
+      "划分后的训练集大小: 1717, 验证集大小: 350\n",
+      "原始训练集大小:  1690\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1697\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1768\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1680\n",
+      "原始训练集大小:  1705\n",
+      "原始训练集大小:  1675\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1683\n",
+      "划分后的训练集大小: 1697, 验证集大小: 362\n",
+      "划分后的训练集大小: 1680, 验证集大小: 358\n",
+      "划分后的训练集大小: 1690, 验证集大小: 334\n",
+      "划分后的训练集大小: 1768, 验证集大小: 368\n",
+      "划分后的训练集大小: 1675, 验证集大小: 349\n",
+      "原始训练集大小:  1677\n",
+      "原始训练集大小:  1678\n",
+      "划分后的训练集大小: 1683, 验证集大小: 326\n",
+      "原始训练集大小:  1664\n",
+      "划分后的训练集大小: 1677, 验证集大小: 346\n",
+      "原始训练集大小:  1672\n",
+      "划分后的训练集大小: 1705, 验证集大小: 347\n",
+      "[100]\ttrain's ndcg@1: 0.886\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1682\n",
+      "原始训练集大小:  1692\n",
+      "原始训练集大小:  1711\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1682, 验证集大小: 323\n",
+      "划分后的训练集大小: 1692, 验证集大小: 325\n",
+      "划分后的训练集大小: 1664, 验证集大小: 341\n",
+      "划分后的训练集大小: 1678, 验证集大小: 322\n",
+      "原始训练集大小:  1671\n",
+      "原始训练集大小:  1707\n",
+      "原始训练集大小:  1690\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1690, 验证集大小: 336\n",
+      "划分后的训练集大小: 1711, 验证集大小: 360\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1672, 验证集大小: 321\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1671, 验证集大小: 333\n",
+      "原始训练集大小:  1708\n",
+      "原始训练集大小:  1671\n",
+      "划分后的训练集大小: 1671, 验证集大小: 308\n",
+      "划分后的训练集大小: 1707, 验证集大小: 322\n",
+      "原始训练集大小:  1656\n",
+      "原始训练集大小:  1695\n",
+      "原始训练集大小:  1758\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1723\n",
+      "原始训练集大小: 划分后的训练集大小: 1708, 验证集大小: 357\n",
+      "原始训练集大小:  1709\n",
+      " 1697\n",
+      "原始训练集大小:  1668\n",
+      "划分后的训练集大小: 1695, 验证集大小: 319\n",
+      "划分后的训练集大小: 1697, 验证集大小: 348\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1678\n",
+      "原始训练集大小:  1669\n",
+      "划分后的训练集大小: 1709, 验证集大小: 317\n",
+      "划分后的训练集大小: 1656, 验证集大小: 336\n",
+      "原始训练集大小:  1692\n",
+      "原始训练集大小:  1654\n",
+      "划分后的训练集大小: 1669, 验证集大小: 327\n",
+      "划分后的训练集大小: 1668, 验证集大小: 320\n",
+      "划分后的训练集大小: 1758, 验证集大小: 379\n",
+      "划分后的训练集大小: 1654, 验证集大小: 313\n",
+      "划分后的训练集大小: 1723, 验证集大小: 342\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1700\n",
+      "划分后的训练集大小: 1692, 验证集大小: 341\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1700, 验证集大小: 352\n",
+      "划分后的训练集大小: 1678, 验证集大小: 320\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 0.81\n",
+      "原始训练集大小:  1347\n",
+      "原始训练集大小:  1687\n",
+      "[100]\ttrain's ndcg@1: 0.9055\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1687, 验证集大小: 331\n",
+      "划分后的训练集大小: 1347, 验证集大小: 327\n",
+      "原始训练集大小:  1651\n",
+      "划分后的训练集大小: 1651, 验证集大小: 336\n",
+      "原始训练集大小:  1670\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1670, 验证集大小: 361\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1657\n",
+      "原始训练集大小:  1708\n",
+      "原始训练集大小:  1664\n",
+      "划分后的训练集大小: 1708, 验证集大小: 368\n",
+      "原始训练集大小:  1720\n",
+      "原始训练集大小: [100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9445\tvalid's ndcg@1: 1\n",
+      " 1685\n",
+      "划分后的训练集大小: 1685, 验证集大小: 323\n",
+      "划分后的训练集大小: 1664, 验证集大小: 332\n",
+      "划分后的训练集大小: 1720, 验证集大小: 343\n",
+      "划分后的训练集大小: 1657, 验证集大小: 316\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "\n",
