{"id":401,"date":"2025-05-11T22:20:51","date_gmt":"2025-05-11T14:20:51","guid":{"rendered":"https:\/\/daogu.work\/?p=401"},"modified":"2025-05-11T22:20:52","modified_gmt":"2025-05-11T14:20:52","slug":"%e8%b4%a6%e5%8f%b7%e5%ae%89%e5%85%a8%e9%a3%8e%e6%8e%a7%e9%a2%86%e5%9f%9f%e5%a6%82%e4%bd%95%e8%ae%a1%e7%ae%97recall%e5%92%8cprecision%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/daogu.work\/?p=401","title":{"rendered":"\u8d26\u53f7\u5b89\u5168\u98ce\u63a7\u9886\u57df\u5982\u4f55\u8ba1\u7b97recall\u548cprecision\uff1f"},"content":{"rendered":"\n

\u672c\u6587\u4e0d\u4ecb\u7ecdF1\u6307\u6807\uff0c\u53ea\u4ecb\u7ecdrecall\u548cprecision\u8fd9\u4e24\u8005\uff0c\u5728\u8d26\u53f7\u5b89\u5168\u98ce\u63a7\u9886\u57df\u4e2d\uff0c\u5982\u4f55\u53bb\u4f30\u7b97\u3002\u56e0\u4e3a\u5728\u98ce\u63a7\u9886\u57df\uff0c\u4f60\u662f\u5f88\u96be\u533a\u5206\u51fa\u5168\u90e8\u7684\u574f\u4eba\u548c\u5168\u90e8\u7684\u597d\u4eba\u7684\u3002\u6240\u4ee5\uff0c\u6b63\u5e38\u60c5\u51b5\u4e0b\u8fd9\u4e24\u4e2a\u6307\u6807\u5e76\u4e0d\u597d\u8ba1\u7b97\u3002\u672c\u6587\u901a\u8fc7\u4e8c\u6b21\u52a0\u9a8c\u62e6\u622a\u7387\u5165\u624b\uff0c\u91c7\u7528\u4e1a\u52a1\u5e38\u7528\u65b9\u6cd5\u8fdb\u4e00\u6b65\u62c6\u5206precision\u548crecall\u7684\u4f30\u7b97\u8fc7\u7a0b\uff0c\u4ece\u800c\u6700\u7ec8\u987a\u5229\u8ba1\u7b97\u51fa\u8fd9\u4e24\u4e2a\u6307\u6807\u7684\u6570\u503c\uff0c\u66f4\u597d\u5730\u8861\u91cf\u6574\u4e2a\u98ce\u63a7\u5de5\u4f5c\u7684\u8d28\u91cf\u4e0e\u6c34\u5e73\u3002<\/p>\n\n\n\n

precision\u4e0erecall\u57fa\u7840\u516c\u5f0f<\/h2>\n\n\n\n

\u5bf9\u4e8erecall\u548cprecision,\u53ef\u4ee5\u8bf4\uff0c\u5982\u679c\u770b\u91cdrecall,\u8bf4\u660e\u6bd4\u8f83\u504f\u91cd\u5b89\u5168\u6027\uff0c\u91cd\u89c6precision,\u5219\u8bf4\u660e\u6bd4\u8f83\u91cd\u89c6\u7528\u6237\u4f53\u9a8c\u3002\u5bf9\u4e8e\u94f6\u884c\u4e1a\u6765\u8bf4\uff0c\u5176\u5b9e\u662f\u66f4\u6ce8\u91cd\u5b89\u5168\u6027\uff0c\u4e5f\u5c31\u662frecall\uff0c \u4f46\u662f\u5173\u6ce8recall\u662f\u6709\u56f0\u96be\u7684\u3002\u8fd9\u5f97\u4ecerecall\u7684\u8ba1\u7b97\u516c\u5f0f\u8bf4\u8d77\u3002<\/p>\n\n\n

\n
\"\"<\/figure><\/div>\n\n\n

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\u4e8c\u6b21\u52a0\u9a8c\uff08MFA\uff09<\/h2>\n\n\n\n

