{"id":59689,"date":"2022-03-04T15:31:19","date_gmt":"2022-03-04T07:31:19","guid":{"rendered":"https:\/\/www.growthhk.cn\/?p=59689"},"modified":"2022-03-04T15:32:12","modified_gmt":"2022-03-04T07:32:12","slug":"kevin%ef%bc%9aqq%e9%9f%b3%e4%b9%90%e5%91%bd%e5%90%8d%e5%ae%9e%e4%bd%93%e8%af%86%e5%88%ab%e6%8a%80%e6%9c%af%ef%bd%9cdatafuntalk","status":"publish","type":"post","link":"https:\/\/www.growthhk.cn\/cgo\/product\/59689.html","title":{"rendered":"Kevin\uff1aQQ\u97f3\u4e50\u547d\u540d\u5b9e\u4f53\u8bc6\u522b\u6280\u672f\uff5cDataFunTalk"},"content":{"rendered":"\n<p>\u5bfc\u8bfb\uff1a\u547d\u540d\u5b9e\u4f53\u8bc6\u522b\uff08Named Entity 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class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1280\" height=\"720\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/03\/image-93.png\" alt=\"\" class=\"wp-image-59695\"\/><\/figure>\n\n\n\n<p>\u9488\u5bf9\u6700\u5927\u548c\u6700\u5c0f\u5339\u914d\u5b58\u5728\u7684\u95ee\u9898\uff0c\u6211\u4eec\u7efc\u5408\u6700\u5927\u548c\u6700\u5c0f\u5339\u914d\u7684\u4f18\u52bf\uff0c\u8bbe\u8ba1\u4e86\u4e00\u4e2a\u9002\u5408\u6211\u4eec\u5e94\u7528\u573a\u666f\u7684\u8def\u5f84\u9009\u62e9\u65b9\u6cd5\u3002\u9996\u5148\u9488\u5bf9\u539f\u59cb\u7684\u5019\u9009\u5b9e\u4f53\uff0c\u6211\u4eec\u62bd\u53d6\u51fa\u6240\u6709\u53ef\u80fd\u7684\u5019\u9009\uff0c\u7136\u540e\u6784\u5efa\u51fa\u5019\u9009\u7684\u6709\u5411\u56fe\uff0c\u6bd4\u5982\u5bf9\u4e8e\u4e0a\u9762\u8fd9\u4e2a\u4f8b\u5b50\uff1a\u9648\u5c0f\u6625\u7684\u6b4c\u4e71\u4e16\u5de8\u661f\u3002\u6211\u4eec\u7528\u4e00\u4e2a\u6709\u5411\u56fe\u6765\u8868\u793a\u6240\u6709\u53ef\u80fd\u7684\u5019\u9009\u7684\u8def\u5f84\uff0c\u63a5\u4e0b\u6765\u53bb\u8ba1\u7b97\u6bcf\u4e00\u6761\u8def\u5f84\u7684\u5206\u6570\uff0c\u7136\u540e\u6839\u636e\u8def\u5f84\u7684\u5206\u6570\u7b5b\u9009\u51fa\u7ea2\u8272\u6807\u7ea2\u7684\u8def\u5f84\u5c31\u662f\u5206\u6570\u6700\u9ad8\u7684\u8def\u5f84\uff0c\u6839\u636e\u8fd9\u6761\u8def\u5f84\u9009\u62e9\u6700\u7ec8\u7684\u5019\u9009\u96c6\u5408\u3002\u8fd9\u91cc\u7684\u5173\u952e\u5728\u4e8e\u5982\u4f55\u8ba1\u7b97\u6bcf\u6761\u8def\u5f84\u7684\u5206\u6570\uff0c\u6211\u4eec\u4ece\u4e09\u4e2a\u89d2\u5ea6\u6765\u8ba1\u7b97\u5206\u6570\uff0c\u9996\u5148\u662f\u5019\u9009\u5b9e\u4f53\u7684\u7f6e\u4fe1\u5ea6\uff0c\u5b83\u4e3b\u8981\u8bc4\u4f30\u5019\u9009\u672c\u8eab\u7684\u7f6e\u4fe1\u5ea6\uff0c\u6216\u8005\u8bf4\u5b83\u7684\u70ed\u5ea6\uff1b\u7136\u540e\u662f\u8def\u5f84\u547d\u4e2d\u89c4\u5219\u60c5\u51b5\u8ba1\u7b97\u5f97\u5230\u7684\u5206\u6570\uff0c\u5176\u5b9e\u4e5f\u5c31\u662f\u5b9e\u4f53\u7ea7\u522b\u7684\u4e00\u4e2a\u8bed\u8a00\u6a21\u578b\u5206\u6570\uff0c\u4e3b\u8981\u8bc4\u4f30\u8def\u5f84\u7684\u6d41\u7545\u6027\uff1b\u6700\u540e\u6211\u4eec\u5f15\u5165\u4e86\u