{"id":118171,"date":"2026-10-26T14:09:05","date_gmt":"2026-10-26T06:09:05","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/118171.html"},"modified":"2026-10-26T14:09:05","modified_gmt":"2026-10-26T06:09:05","slug":"%e5%a4%a7%e6%a8%a1%e5%9e%8b%e5%ad%a6%e4%b9%a0%e4%b9%8b%e6%9c%ba%e5%99%a8%e5%ad%a6%e4%b9%a0-%e6%9c%ba%e5%99%a8%e5%ad%a6%e4%b9%a0%e6%a6%82%e8%bf%b0","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/118171.html","title":{"rendered":"\u5927\u6a21\u578b\u5b66\u4e60\u4e4b\u673a\u5668\u5b66\u4e60\u2014\u2014\u673a\u5668\u5b66\u4e60\u6982\u8ff0"},"content":{"rendered":"

\u6458\u8981：\u672c\u6587\u662f\u673a\u5668\u5b66\u4e60\u6a21\u5757\u7684\u603b\u89c8，\u65e8\u5728\u4e3a\u540e\u7eed\u7b97\u6cd5\u7ae0\u8282\u5efa\u7acb\u5168\u5c40\u8ba4\u77e5\u3002\u5185\u5bb9\u5206\u4e3a\u516d\u90e8\u5206：AI \u4e0e ML \u7684\u5173\u7cfb\u660e\u786e\u4eba\u5de5\u667a\u80fd\u3001\u673a\u5668\u5b66\u4e60\u3001\u6df1\u5ea6\u5b66\u4e60\u3001\u5927\u6a21\u578b\u7684\u5305\u542b\u5173\u7cfb，\u7406\u89e3\u5927\u6a21\u578b\u7684\u5b9a\u4f4d；\u6838\u5fc3\u6d41\u7a0b\u8d2f\u7a7f\u300c\u6570\u636e \u2192 \u7279\u5f81\u5de5\u7a0b \u2192 \u8bad\u7ec3\u4e0e\u4f18\u5316 \u2192 \u8bc4\u4f30 \u2192 \u8fed\u4ee3 \u2192 \u90e8\u7f72\u300d\u516d\u9636\u6bb5，\u6bcf\u4e2a\u9636\u6bb5\u6709\u660e\u786e\u76ee\u6807\u548c\u4ea7\u51fa，\u5efa\u6a21\u662f\u5faa\u73af\u8fed\u4ee3\u7684\u8fc7\u7a0b；\u62df\u5408\u95ee\u9898\u662f\u672c\u7ae0\u4e3b\u7ebf，\u4ecb\u7ecd\u8fc7\u62df\u5408\u4e0e\u6b20\u62df\u5408\u3001\u504f\u5dee-\u65b9\u5dee\u6743\u8861，\u5e76\u8bf4\u660e\u62df\u5408\u95ee\u9898\u8d2f\u7a7f\u6570\u636e\u3001\u7279\u5f81\u3001\u8bad\u7ec3\u3001\u8bc4\u4f30\u3001\u8fed\u4ee3\u3001\u90e8\u7f72\u5168\u6d41\u7a0b；\u6570\u636e\u5904\u7406\u6db5\u76d6\u8bad\u7ec3\/\u9a8c\u8bc1\/\u6d4b\u8bd5\u96c6\u5212\u5206\u3001\u4ea4\u53c9\u9a8c\u8bc1\u3001\u6570\u636e\u8d28\u91cf\u4e0e\u6570\u636e\u6cc4\u6f0f\u3001\u7279\u5f81\u5de5\u7a0b；\u6a21\u578b\u8bad\u7ec3\u4e0e\u8bc4\u4f30\u4ecb\u7ecd\u56db\u79cd\u5b66\u4e60\u8303\u5f0f\u3001\u4e94\u79cd\u4f18\u5316\u65b9\u5f0f\u8bad\u7ec3\u9636\u6bb5\u62df\u5408\u95ee\u9898\u4e0e\u5bf9\u7b56\u3001\u8fed\u4ee3\u5de5\u5177（\u5b66\u4e60\u66f2\u7ebf\u3001\u8bef\u5dee\u5206\u6790）；\u90e8\u7f72\u7b80\u8ff0\u6a21\u578b\u6301\u4e45\u5316\u3001\u63a8\u7406\u3001\u7ebf\u4e0a\u5206\u5e03\u504f\u79fb\u95ee\u9898\u3002<\/p>\n

\u672c\u7ae0\u8fd8\u91cd\u70b9\u8bb2\u89e3\u5927\u6a21\u578b\u65f6\u4ee3\u7684\u53d8\u5316：\u4ece\u300c\u4e3a\u6bcf\u4e2a\u4efb\u52a1\u8bad\u7ec3\u6a21\u578b\u300d\u5230\u300c\u9884\u8bad\u7ec3 + \u5fae\u8c03\u300d，\u4ece\u300c\u7279\u5f81\u5de5\u7a0b\u300d\u5230\u300cPrompt \u5de5\u7a0b\u300d，\u6570\u636e\u89c4\u6a21\u4e0e\u7b97\u529b\u89d2\u8272\u7684\u8f6c\u53d8\u3002\u5b66\u5b8c\u672c\u7ae0，\u5e94\u80fd\u7406\u89e3\u673a\u5668\u5b66\u4e60\u7684\u5b8c\u6574\u6d41\u7a0b\u3001\u6838\u5fc3\u6982\u5ff5（\u62df\u5408\u95ee\u9898\u3001\u8bc4\u4f30\u3001\u8fed\u4ee3），\u4e3a\u540e\u7eed\u6309\u7b97\u6cd5\u5206\u7c7b\u5b66\u4e60\u6253\u4e0b\u57fa\u7840\u3002<\/p>\n

\u76ee\u5f55<\/p>\n

\u4e00\u3001\u673a\u5668\u5b66\u4e60<\/p>\n

1.1 \u673a\u5668\u5b66\u4e60\u6982\u8ff0<\/p>\n

1.1.1 \u4eba\u5de5\u667a\u80fd\u4e0e\u673a\u5668\u5b66\u4e60\u7684\u5173\u7cfb<\/p>\n

1.1.2 \u673a\u5668\u5b66\u4e60\u6838\u5fc3\u6982\u5ff5\u4e0e\u6d41\u7a0b<\/p>\n

1.1.3 \u62df\u5408\u95ee\u9898\u6982\u8ff0<\/p>\n

1.1.4 \u5927\u6a21\u578b\u89d2\u8272\u4e3a\u4ec0\u4e48\u8fd8\u8981\u5b66\u673a\u5668\u5b66\u4e60<\/p>\n

1.2 \u6570\u636e\u5904\u7406<\/p>\n

1.2.1 \u6570\u636e\u9636\u6bb5<\/p>\n

1.2.2 \u7279\u5f81\u5de5\u7a0b\u9636\u6bb5<\/p>\n

1.3 \u6a21\u578b\u8bad\u7ec3\u4e0e\u8bc4\u4f30<\/p>\n

1.3.1 \u8bad\u7ec3\u4e0e\u4f18\u5316\u9636\u6bb5<\/p>\n

1.3.2 \u8bc4\u4f30\u9636\u6bb5）\u00a0<\/p>\n

1.3.3 \u8fed\u4ee3\u9636\u6bb5<\/p>\n

1.4 \u90e8\u7f72<\/p>\n

1.4.1 \u90e8\u7f72\u7684\u57fa\u672c\u6982\u5ff5（\u6982\u5ff5\u7ea7）<\/p>\n

1.4.2 \u6a21\u578b\u6301\u4e45\u5316\u4e0e\u63a8\u7406（\u6982\u5ff5\u7ea7）<\/p>\n

1.4.3 \u90e8\u7f72\u9636\u6bb5\u7684\u62df\u5408\u95ee\u9898（\u7ebf\u4e0a\u5206\u5e03\u504f\u79fb）<\/p>\n

\n

\u4e00\u3001\u673a\u5668\u5b66\u4e60<\/h2>\n

\"\"<\/p>\n

1.1 \u673a\u5668\u5b66\u4e60\u6982\u8ff0<\/h3>\n

\u672c\u7ae0\u4e3b\u8981\u4e3a\u8bb2\u89e3\u6982\u5ff5，\u5b9e\u73b0\u518d\u540e\u7eed\u7ae0\u8282<\/p>\n

1.1.1 \u4eba\u5de5\u667a\u80fd\u4e0e\u673a\u5668\u5b66\u4e60\u7684\u5173\u7cfb<\/h4>\n

\"\"<\/p>\n

1.1.1.1 \u4eba\u5de5\u667a\u80fd\u3001\u673a\u5668\u5b66\u4e60\u3001\u6df1\u5ea6\u5b66\u4e60\u7684\u5173\u7cfb<\/h5>\n

\u4eba\u5de5\u667a\u80fd\u3001\u673a\u5668\u5b66\u4e60\u3001\u6df1\u5ea6\u5b66\u4e60\u662f\u5c42\u5c42\u5305\u542b\u7684\u5173\u7cfb\u3002<\/p>\n\n\u6982\u5ff5\u5b9a\u4e49\u5173\u7cfb<\/tr>\n\n\n\n
\u4eba\u5de5\u667a\u80fd（AI）<\/td>\n\u8ba9\u673a\u5668\u6a21\u62df\u4eba\u7c7b\u667a\u80fd\u7684\u7edf\u79f0<\/td>\n\u6700\u5927\u8303\u7574<\/td>\n<\/tr>\n
\u673a\u5668\u5b66\u4e60（ML）<\/td>\n\u4ece\u6570\u636e\u4e2d\u81ea\u52a8\u5b66\u4e60\u89c4\u5f8b\u7684\u65b9\u6cd5<\/td>\nAI \u7684\u5b50\u96c6<\/td>\n<\/tr>\n
\u6df1\u5ea6\u5b66\u4e60（DL）<\/td>\n\u7528\u795e\u7ecf\u7f51\u7edc\u81ea\u52a8\u63d0\u53d6\u7279\u5f81\u7684\u65b9\u6cd5<\/td>\nML \u7684\u5b50\u96c6<\/td>\n<\/tr>\n<\/table>\n
1.1.1.2 \u5927\u6a21\u578b\u5728AI\u4e2d\u7684\u4f4d\u7f6e<\/h5>\n

\u5927\u6a21\u578b（LLM）\u662f\u6df1\u5ea6\u5b66\u4e60\u7684\u4e00\u4e2a\u5206\u652f，\u57fa\u4e8e Transformer \u67b6\u6784，\u901a\u8fc7\u6d77\u91cf\u6570\u636e\u9884\u8bad\u7ec3\u83b7\u5f97\u901a\u7528\u80fd\u529b\u3002<\/p>\n

1.1.2 \u673a\u5668\u5b66\u4e60\u6838\u5fc3\u6982\u5ff5\u4e0e\u6d41\u7a0b<\/h4>\n

\"\"<\/p>\n

1.1.2.1 \u6570\u636e\u2192 \u7279\u5f81\u5de5\u7a0b \u2192 \u8bad\u7ec3\u4e0e\u4f18\u5316 \u2192 \u8bc4\u4f30 \u2192 \u8fed\u4ee3 \u2192 \u90e8\u7f72<\/h5>\n\n\u9636\u6bb5\u6838\u5fc3\u4efb\u52a1<\/tr>\n\n\n\n\n\n\n\n
\u6570\u636e<\/td>\n\u83b7\u53d6\u3001\u6e05\u6d17\u3001\u5212\u5206\u6570\u636e<\/td>\n<\/tr>\n
\u7279\u5f81\u5de5\u7a0b<\/td>\n\u63d0\u53d6\u3001\u9009\u62e9\u3001\u8f6c\u6362\u7279\u5f81<\/td>\n<\/tr>\n
\u8bad\u7ec3\u4e0e\u4f18\u5316<\/td>\n\u5b66\u4e60\u6a21\u578b\u53c2\u6570<\/td>\n<\/tr>\n
\u8bc4\u4f30<\/td>\n\u8861\u91cf\u6a21\u578b\u6548\u679c<\/td>\n<\/tr>\n
\u8fed\u4ee3<\/td>\n\u4f18\u5316\u6a21\u578b<\/td>\n<\/tr>\n
\u90e8\u7f72<\/td>\n\u4e0a\u7ebf\u670d\u52a1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
1.1.2.2 \u5404\u9636\u6bb5\u7684\u76ee\u6807\u4e0e\u4ea7\u51fa<\/h5>\n

\u6bcf\u4e2a\u9636\u6bb5\u90fd\u6709\u660e\u786e\u7684\u76ee\u6807\u548c\u4ea7\u51fa\u3002<\/p>\n\n\u9636\u6bb5\u76ee\u6807\u4ea7\u51fa<\/tr>\n\n\n\n\n\n\n\n
\u6570\u636e<\/td>\n\u83b7\u53d6\u9ad8\u8d28\u91cf\u6570\u636e<\/td>\n\u8bad\u7ec3\u96c6\/\u9a8c\u8bc1\u96c6\/\u6d4b\u8bd5\u96c6<\/td>\n<\/tr>\n
\u7279\u5f81\u5de5\u7a0b<\/td>\n\u63d0\u53d6\u6709\u6548\u7279\u5f81<\/td>\n\u7279\u5f81\u77e9\u9635<\/td>\n<\/tr>\n
\u8bad\u7ec3\u4e0e\u4f18\u5316<\/td>\n\u5b66\u4e60\u6a21\u578b\u53c2\u6570<\/td>\n\u8bad\u7ec3\u597d\u7684\u6a21\u578b<\/td>\n<\/tr>\n
\u8bc4\u4f30<\/td>\n\u8861\u91cf\u6a21\u578b\u6548\u679c<\/td>\n\u8bc4\u4f30\u6307\u6807（\u51c6\u786e\u7387\u3001\u53ec\u56de\u3001F1）<\/td>\n<\/tr>\n
\u8fed\u4ee3<\/td>\n\u4f18\u5316\u6a21\u578b<\/td>\n\u6539\u8fdb\u7684\u6a21\u578b<\/td>\n<\/tr>\n
\u90e8\u7f72<\/td>\n\u4e0a\u7ebf\u670d\u52a1<\/td>\nAPI \/ \u670d\u52a1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
1.1.2.3 \u5efa\u6a21\u6d41\u7a0b\u7684\u5faa\u73af\u672c\u8d28<\/h5>\n

\u5efa\u6a21\u4e0d\u662f\u4e00\u6b21\u6027\u7684，\u800c\u662f\u5faa\u73af\u8fed\u4ee3\u7684\u8fc7\u7a0b\u3002\u6bcf\u4e2a\u9636\u6bb5\u90fd\u53ef\u80fd\u53d1\u73b0\u95ee\u9898，\u56de\u5230\u524d\u9762\u7684\u9636\u6bb5\u91cd\u65b0\u8c03\u6574\u3002<\/p>\n\n\u95ee\u9898\u56de\u5230\u9636\u6bb5<\/tr>\n\n\n\n\n\n
\u6570\u636e\u91cf\u4e0d\u8db3<\/td>\n\u6570\u636e\u9636\u6bb5<\/td>\n<\/tr>\n
\u7279\u5f81\u65e0\u6548<\/td>\n\u7279\u5f81\u5de5\u7a0b\u9636\u6bb5<\/td>\n<\/tr>\n
\u8bc4\u4f30\u6307\u6807\u5dee<\/td>\n\u8fed\u4ee3\u9636\u6bb5<\/td>\n<\/tr>\n
\u7ebf\u4e0a\u6548\u679c\u5dee<\/td>\n\u6570\u636e \/ \u7279\u5f81 \/ \u8bad\u7ec3\u9636\u6bb5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