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\u5173\u4e8e\u4e8c\u6b21\u52a0\u9a8c\u7684\u4e00\u4e9b\u6307\u6807\u8bf4\u660e<\/h3>\n\n\n\n
    \n
  • N_need_verify_total:\u6240\u6709\u9700\u6c42\u52a0\u9a8c\u7684\u4eba\u6570<\/li>\n\n\n\n
  • N_verify_failed : \u9a8c\u8bc1\u5931\u8d25\u6216\u62d2\u7edd\u9a8c\u8bc1\u7684\u4eba\u6570<\/li>\n\n\n\n
  • N_verify_passed: \u9a8c\u8bc1\u6210\u529f\u7684\u4eba\u6570<\/li>\n<\/ul>\n\n\n\n

    \u4e8c\u6b21\u52a0\u9a8c\u7684\u62e6\u622a\u7387\uff1a<\/h3>\n\n\n
    \n
    \"\"<\/figure><\/div>\n\n\n

    \u8fd9\u4e2a\u6307\u6807\uff0c\u662f\u6700\u76f4\u89c2\uff0c\u6700\u5bb9\u6613\u8ba1\u7b97\u51fa\u6765\u7684\u3002 <\/p>\n\n\n\n

    \u8fd9\u4e2a\u6307\u6807\u7684\u542b\u4e49\u662f\uff1a\u5728\u6240\u6709\u88ab\u5224\u5b9a\u4e3a\u9ad8\u98ce\u9669\u7684\u7528\u6237\u4e2d\uff0c\u6700\u7ec8\u6709\u591a\u5c11\u6bd4\u4f8b\u88ab\u52a0\u9a8c\u73af\u8282\u62e6\u622a\u4e86\uff1f<\/em><\/p>\n\n\n\n

    \u4e8c\u6b21\u52a0\u9a8c\u62e6\u622a\u7387\u4e0eprecision\u5173\u7cfb<\/h2>\n\n\n\n

    precision\u8ba1\u7b97\uff0c\u5176\u5b9e\u5206\u6bcd\u5df2\u7ecf\u6709\u4e86\uff0c\u5c31\u662fN_need_verify_total\uff0c\u8fd9\u4e2a\u662f\u6240\u6709\u5224\u5b9a\u4e3a\u9ad8\u98ce\u9669\u7684\u6837\u672c\u6570\u3002 \u4f46\u5206\u5b50\u4e2d\uff0cN_verify_failed\u662f\u4e0d\u4e00\u6837\u7684\u3002\u901a\u4fd7\u7684\u505a\u6cd5\u662f\u5bf9\u6240\u6709\u5931\u8d25\u7684\u6837\u4f8b\u4e2d\uff0c\u53bb\u62bd\u6837\u8c03\u67e5\uff0c\u770b\u662f\u7528\u6237\u653e\u5f03\u7684\uff0c\u8fd8\u662f\u771f\u7684\u6709\u95ee\u9898\u7684\u90e8\u5206\u3002\u5f97\u5230\u4e00\u4e2a\u5927\u81f4\u7684\u6bd4\u4f8b\uff0c\u7136\u540e\u7528\u8fd9\u4e2a\u6bd4\u4f8b\u53bb\u4f30\u7b97TP,\u6700\u7ec8\u8ba1\u7b97\u51faprecision\u3002\u5728\u5f97\u5230\u4e00\u4e2a\u76f8\u5bf9\u5408\u7406\u7684TP\u540e\uff0c\u5728\u91d1\u878d\u884c\u4e1a\uff0c\u6211\u4eec\u5176\u5b9e\u66f4\u5173\u6ce8\u7684\u662frecall\u3002<\/p>\n\n\n\n

    \u5982\u4f55\u8ba1\u7b97recall<\/h2>\n\n\n\n

    \u4e0a\u9762\u7684\u8fc7\u7a0b\uff0c\u6211\u4eec\u9884\u4f30\u4e86TP\uff0c\u4f46\u662f\u5982\u4f55\u4f30\u8ba1FN\uff0c\u5e76\u6ca1\u6709\u90a3\u4e48\u5bb9\u6613\u3002<\/p>\n\n\n\n

    FN\uff08False Negative\uff09:\u771f\u6b63\u7684\u9ad8\u98ce\u9669\u6076\u610f\u7528\u6237\uff0c\u4f46\u7cfb\u7edf\u672a\u80fd\u963b\u6b62\u8fd9\u4e9b<\/h3>\n\n\n\n