4e00\u4e2aRoot-Link\u8003\u5bdf\u5019\u9009\u88ab\u5176\u5b83\u5019\u9009\u7684\u8986\u76d6\u60c5\u51b5\uff0c\u8fd9\u662f\u97f3\u4e50\u9886\u57df\u7684\u4e00\u4e2a\u7279\u6027\uff0c\u5982\u679c\u4e00\u4e2a\u5019\u9009\u662f\u6240\u6709\u91cd\u53e0\u5019\u9009\u4e2d\u6700\u957f\u7684\u5b9e\u4f53\u90e8\u5206\uff0c\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u66f4\u503e\u5411\u4e8e\u8ba4\u4e3a\u5b83\u662f\u4e00\u4e2a\u6b63\u786e\u7684\u5b9e\u4f53\uff0c\u6700\u7ec8\u5c06\u8fd9\u4e09\u7c7b\u5206\u6570\u7efc\u5408\u52a0\u6743\u5f97\u5230\u4e86\u6bcf\u4e00\u6761\u8def\u5f84\u7684\u5206\u6570\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"650\" height=\"133\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/03\/image-94.png\" alt=\"\" class=\"wp-image-59696\"\/><\/figure>\n\n\n\n<p>\u5728\u5177\u4f53\u8ba1\u7b97\u7684\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u505a\u4e86\u4e00\u4e2a\u4f18\u5316\uff0c\u5f53\u6587\u672c\u6bd4\u8f83\u957f\u65f6\uff0c\u904d\u5386\u6240\u6709\u8def\u5f84\u4f9d\u6b21\u8ba1\u7b97\u5206\u6570\u7684\u5f00\u9500\u8fc7\u5927\u3002\u56e0\u6b64\u6211\u4eec\u91c7\u7528\u4e86 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src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/03\/image-95.png\" alt=\"\" class=\"wp-image-59697\"\/><\/figure>\n\n\n\n<p>\u2460 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src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/03\/image-98.png\" alt=\"\" class=\"wp-image-59700\"\/><\/figure>\n\n\n\n<p>\u7279\u5f81\u5c42\u9762\u6211\u4eec\u4ecd\u7136\u91c7\u7528\u4e86V1\u7248\u4e2d\u5f97\u5230\u7684\u7279\u5f81\uff0c\u53ea\u4e0d\u8fc7\u52a0\u5165\u7279\u5f81\u7684\u65b9\u5f0f\u76f8\u6bd4V1\u7248\u6709\u4e00\u4e9b\u533a\u522b\uff0c\u6211\u4eec\u5c06\u6bcf\u4e00\u7c7b\u7279\u5f81\u5bf9\u5e94\u5230token\u672c\u8eab\uff0c\u6bcf\u4e00\u7c7b\u7279\u5f81\u90fd\u662f\u4e00\u4e2a\u7279\u5b9a\u7684\u5019\u9009\uff0c\u628a\u6bcf\u4e00\u7c7b\u7279\u5f81\u52a0\u5230\u5176\u6240\u5c5e\u7684\u56fe\u5c42\u4e2d\uff0c\u6700\u7ec8\u6bcf\u4e00\u4e2atoken\u4f1a\u5bf9\u5e94\u5230\u591a\u4e2a\u7c7b\u522b\u7684\u7279\u5f81\u3002<\/p>\n\n\n\n<p>\u6a21\u578b\u5c42\u9762\u7684\u8bdd\uff0c\u6211\u4eec\u91c7\u7528\u4e86\u4e00\u4e2a\u6bd4\u8f83\u5e38\u7528\u7684\u89e3\u51b3\u65b9\u6848\uff0c\u9996\u5148\u5f97\u5230\u6bcf\u4e2atoken\u5bf9\u5e94\u7684token embedding\uff0c\u7136\u540e\u7ecf\u8fc7\u4e0a\u56fe\u6a58\u9ec4\u8272\u6807\u6ce8\u7684Domain Fushion\u5c42\uff0c\u5c06\u6bcf\u4e2atoken\u5bf9\u5e94\u7684\u591a\u4e2a\u7279\u5f81\u62fc\u63a5\u8d77\u6765\uff0c\u5f97\u5230token\u878d\u5408\u9886\u57df\u77e5\u8bc6\u540e\u7684\u7279\u5f81\uff0c\u6700\u7ec8\u7ecf\u8fc7BiLSTM+CRF\u7f16\u7801\u548c\u89e3\u7801\u5f97\u5230\u5b9e\u4f53\u5e8f\u5217\u3002<\/p>\n\n\n\n<p>\u2461 \u6548\u679c\u4e0e\u5206\u6790<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1280\" height=\"720\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/03\/image-99.png\" alt=\"\" class=\"wp-image-59701\"\/><\/figure>\n\n\n\n<p>V2\u7248\u7684\u53ec\u56de\u7387\u76f8\u5bf9V1\u7248\u6709\u660e\u663e\u7684\u63d0\u5347\uff0c\u6211\u4eec\u53bb\u505a\u4e86\u4e00\u4e9bcase\u5206\u6790\uff0c\u53d1\u73b0\u6574\u4f53\u4e5f\u662f\u7b26\u5408\u9884\u671f\u7684\u3002good case\u4e3b\u8981\u662f\u6269\u53ec\u56de\u4e00\u4e9bquery\u5e72\u6270\u4fe1\u606f\u6bd4\u8f83\u591a\u4f46\u4e0a\u4e0b\u6587\u7279\u5f81\u6bd4\u8f83\u5f3a\u7684\u5b9e\u4f53\uff0c\u6bd4\u5982\u4e0a\u56fe\u7b2c\u4e00\u4e2a\u4f8b\u5b50\uff0c\u5728\u6b4c\u66f2\u540d\u201c\u4f60\u7684\u6d45\u7b11\u201d\u524d\u6709\u975e\u5e38\u591a\u53e3\u8bed\u5316\u7684\u8868\u8ff0\uff0cV1\u7248\u7531\u4e8e\u6ca1\u6709\u663e\u793a\u7684\u5f15\u5165\u6587\u672c\u5c42\u9762\u4fe1\u606f\uff0c\u5c31\u65e0\u6cd5\u8bc6\u522b\u51fa\u8fd9\u7c7b\u5b9e\u4f53\u3002\u5bf9\u4e8e\u7b2c\u4e8c\u4e2a\u4f8b\u5b50\uff1a\u82b1\u5343\u9aa8\u4e3b\u9898\u97f3\u4e50\u6b4c\u66f2\uff0c\u56e0\u4e3aV1\u7248\u4e2d\u6211\u4eec\u901a\u8fc7\u6a21\u677f\u6765\u5f15\u5165\u4e0a\u4e0b\u6587\u4fe1\u606f\uff0c\u6709\u4e00\u4e2a\u6a21\u677f\u662f\u5f71\u89c6\u5267\u540d+\u4e3b\u9898\u66f2\uff0c\u8fd9\u91cc\u53ea\u628a\u201c\u66f2\u201d\u6362\u6210\u201c\u97f3\u4e50\u201d\uff0c\u6a21\u677f\u5c31\u5931\u6548\u4e86\uff0c\u901a\u8fc7\u6df1\u5ea6\u6a21\u578b\uff0c\u6211\u4eec\u53ef\u4ee5\u5b66\u4e60\u5230\u201c\u66f2\u201d\u548c\u201c\u97f3\u4e50\u201d\u662f\u8fd1\u4e49\u8bcd\uff0c\u8fd9\u6837\u5c31\u80fd\u591f\u6b63\u786e\u5730\u8bc6\u522b\u51fa\u201c\u82b1\u5343\u9aa8\u201d\u662f\u5f71\u89c6\u5267\u540d\u3002<\/p>\n\n\n\n<p>V2\u7248\u4e5f\u5b58\u5728\u4e00\u4e9b\u95ee\u9898\uff0c\u6700\u5927\u7684\u95ee\u9898\u5c31\u662f\u6b67\u4e49\u5927\u7684\u5b9e\u4f53\u8bc6\u522b\u4e0d\u51c6\uff0c\u4e3e\u4e24\u4e2a\u4f8b\u5b50\u3002<\/p>\n\n\n\n<p>\u6765\u4e00\u4e2a\u604b\u4eba\u4e3b\u9898\u66f2\u90d1\u9896\u5a1f\u7684\u3001\u5e2e\u6211\u627e\u4e0b\u6709\u6ca1\u6709\u4e1c\u65b9\u7ea2\u8fd9\u9996\u6b4c\u3002\u7b2c\u4e00\u4e2a\u4f8b\u5b50\u6a21\u578b\u6ca1\u6709\u8bc6\u522b\u51fa\u201c\u5f71\u89c6\u5267\u540d=\u604b\u4eba\u201d\uff0c\u4e3b\u8981\u539f\u56e0\u5c31\u662f\u56e0\u4e3a\u201c\u604b\u4eba\u201d\u7684\u5f71\u89c6\u610f\u56fe\u5f88\u5f31\uff0c\u6211\u4eec\u63d0\u5230\u604b\u4eba\uff0c\u7b2c\u4e00\u53cd\u5e94\u662f\u8ba4\u4e3a\u5b83\u5e94\u8be5\u662f\u4e00\u4e2a\u6b4c\u66f2\u800c\u4e0d\u662f\u5f71\u89c6\u5267\u3002\u7b2c\u4e8c\u4e2a\u4f8b\u5b50\u662f\u8bed\u97f3\u573a\u666f\u4e0b\u7684\u4e00\u4e2aquery\uff0c\u6a21\u578b\u9519\u8bef\u5730\u8bc6\u522b\u51fa\u201c\u6b4c\u66f2\u540d=\u6709\u6ca1\u6709\u201d\uff0c\u4e3b\u8981\u539f\u56e0\u662f\u56e0\u4e3a\u201c\u6709\