{"id":34816,"date":"2025-05-01T06:02:46","date_gmt":"2025-04-30T22:02:46","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/34816.html"},"modified":"2025-05-01T06:02:46","modified_gmt":"2025-04-30T22:02:46","slug":"%e5%9f%ba%e4%ba%8e%e6%9c%ba%e5%99%a8%e5%ad%a6%e4%b9%a0-lstm-%e7%ae%97%e6%b3%95%e7%9a%84%e8%b1%86%e7%93%a3%e8%af%84%e8%ae%ba%e6%83%85%e6%84%9f%e5%88%86%e6%9e%90%e7%b3%bb%e7%bb%9f","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/34816.html","title":{"rendered":"\u57fa\u4e8e\u673a\u5668\u5b66\u4e60 LSTM \u7b97\u6cd5\u7684\u8c46\u74e3\u8bc4\u8bba\u60c5\u611f\u5206\u6790\u7cfb\u7edf"},"content":{"rendered":"<h2>\u57fa\u4e8e\u673a\u5668\u5b66\u4e60 LSTM \u7b97\u6cd5\u7684\u8c46\u74e3\u8bc4\u8bba\u60c5\u611f\u5206\u6790\u7cfb\u7edf<\/h2>\n<p>\u535a\u4e3b\u4ecb\u7ecd&#xff1a;\u270c\u7a0b\u5e8f\u5458\u5f90\u5e08\u5144\u30017\u5e74\u5927\u5382\u7a0b\u5e8f\u5458\u7ecf\u5386\u3002\u5168\u7f51\u7c89\u4e1d12w&#043;\u3001csdn\u535a\u5ba2\u4e13\u5bb6\u3001\u6398\u91d1\/\u534e\u4e3a\u4e91\/\u963f\u91cc\u4e91\/InfoQ\u7b49\u5e73\u53f0\u4f18\u8d28\u4f5c\u8005\u3001\u4e13\u6ce8\u4e8eJava\u6280\u672f\u9886\u57df\u548c\u6bd5\u4e1a\u9879\u76ee\u5b9e\u6218\u270c<\/p>\n<p>&#x1f345;\u6587\u672b\u83b7\u53d6\u6e90\u7801\u8054\u7cfb&#x1f345;<\/p>\n<p><font color=\"#F00\"> &#x1f447;&#x1f3fb; \u7cbe\u5f69\u4e13\u680f\u63a8\u8350\u8ba2\u9605&#x1f447;&#x1f3fb; \u4e0d\u7136\u4e0b\u6b21\u627e\u4e0d\u5230\u54df<\/font><\/p>\n<p>2022-2024\u5e74\u6700\u5168\u7684\u8ba1\u7b97\u673a\u8f6f\u4ef6\u6bd5\u4e1a\u8bbe\u8ba1\u9009\u9898\u5927\u5168&#xff1a;1000\u4e2a\u70ed\u95e8\u9009\u9898\u63a8\u8350\u2705<\/p>\n<p>Java\u9879\u76ee\u7cbe\u54c1\u5b9e\u6218\u6848\u4f8b\u300a100\u5957\u300b<\/p>\n<p>Java\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u9879\u76ee\u5b9e\u6218\u300a100\u5957\u300b<\/p>\n<p>Python\u9879\u76ee\u5b9e\u6218\u300a100\u5957\u300b<\/p>\n<p><font color=\"#F00\"> \u611f\u5174\u8da3\u7684\u53ef\u4ee5\u5148\u6536\u85cf\u8d77\u6765&#xff0c;\u8fd8\u6709\u5927\u5bb6\u5728\u6bd5\u8bbe\u9009\u9898&#xff0c;\u9879\u76ee\u4ee5\u53ca\u6587\u6863\u7f16\u5199\u7b49\u76f8\u5173\u95ee\u9898\u90fd\u53ef\u4ee5\u7ed9\u6211\u7559\u8a00\u54a8\u8be2&#xff0c;\u5e0c\u671b\u5e2e\u52a9\u66f4\u591a\u7684\u4eba<\/font><\/p>\n<\/p>\n<h4>\u6587\u7ae0\u76ee\u5f55<\/h4>\n<ul>\n<li>\u57fa\u4e8e\u673a\u5668\u5b66\u4e60 LSTM \u7b97\u6cd5\u7684\u8c46\u74e3\u8bc4\u8bba\u60c5\u611f\u5206\u6790\u7cfb\u7edf<\/li>\n<li>\n<ul>\n<li>1 \u7b80\u4ecb<\/li>\n<li>2 \u6280\u672f\u6808<\/li>\n<li>3 \u7cfb\u7edf\u67b6\u6784<\/li>\n<li>4 \u5177\u4f53\u5b9e\u73b0<\/li>\n<li>\n<ul>\n<li>4.1 \u722c\u866b\u6a21\u5757&#xff1a;\u81ea\u52a8\u6293\u8bc4\u8bba<\/li>\n<li>4.2 \u6587\u672c\u9884\u5904\u7406<\/li>\n<li>4.3 \u6a21\u578b\u8bad\u7ec3&#xff08;\u6838\u5fc3&#xff1a;LSTM&#xff09;<\/li>\n<li>4.4 \u540e\u7aef\u96c6\u6210<\/li>\n<li>4.5 \u53ef\u89c6\u5316\u5c55\u793a<\/li>\n<\/ul>\n<\/li>\n<li>5 \u6548\u679c\u5c55\u793a<\/li>\n<li>6 \u6e90\u7801\u83b7\u53d6&#xff1a;<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h3>1 \u7b80\u4ecb<\/h3>\n<p>\u57fa\u4e8e\u673a\u5668\u5b66\u4e60 LSTM \u7b97\u6cd5\u7684\u8c46\u74e3\u8bc4\u8bba\u60c5\u611f\u5206\u6790\u7cfb\u7edf&#xff0c;\u8be5\u7cfb\u7edf\u5728\u539f\u672c\u7684\u57fa\u7840\u4e4b\u4e0a\u8fdb\u884c\u4f18\u5316\u3002<\/p>\n<li>\u652f\u6301\u4e86\u673a\u5668\u5b66\u4e60 