1.1.3 \u62df\u5408\u95ee\u9898\u6982\u8ff0<\/h4>\n

1.1.3.1 \u4ec0\u4e48\u662f\u8fc7\u62df\u5408\u4e0e\u6b20\u62df\u5408<\/h5>\n

\u62df\u5408\u662f\u6307\u6a21\u578b\u5b66\u4e60\u6570\u636e\u89c4\u5f8b\u7684\u8fc7\u7a0b\u3002\u62df\u5408\u95ee\u9898\u5206\u4e3a\u4e24\u79cd：\u6b20\u62df\u5408（\u5b66\u5f97\u4e0d\u591f）\u548c\u8fc7\u62df\u5408（\u5b66\u5f97\u8fc7\u5934）\u3002<\/p>\n\n\u6982\u5ff5\u8bf4\u660e\u8868\u73b0<\/tr>\n\n\n\n\n
\u6b20\u62df\u5408<\/td>\n\u6a21\u578b\u592a\u7b80\u5355，\u6ca1\u5b66\u597d<\/td>\n\u8bad\u7ec3\u96c6\u548c\u6d4b\u8bd5\u96c6\u90fd\u5dee<\/td>\n<\/tr>\n
\u6b63\u5e38\u62df\u5408<\/td>\n\u6a21\u578b\u590d\u6742\u5ea6\u5408\u9002<\/td>\n\u8bad\u7ec3\u96c6\u548c\u6d4b\u8bd5\u96c6\u90fd\u597d<\/td>\n<\/tr>\n
\u8fc7\u62df\u5408<\/td>\n\u6a21\u578b\u592a\u590d\u6742，\u5b66\u8fc7\u5934<\/td>\n\u8bad\u7ec3\u96c6\u597d，\u6d4b\u8bd5\u96c6\u5dee<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u4e3e\u4f8b1：\u5b66\u751f\u5907\u8003<\/p>\n\n\u60c5\u51b5\u7c7b\u6bd4\u8bf4\u660e<\/tr>\n\n\n\n\n
\u6b20\u62df\u5408<\/td>\n\u53ea\u80cc\u4e86\u8bfe\u672c\u76ee\u5f55<\/td>\n\u8003\u8bd5\u9898\u7a0d\u5fae\u53d8\u5316\u5c31\u4e0d\u4f1a<\/td>\n<\/tr>\n
\u6b63\u5e38\u62df\u5408<\/td>\n\u7406\u89e3\u4e86\u77e5\u8bc6\u70b9，\u80fd\u4e3e\u4e00\u53cd\u4e09<\/td>\n\u8003\u8bd5\u9898\u53d8\u5316\u4e5f\u80fd\u5e94\u5bf9<\/td>\n<\/tr>\n
\u8fc7\u62df\u5408<\/td>\n\u80cc\u4e86\u6240\u6709\u4e60\u9898\u7b54\u6848<\/td>\n\u9047\u5230\u65b0\u9898\u5c31\u4e0d\u4f1a<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u4e3e\u4f8b2：\u770b\u56fe\u8bc6\u7269<\/p>\n\n\u60c5\u51b5\u7c7b\u6bd4\u8bf4\u660e<\/tr>\n\n\n\n\n
\u6b20\u62df\u5408<\/td>\n\u53ea\u8ba4\u8bc6"\u6709\u6bdb\u7684\u662f\u732b"<\/td>\n\u9047\u5230\u65e0\u6bdb\u732b\u5c31\u8ba4\u4e0d\u51fa<\/td>\n<\/tr>\n
\u6b63\u5e38\u62df\u5408<\/td>\n\u8ba4\u8bc6\u732b\u7684\u7279\u5f81（\u8033\u6735\u3001\u80e1\u987b\u3001\u4f53\u578b）<\/td>\n\u5404\u79cd\u732b\u90fd\u80fd\u8ba4\u51fa<\/td>\n<\/tr>\n
\u8fc7\u62df\u5408<\/td>\n\u53ea\u8ba4\u8bc6\u81ea\u5bb6\u90a3\u53ea\u732b<\/td>\n\u522b\u4eba\u5bb6\u7684\u732b\u5c31\u8ba4\u4e0d\u51fa<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

\u4e3e\u4f8b3：\u9884\u6d4b\u623f\u4ef7<\/p>\n\n\u60c5\u51b5\u7c7b\u6bd4\u8bf4\u660e<\/tr>\n\n\n\n\n
\u6b20\u62df\u5408<\/td>\n\u53ea\u770b\u9762\u79ef<\/td>\n\u9884\u6d4b\u4e0d\u51c6<\/td>\n<\/tr>\n
\u6b63\u5e38\u62df\u5408<\/td>\n\u770b\u9762\u79ef\u3001\u5730\u6bb5\u3001\u697c\u5c42<\/td>\n\u9884\u6d4b\u8f83\u51c6<\/td>\n<\/tr>\n
\u8fc7\u62df\u5408<\/td>\n\u770b\u9762\u79ef\u3001\u5730\u6bb5\u3001\u697c\u5c42\u3001\u95e8\u724c\u53f7\u3001\u623f\u4e1c\u59d3\u540d<\/td>\n\u8bad\u7ec3\u6570\u636e\u51c6，\u65b0\u6570\u636e\u4e0d\u51c6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
1.1.3.2 \u62df\u5408\u95ee\u9898\u4e3a\u4ec0\u4e48\u8d2f\u7a7f\u5168\u6d41\u7a0b<\/h5>\n

\u62df\u5408\u95ee\u9898\u4e0d\u53ea\u51fa\u73b0\u5728\u8bad\u7ec3\u9636\u6bb5，\u800c\u662f\u8d2f\u7a7f\u6570\u636e\u3001\u7279\u5f81\u3001\u8bad\u7ec3\u3001\u8bc4\u4f30\u3001\u8fed\u4ee3\u3001\u90e8\u7f72\u5168\u6d41\u7a0b\u3002<\/p>\n

\u5404\u9636\u6bb5\u7684\u62df\u5408\u95ee\u9898<\/p>\n\n\u9636\u6bb5\u62df\u5408\u95ee\u9898\u8bf4\u660e<\/tr>\n\n\n\n\n\n\n\n
\u6570\u636e<\/td>\n\u6570\u636e\u91cf\u4e0d\u8db3\u3001\u5206\u5e03\u504f\u79fb<\/td>\n\u6570\u636e\u592a\u5c11\u5bfc\u81f4\u8fc7\u62df\u5408<\/td>\n<\/tr>\n
\u7279\u5f81<\/td>\n\u7ef4\u5ea6\u707e\u96be\u3001\u7279\u5f81\u8fc7\u591a\/\u8fc7\u5c11<\/td>\n\u7279\u5f81\u8fc7\u591a\u5bfc\u81f4\u8fc7\u62df\u5408<\/td>\n<\/tr>\n
\u8bad\u7ec3<\/td>\n\u8fc7\u62df\u5408\/\u6b20\u62df\u5408\u3001\u6b63\u5219\u5316<\/td>\n\u6a21\u578b\u590d\u6742\u5ea6\u95ee\u9898<\/td>\n<\/tr>\n
\u8bc4\u4f30<\/td>\n\u9a8c\u8bc1\u96c6\u8fc7\u62df\u5408<\/td>\n\u53cd\u590d\u8c03\u53c2\u5bfc\u81f4\u9a8c\u8bc1\u96c6\u8fc7\u62df\u5408<\/td>\n<\/tr>\n
\u8fed\u4ee3<\/td>\n\u5b66\u4e60\u66f2\u7ebf\u3001\u8bef\u5dee\u5206\u6790<\/td>\n\u901a\u8fc7\u66f2\u7ebf\u5224\u65ad\u62df\u5408\u72b6\u6001<\/td>\n<\/tr>\n
\u90e8\u7f72<\/td>\n\u7ebf\u4e0a\u5206\u5e03\u504f\u79fb<\/td>\n\u7ebf\u4e0a\u6570\u636e\u5206\u5e03\u4e0e\u8bad\u7ec3\u4e0d\u540c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
1.1.3.3 \u504f\u5dee-\u65b9\u5dee\u6743\u8861<\/h5>\n

\u504f\u5dee（Bias） \u548c \u65b9\u5dee（Variance） \u662f\u63cf\u8ff0\u62df\u5408\u95ee\u9898\u7684\u4e24\u4e2a\u6838\u5fc3\u6982\u5ff5\u3002<\/p>\n\n\u6982\u5ff5\u8bf4\u660e\u5bf9\u5e94<\/tr>\n\n\n\n
\u504f\u5dee<\/td>\n\u6a21\u578b\u9884\u6d4b\u4e0e\u771f\u5b9e\u503c\u7684\u504f\u79bb\u7a0b\u5ea6<\/td>\n\u6b20\u62df\u5408<\/td>\n<\/tr>\n
\u65b9\u5dee<\/td>\n\u6a21\u578b\u5bf9\u4e0d\u540c\u6570\u636e\u7684\u654f\u611f\u7a0b\u5ea6<\/td>\n\u8fc7\u62df\u5408<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

1.1.4 \u5927\u6a21\u578b\u89d2\u8272\u4e3a\u4ec0\u4e48\u8fd8\u8981\u5b66\u673a\u5668\u5b66\u4e60<\/h4>\n

\u00a0 \u00a0 \u5927\u6a21\u578b\u5e94\u7528\u5f00\u53d1\u5de5\u7a0b\u5e08\u7684\u65e5\u5e38\u5de5\u4f5c，\u662f\u56f4\u7ed5\u5927\u6a21\u578b\u6784\u5efa\u53ef\u4e0a\u7ebf\u7684\u5e94\u7528：\u9009\u578b\u4e0e\u63a5\u5165\u3001\u63d0\u793a\u5de5\u7a0b\u3001RAG\u3001\u5de5\u5177\u8c03\u7528\u3001\u5fae\u8c03\u9002\u914d\u3001\u8bc4\u4f30\u76d1\u63a7\u3001\u6210\u672c\u4e0e\u5ef6\u8fdf\u4f18\u5316\u3002\u8fd9\u4e9b\u5de5\u4f5c\u8868\u9762\u4e0a\u201c\u8c03 API \u5373\u53ef\u201d，\u5b9e\u9645\u4e0a\u6bcf\u4e00\u6b65\u90fd\u6d89\u53ca\u673a\u5668\u5b66\u4e60\u7684\u57fa\u672c\u6982\u5ff5\u4e0e\u65b9\u6cd5\u3002\u5b66\u673a\u5668\u5b66\u4e60\u4e0d\u662f\u4e3a\u4e86\u4ece\u5934\u8bad\u7ec3\u57fa\u5ea7\u6a21\u578b，\u800c\u662f\u4e3a\u4e86\u5728\u5e94\u7528\u5c42\u505a\u51fa\u53ef\u89e3\u91ca\u3001\u53ef\u8bc4\u4f30\u3001\u53ef\u6392\u969c\u7684\u5de5\u7a0b\u51b3\u7b56\u3002<\/p>\n

  • \u7406\u89e3\u6a21\u578b\u884c\u4e3a，\u624d\u80fd\u5199\u597d\u63d0\u793a\u4e0e\u6392\u969c\u3002 \u4e0b\u4e00\u8bcd\u9884\u6d4b\u3001\u6e29\u5ea6\u91c7\u6837\u3001\u4e0a\u4e0b\u6587\u7a97\u53e3\u3001\u5206\u5e03\u504f\u79fb\u7b49\u673a\u5236\u6e90\u4e8e\u673a\u5668\u5b66\u4e60\u3002\u7406\u89e3\u5b83\u4eec，\u624d\u80fd\u89e3\u91ca\u5e7b\u89c9\u3001\u7ed3\u679c\u7a81\u53d8\u3001\u957f\u4e0a\u4e0b\u6587\u6027\u80fd\u4e0b\u964d\u7b49\u73b0\u8c61，\u5199\u51fa\u66f4\u7a33\u5065\u7684\u63d0\u793a\u4e0e\u515c\u5e95\u7b56\u7565\u3002<\/li>\n
  • \u8bc4\u4f30\u4e0e\u76d1\u63a7\u4f9d\u8d56 ML \u65b9\u6cd5\u8bba\u3002 \u79bb\u7ebf\u8bc4\u4f30\u3001\u5728\u7ebf A\/B\u3001\u6307\u6807\u8bbe\u8ba1（\u51c6\u786e\u7387\u3001\u53ec\u56de\u3001F1\u3001\u5e7b\u89c9\u7387\u3001\u62d2\u7b54\u7387）\u3001\u4ea4\u53c9\u9a8c\u8bc1\u4e0e\u504f\u5dee-\u65b9\u5dee\u5206\u6790，\u90fd\u5efa\u7acb\u5728 ML \u57fa\u7840\u4e4b\u4e0a\u3002\u5426\u5219\u8bc4\u4f30\u9760\u611f\u89c9，\u65e0\u6cd5\u590d\u73b0\u4e0e\u76d1\u63a7\u3002<\/li>\n
  • RAG \u4e0e\u6570\u636e\u7b56\u7565\u9700\u8981 ML \u601d\u7ef4\u3002 \u5207\u5206\u3001\u5d4c\u5165\u3001\u53ec\u56de\u3001\u91cd\u6392\u672c\u8d28\u662f\u68c0\u7d22\u4e0e\u8868\u793a\u5b66\u4e60\u95ee\u9898；\u6570\u636e\u6e05\u6d17\u3001\u6807\u6ce8\u504f\u5dee\u3001\u91c7\u6837\u7b56\u7565\u4e5f\u4f9d\u8d56\u76d1\u7763\/\u81ea\u76d1\u7763\u5b66\u4e60\u7684\u57fa\u672c\u8ba4\u8bc6\u3002ML \u601d\u7ef4\u51b3\u5b9a RAG \u662f\u201c\u5806\u5411\u91cf\u5e93\u201d\u8fd8\u662f\u201c\u53ef\u8bca\u65ad\u7684\u68c0\u7d22\u7cfb\u7edf\u201d\u3002<\/li>\n
  • \u5fae\u8c03\u4e0e\u9002\u914d\u65b9\u6cd5\u6e90\u4e8e ML\u3002 LoRA\u3001\u6307\u4ee4\u5fae\u8c03\u3001RLHF\/DPO \u80cc\u540e\u662f\u635f\u5931\u51fd\u6570\u3001\u4f18\u5316\u7b56\u7565\u4e0e\u8fc7\u62df\u5408\u63a7\u5236\u3002\u5e94\u7528\u5de5\u7a0b\u5e08\u672a\u5fc5\u4eb2\u81ea\u8bad\u7ec3，\u4f46\u9700\u5224\u65ad\u4f55\u65f6\u5fae\u8c03\u3001\u4f55\u65f6\u7528 RAG\/\u63d0\u793a，\u5982\u4f55\u8bbe\u9a8c\u8bc1\u96c6\u4e0e\u65e9\u505c\u3002<\/li>\n
  • \u6210\u672c\u3001\u5ef6\u8fdf\u4e0e\u6548\u679c\u9700\u8981\u5de5\u7a0b\u5316\u6743\u8861\u3002 \u63a8\u7406\u6210\u672c\u3001\u5ef6\u8fdf\u3001\u541e\u5410\u4e0e\u6548\u679c\u7684\u6743\u8861，\u672c\u8d28\u662f\u6a21\u578b\u590d\u6742\u5ea6\u4e0e\u6cdb\u5316\u80fd\u529b\u7684\u5de5\u7a0b\u4f53\u73b0\u3002\u7406\u89e3\u504f\u5dee-\u65b9\u5dee\u3001\u6837\u672c\u91cf，\u624d\u80fd\u5224\u65ad\u4f55\u65f6\u7528\u4f20\u7edf ML\u3001\u4f55\u65f6\u7528\u5927\u6a21\u578b\u3001\u5982\u4f55\u7ea7\u8054\u964d\u7ea7\u3002<\/li>\n
  • \u907f\u514d\u201c\u53ea\u4f1a\u8c03 API\u201d\u7684\u5929\u82b1\u677f\u3002 \u9047\u5230\u9886\u57df\u8fc1\u79fb\u3001\u5c0f\u6837\u672c\u3001\u957f\u5c3e\u5206\u5e03\u3001\u68c0\u7d22\u5931\u6548\u3001\u8bc4\u4f30\u5931\u771f\u65f6，\u673a\u5668\u5b66\u4e60\u63d0\u4f9b\u7cfb\u7edf\u5316\u7684\u5b9e\u9a8c\u65b9\u6cd5\u8bba，\u662f\u4ece\u201c\u4f1a\u7528\u201d\u8d70\u5411\u201c\u4f1a\u5224\u65ad\u201d\u7684\u5206\u6c34\u5cad\u3002<\/li>\n

