{"id":36013,"date":"2022-07-22T18:00:54","date_gmt":"2022-07-22T10:00:54","guid":{"rendered":"https:\/\/swarma.org\/?p=36013"},"modified":"2022-07-22T18:00:54","modified_gmt":"2022-07-22T10:00:54","slug":"%e5%b4%94%e9%b9%8f%ef%bc%9a%e6%8e%a8%e8%8d%90%e7%b3%bb%e7%bb%9f%e7%9a%84%e5%88%86%e5%b8%83%e5%a4%96%e6%b3%9b%e5%8c%96-%e5%9b%a0%e6%9e%9c%e6%b4%be%e8%ae%ba%e5%9d%9b%e5%9b%9e%e9%a1%be","status":"publish","type":"post","link":"https:\/\/swarma.org\/?p=36013","title":{"rendered":"\u5d14\u9e4f\uff1a\u63a8\u8350\u7cfb\u7edf\u7684\u5206\u5e03\u5916\u6cdb\u5316 | \u56e0\u679c\u6d3e\u8bba\u575b\u56de\u987e"},"content":{"rendered":"
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\u56e0\u679cAI\u4f5c\u4e3a\u4e0b\u4e00\u4ee3AI\u6280\u672f\u7684\u91cd\u8981\u65b9\u5411\u4e4b\u4e00\uff0c\u53ef\u4ee5\u5c06\u4ea7\u4e1a\u754c\u7684\u771f\u5b9e\u9700\u6c42\u548c\u79d1\u6280\u7406\u5ff5\u6df1\u5ea6\u7ed3\u5408\u4e0e\u78b0\u649e\uff0c\u4ea7\u751f\u66f4\u5f3a\u7684\u529b\u91cf\uff0c\u8ba9\u56e0\u679c\u79d1\u5b66\u5728\u5546\u4e1a\u793e\u4f1a\u5f00\u82b1\u7ed3\u679c\u3002<\/span>\u56e0\u679cAI\u5728\u8425\u9500\u9886\u57df\u5e26\u6765\u7684\u6838\u5fc3\u5546\u4e1a\u4ef7\u503c\u4e4b\u4e00\u5c31\u662f\u6316\u6398\u548c\u8fd8\u539f\u7528\u6237\u6bcf\u4e00\u6b21\u4ea4\u6613\u80cc\u540e\u7684\u771f\u5b9e\u9700\u6c42\u3002<\/span>\u5e76\u4e14\u8ffd\u6c42\u7684\u662f\u9ad8\u4e8e\u201c\u89c2\u5bdf\u5230\u201d\u7684\u6d45\u5c42\u4ea4\u6613\u56e0\u7d20\u80cc\u540e\uff0c\u90a3\u4e9b\u5c1a\u672a\u88ab\u6709\u6548\u63a2\u7d22\u7684\u5de8\u5927\u4ef7\u503c\u3002<\/span><\/p>\n


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7\u67082\u65e5\uff0c\u7531\u96f6\u7280\u79d1\u6280\u4e0e\u96c6\u667a\u4ff1\u4e50\u90e8\u5171\u540c\u6253\u9020\uff0c\u65e8\u5728\u52a0\u901f\u4eba\u5de5\u667a\u80fd\u5b66\u754c\u548c\u4ea7\u4e1a\u754c\u5728\u56e0\u679c\u79d1\u5b66\u9886\u57df\u878d\u5408\u63a2\u7d22\u7684\u201c\u56e0\u679c\u6d3e<\/a>\u201d\u8bba\u575b\u6210\u529f\u53ec\u5f00\u3002<\/span>\u6e05\u534e\u5927\u5b66\u8ba1\u7b97\u673a\u7cfb\u957f\u8058\u526f\u6559\u6388\u3001\u535a\u58eb\u751f\u5bfc\u5e08\u5d14\u9e4f\u6559\u6388\u5219\u662f\u4ece\u53e6\u4e00\u4e2a\u89c6\u89d2\u6765\u770b\u5f85\u56e0\u679c\u3002<\/span>\u4ed6\u66f4\u52a0\u6ce8\u91cd\u4e8e\u5c06\u56e0\u679c\u5e94\u7528\u5230\u9884\u6d4b\u548c\u51b3\u7b56\u573a\u666f\u65f6\u5982\u4f55\u89e3\u51b3\u76f8\u5173\u9886\u57df\u7684\u75db\u70b9\u95ee\u9898\u3002<\/span>\u7531\u6b64\u63d0\u51fa\u4e86\u7a33\u5b9a\u5b66\u4e60\u7684\u6982\u5ff5\uff0c\u5e0c\u671b\u80fd\u591f\u89e3\u51b3\u673a\u5668\u5b66\u4e60\u7684\u7a33\u5b9a\u6027\u3001\u89e3\u91ca\u6027\u548c\u516c\u5e73\u6027\u7684\u95ee\u9898\u3002<\/span><\/p>\n


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\u7279\u522b\u662f\u9488\u5bf9\u63a8\u8350\u7cfb\u7edf\u51fa\u73b0\u7684\u5206\u5e03\u5916\u6cdb\u5316\uff08Out-Of-Distribution, OOD\uff09\u65b9\u9762\u7684\u95ee\u9898\uff0c\u5d14\u9e4f\u6559\u6388\u5206\u4eab\u4e86\u4e00\u4e9b\u5229\u7528\u5bf9\u4e8e\u56e0\u679c\u7684\u7406\u89e3\u53bb\u89e3\u51b3\u7684\u65b9\u6cd5\u3002<\/span><\/span><\/span><\/p>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n