lstm \u7b97\u6cd5&#xff0c;\u8fdb\u884c\u60c5\u611f\u5206\u6790<\/li>\n<li>\u652f\u6301\u4e86\u7528\u6237\u624b\u52a8\u8f93\u5165\u6587\u672c\u8fdb\u884c\u60c5\u611f\u5206\u6790<\/li>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/05\/20250430220242-68129e0245fa4.png\" alt=\"\u8c46\u74e3\u7535\u5f71\" \/><\/p>\n<p>\u54b1\u4eec\u8fd9\u5957\u7cfb\u7edf\u662f\u7528 Python &#043; Flask \u642d\u7684&#xff0c;\u7528 LSTM&#xff08;\u957f\u77ed\u671f\u8bb0\u5fc6\u7f51\u7edc&#xff09;\u6a21\u578b\u6765\u505a\u8c46\u74e3\u5f71\u8bc4\u7684\u60c5\u611f\u5206\u6790\u3002\u5b83\u80fd\u81ea\u52a8\u722c\u53d6\u8c46\u74e3\u4e0a\u7684\u6700\u65b0\u8bc4\u8bba&#xff0c;\u7ed9\u4f60\u7b97\u51fa\u597d\u8bc4\u7387\u3001\u5dee\u8bc4\u7387&#xff0c;\u8fd8\u80fd\u628a\u5206\u6790\u7ed3\u679c\u5b9e\u65f6\u53ef\u89c6\u5316&#xff0c;\u652f\u6301\u997c\u56fe\u3001\u6761\u5f62\u56fe\u7b49\u591a\u79cd\u56fe\u8868\u5c55\u793a\u3002\u6574\u4e2a\u9879\u76ee\u542b\u6e90\u7801\u3001\u5f00\u53d1\u73af\u5883\u914d\u7f6e\u3001\u5b89\u88c5\u6559\u7a0b&#xff0c;\u529f\u80fd\u5b8c\u6574&#xff0c;\u7279\u522b\u9002\u5408\u62ff\u53bb\u505a\u6bd5\u4e1a\u8bbe\u8ba1\u3001\u8bfe\u7a0b\u8bbe\u8ba1\u6216\u6570\u636e\u5e93\u5927\u4f5c\u4e1a\u3002<\/p>\n<p>\u7b80\u5355\u6765\u8bf4&#xff0c;\u8fd9\u4e2a\u7cfb\u7edf\u5206\u4e09\u5927\u5757&#xff1a;<\/p>\n<li>\u722c\u866b\u6a21\u5757&#xff1a;\u81ea\u52a8\u6293\u53d6\u8c46\u74e3\u7535\u5f71\u7684\u8bc4\u8bba\u6570\u636e&#xff1b;<\/li>\n<li>\u60c5\u611f\u5206\u6790\u6a21\u5757&#xff1a;\u7528 LSTM \u5bf9\u8bc4\u8bba\u505a\u6b63\u8d1f\u9762\u5206\u7c7b&#xff1b;<\/li>\n<li>\u53ef\u89c6\u5316\u5c55\u793a&#xff1a;\u7528\u524d\u7aef\u9875\u9762\u628a\u7ed3\u679c\u7528\u56fe\u8868\u5c55\u793a\u51fa\u6765\u3002<\/li>\n<p>\u642d\u5efa\u6d41\u7a0b&#xff1a;\u5148\u5199\u722c\u866b\u62ff\u8bc4\u8bba&#xff0c;\u5b58\u5230 MySQL&#xff1b;\u7136\u540e\u7528 Python \u505a\u6587\u672c\u9884\u5904\u7406&#xff0c;\u8bad\u7ec3 LSTM \u6a21\u578b&#xff1b;\u6700\u540e\u5728 Flask Web \u7aef\u8c03\u7528\u6a21\u578b&#xff0c;\u62ff\u5230\u6bcf\u6761\u8bc4\u8bba\u7684\u60c5\u611f\u9884\u6d4b&#xff0c;\u518d\u7528 ECharts&#xff0f;Matplotlib \u8f93\u51fa\u6f02\u4eae\u56fe\u8868\u3002\u8dd1\u8d77\u6765\u4ee5\u540e&#xff0c;\u53ea\u8981\u8f93\u5165\u60f3\u5206\u6790\u7684\u7535\u5f71&#xff0c;\u5c31\u80fd\u79d2\u51fa\u60c5\u611f\u7edf\u8ba1\u548c\u8d8b\u52bf\u56fe&#xff0c;\u5e2e\u4f60\u5feb\u901f\u4e86\u89e3\u89c2\u4f17\u5bf9\u7535\u5f71\u7684\u771f\u5b9e\u611f\u53d7\u3002<\/p>\n[video(video-P439PEYV-1697528973620)(type-bilibili)(url&#061;https:\/\/player.bilibili.com\/player.html?aid&#061;704762195)(image&#061;https:\/\/i-blog.csdnimg.cn\/blog_migrate\/c7d97361c3bef18379dfe031f1be636f.jpeg)(title-\u57fa\u4e8ePython flask\u7684\u8c46\u74e3\u7535\u5f71\u5206\u6790\u53ef\u89c6\u5316\u7cfb\u7edf)]\n<hr \/>\n<h3>2 \u6280\u672f\u6808<\/h3>\n<ul>\n<li>\u5f00\u53d1\u8bed\u8a00&#xff1a;Python 3.8&#043;<\/li>\n<li>\u540e\u7aef\u6846\u67b6&#xff1a;Flask<\/li>\n<li>\u6df1\u5ea6\u5b66\u4e60&#xff1a;TensorFlow \/ Pytorch&#xff08;LSTM&#xff09;<\/li>\n<li>\u524d\u7aef\u5c55\u793a&#xff1a;HTML &#043; ECharts \u6216 Matplotlib<\/li>\n<li>\u6570\u636e\u5e93&#xff1a;MySQL<\/li>\n<li>\u722c\u866b&#xff1a;Requests &#043; BeautifulSoup \/ Selenium&#xff08;\u52a8\u6001\u52a0\u8f7d&#xff09;<\/li>\n<li>\u5f00\u53d1\u5de5\u5177&#xff1a;PyCharm<\/li>\n<\/ul>\n<hr \/>\n<h3>3 \u7cfb\u7edf\u67b6\u6784<\/h3>\n<p>\u6574\u4e2a\u7cfb\u7edf\u91c7\u7528 B\/S \u67b6\u6784&#xff0c;\u5206\u4e3a\u4ee5\u4e0b\u51e0\u5c42&#xff1a;<\/p>\n<li>\n<p>\u6570\u636e\u91c7\u96c6\u5c42<\/p>\n<ul>\n<li>\u81ea\u52a8\u5316\u722c\u866b&#xff1a;\u901a\u8fc7 Requests \u6216 Selenium \u83b7\u53d6\u8c46\u74e3\u7535\u5f71\u7684\u8bc4\u8bba JSON \u6216\u9875\u9762 HTML&#xff1b;<\/li>\n<li>\u6570\u636e\u9884\u5904\u7406&#xff1a;\u6e05\u6d17\u3001\u53bb\u91cd\u3001\u5206\u8bcd\u3001\u505c\u7528\u8bcd\u8fc7\u6ee4&#xff1b;<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u6a21\u578b\u8bad\u7ec3\u5c42<\/p>\n<ul>\n<li>\u6587\u672c\u5411\u91cf\u5316&#xff1a;\u7528 Tokenizer &#043; Embedding \u5c42\u628a\u8bc4\u8bba\u8f6c\u6210\u5411\u91cf\u5e8f\u5217&#xff1b;<\/li>\n<li>LSTM \u6a21\u578b&#xff1a;\u6784\u5efa 2 \u5c42 LSTM&#xff0c;\u6700\u540e\u63a5\u5168\u8fde\u63a5\u548c Softmax&#xff0c;\u5b9e\u73b0\u4e8c\u5206\u7c7b&#xff1b;<\/li>\n<li>\u6a21\u578b\u4f18\u5316&#xff1a;\u91c7\u7528\u4ea4\u53c9\u71b5\u635f\u5931\u3001Adam \u4f18\u5316\u5668&#xff0c;\u5e76\u8bbe\u7f6e\u65e9\u505c&#xff08;EarlyStopping&#xff09;&#xff1b;<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u540e\u7aef\u670d\u52a1\u5c42<\/p>\n<ul>\n<li>Flask \u5de5\u7a0b&#xff1a;\u63d0\u4f9b API \u63a5\u53e3&#xff0c;\u63a5\u6536\u7535\u5f71 ID \u6216\u540d\u5b57&#xff0c;\u8fd4\u56de\u60c5\u611f\u5206\u6790\u7ed3\u679c JSON&#xff1b;<\/li>\n<li>\u6570\u636e\u5e93\u64cd\u4f5c&#xff1a;\u4f7f\u7528 PyMySQL \u6216 SQLAlchemy \u5b58\u53d6\u8bc4\u8bba\u548c\u5206\u6790\u7ed3\u679c&#xff1b;<\/li>\n<\/ul>\n<\/li>\n<li>\n<p>\u53ef\u89c6\u5316\u5c55\u793a\u5c42<\/p>\n<ul>\n<li>Web \u9875\u9762&#xff1a;HTML &#043; ECharts \u6216\u540e\u53f0 Matplotlib&#xff0c;\u5c06\u60c5\u611f\u7edf\u8ba1\u7528\u997c\u56fe\u3001\u6298\u7ebf\u56fe\u3001\u8bcd\u4e91\u7b49\u5f62\u5f0f\u5c55\u793a&#xff1b;<\/li>\n<li>\u5b9e\u65f6\u5237\u65b0&#xff1a;\u5f02\u6b65\u8bf7\u6c42\u63a5\u53e3&#xff0c;\u52a8\u6001\u66f4\u65b0\u56fe\u8868\u3002<\/li>\n<\/ul>\n<\/li>\n<hr \/>\n<h3>4 \u5177\u4f53\u5b9e\u73b0<\/h3>\n<h4>4.1 \u722c\u866b\u6a21\u5757&#xff1a;\u81ea\u52a8\u6293\u8bc4\u8bba<\/h4>\n<li>\u5206\u6790\u76ee\u6807\n<ul>\n<li>\u8c46\u74e3\u7535\u5f71\u8bc4\u8bba\u9875\u91c7\u7528\u52a8\u6001\u52a0\u8f7d\u548c\u5206\u9875&#xff0c;\u9700\u8981\u5148\u83b7\u53d6\u7535\u5f71\u8bc4\u8bba\u7684 API \u63a5\u53e3\u6216 AJAX JSON \u6570\u636e&#xff1b;<\/li>\n<\/ul>\n<\/li>\n<li>\u6a21\u62df\u8bf7\u6c42\n<ul>\n<li>\u6dfb\u52a0 User-Agent \u548c Cookies&#xff0c;\u907f\u514d\u88ab\u5c01&#xff1b;<\/li>\n<li>\u5bf9\u8bc4\u8bba\u5206\u9875\u52a0\u968f\u673a\u5ef6\u65f6&#xff08;time.sleep(random.gauss(1,0.3))&#xff09;\u6a21\u62df\u4eba\u5de5\u8bbf\u95ee&#xff1b;<\/li>\n<\/ul>\n<\/li>\n<li>\u5b57\u6bb5\u5065\u58ee\u6027\n<ul>\n<li>\u5bf9\u7f3a\u5931\u5b57\u6bb5&#xff08;\u8bc4\u8bba\u65f6\u95f4\u3001\u7528\u6237\u540d\u3001\u8bc4\u5206&#xff09;\u505a\u7a7a\u503c\u5224\u65ad&#xff0c;\u672a\u83b7\u53d6\u5230\u5c31\u8d4b None&#xff0c;\u4fdd\u8bc1\u722c\u866b\u4e0d\u505c&#xff1b;<\/li>\n<\/ul>\n<\/li>\n<li>\u5b58\u5165\u6570\u636e\u5e93\n<ul>\n<li>\u5efa\u7acb comments \u8868&#xff1a;id, movie_id, user, rating, content, comment_time&#xff1b;<\/li>\n<li>\u6279\u91cf\u63d2\u5165&#xff0c;\u964d\u4f4e\u6570\u636e\u5e93\u5f00\u9500\u3002<\/li>\n<\/ul>\n<\/li>\n<h4>4.2 \u6587\u672c\u9884\u5904\u7406<\/h4>\n<li>\u6e05\u6d17\n<ul>\n<li>\u53bb\u6389 HTML \u6807\u7b7e\u3001\u94fe\u63a5\u3001\u7279\u6b8a\u5b57\u7b26&#xff1b;<\/li>\n<li>\u7528\u6b63\u5219\u53bb\u9664\u591a\u4f59\u7a7a\u683c\u548c\u6362\u884c&#xff1b;<\/li>\n<\/ul>\n<\/li>\n<li>\u5206\u8bcd &amp; \u505c\u7528\u8bcd\n<ul>\n<li>\u4e2d\u6587\u8bc4\u8bba\u7528 jieba \u5206\u8bcd&#xff1b;<\/li>\n<li>\u52a0\u8f7d\u505c\u7528\u8bcd\u8868&#xff0c;\u8fc7\u6ee4\u9ad8\u9891\u65e0\u610f\u4e49\u8bcd&#xff1b;<\/li>\n<\/ul>\n<\/li>\n<li>\u5e8f\u5217\u5316\n<ul>\n<li>\u7528 Keras \u7684 Tokenizer \u5efa\u7acb\u8bcd\u5178&#xff0c;\u9650\u5236\u6700\u5927\u8bcd\u6c47\u91cf&#xff08;\u6bd4\u5982 10000&#xff09;&#xff1b;<\/li>\n<li>\u628a\u8bc4\u8bba\u8f6c\u6362\u6210\u56fa\u5b9a\u957f\u5ea6\u7684\u6574\u6570\u5e8f\u5217&#xff0c;\u8d85\u957f\u622a\u65ad&#xff0c;\u8fc7\u77ed\u8865 0&#xff1b;<\/li>\n<\/ul>\n<\/li>\n<h4>4.3 \u6a21\u578b\u8bad\u7ec3&#xff08;\u6838\u5fc3&#xff1a;LSTM&#xff09;<\/h4>\n<p><span class=\"token keyword\">from<\/span> tensorflow<span class=\"token punctuation\">.<\/span>keras<span class=\"token punctuation\">.<\/span>models <span class=\"token keyword\">import<\/span> Sequential<br \/>\n<span class=\"token keyword\">from<\/span> tensorflow<span class=\"token punctuation\">.<\/span>keras<span class=\"token punctuation\">.<\/span>layers <span class=\"token keyword\">import<\/span> Embedding<span class=\"token punctuation\">,<\/span> LSTM<span class=\"token punctuation\">,<\/span> Dense<span class=\"token punctuation\">,<\/span> Dropout<br \/>\n<span class=\"token keyword\">from<\/span> tensorflow<span class=\"token punctuation\">.<\/span>keras<span class=\"token punctuation\">.<\/span>callbacks <span class=\"token keyword\">import<\/span> EarlyStopping<span class=\"token punctuation\">,<\/span> ModelCheckpoint<\/p>\n<p>model <span class=\"token operator\">&#061;<\/span> Sequential<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><br \/>\nmodel<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>Embedding<span class=\"token punctuation\">(<\/span>input_dim<span class=\"token operator\">&#061;<\/span><span class=\"token number\">10000<\/span><span class=\"token punctuation\">,<\/span> output_dim<span class=\"token operator\">&#061;<\/span><span class=\"token number\">128<\/span><span class=\"token punctuation\">,<\/span> input_length<span class=\"token operator\">&#061;<\/span>max_len<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\nmodel<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>LSTM<span class=\"token punctuation\">(<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">,<\/span> return_sequences<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\nmodel<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>Dropout<span class=\"token punctuation\">(<\/span><span class=\"token number\">0.5<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\nmodel<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>LSTM<span class=\"token punctuation\">(<\/span><span class=\"token number\">32<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\nmodel<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>Dropout<span class=\"token punctuation\">(<\/span><span class=\"token number\">0.5<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\nmodel<span class=\"token punctuation\">.