    1.2 \u6570\u636e\u5904\u7406<\/h3>\n

    1.2.1 \u6570\u636e\u9636\u6bb5<\/h4>\n

    1.2.1.1 \u8bad\u7ec3\u96c6\/\u9a8c\u8bc1\u96c6\/\u6d4b\u8bd5\u96c6\u4e0e\u4ea4\u53c9\u9a8c\u8bc1<\/h5>\n

    \u6570\u636e\u9636\u6bb5\u7684\u7b2c\u4e00\u6b65\u662f\u5212\u5206\u6570\u636e\u96c6：\u8bad\u7ec3\u96c6\u3001\u9a8c\u8bc1\u96c6\u3001\u6d4b\u8bd5\u96c6，\u5404\u6709\u5206\u5de5\u3002<\/p>\n\n\u6570\u636e\u96c6\u7528\u9014\u6bd4\u4f8b<\/tr>\n\n\n\n\n
    \u8bad\u7ec3\u96c6<\/td>\n\u8bad\u7ec3\u6a21\u578b\u53c2\u6570<\/td>\n60%~80%<\/td>\n<\/tr>\n
    \u9a8c\u8bc1\u96c6<\/td>\n\u8c03\u53c2\u3001\u9009\u62e9\u6a21\u578b<\/td>\n10%~20%<\/td>\n<\/tr>\n
    \u6d4b\u8bd5\u96c6<\/td>\n\u6700\u7ec8\u8bc4\u4f30<\/td>\n10%~20%<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    1.2.1.2 \u6570\u636e\u8d28\u91cf\u4e0e\u6570\u636e\u6cc4\u6f0f<\/h5>\n

    \u6570\u636e\u8d28\u91cf\u548c\u6570\u636e\u6cc4\u6f0f\u662f\u6570\u636e\u9636\u6bb5\u7684\u4e24\u5927\u6838\u5fc3\u95ee\u9898\u3002<\/p>\n

    \u6570\u636e\u8d28\u91cf<\/p>\n\n\u95ee\u9898\u8bf4\u660e\u5f71\u54cd<\/tr>\n\n\n\n\n\n
    \u7f3a\u5931\u503c<\/td>\n\u6570\u636e\u4e0d\u5b8c\u6574<\/td>\n\u6a21\u578b\u65e0\u6cd5\u8bad\u7ec3<\/td>\n<\/tr>\n
    \u5f02\u5e38\u503c<\/td>\n\u6570\u636e\u504f\u79bb\u6b63\u5e38\u8303\u56f4<\/td>\n\u6a21\u578b\u504f\u5dee<\/td>\n<\/tr>\n
    \u566a\u58f0<\/td>\n\u6570\u636e\u968f\u673a\u8bef\u5dee<\/td>\n\u6a21\u578b\u4e0d\u7a33\u5b9a<\/td>\n<\/tr>\n
    \u4e0d\u4e00\u81f4<\/td>\n\u6570\u636e\u683c\u5f0f\u4e0d\u7edf\u4e00<\/td>\n\u5904\u7406\u56f0\u96be<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u6570\u636e\u6cc4\u6f0f<\/p>\n

    \u6570\u636e\u6cc4\u6f0f\u662f\u6307\u8bad\u7ec3\u65f6\u7528\u5230\u4e86\u6d4b\u8bd5\u65f6\u4e0d\u53ef\u7528\u7684\u4fe1\u606f，\u5bfc\u81f4\u8bc4\u4f30\u7ed3\u679c\u865a\u9ad8\u3002<\/p>\n\n\u6cc4\u6f0f\u7c7b\u578b\u8bf4\u660e\u793a\u4f8b<\/tr>\n\n\n\n\n
    \u76ee\u6807\u6cc4\u6f0f<\/td>\n\u7279\u5f81\u5305\u542b\u76ee\u6807\u4fe1\u606f<\/td>\n\u7528"\u662f\u5426\u8fdd\u7ea6"\u9884\u6d4b"\u662f\u5426\u8fdd\u7ea6"<\/td>\n<\/tr>\n
    \u65f6\u95f4\u6cc4\u6f0f<\/td>\n\u7528\u4e86\u672a\u6765\u6570\u636e<\/td>\n\u7528\u672a\u6765\u6570\u636e\u9884\u6d4b\u8fc7\u53bb<\/td>\n<\/tr>\n
    \u9884\u5904\u7406\u6cc4\u6f0f<\/td>\n\u9884\u5904\u7406\u7528\u4e86\u5168\u90e8\u6570\u636e<\/td>\n\u5f52\u4e00\u5316\u65f6\u7528\u4e86\u6d4b\u8bd5\u96c6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    1.2.1.3 \u6570\u636e\u9636\u6bb5\u7684\u62df\u5408\u95ee\u9898（\u6570\u636e\u91cf\u4e0d\u8db3\u3001\u5206\u5e03\u504f\u79fb）\u00a0<\/h5>\n

    \u6570\u636e\u9636\u6bb5\u7684\u4e24\u5927\u62df\u5408\u95ee\u9898：\u6570\u636e\u91cf\u4e0d\u8db3\u548c\u5206\u5e03\u504f\u79fb\u3002<\/p>\n

    \u6570\u636e\u91cf\u4e0d\u8db3<\/p>\n\n\u95ee\u9898\u8bf4\u660e\u5f71\u54cd<\/tr>\n\n\n\n
    \u6570\u636e\u592a\u5c11<\/td>\n\u6837\u672c\u6570\u91cf\u4e0d\u8db3<\/td>\n\u6a21\u578b\u5b66\u5230\u566a\u58f0 \u2192 \u8fc7\u62df\u5408<\/td>\n<\/tr>\n
    \u7c7b\u522b\u4e0d\u5e73\u8861<\/td>\n\u67d0\u7c7b\u6837\u672c\u8fc7\u5c11<\/td>\n\u6a21\u578b\u504f\u5411\u591a\u6570\u7c7b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u5206\u5e03\u504f\u79fb<\/p>\n\n\u7c7b\u578b\u8bf4\u660e\u793a\u4f8b<\/tr>\n\n\n\n\n
    \u534f\u53d8\u91cf\u504f\u79fb<\/td>\n\u8f93\u5165\u5206\u5e03\u53d8\u5316<\/td>\n\u8bad\u7ec3\u96c6\u662f\u5e74\u8f7b\u4eba，\u6d4b\u8bd5\u96c6\u662f\u8001\u5e74\u4eba<\/td>\n<\/tr>\n
    \u6807\u7b7e\u504f\u79fb<\/td>\n\u6807\u7b7e\u5206\u5e03\u53d8\u5316<\/td>\n\u8bad\u7ec3\u96c6\u6b63\u8d1f\u6837\u672c 1:1，\u6d4b\u8bd5\u96c6 1:9<\/td>\n<\/tr>\n
    \u6982\u5ff5\u504f\u79fb<\/td>\n\u8f93\u5165\u4e0e\u6807\u7b7e\u5173\u7cfb\u53d8\u5316<\/td>\n\u7528\u6237\u504f\u597d\u968f\u65f6\u95f4\u53d8\u5316<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    1.2.2 \u7279\u5f81\u5de5\u7a0b\u9636\u6bb5<\/h4>\n\n\u540d\u8bcd\u8bf4\u660e\u4e3e\u4f8b<\/tr>\n\n\n\n
    \u7279\u5f81Feature<\/td>\n\u63cf\u8ff0\u6837\u672c\u5c5e\u6027\u7684\u8f93\u5165\u53d8\u91cf，\u662f\u6a21\u578b\u7528\u6765\u505a\u5224\u65ad\u7684\u4f9d\u636e\u3002\u901a\u5e38\u662f\u8868\u683c\u4e2d\u7684\u5217（\u9664\u6807\u7b7e\u5217\u5916）\u3002\u7279\u5f81\u5de5\u7a0b\u5c31\u662f\u5bf9\u8fd9\u90e8\u5206\u6570\u636e\u505a\u52a0\u5de5\u3002<\/td>\n\u9884\u6d4b\u623f\u4ef7\u65f6：\u623f\u5c4b\u9762\u79ef\u3001\u6240\u5728\u57ce\u5e02\u3001\u623f\u95f4\u6570\u3001\u623f\u9f84\u8bc6\u522b\u56fe\u7247\u65f6：\u50cf\u7d20\u503c\u3001\u989c\u8272\u5206\u5e03\u3001\u8fb9\u7f18\u4fe1\u606f<\/td>\n<\/tr>\n
    \u6807\u7b7eLabel<\/td>\n\u6837\u672c\u7684\u771f\u5b9e\u7b54\u6848 \/ \u76ee\u6807\u8f93\u51fa，\u662f\u6a21\u578b\u6700\u7ec8\u8981\u9884\u6d4b\u7684\u7ed3\u679c\u3002\u6709\u6807\u7b7e \u2192 \u76d1\u7763\u5b66\u4e60；\u65e0\u6807\u7b7e \u2192 \u65e0\u76d1\u7763\u5b66\u4e60\u3002<\/td>\n\u9884\u6d4b\u623f\u4ef7\u65f6：\u5b9e\u9645\u6210\u4ea4\u4ef7\u683c（\u4e07\u5143）\u5783\u573e\u90ae\u4ef6\u8bc6\u522b\u65f6：\u662f\u5783\u573e\u90ae\u4ef6 \/ \u4e0d\u662f\u5783\u573e\u90ae\u4ef6<\/td>\n<\/tr>\n
    \u6837\u672cSample<\/td>\n\u4e00\u6761\u5b8c\u6574\u7684\u6570\u636e\u8bb0\u5f55，\u7531\u300c\u4e00\u7ec4\u7279\u5f81 + \u5bf9\u5e94\u6807\u7b7e\u300d\u7ec4\u6210\u3002\u901a\u5e38\u662f\u8868\u683c\u4e2d\u7684\u4e00\u884c\u3002\u6240\u6709\u6837\u672c\u5408\u5728\u4e00\u8d77\u6784\u6210\u6570\u636e\u96c6\u3002<\/td>\n\u4e00\u6761\u6837\u672c：\u7279\u5f81 = {\u9762\u79ef: 100\u33a1, \u57ce\u5e02：\u676d\u5dde，\u623f\u95f4\u6570: 3}\u6807\u7b7e = {\u623f\u4ef7: 300 \u4e07}<\/td>\n<\/tr>\n<\/table>\n
    1.2.2.1 \u4e3a\u4ec0\u4e48\u5927\u6a21\u578b\u65f6\u4ee3\u7279\u5f81\u5de5\u7a0b\u5f31\u5316\u4e86\u00a0<\/h5>\n

    \u4f20\u7edf\u673a\u5668\u5b66\u4e60\u9700\u8981\u4eba\u5de5\u63d0\u53d6\u7279\u5f81，\u800c\u5927\u6a21\u578b\u901a\u8fc7\u81ea\u52a8\u7279\u5f81\u63d0\u53d6（\u6df1\u5ea6\u5b66\u4e60）\u5927\u5e45\u5f31\u5316\u4e86\u7279\u5f81\u5de5\u7a0b\u7684\u91cd\u8981\u6027\u3002<\/p>\n

    \u4f20\u7edf ML vs \u5927\u6a21\u578b<\/p>\n\n\u7ef4\u5ea6\u4f20\u7edf ML\u5927\u6a21\u578b<\/tr>\n\n\n\n\n\n
    \u7279\u5f81\u63d0\u53d6<\/td>\n\u4eba\u5de5\u8bbe\u8ba1<\/td>\n\u81ea\u52a8\u63d0\u53d6<\/td>\n<\/tr>\n
    \u7279\u5f81\u5de5\u7a0b<\/td>\n\u6838\u5fc3\u5de5\u4f5c<\/td>\n\u5927\u5e45\u5f31\u5316<\/td>\n<\/tr>\n
    Prompt \u5de5\u7a0b<\/td>\n\u2014<\/td>\n\u65b0\u7684"\u7279\u5f81\u5de5\u7a0b"<\/td>\n<\/tr>\n
    \u5178\u578b\u5de5\u4f5c<\/td>\n\u63d0\u53d6\u3001\u9009\u62e9\u3001\u8f6c\u6362\u7279\u5f81<\/td>\n\u8bbe\u8ba1 Prompt<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    1.2.2.2 \u7279\u5f81\u63d0\u53d6\u3001\u964d\u7ef4\u4e0e\u9009\u62e9<\/h5>\n

