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diff --git a/jupyter:/Users/syy/PythonProjects/Beijing_air_quality_prediction/air_quality_prediction.ipynb b/jupyter:/Users/syy/PythonProjects/Beijing_air_quality_prediction/air_quality_prediction.ipynb
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-{
- "cells": [
-  {
-   "metadata": {},
-   "cell_type": "code",
-   "outputs": [],
-   "execution_count": null,
-   "source": [
-    "\n",
-    "# 绘制各指标小时均值变化趋势（标准化后）折线图\n",
-    "for i, indicator in enumerate(indicators):\n",
-    "    plt.plot(normalized.index, normalized[indicator], \n",
-    "             marker='o',label=indicator, color=colors[i], linewidth=2)\n",
-    "\n",
-    "plt.title('各指标小时均值变化趋势（标准化后）', fontsize=14)\n",
-    "plt.xlabel('小时', fontsize=12)\n",
-    "plt.ylabel('标准化值', fontsize=12)\n",
-    "plt.xticks(range(0, 24))\n",
-    "plt.grid(alpha=0.3)\n",
-    "plt.legend(bbox_to_anchor=(1.05, 1), loc='upper left')\n",
-    "plt.tight_layout()\n",
-    "\n",
-    "# 新增保存代码\n",
-    "plt.savefig('images/hourly_trends_combined.png', dpi=300, bbox_inches='tight')  # 保存组合大图\n",
-    "plt.show()\n",
-    "\n",
-    "# 新增保存子图代码\n",
-    "for i, indicator in enumerate(indicators):\n",
-    "    plt.figure(figsize=(8, 5))\n",
-    "    plt.plot(normalized.index, normalized[indicator], \n",
-    "             marker='o', color=colors[i], linewidth=2)\n",
-    "    plt.title(f'{indicator}小时均值变化趋势（标准化后）')\n",
-    "    plt.xlabel('小时')\n",
-    "    plt.ylabel('标准化值')\n",
-    "    plt.xticks(range(0, 24))\n",
-    "    plt.grid(alpha=0.3)\n",
-    "    plt.tight_layout()\n",
-    "    plt.savefig(f'images/hourly_{indicator}.png', dpi=300)  # 保存单个指标子图\n",
-    "    plt.close()"
-   ],
-   "id": "bc314c8f5ab643d4"
-  }
- ],
- "metadata": {
-  "kernelspec": {
-   "display_name": "Python 3",
-   "language": "python",
-   "name": "python3"
-  },
-  "language_info": {
-   "codemirror_mode": {
-    "name": "ipython",
-    "version": 2
-   },
-   "file_extension": ".py",
-   "mimetype": "text/x-python",
-   "name": "python",
-   "nbconvert_exporter": "python",
-   "pygments_lexer": "ipython2",
-   "version": "2.7.6"
-  }
- },
- "nbformat": 4,
- "nbformat_minor": 5
-}