u6ca1\u6709\u201d\u672c\u8eab\u662f\u4e00\u4e2a\u70ed\u5ea6\u6bd4\u8f83\u9ad8\u7684\u6b4c\u66f2\uff0c\u6a21\u578b\u53d7\u5230\u70ed\u5ea6\u7279\u5f81\u7684\u5e72\u6270\u5bfc\u81f4\u4e86\u8bef\u5224\u3002<\/p>\n\n\n\n<p>\u56e0\u6b64\u6211\u4eec\u9700\u8981\u9488\u5bf9\u95ee\u9898\u7684\u7279\u70b9\u8bbe\u8ba1\u4e00\u4e2a\u5b9a\u5236\u5316\u7684\u9886\u57df\u5185\u4fe1\u606f\u878d\u5165\u6a21\u5757\u6765\u89e3\u51b3\u6b67\u4e49\u7684\u95ee\u9898\u3002\u6211\u4eec\u9996\u5148\u9700\u8981\u89e3\u51b3\u5019\u9009\u5b9e\u4f53\u7c7b\u578b\u7684\u6b67\u4e49\uff0c\u7136\u540e\u5c31\u662f\u5b9e\u4f53\u4e0e\u5e38\u7528\u8868\u8ff0\u4e4b\u95f4\u7684\u6b67\u4e49\uff0c\u9488\u5bf9\u8fd9\u4e24\u70b9\u95ee\u9898\uff0c\u6211\u4eec\u8bbe\u8ba1\u4e86V3\u7248\u7684\u6a21\u578b\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"3\"><li>V3\u7248<\/li><\/ol>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1280\" height=\"720\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/03\/image-100.png\" alt=\"\" class=\"wp-image-59702\"\/><\/figure>\n\n\n\n<p>\u9488\u5bf9V2\u7248\u7684\u95ee\u9898\uff0cV3\u7248\u4e3b\u8981\u505a\u4e86\u4e24\u4e2a\u65b9\u9762\u7684\u4f18\u5316\u3002\u9996\u5148\u5728\u878d\u5408\u5916\u90e8\u77e5\u8bc6\u7684Domain Fushion\u5c42\uff0c\u6211\u4eec\u628a\u591a\u4e2a\u7279\u5f81concat\u7684\u65b9\u5f0f\u6539\u6210\u91c7\u7528feature self attention\uff0c\u901a\u8fc7attention\u673a\u5236\u53bb\u6355\u6349\u5bf9\u4e8e\u8bc6\u522b\u5f53\u524dtoken\u66f4\u91cd\u8981\u7684\u4e00\u4e9b\u7279\u5f81\u3002\u7b2c\u4e8c\u4e2a\u4f18\u5316\u70b9\uff0c\u5728\u8fdb\u5165BiLSTM\u8fdb\u884c\u5e8f\u5217\u7f16\u7801\u524d\u589e\u52a0\u4e86\u4e00\u4e2amulti view attention\u5c42\uff0c\u5b83\u4e3b\u8981\u662f\u57fa\u4e8eNLP\u6b67\u4e49\u77e5\u8bc6\u878d\u5408\u4e2d\u5e38\u7528\u7684rethinking\u673a\u5236\u7684\u601d\u60f3\uff0c\u901a\u8fc7\u76ee\u6807token\u7684\u4e34\u8fd1\u4e0a\u4e0b\u6587\uff0c\u5bf9\u76ee\u6807token\u7684\u591a\u4e2a\u8f93\u5165\u7279\u5f81\u8fdb\u884c\u91cd\u65b0\u7b5b\u9009\uff0c\u8fd9\u6837\u53ef\u4ee5\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u5229\u7528query\u4e2d\u6b67\u4e49\u8f83\u5c0f\u7684\u7247\u6bb5\uff0c\u5bf9\u6b67\u4e49\u8f83\u5927\u7247\u6bb5\u4fe1\u606f\u878d\u5408\u4e2d\u7684\u9519\u8bef\u8fdb\u884c\u4e00\u4e9b\u6821\u6b63\u3002<\/p>\n\n\n\n<p>\u8fd9\u91cc\u6211\u4eec\u901a\u8fc7\u5728\u4e0d\u540c\u5c42\u5f15\u5165feature self attention\uff08FSA\uff09\u548cmulti view