    \u7279\u5f81\u5de5\u7a0b\u5305\u62ec\u4e94\u4e2a\u6838\u5fc3\u64cd\u4f5c：\u7279\u5f81\u63d0\u53d6\u3001\u7279\u5f81\u7ec4\u5408\u3001\u7279\u5f81\u9884\u5904\u7406\u3001\u964d\u7ef4\u3001\u7279\u5f81\u9009\u62e9\u3002<\/p>\n\n\u64cd\u4f5c\u8bf4\u660e\u76ee\u7684<\/tr>\n\n\n\n\n\n\n
    \u7279\u5f81\u63d0\u53d6<\/td>\n\u4ece\u539f\u59cb\u6570\u636e\u4e2d\u63d0\u53d6\u7279\u5f81<\/td>\n\u5c06\u539f\u59cb\u6570\u636e\u8f6c\u4e3a\u7279\u5f81<\/td>\n<\/tr>\n
    \u7279\u5f81\u7ec4\u5408<\/td>\n\u7ec4\u5408\u591a\u4e2a\u7279\u5f81\u751f\u6210\u65b0\u7279\u5f81<\/td>\n\u589e\u5f3a\u7279\u5f81\u8868\u8fbe\u80fd\u529b<\/td>\n<\/tr>\n
    \u7279\u5f81\u9884\u5904\u7406<\/td>\n\u6807\u51c6\u5316\u3001\u5f52\u4e00\u5316\u3001\u7f16\u7801<\/td>\n\u7edf\u4e00\u7279\u5f81\u5c3a\u5ea6<\/td>\n<\/tr>\n
    \u964d\u7ef4<\/td>\n\u51cf\u5c11\u7279\u5f81\u6570\u91cf<\/td>\n\u907f\u514d\u7ef4\u5ea6\u707e\u96be<\/td>\n<\/tr>\n
    \u7279\u5f81\u9009\u62e9<\/td>\n\u9009\u62e9\u6709\u6548\u7279\u5f81<\/td>\n\u53bb\u9664\u65e0\u5173\u7279\u5f81<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    \u2460 \u7279\u5f81\u63d0\u53d6<\/h6>\n

    \u8bf4\u660e： \u4ece\u539f\u59cb\u6570\u636e\u4e2d\u63d0\u53d6\u7279\u5f81\u3002<\/p>\n

    \u5e38\u89c1\u65b9\u6cd5：<\/p>\n\n\u6570\u636e\u7c7b\u578b\u65b9\u6cd5<\/tr>\n\n\n\n\n
    \u6587\u672c<\/td>\n\u8bcd\u888b\u3001TF-IDF\u3001Word2Vec<\/td>\n<\/tr>\n
    \u56fe\u7247<\/td>\n\u8fb9\u7f18\u3001\u989c\u8272\u3001\u7eb9\u7406<\/td>\n<\/tr>\n
    \u6570\u503c<\/td>\n\u76f4\u63a5\u4f7f\u7528<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    \u2461 \u7279\u5f81\u7ec4\u5408<\/h6>\n

    \u8bf4\u660e： \u7ec4\u5408\u591a\u4e2a\u7279\u5f81\u751f\u6210\u65b0\u7279\u5f81，\u589e\u5f3a\u8868\u8fbe\u80fd\u529b\u3002<\/p>\n

    \u5e38\u89c1\u65b9\u6cd5：<\/p>\n\n\u65b9\u6cd5\u8bf4\u660e\u793a\u4f8b<\/tr>\n\n\n\n\n
    \u7b97\u672f\u7ec4\u5408<\/td>\n\u52a0\u51cf\u4e58\u9664<\/td>\nA + B\u3001A * B<\/td>\n<\/tr>\n
    \u4ea4\u53c9\u7ec4\u5408<\/td>\n\u7c7b\u522b\u4ea4\u53c9<\/td>\n\u57ce\u5e02_\u6708\u4efd<\/td>\n<\/tr>\n
    \u591a\u9879\u5f0f\u7ec4\u5408<\/td>\n\u591a\u9879\u5f0f\u7279\u5f81<\/td>\nA\u00b2\u3001A \u00d7 B<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u8bf4\u660e： \u7279\u5f81\u7ec4\u5408\u53ef\u4ee5\u589e\u5f3a\u6a21\u578b\u8868\u8fbe\u80fd\u529b，\u4f46\u4e5f\u53ef\u80fd\u5f15\u5165\u566a\u58f0\u3002<\/p>\n

    \u2462 \u7279\u5f81\u9884\u5904\u7406<\/h6>\n

    \u8bf4\u660e： \u7edf\u4e00\u7279\u5f81\u5c3a\u5ea6，\u4f7f\u6a21\u578b\u66f4\u597d\u5730\u5b66\u4e60\u3002<\/p>\n\n\u65b9\u6cd5\u8bf4\u660e\u9002\u7528<\/tr>\n\n\n\n\n\n
    \u6807\u51c6\u5316<\/td>\n\u5747\u503c\u4e3a 0，\u6807\u51c6\u5dee\u4e3a 1<\/td>\n\u5927\u591a\u6570\u6a21\u578b<\/td>\n<\/tr>\n
    \u5f52\u4e00\u5316<\/td>\n\u7f29\u653e\u5230 [0, 1]<\/td>\n\u795e\u7ecf\u7f51\u7edc<\/td>\n<\/tr>\n
    \u72ec\u70ed\u7f16\u7801<\/td>\n\u7c7b\u522b\u8f6c 0\/1 \u5411\u91cf<\/td>\n\u7c7b\u522b\u7279\u5f81<\/td>\n<\/tr>\n
    \u6807\u7b7e\u7f16\u7801<\/td>\n\u7c7b\u522b\u8f6c\u6574\u6570<\/td>\n\u6709\u5e8f\u7c7b\u522b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u8bf4\u660e： \u7279\u5f81\u9884\u5904\u7406\u662f\u7279\u5f81\u5de5\u7a0b\u7684\u91cd\u8981\u6b65\u9aa4，\u7edf\u4e00\u5c3a\u5ea6\u6709\u52a9\u4e8e\u6a21\u578b\u6536\u655b\u3002<\/p>\n

    \u2463 \u964d\u7ef4<\/h6>\n

    \u8bf4\u660e： \u51cf\u5c11\u7279\u5f81\u6570\u91cf，\u907f\u514d\u7ef4\u5ea6\u707e\u96be\u3002<\/p>\n

    \u5e38\u89c1\u65b9\u6cd5：<\/p>\n\n\u65b9\u6cd5\u8bf4\u660e<\/tr>\n\n\n\n
    PCA<\/td>\n\u4e3b\u6210\u5206\u5206\u6790，\u7ebf\u6027\u964d\u7ef4<\/td>\n<\/tr>\n
    t-SNE<\/td>\n\u975e\u7ebf\u6027\u964d\u7ef4，\u53ef\u89c6\u5316<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    \u2464 \u7279\u5f81\u9009\u62e9<\/h6>\n

    \u8bf4\u660e： \u9009\u62e9\u6709\u6548\u7279\u5f81，\u53bb\u9664\u65e0\u5173\u7279\u5f81\u3002<\/p>\n

    \u5e38\u89c1\u65b9\u6cd5：<\/p>\n\n\u65b9\u6cd5\u8bf4\u660e<\/tr>\n\n\n\n\n
    \u65b9\u5dee\u9009\u62e9<\/td>\n\u53bb\u9664\u65b9\u5dee\u5c0f\u7684\u7279\u5f81<\/td>\n<\/tr>\n
    \u5361\u65b9\u68c0\u9a8c<\/td>\n\u9009\u62e9\u4e0e\u76ee\u6807\u76f8\u5173\u7684\u7279\u5f81<\/td>\n<\/tr>\n
    \u9012\u5f52\u7279\u5f81\u6d88\u9664<\/td>\n\u9012\u5f52\u53bb\u9664\u4e0d\u91cd\u8981\u7279\u5f81<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u6ce8\u610f：\u4ee5\u4e0a\u4e3a\u4e94\u4e2a\u65b9\u6cd5\u800c\u975e\u4e94\u4e2a\u6b65\u9aa4，\u5373\u6ca1\u6709\u5148\u540e\u987a\u5e8f\u4e4b\u5206\u4e0e\u4f7f\u7528\u6b21\u6570\u9650\u5236，\u6839\u636e\u5b9e\u9645\u573a\u666f\u968f\u610f\u6392\u5217\u7ec4\u5408<\/p>\n

    1.2.2.3 \u7279\u5f81\u9636\u6bb5\u7684\u62df\u5408\u95ee\u9898（\u7ef4\u5ea6\u707e\u96be\u3001\u7279\u5f81\u8fc7\u591a\/\u8fc7\u5c11）<\/h5>\n

    \u7279\u5f81\u9636\u6bb5\u7684\u4e24\u5927\u62df\u5408\u95ee\u9898：\u7ef4\u5ea6\u707e\u96be\u548c\u7279\u5f81\u8fc7\u591a\/\u8fc7\u5c11\u3002<\/p>\n

    \u7ef4\u5ea6\u707e\u96be<\/p>\n

    \u6838\u5fc3\u63cf\u8ff0： \u7279\u5f81\u7ef4\u5ea6\u592a\u9ad8\u65f6，\u6570\u636e\u53d8\u5f97\u7a00\u758f，\u6a21\u578b\u96be\u4ee5\u5b66\u4e60\u3002<\/p>\n

    \u00a0\u5f71\u54cd：<\/p>\n\n\u95ee\u9898\u8bf4\u660e<\/tr>\n\n\n\n\n
    \u6570\u636e\u7a00\u758f<\/td>\n\u9ad8\u7ef4\u7a7a\u95f4\u6570\u636e\u7a00\u758f<\/td>\n<\/tr>\n
    \u8ddd\u79bb\u5931\u6548<\/td>\n\u9ad8\u7ef4\u7a7a\u95f4\u4e2d\u8ddd\u79bb\u4e0d\u518d\u6709\u6548<\/td>\n<\/tr>\n
    \u8fc7\u62df\u5408<\/td>\n\u7279\u5f81\u592a\u591a，\u6a21\u578b\u5b66\u5230\u566a\u58f0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u7279\u5f81\u8fc7\u591a\/\u8fc7\u5c11<\/p>\n\n\u95ee\u9898\u8bf4\u660e\u5f71\u54cd<\/tr>\n\n\n\n
    \u7279\u5f81\u8fc7\u591a<\/td>\n\u65e0\u5173\u7279\u5f81\u592a\u591a<\/td>\n\u8fc7\u62df\u5408<\/td>\n<\/tr>\n
    \u7279\u5f81\u8fc7\u5c11<\/td>\n\u6709\u6548\u7279\u5f81\u4e0d\u8db3<\/td>\n\u6b20\u62df\u5408<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    1.3 \u6a21\u578b\u8bad\u7ec3\u4e0e\u8bc4\u4f30<\/h3>\n

    \u4f20\u7edf\u673a\u5668\u5b66\u4e60\u7b97\u6cd5\u6309\u5b66\u4e60\u65b9\u5f0f\u5206\u4e3a\u56db\u5927\u7c7b：\u6709\u76d1\u7763\u5b66\u4e60\u3001\u65e0\u76d1\u7763\u5b66\u4e60\u3001\u534a\u76d1\u7763\/\u5f3a\u5316\u5b66\u4e60\u3002（\u6df1\u5ea6\u5b66\u4e60\u5728\u6b64\u4e0d\u505a\u8bf4\u660e）<\/p>\n\n\u7c7b\u578b\u6570\u636e\u76ee\u6807\u4ee3\u8868\u7b97\u6cd5<\/tr>\n\n\n\n\n\n
    \u6709\u76d1\u7763\u5b66\u4e60<\/td>\n\u6709\u6807\u7b7e<\/td>\n\u5b66\u4e60\u8f93\u5165\u2192\u8f93\u51fa\u6620\u5c04<\/td>\n\u903b\u8f91\u56de\u5f52\u3001\u51b3\u7b56\u6811\u3001SVM<\/td>\n<\/tr>\n
    \u65e0\u76d1\u7763\u5b66\u4e60<\/td>\n\u65e0\u6807\u7b7e<\/td>\n\u53d1\u73b0\u6570\u636e\u5185\u5728\u7ed3\u6784<\/td>\nK-Means\u3001PCA<\/td>\n<\/tr>\n
    \u534a\u76d1\u7763\u5b66\u4e60<\/td>\n\u90e8\u5206\u6807\u7b7e<\/td>\n\u5229\u7528\u5c11\u91cf\u6807\u7b7e+\u5927\u91cf\u65e0\u6807\u7b7e<\/td>\n\u2014<\/td>\n<\/tr>\n
    \u5f3a\u5316\u5b66\u4e60<\/td>\n\u65e0\u6807\u7b7e，\u6709\u5956\u52b1<\/td>\n\u901a\u8fc7\u8bd5\u9519\u5b66\u4e60\u7b56\u7565<\/td>\nQ-Learning<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    1.3.1 \u8bad\u7ec3\u4e0e\u4f18\u5316\u9636\u6bb5<\/h4>\n

    1.3.1.1 \u7b97\u6cd5\u5206\u7c7b<\/h5>\n
    \u2460 \u6709\u76d1\u7763\u5b66\u4e60<\/h6>\n

    \u6709\u76d1\u7763\u5b66\u4e60\u662f\u6709\u6807\u7b7e\u7684\u5b66\u4e60\u65b9\u5f0f，\u6a21\u578b\u5b66\u4e60\u8f93\u5165\u5230\u8f93\u51fa\u7684\u6620\u5c04\u3002<\/p>\n\n\u7ef4\u5ea6\u8bf4\u660e<\/tr>\n\n\n\n\n\n
    \u6570\u636e<\/td>\n\u6709\u6807\u7b7e（\u8f93\u5165 + \u8f93\u51fa）<\/td>\n<\/tr>\n
    \u76ee\u6807<\/td>\n\u5b66\u4e60\u6620\u5c04\u5173\u7cfb<\/td>\n<\/tr>\n
    \u4efb\u52a1<\/td>\n\u5206\u7c7b\u3001\u56de\u5f52<\/td>\n<\/tr>\n
    \u8bc4\u4f30<\/td>\n\u51c6\u786e\u7387\u3001\u53ec\u56de\u3001F1\u3001MSE<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u5e38\u89c1\u7b97\u6cd5<\/p>\n\n\u4efb\u52a1\u7b97\u6cd5<\/tr>\n\n\n\n
    \u5206\u7c7b<\/td>\n\u903b\u8f91\u56de\u5f52\u3001\u51b3\u7b56\u6811\u3001\u968f\u673a\u68ee\u6797\u3001KNN\u3001\u6734\u7d20\u8d1d\u53f6\u65af\u3001SVM\u3001XGBoost<\/td>\n<\/tr>\n
    \u56de\u5f52<\/td>\n\u7ebf\u6027\u56de\u5f52\u3001\u591a\u9879\u5f0f\u56de\u5f52\u3001\u5cad\u56de\u5f52\u3001Lasso\u3001GBDT\u3001XGBoost<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u5e94\u7528\u573a\u666f<\/p>\n\n\u573a\u666f\u8bf4\u660e<\/tr>\n\n\n\n\n\n
    \u5783\u573e\u90ae\u4ef6\u5206\u7c7b<\/td>\n\u90ae\u4ef6 \u2192 \u5783\u573e\/\u6b63\u5e38<\/td>\n<\/tr>\n
    \u623f\u4ef7\u9884\u6d4b<\/td>\n\u623f\u5c4b\u7279\u5f81 \u2192 \u4ef7\u683c<\/td>\n<\/tr>\n
    \u56fe\u50cf\u5206\u7c7b<\/td>\n\u56fe\u7247 \u2192 \u7c7b\u522b<\/td>\n<\/tr>\n
    \u60c5\u611f\u5206\u6790<\/td>\n\u6587\u672c \u2192 \u60c5\u611f<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    \u2461\u00a0\u65e0\u76d1\u7763\u5b66\u4e60<\/h6>\n