<\/span>add<span class=\"token punctuation\">(<\/span>Dense<span class=\"token punctuation\">(<\/span><span class=\"token number\">2<\/span><span class=\"token punctuation\">,<\/span> activation<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#039;softmax&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>model<span class=\"token punctuation\">.<\/span><span class=\"token builtin\">compile<\/span><span class=\"token punctuation\">(<\/span>loss<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#039;categorical_crossentropy&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n              optimizer<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#039;adam&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n              metrics<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">[<\/span><span class=\"token string\">&#039;accuracy&#039;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p>callbacks <span class=\"token operator\">&#061;<\/span> <span class=\"token punctuation\">[<\/span><br \/>\n    EarlyStopping<span class=\"token punctuation\">(<\/span>monitor<span class=\"token operator\">&#061;<\/span><span class=\"token string\">&#039;val_loss&#039;<\/span><span class=\"token punctuation\">,<\/span> patience<span class=\"token operator\">&#061;<\/span><span class=\"token number\">3<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    ModelCheckpoint<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;best_lstm.h5&#039;<\/span><span class=\"token punctuation\">,<\/span> save_best_only<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token punctuation\">]<\/span><\/p>\n<p>history <span class=\"token operator\">&#061;<\/span> model<span class=\"token punctuation\">.<\/span>fit<span class=\"token punctuation\">(<\/span>X_train<span class=\"token punctuation\">,<\/span> y_train<span class=\"token punctuation\">,<\/span><br \/>\n                    validation_data<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">(<\/span>X_val<span class=\"token punctuation\">,<\/span> y_val<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                    epochs<span class=\"token operator\">&#061;<\/span><span class=\"token number\">10<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                    batch_size<span class=\"token operator\">&#061;<\/span><span class=\"token number\">64<\/span><span class=\"token punctuation\">,<\/span><br \/>\n                    callbacks<span class=\"token operator\">&#061;<\/span>callbacks<span class=\"token punctuation\">)<\/span><\/p>\n<ul>\n<li>Embedding&#xff1a;\u628a\u6bcf\u4e2a\u8bcd\u7f16\u7801\u6210 128 \u7ef4\u5411\u91cf&#xff1b;<\/li>\n<li>\u4e24\u5c42 LSTM&#xff1a;\u7b2c\u4e00\u5c42\u8fd4\u56de\u5e8f\u5217&#xff0c;\u7b2c\u4e8c\u5c42\u8f93\u51fa\u6700\u7ec8\u72b6\u6001&#xff1b;<\/li>\n<li>Dropout&#xff1a;\u9632\u6b62\u8fc7\u62df\u5408&#xff1b;<\/li>\n<li>EarlyStopping &#043; ModelCheckpoint&#xff1a;\u81ea\u52a8\u4fdd\u5b58\u6700\u4f18\u6a21\u578b\u3002<\/li>\n<\/ul>\n<h4>4.4 \u540e\u7aef\u96c6\u6210<\/h4>\n<p><span class=\"token keyword\">from<\/span> flask <span class=\"token keyword\">import<\/span> Flask<span class=\"token punctuation\">,<\/span> request<span class=\"token punctuation\">,<\/span> jsonify<br \/>\n<span class=\"token keyword\">from<\/span> tensorflow<span class=\"token punctuation\">.