attention\uff08MVA\uff09\uff0c\u5206\u522b\u4ece\u7279\u5f81\u503c\u672c\u8eab\uff0c\u4ee5\u53ca\u90bb\u8fd1\u4e0a\u4e0b\u6587\u4fe1\u606f\u4e24\u4e2a\u89d2\u5ea6\uff0c\u4f18\u5316\u591a\u7279\u5f81\u878d\u5408\u65f6\u7684\u4fe1\u606f\u9009\u62e9\uff0c\u663e\u8457\u89e3\u51b3\u4e86\u6709\u6b67\u4e49\u5b9e\u4f53\u7684\u8bef\u4f24\u548c\u53ec\u56de\u4e0d\u8db3\u7684\u95ee\u9898\u3002\u5728\u505a\u4e86\u8fd9\u4e24\u4e2a\u65b9\u9762\u7684\u4f18\u5316\u540e\uff0cV3\u7248\u6574\u4f53\u7684precision\u548crecall\u90fd\u6709\u660e\u663e\u7684\u63d0\u5347\uff0c\u8fbe\u5230\u4e86\u4e00\u4e2a\u6bd4\u8f83\u53ef\u7528\u7684\u6c34\u5e73\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">04<br>\u97f3\u4e50\u6587\u672cNER\u6a21\u578b<\/h2>\n\n\n\n<ol class=\"wp-block-list\"><li>\u7279\u5f81\u62bd\u53d6\u4f18\u5316<\/li><\/ol>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1280\" height=\"720\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/03\/image-101.png\" alt=\"\" class=\"wp-image-59703\"\/><\/figure>\n\n\n\n<p>\u6211\u4eec\u76f4\u63a5\u7528\u4ecequery\u4e2d\u63a2\u7d22\u51fa\u7684NER\u6a21\u578b\u5957\u7528\u5728\u97f3\u4e50\u6587\u672c\u8bc6\u522b\u4efb\u52a1\u4e0a\uff0c\u53d1\u73b0F1\u53ea\u670984%\uff0c\u5206\u6790\u53d1\u73b0\u4e3b\u8981\u662f\u56e0\u4e3a\u97f3\u4e50\u6587\u672c\u7684\u4e0a\u4e0b\u6587\u76f8\u6bd4query\u662f\u6bd4\u8f83\u4e30\u5bcc\u7684\uff0c\u548c\u6b63\u89c4\u6587\u672c\u66f4\u52a0\u63a5\u8fd1\u3002\u56e0\u6b64\u6211\u4eec\u91c7\u7528\u5927\u89c4\u6a21\u8bad\u7ec3\u8bed\u8a00\u6a21\u578b\uff08e.g. Bert\uff09\u5bf9\u6587\u672c\u8fdb\u884c\u7f16\u7801\uff0cBert\u662f\u591a\u5c42transformer\u7ed3\u6784\u7684\u53e0\u52a0\uff0c\u800ctransformer\u6700\u91cd\u8981\u7684\u7ed3\u6784\u662fself attention\uff0c\u5173\u4e8ebert\u7684\u6a21\u578b\u7ed3\u6784\u8fd9\u91cc\u5c31\u4e0d\u505a\u8d58\u8ff0\u4e86\u3002Bert\u901a\u8fc7\u5728\u5927\u89c4\u6a21\u65e0\u6807\u8bb0\u8bed\u6599\u4e0a\u8fdb\u884c\u8bad\u7ec3\uff0c\u5f97\u5230\u4e00\u4e2a\u6bd4\u8f83\u597d\u7684\u8bed\u8a00\u6a21\u578b\uff0c\u4e0d\u540c\u7c7b\u578b\u7684\u8bed\u8a00\u6a21\u578b\uff08e.g. BERT, ROBERTA, SpanBERT\uff09\u4e3b\u8981\u662f\u9884\u8bad\u7ec3\u4efb\u52a1\u7684\u5dee\u522b\uff0c\u5176\u4e2d\u6700\u91cd\u8981\u7684\u9884\u8bad\u7ec3\u4efb\u52a1\u662fMLM\uff0c\u5b83\u5176\u5b9e\u5c31\u662f\u5c06\u6587\u672c\u4e2d\u7684\u4e00\u4e9btoken\u6539\u6210[MASK]\u8fd9\u6837\u7684\u6807\u8bb0\uff0c\u7136\u540e\u901a\u8fc7\u6a21\u578b\u53bb\u5b66\u4e60[MASK]\u4f4d\u7f6e\u7684token\uff0c\u4ece\u800c\u53bb\u611f\u77e5\u8bed\u8a00\u7684\u4e00\u4e9b\u8868\u8fbe\u65b9\u5f0f\u548c\u7279\u6027\uff0c\u56e0\u6b64Bert\u51e0\u4e4e\u5237\u65b0\u4e86\u6240\u6709NLP\u4e0b\u6e38\u4efb\u52a1\u7684SOTA\u3002<\/p>\n\n\n\n<p>\u2460 \u601d\u8def<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1280\" height=\"720\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/03\/image-102.png\" alt=\"\" class=\"wp-image-59704\"\/><\/figure>\n\n\n\n<p>\u6211\u4eecV1\u7248\u7684\u4f18\u5316\u5176\u5b9e\u662f\u6bd4\u8f83\u7b80\u5355\u7684\uff0c\u5c31\u662f\u5c06\u6211\u4eecQuery NER\u4e2d\u91c7\u7528\u7684\u6700\u7ec8\u6a21\u578b\u4e2d\u7684Token