    \u65e0\u76d1\u7763\u5b66\u4e60\u662f\u65e0\u6807\u7b7e\u7684\u5b66\u4e60\u65b9\u5f0f，\u6a21\u578b\u53d1\u73b0\u6570\u636e\u7684\u5185\u5728\u7ed3\u6784\u3002<\/p>\n\n\u7ef4\u5ea6\u8bf4\u660e<\/tr>\n\n\n\n\n\n
    \u6570\u636e<\/td>\n\u65e0\u6807\u7b7e<\/td>\n<\/tr>\n
    \u76ee\u6807<\/td>\n\u53d1\u73b0\u6570\u636e\u5185\u5728\u7ed3\u6784<\/td>\n<\/tr>\n
    \u4efb\u52a1<\/td>\n\u805a\u7c7b\u3001\u964d\u7ef4\u3001\u5f02\u5e38\u68c0\u6d4b<\/td>\n<\/tr>\n
    \u8bc4\u4f30<\/td>\n\u8f6e\u5ed3\u7cfb\u6570\u3001\u53ef\u89c6\u5316<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u5e38\u89c1\u7b97\u6cd5<\/p>\n\n\u4efb\u52a1\u7b97\u6cd5<\/tr>\n\n\n\n\n
    \u805a\u7c7b<\/td>\nK-Means\u3001DBSCAN\u3001\u5c42\u6b21\u805a\u7c7b<\/td>\n<\/tr>\n
    \u964d\u7ef4<\/td>\nPCA\u3001t-SNE<\/td>\n<\/tr>\n
    \u5f02\u5e38\u68c0\u6d4b<\/td>\n\u5b64\u7acb\u68ee\u6797<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u5e94\u7528\u573a\u666f<\/p>\n\n\u573a\u666f\u8bf4\u660e<\/tr>\n\n\n\n\n
    \u7528\u6237\u5206\u7fa4<\/td>\n\u6839\u636e\u884c\u4e3a\u805a\u7c7b<\/td>\n<\/tr>\n
    \u6570\u636e\u964d\u7ef4<\/td>\n\u9ad8\u7ef4\u6570\u636e\u53ef\u89c6\u5316<\/td>\n<\/tr>\n
    \u5f02\u5e38\u68c0\u6d4b<\/td>\n\u53d1\u73b0\u5f02\u5e38\u6570\u636e<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    \u2462 \u5176\u4ed6\u8303\u5f0f（\u534a\u76d1\u7763 \/ \u5f3a\u5316\u5b66\u4e60\/\u81ea\u76d1\u7763）<\/h6>\n

    \u534a\u76d1\u7763\u5b66\u4e60<\/p>\n

    \u6838\u5fc3\u63cf\u8ff0： \u7ed3\u5408\u5c11\u91cf\u6807\u7b7e\u6570\u636e\u548c\u5927\u91cf\u65e0\u6807\u7b7e\u6570\u636e\u3002<\/p>\n\n\u7ef4\u5ea6\u8bf4\u660e<\/tr>\n\n\n\n\n
    \u6570\u636e<\/td>\n\u5c11\u91cf\u6807\u7b7e + \u5927\u91cf\u65e0\u6807\u7b7e<\/td>\n<\/tr>\n
    \u76ee\u6807<\/td>\n\u5229\u7528\u65e0\u6807\u7b7e\u6570\u636e\u63d0\u5347\u6548\u679c<\/td>\n<\/tr>\n
    \u573a\u666f<\/td>\n\u6807\u6ce8\u6210\u672c\u9ad8\u65f6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u5f3a\u5316\u5b66\u4e60<\/p>\n

    \u6838\u5fc3\u63cf\u8ff0： \u901a\u8fc7\u8bd5\u9519\u548c\u5956\u52b1\u5b66\u4e60\u7b56\u7565\u3002<\/p>\n\n\u7ef4\u5ea6\u8bf4\u660e<\/tr>\n\n\n\n\n
    \u6570\u636e<\/td>\n\u65e0\u6807\u7b7e，\u6709\u5956\u52b1\u4fe1\u53f7<\/td>\n<\/tr>\n
    \u76ee\u6807<\/td>\n\u5b66\u4e60\u6700\u4f18\u7b56\u7565<\/td>\n<\/tr>\n
    \u573a\u666f<\/td>\n\u6e38\u620f AI\u3001\u673a\u5668\u4eba\u63a7\u5236<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u81ea\u76d1\u7763\u5b66\u4e60<\/p>\n

    \u6838\u5fc3\u63cf\u8ff0： \u4ece\u65e0\u6807\u7b7e\u6570\u636e\u81ea\u8eab\u6784\u9020\u76d1\u7763\u4fe1\u53f7，\u8ba9\u6a21\u578b\u81ea\u5df1\u201c\u51fa\u9898\u81ea\u5df1\u89e3\u201d，\u5b66\u4e60\u901a\u7528\u8868\u5f81\u3002<\/p>\n\n\u7ef4\u5ea6\u8bf4\u660e<\/tr>\n\n\n\n\n
    \u6570\u636e<\/td>\n\u5b8c\u5168\u65e0\u6807\u7b7e，\u65e0\u9700\u4eba\u5de5\u6807\u6ce8（\u76d1\u7763\u4fe1\u53f7\u7531\u6570\u636e\u5185\u90e8\u751f\u6210）<\/td>\n<\/tr>\n
    \u76ee\u6807<\/td>\n\u5b66\u4e60\u53ef\u8fc1\u79fb\u7684\u901a\u7528\u8868\u5f81，\u4e3a\u4e0b\u6e38\u4efb\u52a1\u63d0\u4f9b\u826f\u597d\u521d\u59cb\u5316<\/td>\n<\/tr>\n
    \u573a\u666f<\/td>\n\u5927\u89c4\u6a21\u65e0\u6807\u6ce8\u6570\u636e\u9884\u8bad\u7ec3（\u5982 NLP\u3001CV \u57fa\u7840\u6a21\u578b），\u6807\u6ce8\u6602\u8d35\u6216\u4e0b\u6e38\u4efb\u52a1\u591a\u6837\u65f6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    1.3.1.2 \u8bad\u7ec3\u4e0e\u4f18\u5316\u7684\u5e38\u89c1\u65b9\u5f0f\u00a0<\/h5>\n

    \u673a\u5668\u5b66\u4e60\u7684\u8bad\u7ec3\u4e0e\u4f18\u5316\u6709\u4e94\u79cd\u5e38\u89c1\u65b9\u5f0f，\u4e0d\u540c\u7b97\u6cd5\u91c7\u7528\u4e0d\u540c\u65b9\u5f0f\u3002<\/p>\n\n\u65b9\u5f0f\u6838\u5fc3\u601d\u60f3\u4ee3\u8868\u7b97\u6cd5<\/tr>\n\n\n\n\n\n\n
    \u635f\u5931\u51fd\u6570 + \u68af\u5ea6\u4e0b\u964d<\/td>\n\u6700\u5c0f\u5316\u635f\u5931\u51fd\u6570<\/td>\n\u7ebf\u6027\u56de\u5f52\u3001\u903b\u8f91\u56de\u5f52\u3001\u795e\u7ecf\u7f51\u7edc<\/td>\n<\/tr>\n
    \u95ed\u5f0f\u89e3<\/td>\n\u76f4\u63a5\u6c42\u89e3\u6700\u4f18\u53c2\u6570<\/td>\n\u7ebf\u6027\u56de\u5f52（\u6700\u5c0f\u4e8c\u4e58）<\/td>\n<\/tr>\n
    \u8d2a\u5fc3\u5206\u88c2<\/td>\n\u9010\u6b65\u9009\u62e9\u6700\u4f18\u5206\u88c2<\/td>\n\u51b3\u7b56\u6811\u3001\u968f\u673a\u68ee\u6797<\/td>\n<\/tr>\n
    EM \u8fed\u4ee3<\/td>\n\u4ea4\u66ff\u4f30\u8ba1\u9690\u53d8\u91cf\u548c\u53c2\u6570<\/td>\n\u9ad8\u65af\u6df7\u5408\u6a21\u578b<\/td>\n<\/tr>\n
    \u6982\u7387\u4f30\u8ba1<\/td>\n\u57fa\u4e8e\u7edf\u8ba1\u4f30\u8ba1\u6982\u7387<\/td>\n\u6734\u7d20\u8d1d\u53f6\u65af<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
    \u2460 \u57fa\u4e8e\u635f\u5931\u51fd\u6570\u00a0<\/h6>\n

    \u635f\u5931\u51fd\u6570<\/p>\n

    \u635f\u5931\u51fd\u6570\u8861\u91cf\u6a21\u578b\u9884\u6d4b\u4e0e\u771f\u5b9e\u503c\u7684\u5dee\u8ddd，\u68af\u5ea6\u4e0b\u964d\u901a\u8fc7\u8fed\u4ee3\u66f4\u65b0\u53c2\u6570，\u4f7f\u635f\u5931\u6700\u5c0f\u5316\u3002<\/p>\n

    \u5e38\u7528\u516c\u5f0f：<\/p>\n\n\u540d\u79f0\u516c\u5f0f\u7279\u70b9 \/ \u9002\u7528\u573a\u666f<\/tr>\n\n\n\n\n\n\n\n
    \u5747\u65b9\u8bef\u5dee MSE \/ L2<\/td>\n\"\"<\/td>\n\u5bf9\u5f02\u5e38\u503c\u654f\u611f；\u9ad8\u65af\u566a\u58f0\u5047\u8bbe\u4e0b\u7684 MLE<\/td>\n<\/tr>\n
    \u5e73\u5747\u7edd\u5bf9\u8bef\u5dee MAE \/ L1<\/td>\n\"\"<\/td>\n\u5bf9\u5f02\u5e38\u503c\u9c81\u68d2；\u62c9\u666e\u62c9\u65af\u566a\u58f0\u5047\u8bbe<\/td>\n<\/tr>\n
    Huber \u635f\u5931<\/td>\n\"\"<\/td>\n\u5c0f\u8bef\u5dee\u50cf MSE，\u5927\u8bef\u5dee\u50cf MAE<\/td>\n<\/tr>\n
    0-1 \u635f\u5931<\/td>\n\"\"<\/td>\n\u76f4\u63a5\u5bf9\u5e94\u9519\u8bef\u7387；\u4e0d\u53ef\u5bfc，\u4e00\u822c\u53ea\u4f5c\u8bc4\u4ef7\u6307\u6807<\/td>\n<\/tr>\n
    Hinge \u635f\u5931<\/td>\n\"\"<\/td>\nSVM；yi\u2208{\u22121,+1}yi\u200b\u2208{\u22121,+1}<\/td>\n<\/tr>\n
    \u591a\u5206\u7c7b\u4ea4\u53c9\u71b5<\/td>\n\"\"<\/td>\nSoftmax \u56de\u5f52；\u6df1\u5ea6\u5b66\u4e60\u5206\u7c7b\u6807\u914d<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u6ce8\u610f：\u635f\u5931\u51fd\u6570\u4e2d\u4f7f\u7528\u7684\u516c\u5f0f\u90e8\u5206\u518d\u8bc4\u4f30\u6307\u6807\u65f6\u4e5f\u4f1a\u4f7f\u7528，\u4f46\u9700\u4e25\u683c\u6ce8\u610f\u8fd9\u53ea\u662f\u516c\u5f0f\u518d\u4e0d\u540c\u60c5\u51b5\u4e0b\u7684\u4f7f\u7528，\u5e76\u975e\u7528\u635f\u5931\u51fd\u6570\u505a\u8bc4\u4f30\u6307\u6807<\/p>\n

    \u4e0b\u9762\u7ed9\u51fa\u4e24\u8005\u6c42\u89e3\u635f\u5931\u51fd\u6570\u6700\u5c0f\u503c\u7684\u65b9\u6cd5：<\/p>\n

    \u68af\u5ea6\u4e0b\u964d（Gradient Descent）<\/p>\n

    \u68af\u5ea6\u4e0b\u964d\u6cd5\u4e3b\u8981\u662f\u7528\u6765\u6c42\u89e3\u4f18\u5316\u95ee\u9898\u7684，\u5177\u4f53\u6765\u8bf4，\u662f\u6c42\u89e3\u76ee\u6807\u51fd\u6570\u7684\u6700\u5c0f\u503c（\u6216\u6700\u5927\u503c）\u3002\u5728\u673a\u5668\u5b66\u4e60\u4e2d，\u6700\u5e38\u89c1\u7684\u5c31\u662f\u6700\u5c0f\u5316\u635f\u5931\u51fd\u6570，\u4ece\u800c\u5f97\u5230\u6a21\u578b\u7684\u6700\u4f18\u53c2\u6570\u3002<\/p>\n

    \u68af\u5ea6\u4e0b\u964d（Gradient Descent）\u7684\u6838\u5fc3\u516c\u5f0f\u975e\u5e38\u7b80\u6d01：<\/p>\n

    \"\"<\/p>\n

    \u5176\u4e2d：<\/p>\n

      \n
    • \n

      \u03b8t：\u7b2c t \u6b65\u7684\u6a21\u578b\u53c2\u6570（\u53ef\u4ee5\u662f\u5411\u91cf，\u5982\u6743\u91cd w\u548c\u504f\u7f6e b）<\/p>\n<\/li>\n

    • \n

      \u03b7：\u5b66\u4e60\u7387（learning rate），\u63a7\u5236\u6b65\u957f<\/p>\n<\/li>\n

    • \n

      J(\u03b8)：\u635f\u5931\u51fd\u6570（\u76ee\u6807\u51fd\u6570）<\/p>\n<\/li>\n

    • \n

      \u2207\u03b8J(\u03b8t)：\u635f\u5931\u51fd\u6570\u5728\u5f53\u524d\u53c2\u6570\u5904\u7684\u68af\u5ea6，\u5373\u635f\u5931\u51fd\u6570\u5728\u5f53\u524d\u4f4d\u7f6e\u7684\u504f\u5bfc（\u504f\u5bfc\u6570\u5177\u4f53\u67e5\u9605\u9ad8\u7b49\u6570\u5b66\u7684\u591a\u5143\u51fd\u6570）<\/p>\n<\/li>\n