    FN1\uff1a\u88ab\u6807\u8bb0\u4e3a\u9ad8\u98ce\u9669\uff0c\u4f46\u52a0\u9a8c\u901a\u8fc7\u7684\u6076\u610f\u6837\u672c<\/h4>\n\n\n\n
      \n
    • \u5b9a\u4e49\uff1a\u88ab\u6807\u8bb0\u4e3a\u9ad8\u98ce\u9669\u5e76\u89e6\u53d1\u4e86\u52a0\u9a8c\uff0c\u6210\u529f\u5730\u901a\u8fc7\u4e86\u6240\u6709\u7684\u52a0\u9a8c\u6d41\u7a0b\uff08\u9a97\u53d6\u4e86\u9a8c\u8bc1\u7801\uff0c\u4f7f\u7528AI\u6362\u8138\uff0c\u6216\u8005\u627e\u5230\u52a0\u9a8c\u6d41\u7a0b\u6f0f\u6d1e\uff09<\/li>\n\n\n\n
    • \u5982\u4f55\u53d1\u73b0\u5e76\u4f30\u7b97\n
        \n
      • \u4e8b\u540e\u5206\u6790\uff1a\u5bf9\u52a0\u9a8c\u901a\u8fc7\u7684\u7528\u6237\u8fdb\u884c\u62bd\u6837\u6216\u8005\u5168\u91cf\u5206\u6790\uff0c\u7279\u522b\u662f\u767b\u5f55\u6210\u529f\u540e\u6709\u5927\u989d\u8f6c\u8d26\uff0c\u4fee\u6539\u5bc6\u7801\u7b49\u5f02\u5e38\u884c\u4e3a\u7684\u6837\u672c<\/li>\n\n\n\n
      • \u5173\u8054\u4e0b\u6e38\uff1a\u5982\u679c\u4e00\u4e2a\u6837\u672c\u88ab\u6807\u8bb0\u6210\u9ad8\u98ce\u9669\u5e76\u4e14\u901a\u8fc7\u4e86\u52a0\u9a8c\uff0c\u540e\u7eed\u5176\u4ed6\u56e2\u961f\u6709\u53cd\u9988\u786e\u5b9e\u6709\u95ee\u9898\u7684\uff0c\u8fd9\u4e00\u6b21\u767b\u5f55\u5c31\u6784\u6210\u4e86\u4e00\u4e2aFN1<\/li>\n\n\n\n
      • \u7528\u6237\u6295\u8bc9\uff1a\u53d7\u5bb3\u8005\u6295\u8bc9\u53cd\u9988\u672c\u4eba\u8d26\u6237\u51fa\u73b0\u76d7\u7528\u7b49\u884c\u4e3a\uff0c\u4e5f\u9700\u8981\u6807\u8bb0\u4e3aFN1<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n