<\/span>keras<span class=\"token punctuation\">.<\/span>models <span class=\"token keyword\">import<\/span> load_model<br \/>\n<span class=\"token keyword\">from<\/span> utils <span class=\"token keyword\">import<\/span> preprocess_text  <span class=\"token comment\"># \u5305\u542b\u524d\u9762\u8bb2\u7684\u5206\u8bcd\u3001\u5e8f\u5217\u5316<\/span><\/p>\n<p>app <span class=\"token operator\">&#061;<\/span> Flask<span class=\"token punctuation\">(<\/span>__name__<span class=\"token punctuation\">)<\/span><br \/>\nlstm_model <span class=\"token operator\">&#061;<\/span> load_model<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;best_lstm.h5&#039;<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token decorator annotation punctuation\">&#064;app<span class=\"token punctuation\">.<\/span>route<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;\/api\/sentiment&#039;<\/span><span class=\"token punctuation\">,<\/span> methods<span class=\"token operator\">&#061;<\/span><span class=\"token punctuation\">[<\/span><span class=\"token string\">&#039;POST&#039;<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><br \/>\n<span class=\"token keyword\">def<\/span> <span class=\"token function\">sentiment<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    data <span class=\"token operator\">&#061;<\/span> request<span class=\"token punctuation\">.<\/span>json<br \/>\n    content <span class=\"token operator\">&#061;<\/span> data<span class=\"token punctuation\">.<\/span>get<span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;content&#039;<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#039;&#039;<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    seq <span class=\"token operator\">&#061;<\/span> preprocess_text<span class=\"token punctuation\">(<\/span>content<span class=\"token punctuation\">)<\/span>           <span class=\"token comment\"># \u5206\u8bcd\u3001\u5e8f\u5217\u5316<\/span><br \/>\n    pred <span class=\"token operator\">&#061;<\/span> lstm_model<span class=\"token punctuation\">.<\/span>predict<span class=\"token punctuation\">(<\/span>seq<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span><br \/>\n    label <span class=\"token operator\">&#061;<\/span> <span class=\"token string\">&#039;\u6b63\u9762&#039;<\/span> <span class=\"token keyword\">if<\/span> pred<span class=\"token punctuation\">[<\/span><span class=\"token number\">1<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">&gt;<\/span> pred<span class=\"token punctuation\">[<\/span><span class=\"token number\">0<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token keyword\">else<\/span> <span class=\"token string\">&#039;\u8d1f\u9762&#039;<\/span><br \/>\n    prob <span class=\"token operator\">&#061;<\/span> <span class=\"token builtin\">float<\/span><span class=\"token punctuation\">(<\/span>pred<span class=\"token punctuation\">.