    • \n

      \u03b8t+1：\u66f4\u65b0\u540e\u7684\u53c2\u6570<\/p>\n<\/li>\n<\/ul>\n

      \u68af\u5ea6\u4e0b\u964d\u53d8\u4f53<\/p>\n\n\u53d8\u4f53\u8bf4\u660e\u7279\u70b9\u53d8\u4f53\u516c\u5f0f<\/tr>\n\n\n\n\n
      \u6279\u91cf\u68af\u5ea6\u4e0b\u964d（BGD）<\/td>\n\u7528\u5168\u90e8\u6570\u636e\u8ba1\u7b97\u68af\u5ea6<\/td>\n\u7a33\u5b9a，\u4f46\u6162<\/td>\n\"\"<\/td>\n<\/tr>\n
      \u968f\u673a\u68af\u5ea6\u4e0b\u964d（SGD）<\/td>\n\u7528\u5355\u6761\u6570\u636e\u8ba1\u7b97\u68af\u5ea6<\/td>\n\u5feb，\u4f46\u9707\u8361<\/td>\n\"\"<\/td>\n<\/tr>\n
      \u5c0f\u6279\u91cf\u68af\u5ea6\u4e0b\u964d（Mini-batch）<\/td>\n\u7528\u5c0f\u6279\u91cf\u6570\u636e<\/td>\n\u5e73\u8861<\/td>\n\"\"<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
      \u2461 \u57fa\u4e8e\u95ed\u5f0f\u89e3<\/h6>\n

      \u95ed\u5f0f\u89e3\u662f\u76f4\u63a5\u901a\u8fc7\u6570\u5b66\u516c\u5f0f\u6c42\u89e3\u6700\u4f18\u53c2\u6570，\u65e0\u9700\u8fed\u4ee3\u3002<\/p>\n

      \u4f18\u7f3a\u70b9<\/p>\n\n\u4f18\u70b9\u7f3a\u70b9<\/tr>\n\n\n\n\n
      \u4e00\u6b65\u5230\u4f4d<\/td>\n\u9700\u8981\u77e9\u9635\u6c42\u9006<\/td>\n<\/tr>\n
      \u65e0\u5b66\u4e60\u7387<\/td>\n\u8ba1\u7b97\u590d\u6742\u5ea6\u9ad8（O(n\u00b3)）<\/td>\n<\/tr>\n
      \u7cbe\u786e\u89e3<\/td>\n\u7279\u5f81\u591a\u65f6\u6162<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      \u4ee3\u8868\u7b97\u6cd5<\/p>\n\n\u7b97\u6cd5\u8bf4\u660e<\/tr>\n\n\n\n
      \u7ebf\u6027\u56de\u5f52<\/td>\n\u6700\u5c0f\u4e8c\u4e58<\/td>\n<\/tr>\n
      \u5cad\u56de\u5f52<\/td>\n\u52a0\u6b63\u5219\u9879\u7684\u95ed\u5f0f\u89e3<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      \u8bf4\u660e： \u95ed\u5f0f\u89e3\u4e5f\u5e38\u7528\u6765\u6c42\u89e3\u635f\u5931\u51fd\u6570，\u95ed\u89e3\u5f0f\u9002\u5408\u7279\u5f81\u5c11\u7684\u573a\u666f，\u7279\u5f81\u591a\u65f6\u7528\u68af\u5ea6\u4e0b\u964d\u3002<\/p>\n

      \u2462 \u57fa\u4e8e\u8d2a\u5fc3\u5206\u88c2\u00a0<\/h6>\n

      \u8d2a\u5fc3\u5206\u88c2\u662f\u51b3\u7b56\u6811\u7684\u6838\u5fc3\u4f18\u5316\u65b9\u5f0f：\u6bcf\u4e00\u6b65\u9009\u62e9\u5f53\u524d\u6700\u4f18\u7684\u5206\u88c2\u70b9，\u9010\u6b65\u6784\u5efa\u6811\u3002<\/p>\n

      \u5206\u88c2\u51c6\u5219<\/p>\n\n\u51c6\u5219\u8bf4\u660e\u9002\u7528<\/tr>\n\n\n\n\n
      \u4fe1\u606f\u589e\u76ca<\/td>\n\u71b5\u7684\u51cf\u5c11\u91cf<\/td>\nID3<\/td>\n<\/tr>\n
      \u4fe1\u606f\u589e\u76ca\u7387<\/td>\n\u4fe1\u606f\u589e\u76ca \/ \u5206\u88c2\u4fe1\u606f<\/td>\nC4.5<\/td>\n<\/tr>\n
      \u57fa\u5c3c\u6307\u6570<\/td>\n\u57fa\u5c3c\u4e0d\u7eaf\u5ea6<\/td>\nCART<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      \u4ee3\u8868\u7b97\u6cd5<\/p>\n\n\u7b97\u6cd5\u8bf4\u660e<\/tr>\n\n\n\n\n
      \u51b3\u7b56\u6811<\/td>\nID3\u3001C4.5\u3001CART<\/td>\n<\/tr>\n
      \u968f\u673a\u68ee\u6797<\/td>\n\u591a\u68f5\u6811\u96c6\u6210<\/td>\n<\/tr>\n
      GBDT \/ XGBoost<\/td>\n\u68af\u5ea6\u63d0\u5347\u6811<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      \u8bf4\u660e： \u8d2a\u5fc3\u5206\u88c2\u662f\u6811\u6a21\u578b\u7684\u6838\u5fc3，\u540e\u7eed\u51b3\u7b56\u6811\u7ae0\u8282\u8be6\u7ec6\u8bf4\u660e\u3002<\/p>\n

      \u2463 \u57fa\u4e8e EM \u8fed\u4ee3<\/h6>\n

      EM（Expectation-Maximization） \u7528\u4e8e\u542b\u9690\u53d8\u91cf\u7684\u6982\u7387\u6a21\u578b：\u4ea4\u66ff\u6267\u884c E \u6b65\u548c M \u6b65，\u9010\u6b65\u903c\u8fd1\u6700\u4f18\u53c2\u6570\u3002<\/p>\n

      \u4ee3\u8868\u7b97\u6cd5<\/p>\n\n\u7b97\u6cd5\u8bf4\u660e<\/tr>\n\n\n\n
      \u9ad8\u65af\u6df7\u5408\u6a21\u578b（GMM）<\/td>\n\u8f6f\u805a\u7c7b<\/td>\n<\/tr>\n
      \u9690\u9a6c\u5c14\u53ef\u592b\u6a21\u578b（HMM）<\/td>\n\u5e8f\u5217\u5efa\u6a21<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      \u8bf4\u660e： EM \u9002\u5408\u542b\u9690\u53d8\u91cf\u7684\u573a\u666f，\u4e86\u89e3\u5373\u53ef\u3002<\/p>\n

      \u2464 \u57fa\u4e8e\u6982\u7387\u4f30\u8ba1<\/h6>\n

      \u6982\u7387\u4f30\u8ba1\u57fa\u4e8e\u7edf\u8ba1\u65b9\u6cd5\u76f4\u63a5\u4f30\u8ba1\u6982\u7387\u5206\u5e03，\u65e0\u9700\u8fed\u4ee3\u4f18\u5316\u3002<\/p>\n

      \u4ee3\u8868\u7b97\u6cd5<\/p>\n\n\u7b97\u6cd5\u8bf4\u660e<\/tr>\n\n\n\n
      \u6734\u7d20\u8d1d\u53f6\u65af<\/td>\n\u57fa\u4e8e\u8d1d\u53f6\u65af\u516c\u5f0f<\/td>\n<\/tr>\n
      \u8d1d\u53f6\u65af\u7f51\u7edc<\/td>\n\u6982\u7387\u56fe\u6a21\u578b<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      \u8bf4\u660e： \u6982\u7387\u4f30\u8ba1\u9002\u5408\u6587\u672c\u5206\u7c7b\u7b49\u573a\u666f，\u540e\u7eed\u6734\u7d20\u8d1d\u53f6\u65af\u7ae0\u8282\u8be6\u7ec6\u8bf4\u660e\u3002<\/p>\n

      1.3.1.3\u00a0\u8bad\u7ec3\u9636\u6bb5\u7684\u62df\u5408\u95ee\u9898<\/h5>\n

      \u8bad\u7ec3\u9636\u6bb5\u662f\u62df\u5408\u95ee\u9898\u6700\u96c6\u4e2d\u7684\u9636\u6bb5，\u6838\u5fc3\u8868\u73b0\u4e3a\u8fc7\u62df\u5408\u548c\u6b20\u62df\u5408\u3002\u8bad\u7ec3\u9636\u6bb5\u7684\u76ee\u6807\u662f\u627e\u5230\u6a21\u578b\u590d\u6742\u5ea6\u7684\u5e73\u8861\u70b9\u3002<\/p>\n\n\u95ee\u9898\u8868\u73b0\u539f\u56e0<\/tr>\n\n\n\n
      \u6b20\u62df\u5408<\/td>\n\u8bad\u7ec3\u8bef\u5dee\u9ad8，\u6d4b\u8bd5\u8bef\u5dee\u9ad8<\/td>\n\u6a21\u578b\u592a\u7b80\u5355\u3001\u8bad\u7ec3\u4e0d\u8db3<\/td>\n<\/tr>\n
      \u8fc7\u62df\u5408<\/td>\n\u8bad\u7ec3\u8bef\u5dee\u4f4e，\u6d4b\u8bd5\u8bef\u5dee\u9ad8<\/td>\n\u6a21\u578b\u592a\u590d\u6742\u3001\u8bad\u7ec3\u8fc7\u5ea6<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      \u8bad\u7ec3\u9636\u6bb5\u7684\u62df\u5408\u95ee\u9898\u6765\u6e90<\/p>\n\n\u6765\u6e90\u8bf4\u660e\u5f71\u54cd<\/tr>\n\n\n\n\n\n\n
      \u6a21\u578b\u590d\u6742\u5ea6<\/td>\n\u53c2\u6570\u592a\u591a\/\u592a\u5c11<\/td>\n\u8fc7\u62df\u5408\/\u6b20\u62df\u5408<\/td>\n<\/tr>\n
      \u8bad\u7ec3\u8f6e\u6570<\/td>\n\u8bad\u7ec3\u592a\u4e45\/\u592a\u77ed<\/td>\n\u8fc7\u62df\u5408\/\u6b20\u62df\u5408<\/td>\n<\/tr>\n
      \u5b66\u4e60\u7387<\/td>\n\u592a\u5927\/\u592a\u5c0f<\/td>\n\u9707\u8361\/\u6536\u655b\u6162<\/td>\n<\/tr>\n
      \u6570\u636e\u91cf<\/td>\n\u6570\u636e\u592a\u5c11<\/td>\n\u8fc7\u62df\u5408<\/td>\n<\/tr>\n
      \u7279\u5f81\u6570\u91cf<\/td>\n\u7279\u5f81\u592a\u591a\/\u592a\u5c11<\/td>\n\u8fc7\u62df\u5408\/\u6b20\u62df\u5408<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
      \u5e38\u89c1\u5bf9\u7b56：<\/h6>\n

      \u6b63\u5219\u5316<\/p>\n

      \u6a21\u578b\u592a\u590d\u6742\u65f6，\u4f1a\u628a\u8bad\u7ec3\u6570\u636e\u91cc\u7684\u566a\u58f0\u4e5f\u5f53\u6210\u89c4\u5f8b\u8bb0\u4f4f，\u5bfc\u81f4\u8bad\u7ec3\u8bef\u5dee\u5f88\u4f4e\u4f46\u6d4b\u8bd5\u8bef\u5dee\u5f88\u9ad8，\u8fd9\u5c31\u662f\u8fc7\u62df\u5408\u3002\u6b63\u5219\u5316\u51cf\u5c11\u8fd9\u4e9b\u5f02\u5e38\u503c\u7684\u5f71\u54cd（\u964d\u4f4e\u6743\u91cd）\u3002<\/p>\n

      \u6ce8：\u8c03\u6574\u65f6\u5019，\u7b97\u6cd5\u5e76\u4e0d\u77e5\u9053\u67d0\u4e2a\u7279\u5f81\u5f71\u54cd，\u800c\u662f\u53bb\u8c03\u6574\u53c2\u6570\u5f97\u51fa\u4f18\u5316\u7684\u89e3<\/p>\n\n\u7c7b\u578b\u516c\u5f0f\u7279\u70b9<\/tr>\n\n\n\n
      L1 \u6b63\u5219\u5316<\/td>\nL + \u03bb\u00b7\u03a3|\u03b8|<\/td>\n\u7a00\u758f\u89e3，\u7279\u5f81\u9009\u62e9<\/td>\n<\/tr>\n
      L2 \u6b63\u5219\u5316<\/td>\nL + \u03bb\u00b7\u03a3\u03b8\u00b2<\/td>\n\u5e73\u6ed1\u89e3，\u9632\u6b62\u8fc7\u62df\u5408<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      \u6570\u5b66\u5f62\u5f0f<\/p>\n

      \u4e00\u822c\u5f62\u5f0f：<\/p>\n

      \"\"<\/p>\n

      \u5176\u4e2d：<\/p>\n

        \n
      • \n

        J(\u03b8)：\u539f\u59cb\u635f\u5931\u51fd\u6570<\/p>\n<\/li>\n

      • \n

        \u03a9(\u03b8)：\u6b63\u5219\u9879（\u60e9\u7f5a\u9879）<\/p>\n<\/li>\n

      • \n

        \u03bb：\u6b63\u5219\u5316\u5f3a\u5ea6，\u63a7\u5236\u60e9\u7f5a\u5927\u5c0f<\/p>\n<\/li>\n<\/ul>\n

        \u5e38\u89c1\u6b63\u5219\u9879：<\/p>\n\n\u7c7b\u578b\u6b63\u5219\u9879\u7279\u70b9<\/tr>\n\n\n\n\n
        L1<\/td>\n\"\"<\/td>\n\u7279\u5f81\u9009\u62e9，\u7ea6\u675f\u533a\u57df\u662f\u83f1\u5f62，\u6700\u4f18\u89e3\u5bb9\u6613\u843d\u5728\u5750\u6807\u8f74\u4e0a（\u6743\u91cd\u4e3a0），\u6240\u4ee5\u4ea7\u751f\u7a00\u758f\u89e3\u3002<\/td>\n<\/tr>\n
        L2<\/td>\n\"\"\u200b<\/td>\n\u5e73\u6ed1\u89e3，\u6743\u91cd\u6536\u7f29，\u7ea6\u675f\u533a\u57df\u662f\u5706\u5f62，\u6700\u4f18\u89e3\u4e00\u822c\u4e0d\u5728\u5750\u6807\u8f74\u4e0a，\u6240\u4ee5\u6743\u91cd\u5e73\u6ed1\u6536\u7f29\u3002<\/td>\n<\/tr>\n
        \u5f39\u6027\u7f51<\/td>\n\"\"<\/td>\n\u517c\u987e\u7a00\u758f\u4e0e\u5e73\u6ed1<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

        \u65e9\u505c（Early Stopping）<\/p>\n

        \u5728\u9a8c\u8bc1\u96c6\u8bef\u5dee\u5f00\u59cb\u4e0a\u5347\u65f6\u63d0\u524d\u505c\u6b62\u8bad\u7ec3\u3002<\/p>\n