Embedding\u5c42\u66ff\u6362\u6210\u4e86ROBERTA\uff0c\u5c06\u539f\u672c\u4e0a\u4e0b\u6587\u65e0\u5173\u7684\u5f88\u5f31\u7684Embedding\u8868\u793a\u66ff\u6362\u6210\u7531ROBERTA\u5f97\u5230\u7684\u4e0a\u4e0b\u6587\u76f8\u5173\u4e14\u8d28\u91cf\u975e\u5e38\u9ad8\u7684Embedding\u8868\u793a\uff0c\u5176\u4f59\u540e\u7eed\u6a21\u578b\u7ed3\u6784\u4e0d\u505a\u4efb\u4f55\u6539\u52a8\uff0c\u7ecf\u8fc7\u4f18\u5316\u6548\u679c\u76f8\u6bd4\u76f4\u63a5\u91c7\u7528Query NER\u6a21\u578b\u6709\u4e00\u4e9b\u63d0\u5347\uff0cF1 score\u753184%\u63d0\u9ad8\u523088.4%\uff0c\u4f46\u662f\u6574\u4f53\u672a\u8fbe\u5230\u53ef\u7528\u6548\u679c\u7684\u8981\u6c42\u3002<\/p>\n\n\n\n<p>\u2461 \u95ee\u9898\u5206\u6790<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1280\" height=\"720\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/03\/image-104.png\" alt=\"\" class=\"wp-image-59706\"\/><\/figure>\n\n\n\n<p>\u6211\u4eec\u5bf9\u4e8e\u5b58\u5728\u7684\u95ee\u9898\u505a\u4e86\u4e00\u4e9b\u6bd4\u8f83\u8be6\u7ec6\u7684\u5206\u6790\u3002\u9996\u5148\u7b2c\u4e00\u70b9\u95ee\u9898\u662f\u5bf9\u5019\u9009\u95f4\u957f\u8ddd\u79bb\u4f9d\u8d56\u5173\u7cfb\u523b\u753b\u4e0d\u8db3\uff0c\u6bd4\u5982\u4e0a\u56fe\u7b2c\u4e00\u4e2a\u4f8b\u5b50\uff0c\u300arage of dust\u300b\u5176\u5b9e\u662f\u5f71\u89c6\u300a\u673a\u52a8\u6218\u58eb\u9ad8\u8fbe\u300b\u7684\u4e3b\u9898\u66f2\uff0c\u4f46\u662f\u7531\u4e8e\u4e24\u8005\u5728\u6587\u672c\u4e2d\u7684\u8ddd\u79bb\u6bd4\u8f83\u8fdc\uff0c\u5bfc\u81f4\u6a21\u578b\u5bf9\u4e8e\u5b83\u4eec\u4e4b\u95f4\u7684\u5173\u7cfb\u6ca1\u6709\u5f88\u597d\u7684\u6355\u6349\uff0c\u9020\u6210\u8fd9\u79cd\u60c5\u51b5\u7684\u539f\u56e0\u9996\u5148\u662f\u6211\u4eec\u7684\u5019\u9009\u7b5b\u9009\u7b56\u7565\u96be\u4ee5\u4fdd\u8bc1\u9009\u51fa\u7684\u8def\u5f84\u662f\u6700\u4f18\u7684\uff0c\u5176\u6b21\u5c31\u662f\u77e5\u8bc6\u878d\u5408\u6846\u67b6\u5bf9\u5019\u9009\u4e4b\u95f4\u957f\u8ddd\u79bb\u4f9d\u8d56\u6355\u6349\u652f\u6301\u4e0d\u8db3\u3002<\/p>\n\n\n\n<p>\u7b2c\u4e8c\u70b9\u662f\u6a21\u578b\u8fc7\u4e8e\u4f9d\u8d56\u90e8\u5206\u7684\u9886\u57df\u77e5\u8bc6\uff0c\u6bd4\u5982\u5b9e\u4f53\u95f4\u7684\u6210\u5bf9\u4fe1\u606f\uff0c\u5bf9\u4e8e\u4e0a\u56fe\u7b2c\u4e8c\u4e2a\u4f8b\u5b50\uff0c\u56e0\u4e3a\u8fc8\u514b\u5c14\u6770\u514b\u900a\u66fe\u5531\u8fc7\u4e00\u9996\u6b4c\u300aHistory\u300b\uff0c\u5b83\u7684\u7ffb\u8bd1\u540d\u5c31\u662f\u5386\u53f2\uff0c\u5bfc\u81f4\u6a21\u578b\u8bef\u8bc6\u522b\u51fa\uff1a\u6b4c\u66f2\u540d=\u5386\u53f2\uff0c\u4e3b\u8981\u662f\u56e0\u4e3a\u6211\u4eec\u6ca1\u6709\u663e\u793a\u5730\u5c06\u5019\u9009\u8bcd\u95f4\u7684\u5173\u7cfb\u5efa\u6a21\u5230\u6a21\u578b\u4e2d\u3002<\/p>\n\n\n\n<p>\u6700\u540e\u4e00\u70b9\u5c31\u662f\u5bf9\u4e8e\u90e8\u5206\u5b9e\u4f53\u4e0a\u4e0b\u6587\u8bf4\u6cd5\u8f83\u957f\u5c3e