+      "原始训练集大小:  1738\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9415\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.925\tvalid's ndcg@1: 1\n",
+      "原始训练集大小: 划分后的训练集大小: 1738, 验证集大小: 339\n",
+      " 1670\n",
+      "原始训练集大小:  1679\n",
+      "原始训练集大小:  1664\n",
+      "划分后的训练集大小: 1670, 验证集大小: 313\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1679, 验证集大小: 330\n",
+      "原始训练集大小:  1667\n",
+      "划分后的训练集大小: 1664, 验证集大小: 338\n",
+      "[100]\ttrain's ndcg@1: 0.9445\tvalid's ndcg@1: 1\n",
+      "原始训练集大小: 划分后的训练集大小: 1667, 验证集大小: 335\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      " 1715\n",
+      "划分后的训练集大小: 1715, 验证集大小: 327\n",
+      "[100]\ttrain's ndcg@1: 0.9415\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1662\n",
+      "原始训练集大小:  1754\n",
+      "划分后的训练集大小: 1662, 验证集大小: 317\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1754, 验证集大小: 324\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1664\n",
+      "原始训练集大小:  1747\n",
+      "划分后的训练集大小: 1664, 验证集大小: 306\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1747, 验证集大小: 361\n",
+      "原始训练集大小:  1708\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1708, 验证集大小: 297\n",
+      "原始训练集大小:  1683\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1683, 验证集大小: 353\n",
+      "原始训练集大小:  1725\n",
+      "原始训练集大小:  1709\n",
+      "原始训练集大小:  1735\n",
+      "划分后的训练集大小: 1709, 验证集大小: 354\n",
+      "划分后的训练集大小: 1725, 验证集大小: 371\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "\n",
+      "划分后的训练集大小: 1735, 验证集大小: 370\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.924\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 0.81\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1730\n",
+      "原始训练集大小:  1734\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9415\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1734, 验证集大小: 337\n",
+      "划分后的训练集大小: 1730, 验证集大小: 330\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1664\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1657\n",
+      "划分后的训练集大小: 1664, 验证集大小: 291\n",
+      "原始训练集大小:  1751\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1751, 验证集大小: 376\n",
+      "原始训练集大小:  1748\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1657, 验证集大小: 338\n",
+      "原始训练集大小:  1733\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1674\n",
+      "划分后的训练集大小: 1674, 验证集大小: 347划分后的训练集大小: 1748, 验证集大小: 344\n",
+      "原始训练集大小:  1610\n",
+      "\n",
+      "原始训练集大小:  1628\n",
+      "划分后的训练集大小: 1733, 验证集大小: 339\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1628, 验证集大小: 329\n",
+      "划分后的训练集大小: 1610, 验证集大小: 312\n",
+      "原始训练集大小:  1627\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1627, 验证集大小: 301\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1639\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1711\n",
+      "原始训练集大小:  1700\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1711, 验证集大小: 356\n",
+      "划分后的训练集大小: 1700, 验证集大小: 354\n",
+      "划分后的训练集大小: 1639, 验证集大小: 339\n",
+      "原始训练集大小:  1637\n",
+      "原始训练集大小:  1662\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1637, 验证集大小: 300\n",
+      "划分后的训练集大小: 1662, 验证集大小: 324\n",
+      "原始训练集大小:  1623\n",
+      "原始训练集大小:  1672\n",
+      "原始训练集大小:  1659\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1623, 验证集大小: 322\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1659, 验证集大小: 374\n",
+      "划分后的训练集大小: 1672, 验证集大小: 325\n",
+      "原始训练集大小:  1729\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1729, 验证集大小: 375\n",
+      "原始训练集大小:  1727\n",