        \"\"<\/p>\n

        \u6570\u636e\u589e\u5f3a<\/p>\n

        \u901a\u8fc7\u53d8\u6362\u6570\u636e\u589e\u52a0\u8bad\u7ec3\u6837\u672c，\u7f13\u89e3\u8fc7\u62df\u5408\u3002<\/p>\n\n\u6570\u636e\u7c7b\u578b\u589e\u5f3a\u65b9\u6cd5<\/tr>\n\n\n\n\n
        \u56fe\u50cf<\/td>\n\u65cb\u8f6c\u3001\u7ffb\u8f6c\u3001\u88c1\u526a<\/td>\n<\/tr>\n
        \u6587\u672c<\/td>\n\u540c\u4e49\u8bcd\u66ff\u6362\u3001\u56de\u8bd1<\/td>\n<\/tr>\n
        \u6570\u503c<\/td>\n\u52a0\u566a\u58f0\u3001\u63d2\u503c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

        \u4ea4\u53c9\u9a8c\u8bc1<\/p>\n

        \u00a0\u7528\u4ea4\u53c9\u9a8c\u8bc1\u8bc4\u4f30\u6a21\u578b，\u907f\u514d\u9a8c\u8bc1\u96c6\u8fc7\u62df\u5408\u3002<\/p>\n

        \u5168\u90e8\u6570\u636e\u5206\u6210 5 \u4efd：<\/p>\n

        \u250c\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u252c\u2500\u2500\u2500\u2500\u2510
        \n \u2502 1 \u2502 2 \u2502 3 \u2502 4 \u2502 5 \u2502
        \n \u2514\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2534\u2500\u2500\u2500\u2500\u2518<\/p>\n

        \u7b2c1\u6298：\u9a8c\u8bc1\u96c6=1，\u8bad\u7ec3\u96c6=2+3+4+5
        \n \u7b2c2\u6298：\u9a8c\u8bc1\u96c6=2，\u8bad\u7ec3\u96c6=1+3+4+5
        \n \u7b2c3\u6298：\u9a8c\u8bc1\u96c6=3，\u8bad\u7ec3\u96c6=1+2+4+5
        \n \u7b2c4\u6298：\u9a8c\u8bc1\u96c6=4，\u8bad\u7ec3\u96c6=1+2+3+5
        \n \u7b2c5\u6298：\u9a8c\u8bc1\u96c6=5，\u8bad\u7ec3\u96c6=1+2+3+4 <\/p>\n

        1.3.2 \u8bc4\u4f30\u9636\u6bb5<\/h4>\n

        1.3.2.1 \u8bc4\u4f30\u6307\u6807（\u51c6\u786e\u7387\/\u53ec\u56de\/F1）<\/h5>\n

        \u5206\u7c7b\u4efb\u52a1\u7684\u8bc4\u4f30\u6307\u6807\u4e3b\u8981\u6709：\u51c6\u786e\u7387（Accuracy）\u3001\u7cbe\u786e\u7387（Precision）\u3001\u53ec\u56de\u7387（Recall）\u3001F1 \u5206\u6570\u3002<\/p>\n

        \u6df7\u6dc6\u77e9\u9635<\/p>\n\n\u9884\u6d4b\u6b63\u9884\u6d4b\u8d1f<\/tr>\n\n\n\n
        \u5b9e\u9645\u6b63<\/td>\nTP（\u771f\u6b63\u4f8b）<\/td>\nFN（\u5047\u8d1f\u4f8b）<\/td>\n<\/tr>\n
        \u5b9e\u9645\u8d1f<\/td>\nFP（\u5047\u6b63\u4f8b）<\/td>\nTN（\u771f\u8d1f\u4f8b）<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

        \u8bf4\u660e：<\/p>\n

          \n
        • \u771f\u5b9e\u503c\u662f \u6b63\u4f8b \u7684\u6837\u672c\u4e2d，\u88ab\u5206\u7c7b\u4e3a \u6b63\u4f8b \u7684\u6837\u672c\u6570\u91cf\u6709\u591a\u5c11，\u53eb\u505a\u771f\u6b63\u4f8b（TP，True Positive）<\/li>\n
        • \u771f\u5b9e\u503c\u662f \u6b63\u4f8b \u7684\u6837\u672c\u4e2d，\u88ab\u5206\u7c7b\u4e3a \u5047\u4f8b \u7684\u6837\u672c\u6570\u91cf\u6709\u591a\u5c11，\u53eb\u505a\u4f2a\u53cd\u4f8b（FN，False Negative）<\/li>\n
        • \u771f\u5b9e\u503c\u662f \u5047\u4f8b \u7684\u6837\u672c\u4e2d，\u88ab\u5206\u7c7b\u4e3a \u6b63\u4f8b \u7684\u6837\u672c\u6570\u91cf\u6709\u591a\u5c11，\u53eb\u505a\u4f2a\u6b63\u4f8b（FP，False Positive）<\/li>\n
        • \u771f\u5b9e\u503c\u662f \u5047\u4f8b \u7684\u6837\u672c\u4e2d，\u88ab\u5206\u7c7b\u4e3a \u5047\u4f8b \u7684\u6837\u672c\u6570\u91cf\u6709\u591a\u5c11，\u53eb\u505a\u771f\u53cd\u4f8b（TN，True Negative）<\/li>\n<\/ul>\n

          \u56db\u4e2a\u6838\u5fc3\u6307\u6807<\/p>\n\n\u6307\u6807\u516c\u5f0f\u8bf4\u660e<\/tr>\n\n\n\n\n\n
          \u51c6\u786e\u7387（Accuracy）<\/td>\n(TP + TN) \/ (TP + TN + FP + FN)<\/td>\n\u9884\u6d4b\u6b63\u786e\u7684\u6bd4\u4f8b<\/td>\n<\/tr>\n
          \u7cbe\u786e\u7387（Precision）<\/td>\nTP \/ (TP + FP)<\/td>\n\u9884\u6d4b\u4e3a\u6b63\u7684\u6837\u672c\u4e2d，\u5b9e\u9645\u4e3a\u6b63\u7684\u6bd4\u4f8b<\/td>\n<\/tr>\n
          \u53ec\u56de\u7387（Recall）<\/td>\nTP \/ (TP + FN)<\/td>\n\u5b9e\u9645\u4e3a\u6b63\u7684\u6837\u672c\u4e2d，\u88ab\u6b63\u786e\u9884\u6d4b\u7684\u6bd4\u4f8b<\/td>\n<\/tr>\n
          F1 \u5206\u6570<\/td>\n2 \u00d7 P \u00d7 R \/ (P + R)<\/td>\n\u7cbe\u786e\u7387\u548c\u53ec\u56de\u7387\u7684\u8c03\u548c\u5e73\u5747<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          \u6307\u6807\u9009\u62e9<\/p>\n\n\u573a\u666f\u4f18\u5148\u6307\u6807\u8bf4\u660e<\/tr>\n\n\n\n\n\n
          \u7c7b\u522b\u5e73\u8861<\/td>\n\u51c6\u786e\u7387<\/td>\n\u6574\u4f53\u8868\u73b0<\/td>\n<\/tr>\n
          \u8bef\u62a5\u4ee3\u4ef7\u9ad8<\/td>\n\u7cbe\u786e\u7387<\/td>\n\u5b81\u7f3a\u6bcb\u6ee5（\u5982\u5783\u573e\u90ae\u4ef6）<\/td>\n<\/tr>\n
          \u6f0f\u62a5\u4ee3\u4ef7\u9ad8<\/td>\n\u53ec\u56de\u7387<\/td>\n\u5b81\u53ef\u9519\u6740（\u5982\u75be\u75c5\u68c0\u6d4b）<\/td>\n<\/tr>\n
          \u7efc\u5408<\/td>\nF1<\/td>\n\u5e73\u8861\u7cbe\u786e\u7387\u548c\u53ec\u56de\u7387<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          \u8bf4\u660e： \u51c6\u786e\u7387\u5728\u7c7b\u522b\u4e0d\u5e73\u8861\u65f6\u53ef\u80fd\u5931\u771f（\u5982 99% \u8d1f\u6837\u672c，\u5168\u9884\u6d4b\u8d1f\u4e5f\u6709 99% \u51c6\u786e\u7387）\u3002<\/p>\n

          1.3.2.3 \u8bc4\u4f30\u9636\u6bb5\u7684\u62df\u5408\u95ee\u9898（\u9a8c\u8bc1\u96c6\u8fc7\u62df\u5408）\u00a0<\/h5>\n

          \u9a8c\u8bc1\u96c6\u8fc7\u62df\u5408\u662f\u6307\u53cd\u590d\u7528\u9a8c\u8bc1\u96c6\u8c03\u53c2，\u5bfc\u81f4\u6a21\u578b\u5728\u9a8c\u8bc1\u96c6\u4e0a\u8868\u73b0\u597d，\u4f46\u6d4b\u8bd5\u96c6\u4e0a\u8868\u73b0\u5dee\u3002<\/p>\n\n\u65b9\u6848\u8bf4\u660e<\/tr>\n\n\n\n\n\n
          \u9650\u5236\u8c03\u53c2\u6b21\u6570<\/td>\n\u51cf\u5c11\u5bf9\u9a8c\u8bc1\u96c6\u7684\u4f9d\u8d56<\/td>\n<\/tr>\n
          \u4ea4\u53c9\u9a8c\u8bc1<\/td>\n\u7528\u4ea4\u53c9\u9a8c\u8bc1\u66ff\u4ee3\u5355\u4e00\u9a8c\u8bc1\u96c6<\/td>\n<\/tr>\n
          \u72ec\u7acb\u6d4b\u8bd5\u96c6<\/td>\n\u6d4b\u8bd5\u96c6\u53ea\u7528\u4e00\u6b21<\/td>\n<\/tr>\n
          \u589e\u52a0\u6570\u636e<\/td>\n\u66f4\u591a\u6570\u636e\u51cf\u5c11\u8fc7\u62df\u5408<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          1.3.3 \u8fed\u4ee3\u9636\u6bb5<\/h4>\n

          1.3.3.1 \u8fed\u4ee3\u7684\u4f9d\u636e\u4e0e\u65b9\u5411（\u6982\u5ff5\u7ea7）<\/h5>\n

          \u8fed\u4ee3\u662f\u5efa\u6a21\u6d41\u7a0b\u7684\u5faa\u73af\u6838\u5fc3，\u6839\u636e\u8bc4\u4f30\u7ed3\u679c\u51b3\u5b9a\u4e0b\u4e00\u6b65\u4f18\u5316\u65b9\u5411\u3002<\/p>\n

          \u8fed\u4ee3\u4f9d\u636e<\/p>\n\n\u4f9d\u636e\u8bf4\u660e\u51b3\u5b9a\u65b9\u5411<\/tr>\n\n\n\n\n\n
          \u8bad\u7ec3\u8bef\u5dee<\/td>\n\u6a21\u578b\u5728\u8bad\u7ec3\u96c6\u4e0a\u7684\u8868\u73b0<\/td>\n\u9ad8 \u2192 \u6b20\u62df\u5408<\/td>\n<\/tr>\n
          \u9a8c\u8bc1\u8bef\u5dee<\/td>\n\u6a21\u578b\u5728\u9a8c\u8bc1\u96c6\u4e0a\u7684\u8868\u73b0<\/td>\n\u9ad8 \u2192 \u8fc7\u62df\u5408\u6216\u6b20\u62df\u5408<\/td>\n<\/tr>\n
          \u5b66\u4e60\u66f2\u7ebf<\/td>\n\u8bef\u5dee\u968f\u6570\u636e\u91cf\/\u8bad\u7ec3\u8f6e\u6570\u7684\u53d8\u5316<\/td>\n\u5224\u65ad\u62df\u5408\u72b6\u6001<\/td>\n<\/tr>\n
          \u8bef\u5dee\u5206\u6790<\/td>\n\u5206\u6790\u9519\u8bef\u6837\u672c<\/td>\n\u627e\u51fa\u6539\u8fdb\u65b9\u5411<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          \u8fed\u4ee3\u65b9\u5411<\/p>\n\n\u95ee\u9898\u8fed\u4ee3\u65b9\u5411<\/tr>\n\n\n\n\n\n
          \u6b20\u62df\u5408<\/td>\n\u589e\u52a0\u6a21\u578b\u590d\u6742\u5ea6\u3001\u589e\u52a0\u7279\u5f81<\/td>\n<\/tr>\n
          \u8fc7\u62df\u5408<\/td>\n\u6b63\u5219\u5316\u3001\u589e\u52a0\u6570\u636e\u3001\u7b80\u5316\u6a21\u578b<\/td>\n<\/tr>\n
          \u9a8c\u8bc1\u96c6\u8fc7\u62df\u5408<\/td>\n\u4ea4\u53c9\u9a8c\u8bc1\u3001\u72ec\u7acb\u6d4b\u8bd5\u96c6<\/td>\n<\/tr>\n
          \u6570\u636e\u95ee\u9898<\/td>\n\u56de\u5230\u6570\u636e\u9636\u6bb5<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          \u8bf4\u660e： \u8fed\u4ee3\u4e0d\u662f\u76f2\u76ee\u8c03\u53c2，\u800c\u662f\u57fa\u4e8e\u8bc4\u4f30\u7ed3\u679c\u6709\u65b9\u5411\u5730\u4f18\u5316\u3002<\/p>\n

          1.3.3.2 \u8fed\u4ee3\u9636\u6bb5\u7684\u62df\u5408\u95ee\u9898（\u5b66\u4e60\u66f2\u7ebf\u3001\u8bef\u5dee\u5206\u6790）<\/h5>\n

          \u8fed\u4ee3\u9636\u6bb5\u7684\u4e24\u5927\u5de5\u5177：\u5b66\u4e60\u66f2\u7ebf\u548c\u8bef\u5dee\u5206\u6790\u3002<\/p>\n

          \u5b66\u4e60\u66f2\u7ebf<\/p>\n

          \u6838\u5fc3\u63cf\u8ff0： \u5b66\u4e60\u66f2\u7ebf\u5c55\u793a\u8bad\u7ec3\u8bef\u5dee\u548c\u9a8c\u8bc1\u8bef\u5dee\u968f\u6570\u636e\u91cf\u6216\u8bad\u7ec3\u8f6e\u6570\u7684\u53d8\u5316，\u7528\u4e8e\u5224\u65ad\u62df\u5408\u72b6\u6001\u3002<\/p>\n<\/p>\n