\u7684\u60c5\u51b5\uff0c\u6a21\u578b\u8bc6\u522b\u6bd4\u8f83\u4f9d\u8d56\u4e66\u540d\u53f7\u7b49\u7b26\u53f7\uff0c\u6bd4\u5982\u5bf9\u4e8e\u4e0a\u56fe\u7b2c\u4e09\u4e2a\u4f8b\u5b50\uff0c\u5982\u679c\u8fd9\u91cc\u6211\u4eec\u5c06\u4e66\u540d\u53f7\u53bb\u6389\uff0c\u53ef\u80fd\u6a21\u578b\u5c31\u65e0\u6cd5\u6b63\u786e\u7684\u8bc6\u522b\u51fa\u6b4c\u66f2\u540d\u4e3a\u201c\u5341\u9762\u57cb\u4f0f\u201d\uff0c\u4e3b\u8981\u539f\u56e0\u662f\u76f8\u5173\u7684\u8bad\u7ec3\u6570\u636e\u6bd4\u8f83\u5c11\uff0c\u5e76\u4e14label\u6807\u6ce8\u4e0d\u5168\u3002<\/p>\n\n\n\n<p>\u9488\u5bf9\u524d\u4e24\u4e2a\u95ee\u9898\uff0c\u6211\u4eec\u7684\u4f18\u5316\u65b9\u6848\u662f\u53bb\u63a2\u7d22\u4e00\u4e2a\u66f4\u597d\u7684\u77e5\u8bc6\u878d\u5408\u65b9\u5f0f\uff1b\u5bf9\u4e8e\u7b2c\u4e09\u4e2a\u95ee\u9898\uff0c\u6211\u4eec\u4e3b\u8981\u901a\u8fc7\u63d0\u9ad8\u8bad\u7ec3\u6570\u636e\u5229\u7528\u6548\u7387\u89e3\u51b3\u3002<\/p>\n\n\n\n<ol class=\"wp-block-list\" start=\"2\"><li>\u77e5\u8bc6\u878d\u5408\u6846\u67b6<\/li><\/ol>\n\n\n\n<p>\u76ee\u524d\u5de5\u4e1a\u754c\u548c\u5b66\u672f\u754c\u6bd4\u8f83\u5e38\u89c1\u7684\u77e5\u8bc6\u878d\u5408\u6846\u67b6\u4e3b\u8981\u6709\u4e09\u5927\u7c7b\uff0c\u4e0b\u9762\u4e3b\u8981\u56f4\u7ed5\u8fd9\u4e09\u7c7b\u6846\u67b6\u7684\u5178\u578b\u4ee3\u8868\uff0c\u4ee5\u53ca\u5728\u6211\u4eec\u4efb\u52a1\u4e0a\u7684\u77e5\u8bc6\u878d\u5408\u4f18\u5316\u5c55\u5f00\u9610\u8ff0\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1280\" height=\"720\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/03\/image-103.png\" alt=\"\" class=\"wp-image-59705\"\/><\/figure>\n\n\n\n<p>\u2460 Lattice LSTM<\/p>\n\n\n\n<p>\u7b2c\u4e00\u7c7b\u4ee5Lattice LSTM\u4e3a\u4ee3\u8868\uff0c\u5b83\u901a\u8fc7\u5bf9LSTM\u6216GRU\u6a21\u578b\u7684\u7ed3\u6784\u8fdb\u884c\u4e00\u4e9b\u4fee\u6539\uff0c\u5b9e\u73b0\u8bcd\/\u77ed\u8bed\u7ea7\u522b\u4fe1\u606f\u7684\u5f15\u5165\u3002<\/p>\n\n\n\n<p>\u2461 CGN<\/p>\n\n\n\n<p>\u7b2c\u4e8c\u7c7b\u4ee5CGN\u4e3a\u4ee3\u8868\uff0c\u5b83\u4e0d\u4fee\u6539\u539f\u672c\u7684\u6587\u672c\u7f16\u7801\u65b9\u5f0f\uff0c\u5728\u7f16\u7801\u5c42\u540e\u53e0\u52a0\u4e00\u4e9b\u56fe\u795e\u7ecf\u7f51\u7edc\uff0c\u5b9e\u73b0\u5f15\u5165\u66f4\u591a\u7c92\u5ea6\u7684\u4fe1\u606f\u3002<\/p>\n\n\n\n<p>\u2462 FLAT<\/p>\n\n\n\n<p>\u6700\u540e\u4e00\u7c7b\u4ee5FLAT\u4e3a\u4ee3\u8868\uff0c\u8fd9\u4e5f\u662f\u6211\u4eec\u5728\u97f3\u4e50\u6587\u672cNER\u4efb\u52a1\u4e2d\u6700\u7ec8\u9009\u7528\u7684\u77e5\u8bc6\u878d\u5408\u6846\u67b6\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1280\" height=\"720\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/03\/image-105.png\" alt=\"\" class=\"wp-image-59707\"\/><\/figure>\n\n\n\n<p>FLAT\u5728transformer\u6a21\u578b\u7684\u57fa\u7840\u4e0a\uff0c\u5f15\u5165\u591a\u7c92\u5ea6\u4fe1