+      "划分后的训练集大小: 1727, 验证集大小: 370\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1641\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1641, 验证集大小: 337\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9415\tvalid's ndcg@1: 0.9025[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 1\n",
+      "\n",
+      "原始训练集大小:  1624\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1668\n",
+      "划分后的训练集大小: 1624, 验证集大小: 271\n",
+      "划分后的训练集大小: 1668, 验证集大小: 344\n",
+      "[100]\ttrain's ndcg@1: 0.8725\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1704\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1704, 验证集大小: 336\n",
+      "原始训练集大小:  1671\n",
+      "原始训练集大小:  1659\n",
+      "[100]\ttrain's ndcg@1: 0.885\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1694\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 0.81\n",
+      "划分后的训练集大小: 1671, 验证集大小: 305\n",
+      "原始训练集大小:  1659\n",
+      "划分后的训练集大小: 1694, 验证集大小: 350划分后的训练集大小: 1659, 验证集大小: 344\n",
+      "\n",
+      "[100]\ttrain's ndcg@1: 0.923\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1659, 验证集大小: 364\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9415\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.923\tvalid's ndcg@1: 0.81\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1663\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9415\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1663, 验证集大小: 284\n",
+      "原始训练集大小:  1667\n",
+      "原始训练集大小:  1640\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1原始训练集大小:  1654\n",
+      "\n",
+      "划分后的训练集大小: 1667, 验证集大小: 325\n",
+      "划分后的训练集大小: 1640, 验证集大小: 329\n",
+      "划分后的训练集大小: 1654, 验证集大小: 320\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1671\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "原始训练集大小:  1659\n",
+      "原始训练集大小:  1675\n",
+      "原始训练集大小: [100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.8735\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1699\n",
+      " 1634\n",
+      "划分后的训练集大小: 1671, 验证集大小: 317\n",
+      "划分后的训练集大小: 1675, 验证集大小: 330\n",
+      "原始训练集大小:  1636\n",
+      "原始训练集大小:  1629\n",
+      "划分后的训练集大小: 1699, 验证集大小: 359\n",
+      "划分后的训练集大小: 1659, 验证集大小: 328\n",
+      "原始训练集大小:  1681\n",
+      "划分后的训练集大小: 1634, 验证集大小: 302\n",
+      "划分后的训练集大小: 1636, 验证集大小: 342\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9055\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1681, 验证集大小: 351\n",
+      "原始训练集大小:  1661\n",
+      "划分后的训练集大小: 1629, 验证集大小: 354\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1661, 验证集大小: 339[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1661\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9415\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1686\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9415\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1686, 验证集大小: 339\n",
+      "划分后的训练集大小: 1661, 验证集大小: 325\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1678\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "划分后的训练集大小: 1678, 验证集大小: 335\n",
+      "[100]\ttrain's ndcg@1: 0.8785\tvalid's ndcg@1: 1\n",
+      "原始训练集大小:  1697\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "划分后的训练集大小: 1697, 验证集大小: 329\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 0.81\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 1[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.885\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9045\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9415\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.905\tvalid's ndcg@1: 0.81\n",