        FN2\uff1a\u672a\u88ab\u6807\u8bb0\u4e3a\u9ad8\u98ce\u9669\uff0c\u76f4\u63a5\u767b\u5f55\u6210\u529f<\/h4>\n\n\n\n
          \n
        • \u5b9a\u4e49\uff1a\u8fd9\u4e00\u90e8\u5206\u672a\u88ab\u6807\u8bb0\u4e3a\u9ad8\u98ce\u9669\uff0c\u76f4\u63a5\u767b\u5f55\u6210\u529f\u4e86\uff0c\u88ab\u79f0\u4e4b\u4e3a\u6f0f\u7f51\u4e4b\u9c7c\u3002\u51fa\u73b0\u8fd9\u79cd\u60c5\u51b5\uff0c\u5176\u5b9e\u633a\u4e25\u91cd\u7684\uff0c\u76f8\u5f53\u4e8e\u98ce\u63a7\u89c4\u5219\u5b8c\u5168\u88ab\u7ed5\u8fc7\u4e86\u3002<\/li>\n\n\n\n
        • \u5982\u4f55\u53d1\u73b0\u5e76\u4f30\u7b97\n
            \n
          • \u6838\u5fc3\u6765\u6e90\uff1a\u9700\u8981\u8ddf\u4e0b\u6e38\u786e\u8ba4\u6b3a\u8bc8\u6216\u8005\u76f8\u5173\u7684\u5b89\u5168\u4e8b\u4ef6\u3002\n
              \n
            • \u8d44\u91d1\u635f\u5931<\/li>\n\n\n\n
            • \u8d26\u6237\u76d7\u7528<\/li>\n\n\n\n
            • \u5185\u5bb9\u5b89\u5168\u6216\u8005\u884c\u4e3a\u5f02\u5e38\uff08\u6bd4\u5982\u76d7\u7528QQ\u540e\uff0c\u5927\u91cf\u5220\u9664\u597d\u53cb\u53d1\u9001\u5783\u573e\u4fe1\u606f\uff09<\/li>\n<\/ul>\n<\/li>\n\n\n\n
            • \u4eba\u5de5\u6838\u67e5\u3001\u6848\u4ef6\u5206\u6790\uff1a\u901a\u8fc7\u4eba\u5de5\u5206\u6790\u7684\u65b9\u5f0f\uff0c\u5bfb\u627e\u53ef\u7591\u6837\u672c\u3002<\/li>\n\n\n\n
            • \u9ed1\u6837\u672c\u56de\u6eaf\u6d4b\u8bd5\uff1a\u5c06\u5df2\u5f80\u53d1\u73b0\u7684\u9ed1\u4ea7\u6837\u672c\u6216\u8005\u6f0f\u8fc7\u7684\u6837\u672c\uff0c\u5728\u5f53\u524d\u98ce\u63a7\u7cfb\u7edf\u4e0b\u8fdb\u884c\u56de\u6eaf\u6d4b\u8bd5\uff0c\u770b\u6709\u591a\u5c11\u4f1a\u88ab\u6f0f\u6389\uff0c\u7136\u540e\u6709\u9488\u5bf9\u6027\u5730\u4fee\u6539\u3002<\/li>\n\n\n\n
            • \u5173\u8054\u6a21\u578b\u3001\u65e0\u76d1\u7763\u5f02\u5e38\u68c0\u6d4b\uff1a\u901a\u8fc7\u805a\u7c7b\u6216\u8005\u56fe\u7b97\u6cd5\u7b49\uff0c\u901a\u8fc7\u5173\u8054\u7684\u65b9\u5f0f\u8fdb\u884c\u793e\u7fa4\u53d1\u73b0\uff0c\u627e\u51fa\u5173\u8054\u6837\u672c\uff0c\u7136\u540e\u6807\u8bb0\u4e3aFN2<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n

              \u901a\u8fc7\u4e0a\u8ff0\u7684\u65b9\u6cd5\uff0c\u5f97\u5230FN1\u548cFN2\u540e\uff0c\u5229\u7528\u4e0b\u8ff0\u516c\u5f0f\u8ba1\u7b97recall:<\/p>\n\n\n

              \n
              \"\"<\/figure><\/div>\n\n\n

              \u5c0f\u7ed3<\/h2>\n\n\n\n

              \u603b\u4e4b\uff0c\u60f3\u987a\u5229\u8ba1\u7b97recall\u4e0eprecision\uff0c\u9700\u8981\u4f9d\u8d56\u591a\u4e2a\u56e2\u961f\u5408\u4f5c\uff0c\u5305\u62ec\u98ce\u63a7\uff0c\u8fd0\u8425\uff0c\u8c03\u67e5\uff0c\u6570\u636e\u5206\u6790\u7b49\u56e2\u961f\u4e4b\u95f4\u7684\u534f\u4f5c\uff0c\u8fd8\u8981\u6ce8\u610f\u53d1\u73b0FN\u4e4b\u540e\u8981\uff0c\u5206\u6790\u539f\u56e0\uff0c\u4f18\u5316\u548c\u8fed\u4ee3\u98ce\u63a7\u7b56\u7565\uff0c\u5f62\u6210\u95ed\u73af\u3002\u5982\u679c\u6ce8\u91cd\u7528\u6237\u4f53\u9a8c\uff0c\u4f18\u5148\u5173\u6ce8precision\u3002\u5982\u679c\u6ce8\u91cd\u5b89\u5168\uff0c\u90a3\u4e48\u8981\u6ce8\u91cdrecall\u6307\u6807\u7684\u63d0\u5347\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

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