\u606f\uff08\u4e3b\u8981\u662f\u8bcd\u5178\u4fe1\u606f\uff09\uff0c\u5c06\u6587\u672c\u4e2d\u5b58\u5728\u7684\u4e00\u4e9b\u8bcd\u76f4\u63a5\u62fc\u63a5\u5230Token\u540e\u9762\uff0c\u5f97\u5230\u4e86\u4e00\u4e2a\u5305\u542b\u5f02\u8d28\u4fe1\u606f\u7684\u5e8f\u5217\u3002\u901a\u8fc7\u5c06\u8bcd\u548ctoken\u653e\u5728\u4e00\u4e2a\u5e8f\u5217\u4e2d\uff0c\u5728Self-Attention\u8ba1\u7b97\u65f6\uff0c\u8bcd\u7ea7\u522b\u7684\u4fe1\u606f\u5c31\u81ea\u7136\u800c\u7136\u5730\u878d\u5165\u5230\u6574\u4e2a\u6a21\u578b\u4e2d\uff0c\u8fd9\u6837\u5c31\u4e0d\u9700\u8981\u50cfCGN\u8fd9\u6837\u7684\u6a21\u578b\uff0c\u4eba\u4e3a\u6784\u5efa\u56fe\u8868\u8ff0\u5019\u9009\u548ctoken\u4e4b\u95f4\u7684\u5173\u8054\u518d\u901a\u8fc7GNN\u53bb\u7f16\u7801\uff0c\u800c\u662f\u5bf9attention score\u7684\u8ba1\u7b97\u8fdb\u884c\u4fee\u6b63\uff0c\u5b9e\u73b0\u591a\u7c92\u5ea6\u4fe1\u606f\u7684\u5f15\u5165\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" width=\"1280\" height=\"720\" src=\"https:\/\/www.growthhk.cn\/wp-content\/uploads\/2022\/03\/image-106.png\" alt=\"\" class=\"wp-image-59708\"\/><\/figure>\n\n\n\n<p>\u6211\u4eec\u5c1d\u8bd5\u76f4\u63a5\u5c06FLAT\u6a21\u578b\u5e94\u7528\u4e8e\u97f3\u4e50\u6587\u672cNER\uff0c\u5bf9\u6587\u672c\u90e8\u5206\u7528ROBERTA\u6765\u8fdb\u884c\u7f16\u7801\u5f97\u5230\u5b83\u7684Token Embedding\uff0c\u5bf9\u5019\u9009\u8bcd\u90e8\u5206\u91c7\u7528\u4e0eQuery NER\u4e2d\u4e00\u6837\u7684Feature Self Attention\uff0c\u5bf9\u6bcf\u4e2a\u5019\u9009\u5b9e\u4f53\u591a\u4e2a\u5c42\u9762\u7684\u7279\u5f81\u7ec4\u5408\uff0c\u5f97\u5230\u6bcf\u4e2a\u5019\u9009\u5b9e\u4f53\u7684Embedding\uff0c\u7136\u540e\u5c06Token Embedding\u548c\u5019\u9009\u5b9e\u4f53\u7684Embedding\u62fc\u63a5\u5230\u4e00\u4e2a\u5e8f\u5217\u4e2d\uff0c\u540e\u9762\u518d\u63a5\u4e00\u5c42Flat Self Attention\u5f97\u5230\u878d\u5408\u540e\u7684\u8868\u793a\uff0c\u6700\u540e\u901a\u8fc7CRF\u5bf9Token\u8fdb\u884c\u89e3\u7801\u3002<\/p>\n\n\n\n<p>\u89c2\u5bdf\u6548\u679c\u6211\u4eec\u53d1\u73b0\u76f4\u63a5\u5e94\u7528FLAT\u8fdb\u884c\u77e5\u8bc6\u878d\u5408\u5e76\u6ca1\u6709\u660e\u663e\u7684\u63d0\u5347\uff0cF1 Score\u76f8\u6bd4\u7b2c\u4e00\u7248\u8fd8\u6709\u4e00\u70b9\u4e0b\u964d\u3002\u6211\u4eec\u5bf9\u4e00\u4e9bcase\u8fdb\u884c\u5206\u6790\uff0c\u53d1\u73b0\u53ec\u56de\u663e\u8457\u964d\u4f4e\uff0c\u5bf9\u4e8e\u4e00\u4e9b\u8fde\u7eed\u7684\u5b9e\u4f53\u7247\u6bb5\uff0c\u5728\u7ed3\u679c\u4e2d\u51fa\u73b0\u4e86\u5f88\u591a\u7f3a\u5931\uff0c\u6bd4\u5982\u5bf9\u4e8e\u8fd9\u4e2a\u4f8b\u5b50\uff1a\u3010\u6d1b\u5929\u4f9d \u4e50\u6b63\u7eeb \u8a00\u548c 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class=\"wp-image-59709\"\/><\/figure>\n\n\n\n<p>\u6211\u4eec\u4e3b\u8981\u7684\u4f18\u5316\u70b9\u5728\u4e8eAttention 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