+      "[100]\ttrain's ndcg@1: 0.9415\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.9415\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.887\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.923\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.923\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9125\tvalid's ndcg@1: 0.5625[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 0.81\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9445\tvalid's ndcg@1: 0.7225\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.923\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.9415\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 0.9425\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.962\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.9805\tvalid's ndcg@1: 1\n",
+      "[100]\ttrain's ndcg@1: 0.961\tvalid's ndcg@1: 0.9025\n",
+      "[100]\ttrain's ndcg@1: 1\tvalid's ndcg@1: 1\n"
      ]
     }
    ],
-   "execution_count": 48
+   "execution_count": 57
   },
   {
    "cell_type": "code",
    "id": "10f15e935aa02a34",
    "metadata": {
     "ExecuteTime": {
-     "end_time": "2025-04-04T15:58:02.865185Z",
-     "start_time": "2025-04-04T15:58:02.605106Z"
+     "end_time": "2025-04-04T16:19:43.465583Z",
+     "start_time": "2025-04-04T16:19:43.152412Z"
     }
    },
    "source": [
@@ -3700,15 +3271,15 @@
      ]
     }
    ],
-   "execution_count": 49
+   "execution_count": 58
   },
   {
    "cell_type": "code",
    "id": "0dc75517-c857-4f1d-8815-e807400a6d33",
    "metadata": {
     "ExecuteTime": {
-     "end_time": "2025-04-04T15:58:04.052383Z",
-     "start_time": "2025-04-04T15:58:02.926348Z"
+     "end_time": "2025-04-04T16:19:44.635596Z",
+     "start_time": "2025-04-04T16:19:43.470589Z"
     }
    },
    "source": [
@@ -3727,13 +3298,13 @@
      ]
     }
    ],
-   "execution_count": 50
+   "execution_count": 59
   },
   {
    "metadata": {
     "ExecuteTime": {
-     "end_time": "2025-04-04T15:58:04.071469Z",
-     "start_time": "2025-04-04T15:58:04.052383Z"
+     "end_time": "2025-04-04T16:19:44.702376Z",
+     "start_time": "2025-04-04T16:19:44.686995Z"
     }
    },
    "cell_type": "code",
@@ -3741,6 +3312,7 @@
     "import pandas as pd\n",
     "import numpy as np\n",
     "\n",
+    "\n",
     "def analyze_nan_factors(df, factor_columns):\n",
     "    \"\"\"\n",
     "    分析 DataFrame 中指定因子列的 NaN 值情况。\n",
@@ -3777,6 +3349,7 @@
     "            print(\"-\" * 30)\n",
     "            print(\"\\n\")\n",
     "\n",
+    "\n",
     "# 假设您的 DataFrame 名称是 pdf，并且您已经定义了 feature_columns\n",
     "if 'pdf' in locals() and 'feature_columns' in locals():\n",
     "    analyze_nan_factors(train_data.copy(), feature_columns)\n",
@@ -3861,7 +3434,7 @@
      ]
     }
    ],
-   "execution_count": 51
+   "execution_count": 60
   }
  ],
  "metadata": {
diff --git a/code/train/predictions_test.tsv b/code/train/predictions_test.tsv
index cbb2427..e22a583 100644
--- a/code/train/predictions_test.tsv
+++ b/code/train/predictions_test.tsv
@@ -1,521 +1,536 @@
 trade_date,score,ts_code
-2023-02-07,1.3645926551801728,002090.SZ
-2023-02-08,1.6659408065254724,002253.SZ
-2023-02-09,1.0229009450147413,002229.SZ
-2023-02-10,1.415416364436179,002574.SZ
-2023-02-13,1.3671236223454621,002717.SZ
-2023-02-14,1.8915095926809309,002117.SZ
-2023-02-15,1.7137757903025839,000584.SZ
-2023-02-16,1.1848422328473422,603966.SH
-2023-02-17,1.2416872517887552,603918.SH
-2023-02-20,1.3943664595309153,600410.SH
-2023-02-21,1.7629809709655193,002878.SZ
-2023-02-22,1.2015788876321705,002112.SZ
-2023-02-23,1.2611020834297224,605337.SH