<\/span><span class=\"token builtin\">max<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><br \/>\n    <span class=\"token keyword\">return<\/span> jsonify<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span><span class=\"token string\">&#039;label&#039;<\/span><span class=\"token punctuation\">:<\/span> label<span class=\"token punctuation\">,<\/span> <span class=\"token string\">&#039;probability&#039;<\/span><span class=\"token punctuation\">:<\/span> prob<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<p><span class=\"token keyword\">if<\/span> __name__ <span class=\"token operator\">&#061;&#061;<\/span> <span class=\"token string\">&#039;__main__&#039;<\/span><span class=\"token punctuation\">:<\/span><br \/>\n    app<span class=\"token punctuation\">.<\/span>run<span class=\"token punctuation\">(<\/span>debug<span class=\"token operator\">&#061;<\/span><span class=\"token boolean\">True<\/span><span class=\"token punctuation\">)<\/span><\/p>\n<ul>\n<li>\u63a5\u53e3 \/api\/sentiment \u63a5\u6536\u539f\u59cb\u8bc4\u8bba&#xff0c;\u8fd4\u56de\u60c5\u611f\u6807\u7b7e\u548c\u6982\u7387&#xff1b;<\/li>\n<li>\u524d\u7aef\u7528 AJAX \u8c03\u7528\u8fd9\u4e2a\u63a5\u53e3&#xff0c;\u5b9e\u65f6\u83b7\u53d6\u5206\u6790\u7ed3\u679c\u3002<\/li>\n<\/ul>\n<h4>4.5 \u53ef\u89c6\u5316\u5c55\u793a<\/h4>\n<p>\u7cfb\u7edf\u9875\u9762\u5305\u542b\u4e0b\u5217\u56fe\u8868&#xff1a;<\/p>\n<ul>\n<li>\u8bc4\u8bba\u60c5\u611f\u997c\u56fe&#xff1a;\u5c55\u793a\u6b63\u3001\u8d1f\u9762\u8bc4\u8bba\u7684\u5360\u6bd4&#xff1b;<\/li>\n<li>\u60c5\u611f\u8d8b\u52bf\u6298\u7ebf\u56fe&#xff1a;\u6309\u5929\u6216\u5c0f\u65f6\u7edf\u8ba1\u8bc4\u8bba\u60c5\u611f\u53d8\u5316&#xff1b;<\/li>\n<li>\u5173\u952e\u8bcd\u8bcd\u4e91&#xff1a;\u6b63\u9762\u3001\u8d1f\u9762\u8bc4\u8bba\u5206\u522b\u751f\u6210\u8bcd\u4e91&#xff0c;\u76f4\u89c2\u4e86\u89e3\u70ed\u95e8\u8bcd&#xff1b;<\/li>\n<\/ul>\n<p>\u7528 ECharts \u5b9e\u73b0&#xff0c;\u4ee3\u7801\u793a\u4f8b&#xff08;\u997c\u56fe&#xff09;&#xff1a;<\/p>\n<p><span class=\"token keyword\">var<\/span> chart <span class=\"token operator\">&#061;<\/span> echarts<span class=\"token punctuation\">.<\/span><span class=\"token function\">init<\/span><span class=\"token punctuation\">(<\/span>document<span class=\"token punctuation\">.<\/span><span class=\"token function\">getElementById<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">&#039;pieChart&#039;<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><br \/>\nchart<span class=\"token punctuation\">.<\/span><span class=\"token function\">setOption<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">{<\/span><br \/>\n    title<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span> text<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;\u60c5\u611f\u5360\u6bd4&#039;<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    tooltip<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">{<\/span> trigger<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;item&#039;<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n    series<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">[<\/span><span class=\"token punctuation\">{<\/span><br \/>\n        