          \u8bef\u5dee\u5206\u6790<\/p>\n

          \u6838\u5fc3\u63cf\u8ff0： \u5206\u6790\u9519\u8bef\u6837\u672c，\u627e\u51fa\u6a21\u578b\u7684\u8584\u5f31\u73af\u8282\u3002<\/p>\n\n\u5206\u6790\u7ef4\u5ea6\u8bf4\u660e<\/tr>\n\n\n\n\n\n
          \u9519\u8bef\u7c7b\u578b<\/td>\n\u54ea\u4e9b\u7c7b\u522b\u5bb9\u6613\u9519<\/td>\n<\/tr>\n
          \u9519\u8bef\u6a21\u5f0f<\/td>\n\u9519\u8bef\u6837\u672c\u7684\u5171\u540c\u7279\u5f81<\/td>\n<\/tr>\n
          \u9519\u8bef\u5206\u5e03<\/td>\n\u9519\u8bef\u662f\u5426\u96c6\u4e2d\u5728\u67d0\u533a\u57df<\/td>\n<\/tr>\n
          \u6539\u8fdb\u65b9\u5411<\/td>\n\u6839\u636e\u9519\u8bef\u627e\u4f18\u5316\u70b9<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
          1.3.3.3 \u5927\u6a21\u578b\u65f6\u4ee3\u4e0b\u673a\u5668\u5b66\u4e60\u7684\u53d8\u5316\u00a0<\/h5>\n
          \u2460 \u4ece"\u4e3a\u6bcf\u4e2a\u4efb\u52a1\u8bad\u7ec3\u6a21\u578b"\u5230"\u9884\u8bad\u7ec3+\u5fae\u8c03"<\/h6>\n

          \u6838\u5fc3\u63cf\u8ff0： \u4f20\u7edf ML \u4e3a\u6bcf\u4e2a\u4efb\u52a1\u5355\u72ec\u8bad\u7ec3\u6a21\u578b，\u5927\u6a21\u578b\u901a\u8fc7\u9884\u8bad\u7ec3 + \u5fae\u8c03\u89e3\u51b3\u591a\u4efb\u52a1\u3002<\/p>\n

          \u53d8\u5316：<\/p>\n\n\u7ef4\u5ea6\u4f20\u7edf ML\u5927\u6a21\u578b<\/tr>\n\n\n\n\n\n
          \u8bad\u7ec3\u65b9\u5f0f<\/td>\n\u4ece\u5934\u8bad\u7ec3<\/td>\n\u9884\u8bad\u7ec3 + \u5fae\u8c03<\/td>\n<\/tr>\n
          \u6a21\u578b\u6570\u91cf<\/td>\n\u6bcf\u4efb\u52a1\u4e00\u4e2a<\/td>\n\u4e00\u4e2a\u6a21\u578b\u591a\u4efb\u52a1<\/td>\n<\/tr>\n
          \u6570\u636e\u9700\u6c42<\/td>\n\u4efb\u52a1\u6570\u636e<\/td>\n\u6d77\u91cf\u9884\u8bad\u7ec3\u6570\u636e<\/td>\n<\/tr>\n
          \u5f00\u53d1\u6210\u672c<\/td>\n\u9ad8<\/td>\n\u4f4e<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
          \u2461 \u4ece"\u7279\u5f81\u5de5\u7a0b"\u5230"Prompt \u5de5\u7a0b"<\/h6>\n

          \u6838\u5fc3\u63cf\u8ff0： \u4f20\u7edf ML \u9700\u8981\u4eba\u5de5\u8bbe\u8ba1\u7279\u5f81，\u5927\u6a21\u578b\u901a\u8fc7Prompt \u8bbe\u8ba1\u5f15\u5bfc\u6a21\u578b\u8f93\u51fa\u3002<\/p>\n

          \u53d8\u5316：<\/p>\n\n\u7ef4\u5ea6\u4f20\u7edf ML\u5927\u6a21\u578b<\/tr>\n\n\n\n\n\n
          \u6838\u5fc3\u5de5\u4f5c<\/td>\n\u7279\u5f81\u5de5\u7a0b<\/td>\nPrompt \u5de5\u7a0b<\/td>\n<\/tr>\n
          \u4eba\u5de5\u4ecb\u5165<\/td>\n\u63d0\u53d6\u7279\u5f81<\/td>\n\u8bbe\u8ba1 Prompt<\/td>\n<\/tr>\n
          \u81ea\u52a8\u5316\u7a0b\u5ea6<\/td>\n\u4f4e<\/td>\n\u9ad8<\/td>\n<\/tr>\n
          \u95e8\u69db<\/td>\n\u9ad8<\/td>\n\u4f4e<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n
          \u2462 \u6570\u636e\u89c4\u6a21\u4e0e\u7b97\u529b\u89d2\u8272\u7684\u53d8\u5316<\/h6>\n

          \u6838\u5fc3\u63cf\u8ff0： \u5927\u6a21\u578b\u65f6\u4ee3，\u6570\u636e\u89c4\u6a21\u548c\u7b97\u529b\u6210\u4e3a\u6838\u5fc3\u7ade\u4e89\u529b\u3002<\/p>\n

          \u5bf9\u6bd4：<\/p>\n\n\u7ef4\u5ea6\u4f20\u7edf ML\u5927\u6a21\u578b<\/tr>\n\n\n\n\n\n\n
          \u6570\u636e\u89c4\u6a21<\/td>\n\u4e2d\u5c0f\u89c4\u6a21<\/td>\n\u6d77\u91cf（TB~PB）<\/td>\n<\/tr>\n
          \u7b97\u529b\u9700\u6c42<\/td>\n\u4f4e（CPU）<\/td>\n\u9ad8（GPU \u96c6\u7fa4）<\/td>\n<\/tr>\n
          \u7b97\u529b\u89d2\u8272<\/td>\n\u6b21\u8981<\/td>\n\u6838\u5fc3<\/td>\n<\/tr>\n
          \u8bad\u7ec3\u65f6\u95f4<\/td>\n\u5206\u949f~\u5c0f\u65f6<\/td>\n\u5929~\u6708<\/td>\n<\/tr>\n
          \u6210\u672c<\/td>\n\u4f4e<\/td>\n\u9ad8<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          1.4 \u90e8\u7f72<\/h2>\n

          1.4.1 \u90e8\u7f72\u7684\u57fa\u672c\u6982\u5ff5（\u6982\u5ff5\u7ea7）<\/h4>\n

          \u90e8\u7f72\u662f\u5c06\u8bad\u7ec3\u597d\u7684\u6a21\u578b\u4e0a\u7ebf\u5230\u751f\u4ea7\u73af\u5883，\u5bf9\u5916\u63d0\u4f9b\u670d\u52a1\u7684\u8fc7\u7a0b\u3002<\/p>\n

          \u90e8\u7f72\u7684\u6838\u5fc3\u73af\u8282<\/p>\n\n\u73af\u8282\u8bf4\u660e<\/tr>\n\n\n\n\n\n\n
          \u6a21\u578b\u6301\u4e45\u5316<\/td>\n\u4fdd\u5b58\u8bad\u7ec3\u597d\u7684\u6a21\u578b<\/td>\n<\/tr>\n
          \u6a21\u578b\u52a0\u8f7d<\/td>\n\u5728\u751f\u4ea7\u73af\u5883\u52a0\u8f7d\u6a21\u578b<\/td>\n<\/tr>\n
          \u63a8\u7406\u670d\u52a1<\/td>\n\u63a5\u6536\u8bf7\u6c42，\u8fd4\u56de\u9884\u6d4b<\/td>\n<\/tr>\n
          \u76d1\u63a7<\/td>\n\u76d1\u63a7\u7ebf\u4e0a\u8868\u73b0<\/td>\n<\/tr>\n
          \u66f4\u65b0<\/td>\n\u6a21\u578b\u8fed\u4ee3\u540e\u91cd\u65b0\u90e8\u7f72<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          \u5e38\u89c1\u90e8\u7f72\u65b9\u5f0f<\/p>\n\n\u65b9\u5f0f\u8bf4\u660e\u9002\u7528<\/tr>\n\n\n\n\n\n
          \u672c\u5730\u90e8\u7f72<\/td>\n\u6a21\u578b\u5728\u672c\u5730\u8fd0\u884c<\/td>\n\u5c0f\u89c4\u6a21\u3001\u9690\u79c1\u8981\u6c42\u9ad8<\/td>\n<\/tr>\n
          API \u670d\u52a1<\/td>\n\u6a21\u578b\u5c01\u88c5\u4e3a API<\/td>\nWeb \u5e94\u7528<\/td>\n<\/tr>\n
          \u4e91\u670d\u52a1<\/td>\n\u90e8\u7f72\u5230\u4e91\u5e73\u53f0<\/td>\n\u5927\u89c4\u6a21\u3001\u5f39\u6027\u6269\u5c55<\/td>\n<\/tr>\n
          \u8fb9\u7f18\u90e8\u7f72<\/td>\n\u90e8\u7f72\u5230\u8bbe\u5907<\/td>\n\u4f4e\u5ef6\u8fdf\u3001\u79bb\u7ebf<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          \u8bf4\u660e： \u90e8\u7f72\u662f\u6a21\u578b\u4ece\u5b9e\u9a8c\u5ba4\u5230\u751f\u4ea7\u7684\u5173\u952e\u4e00\u6b65\u3002<\/p>\n

          1.4.2 \u6a21\u578b\u6301\u4e45\u5316\u4e0e\u63a8\u7406（\u6982\u5ff5\u7ea7）<\/h4>\n

          \u6a21\u578b\u6301\u4e45\u5316\u662f\u4fdd\u5b58\u6a21\u578b，\u63a8\u7406\u662f\u7528\u6a21\u578b\u9884\u6d4b\u65b0\u6570\u636e\u3002<\/p>\n

          \u6a21\u578b\u6301\u4e45\u5316<\/p>\n\n\u65b9\u5f0f\u8bf4\u660e\u683c\u5f0f<\/tr>\n\n\n\n\n\n
          Pickle<\/td>\nPython \u539f\u751f\u5e8f\u5217\u5316<\/td>\n.pkl<\/td>\n<\/tr>\n
          Joblib<\/td>\n\u9002\u5408\u5927\u6a21\u578b<\/td>\n.joblib<\/td>\n<\/tr>\n
          ONNX<\/td>\n\u8de8\u5e73\u53f0\u683c\u5f0f<\/td>\n.onnx<\/td>\n<\/tr>\n
          SavedModel<\/td>\nTensorFlow \u683c\u5f0f<\/td>\n\u76ee\u5f55<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          \u6a21\u578b\u63a8\u7406<\/p>\n

          \u6838\u5fc3\u63cf\u8ff0： \u63a8\u7406\u662f\u7528\u8bad\u7ec3\u597d\u7684\u6a21\u578b\u5bf9\u65b0\u6570\u636e\u8fdb\u884c\u9884\u6d4b\u3002<\/p>\n

          \u63a8\u7406\u4f18\u5316<\/p>\n\n\u4f18\u5316\u8bf4\u660e<\/tr>\n\n\n\n\n\n
          \u6279\u5904\u7406<\/td>\n\u6279\u91cf\u63a8\u7406，\u63d0\u5347\u541e\u5410<\/td>\n<\/tr>\n
          \u91cf\u5316<\/td>\n\u964d\u4f4e\u7cbe\u5ea6，\u51cf\u5c11\u8ba1\u7b97<\/td>\n<\/tr>\n
          \u84b8\u998f<\/td>\n\u5c0f\u6a21\u578b\u66ff\u4ee3\u5927\u6a21\u578b<\/td>\n<\/tr>\n
          \u7f13\u5b58<\/td>\n\u7f13\u5b58\u5e38\u89c1\u8bf7\u6c42\u7ed3\u679c<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

          \u8bf4\u660e： \u63a8\u7406\u4f18\u5316\u662f\u5927\u6a21\u578b\u90e8\u7f72\u7684\u6838\u5fc3\u6311\u6218\u3002<\/p>\n

          1.4.3 \u90e8\u7f72\u9636\u6bb5\u7684\u62df\u5408\u95ee\u9898（\u7ebf\u4e0a\u5206\u5e03\u504f\u79fb）<\/h4>\n

          \u7ebf\u4e0a\u5206\u5e03\u504f\u79fb\u662f\u6307\u7ebf\u4e0a\u6570\u636e\u5206\u5e03\u4e0e\u8bad\u7ec3\u6570\u636e\u5206\u5e03\u4e0d\u4e00\u81f4，\u5bfc\u81f4\u6a21\u578b\u6548\u679c\u4e0b\u964d\u3002<\/p>\n

          \u95ee\u9898\u6765\u6e90<\/p>\n\n\u7c7b\u578b\u8bf4\u660e\u793a\u4f8b<\/tr>\n\n\n\n\n
          \u534f\u53d8\u91cf\u504f\u79fb<\/td>\n\u8f93\u5165\u5206\u5e03\u53d8\u5316<\/td>\n\u8bad\u7ec3\u96c6\u662f\u5e74\u8f7b\u4eba，\u7ebf\u4e0a\u662f\u8001\u5e74\u4eba<\/td>\n<\/tr>\n
          \u6807\u7b7e\u504f\u79fb<\/td>\n\u6807\u7b7e\u5206\u5e03\u53d8\u5316<\/td>\n\u8bad\u7ec3\u96c6\u6b63\u8d1f 1:1，\u7ebf\u4e0a 1:9<\/td>\n<\/tr>\n
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          \u6458\u8981：\u672c\u6587\u662f\u673a\u5668\u5b66\u4e60\u6a21\u5757\u7684\u603b\u89c8，\u65e8\u5728\u4e3a\u540e\u7eed\u7b97\u6cd5\u7ae0\u8282\u5efa\u7acb\u5168\u5c40\u8ba4\u77e5\u3002\u5185\u5bb9\u5206\u4e3a\u516d\u90e8\u5206：AI \u4e0e ML \u7684\u5173\u7cfb\u660e\u786e\u4eba\u5de5\u667a\u80fd\u3001\u673a\u5668\u5b66\u4e60\u3001\u6df1\u5ea6\u5b66\u4e60\u3001\u5927\u6a21\u578b\u7684\u5305\u542b\u5173\u7cfb，\u7406\u89e3\u5927\u6a21\u578b\u7684\u5b9a\u4f4d；\u6838\u5fc3\u6d41\u7a0b\u8d2f\u7a7f\u300c\u6570\u636e \u2192 \u7279\u5f81\u5de5\u7a0b \u2192 \u8bad\u7ec3\u4e0e\u4f18\u5316 \u2192 \u8bc4\u4f30 \u2192 \u8fed\u4ee3 \u2192 \u90e8\u7f72\u300d\u516d\u9636\u6bb5，\u6bcf\u4e2a\u9636\u6bb5\u6709\u660e\u786e\u76ee\u6807\u548c\u4ea7\u51fa，\u5efa\u6a21\u662f\u5faa\u73af\u8fed\u4ee3\u7684\u8fc7\u7a0b；\u62df\u5408\u95ee\u9898\u662f\u672c\u7ae0\u4e3b\u7ebf，\u4ecb\u7ecd\u8fc7\u62df\u5408\u4e0e\u6b20\u62df\u5408\u3001\u504f\u5dee-<\/p>\n","protected":false},"author":2,"featured_media":118153,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[868,50],"topic":[],"class_list":["post-118171","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-server","tag-868","tag-50"],"yoast_head":"\n\u5927\u6a21\u578b\u5b66\u4e60\u4e4b\u673a\u5668\u5b66\u4e60\u2014\u2014\u673a\u5668\u5b66\u4e60\u6982\u8ff0 - 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