-2023-02-24,0.9802964387764386,001319.SZ
-2023-02-27,1.358294061497308,002229.SZ
-2023-02-28,1.4108164693525105,603528.SH
-2023-03-01,1.5433347574484866,002112.SZ
-2023-03-02,1.0989141023070836,603211.SH
-2023-03-03,1.7052648911569537,601728.SH
-2023-03-06,1.4634142386178806,000151.SZ
-2023-03-07,1.342512999776796,000977.SZ
-2023-03-08,1.3087219260253402,601798.SH
-2023-03-09,1.492386044999466,002112.SZ
-2023-03-10,2.279424995016904,601698.SH
-2023-03-13,1.4513440814082623,002528.SZ
-2023-03-14,1.9620693932944253,601728.SH
-2023-03-15,1.8848583335186366,601138.SH
-2023-03-16,1.6025875262950398,601728.SH
-2023-03-17,1.7712935900184408,601179.SH
-2023-03-20,1.7587696113628783,002941.SZ
-2023-03-21,1.5608113355568172,601360.SH
-2023-03-22,1.520865429852981,000506.SZ
-2023-03-23,1.6846975797557702,002236.SZ
-2023-03-24,2.104194350172441,600228.SH
-2023-03-27,1.990262952663933,603533.SH
-2023-03-28,1.9629619029353826,601360.SH
-2023-03-29,1.6754497116847598,601858.SH
-2023-03-30,1.013329851836863,600573.SH
-2023-03-31,1.837328022288768,601858.SH
-2023-04-03,1.554889761538179,000719.SZ
-2023-04-04,1.495168905012772,002602.SZ
-2023-04-06,1.5051349322678247,601360.SH
-2023-04-07,1.5808943918796126,002602.SZ
-2023-04-10,1.554146398860854,002681.SZ
-2023-04-11,1.6372093645887016,000810.SZ
-2023-04-12,1.3487333814290967,603888.SH
-2023-04-13,1.2171744255667023,603083.SH
-2023-04-14,1.441659972262552,600228.SH
-2023-04-17,1.3044925109318324,002624.SZ
-2023-04-18,1.8842959108213833,601858.SH
-2023-04-19,1.7239316875916317,603258.SH
-2023-04-20,1.705463946028689,601595.SH
-2023-04-21,2.0563989964671876,601595.SH
-2023-04-24,2.2347819519009553,601595.SH
-2023-04-25,1.1581503133910735,600105.SH
-2023-04-26,1.4437102169770144,603019.SH
-2023-04-27,1.9209254464947922,603258.SH
-2023-04-28,1.990582320638835,601949.SH
-2023-05-04,2.2209871146236577,601900.SH
-2023-05-05,1.1662183566183997,601801.SH
-2023-05-08,1.7307668981007636,601019.SH
-2023-05-09,1.628136069161757,002941.SZ
-2023-05-10,1.3607560739114617,603322.SH
-2023-05-11,1.31097475589197,002558.SZ
-2023-05-12,1.5913812374899519,601566.SH
-2023-05-15,1.6875205132758881,603518.SH
-2023-05-16,1.825780942694354,600012.SH
-2023-05-17,0.9777516330011825,601333.SH
-2023-05-18,1.8180541101153,002780.SZ
-2023-05-19,1.2138748354762128,002983.SZ
-2023-05-22,0.8241913397612426,601333.SH
-2023-05-23,1.5496294184079087,605011.SH
-2023-05-24,1.47942444487419,603662.SH
-2023-05-25,1.8484524778193987,605028.SH
-2023-05-26,1.2976700928919727,603662.SH
-2023-05-29,1.1393833114104626,603728.SH
-2023-05-30,1.3766448503934043,605028.SH
-2023-05-31,1.493200307474276,002995.SZ
-2023-06-01,1.3573713204290034,603683.SH
-2023-06-02,1.6042662982549014,002843.SZ
-2023-06-05,1.452398646119459,603527.SH
-2023-06-06,0.6426476999954945,600976.SH
-2023-06-07,1.3360591470815486,600703.SH
-2023-06-08,1.471179298631075,002401.SZ
-2023-06-09,2.2723930529031717,603083.SH
-2023-06-12,1.705228662520749,002599.SZ
-2023-06-13,1.795291014879848,603000.SH
-2023-06-14,1.8362091244782328,002261.SZ
-2023-06-15,1.7440668724975588,600105.SH
-2023-06-16,1.4316876125308198,002281.SZ
-2023-06-19,1.764448403251622,603533.SH
-2023-06-20,1.3320062541595132,000988.SZ
-2023-06-21,2.040273484906006,600602.SH
-2023-06-26,1.0926638423682808,600105.SH
-2023-06-27,1.2717499103113574,600310.SH
-2023-06-28,1.238071570674301,605588.SH
-2023-06-29,1.502691072449812,002229.SZ
-2023-06-30,1.4219667284895325,002535.SZ
-2023-07-03,0.9256212736758743,002892.SZ
-2023-07-04,1.53638588683099,002590.SZ
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