name<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;\u60c5\u611f&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        type<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;pie&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        radius<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;50%&#039;<\/span><span class=\"token punctuation\">,<\/span><br \/>\n        data<span class=\"token operator\">:<\/span> <span class=\"token punctuation\">[<\/span><br \/>\n            <span class=\"token punctuation\">{<\/span> value<span class=\"token operator\">:<\/span> posCount<span class=\"token punctuation\">,<\/span> name<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;\u6b63\u9762&#039;<\/span> <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">,<\/span><br \/>\n            <span class=\"token punctuation\">{<\/span> value<span class=\"token operator\">:<\/span> negCount<span class=\"token punctuation\">,<\/span> name<span class=\"token operator\">:<\/span> <span class=\"token string\">&#039;\u8d1f\u9762&#039;<\/span> <span class=\"token punctuation\">}<\/span><br \/>\n        <span class=\"token punctuation\">]<\/span><br \/>\n    <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">]<\/span><br \/>\n<span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/p>\n<hr \/>\n<h3>5 \u6548\u679c\u5c55\u793a<\/h3>\n<p>\u4e0b\u56fe\u5c55\u793a\u4e86\u7cfb\u7edf\u5bf9\u300a\u8096\u7533\u514b\u7684\u6551\u8d4e\u300b\u5f71\u8bc4\u7684\u60c5\u611f\u5206\u6790\u7ed3\u679c\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/05\/20250430220243-68129e03b7018.png\" alt=\"\u7535\u5f71\u5bfc\u6f14\" \/> <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/05\/20250430220243-68129e03f0ff9.png\" alt=\"\u7535\u5f71\u7c7b\u578b\" \/><\/p>\n<p>\u4e0a\u56fe\u4e3a\u8bc4\u8bba\u60c5\u611f\u997c\u56fe\u548c\u8d8b\u52bf\u6761\u5f62\u56fe\u793a\u4f8b\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/05\/20250430220244-68129e046ecdd.png\" alt=\"\u7535\u5f71\u5217\u8868\" \/> <img decoding=\"async\" src=\"https:\/\/www.wsisp.com\/helps\/wp-content\/uploads\/2025\/05\/20250430220245-68129e05129c7.png\" alt=\"\u7535\u5f71\u8bc4\u5206\" \/><\/p>\n<p>\u9875\u9762\u4e0a\u8fd8\u6709\u8bcd\u4e91\u548c\u8bc4\u8bba\u5217\u8868&#xff0c;\u65b9\u4fbf\u6df1\u5165\u67e5\u770b\u6bcf\u6761\u8bc4\u8bba\u5185\u5bb9\u3002<\/p>\n<hr \/>\n<h3>6 \u6e90\u7801\u83b7\u53d6&#xff1a;<\/h3>\n<p>\u5927\u5bb6\u70b9\u8d5e\u3001\u6536\u85cf\u3001\u5173\u6ce8\u3001\u8bc4\u8bba\u5566 \u3001\u67e5\u770b&#x1f447;&#x1f3fb;\u83b7\u53d6\u8054\u7cfb\u65b9\u5f0f&#x1f447;&#x1f3fb;<\/p>\n<p><font color=\"#F00\"> &#x1f447;&#x1f3fb; \u7cbe\u5f69\u4e13\u680f\u63a8\u8350\u8ba2\u9605&#x1f447;&#x1f3fb; \u4e0d\u7136\u4e0b\u6b21\u627e\u4e0d\u5230\u54df<\/font><\/p>\n<p>2022-2024\u5e74\u6700\u5168\u7684\u8ba1\u7b97\u673a\u8f6f\u4ef6\u6bd5\u4e1a\u8bbe\u8ba1\u9009\u9898\u5927\u5168&#xff1a;1000\u4e2a\u70ed\u95e8\u9009\u9898\u63a8\u8350\u2705<\/p>\n<p>Java\u9879\u76ee\u7cbe\u54c1\u5b9e\u6218\u6848\u4f8b\u300a100\u5957\u300b<\/p>\n<p>Java\u5fae\u4fe1\u5c0f\u7a0b\u5e8f\u9879\u76ee\u5b9e\u6218\u300a100\u5957\u300b<\/p>\n<p>Python\u9879\u76ee\u5b9e\u6218\u300a100\u5957\u300b<\/p>\n<p><font color=\"#F00\"> 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