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\u4e01\u5584\u4e00<\/span><\/strong><\/span><\/strong> <\/span>| <\/strong><\/span><\/strong><\/span><\/strong><\/span><\/strong>\u4f5c\u8005<\/strong><\/span><\/strong><\/span><\/strong><\/span><\/strong><\/p>\n

\u9093\u4e00\u96ea<\/span> <\/span>| <\/strong><\/span>\u7f16\u8f91<\/strong><\/p>\n


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1. \u4ece<\/span><\/strong><\/strong>I.I.D\u5230OOD\u7684\u8303\u5f0f\u8f6c\u79fb<\/strong><\/p>\n<\/section>\n

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    <\/section>\n<\/ol>\n
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    \u56fe1 AI\u7b97\u6cd5\u7684\u5c40\u9650\u6027<\/span><\/section>\n

    <\/span><\/section>\n
    \u9996\u5148\uff0c\u4eba\u5de5\u667a\u80fd\u975e\u5e38\u4f9d\u8d56\u4e8e\u72ec\u7acb\u540c\u5206\u5e03\u5047\u8bbe<\/span>\uff08Independent and Identically Distributed, I.I.D\uff09<\/span>\uff0c\u8fd9\u662f\u5b83\u5b58\u5728\u5c40\u9650\u6027\u7684\u4e3b\u8981\u539f\u56e0\u3002\u8be5\u5047\u8bbe\u8981\u6c42\u8bad\u7ec3\u6a21\u578b\u65f6\u7684\u6570\u636e\u5206\u5e03\u548c\u6d4b\u8bd5\u6a21\u578b\u65f6\u7684\u6570\u636e\u5206\u5e03\u662f\u540c\u4e00\u4e2a\uff0c\u8fd9\u6837\u624d\u80fd\u4fdd\u8bc1\u673a\u5668\u5b66\u4e60\u7684\u6a21\u578b\u7684\u6027\u80fd\u3002\u4f46\u662f\u5728\u771f\u5b9e\u5f00\u653e\u7684\u4e16\u754c\u4e2d\u4ea7\u751f\u7684\u6570\u636e\u548c\u8bad\u7ec3\u6570\u636e\u7684\u5206\u5e03\u662f\u4e0d\u540c\u7684\u3002\u8fd9\u7ed9\u673a\u5668\u5b66\u4e60\u6a21\u578b\u7684\u771f\u6b63\u843d\u5730\u5e26\u6765\u975e\u5e38\u5927\u7684\u6311\u6218\u3002<\/span><\/section>\n

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    \u56fe2 \u63a8\u8350\u7cfb\u7edf\u4e2d\u7684\u5206\u5e03\u8fc1\u79fb<\/span><\/section>\n

    <\/span><\/section>\n

    1.1 \u63a8\u8350\u7cfb\u7edf\u4e2d\u7684OOD\u95ee\u9898<\/span><\/strong><\/span><\/h2>\n

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    \u5728\u63a8\u8350\u7cfb\u7edf\u4e2d\u4e5f\u5b58\u5728\u540c\u6837\u7684\u95ee\u9898\uff0c\u4e3b\u8981\u5206\u4e3a\u4e24\u7c7b\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    \u7b2c\u4e00\u7c7b\u662f\u81ea\u7136\u8fc1\u79fb<\/span>\uff08Natural Shift\uff09<\/span>\uff0c\u662f\u81ea\u7136\u7684\u5206\u5e03\u8fc1\u79fb\uff0c\u4f53\u73b0\u5728\u65f6\u95f4\u3001\u7a7a\u95f4\u548c\u4eba\u7fa4\u7684\u7ef4\u5ea6\u3002\u6bd4\u5982\u57fa\u4e8e\u67d0\u4e2a\u57ce\u5e02\u8bad\u7ec3\u51fa\u6765\u7684\u4e00\u4e2a\u6a21\u578b\uff0c\u5728\u63a8\u5e7f\u5230\u5176\u4ed6\u57ce\u5e02\u65f6\uff0c\u63a8\u8350\u7b97\u6cd5\u5e76\u4e0d\u4e00\u5b9a\u8fd8\u80fd\u50cf\u8bad\u7ec3\u6570\u636e\u5206\u5e03\u4e0b\u90a3\u4e48\u4f18\u79c0\u3002<\/span><\/section>\n

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    \u7b2c\u4e8c\u7c7b\u662f\u4eba\u5de5\u8fc1\u79fb<\/span>\uff08Artificial Shift\uff09<\/span>\uff0c\u63a8\u8350\u7cfb\u7edf\u662f\u4e00\u4e2a\u5178\u578b\u7684\u9a6c\u592a\u6548\u5e94\u81ea\u589e\u5f3a\u7684\u7cfb\u7edf\uff0c\u57fa\u4e8e\u89c2\u6d4b\u6570\u636e\u8bad\u7ec3\u6a21\u578b\uff0c\u7136\u540e\u4f9d\u636e\u6a21\u578b\u8fdb\u884c\u63a8\u8350\uff0c\u7528\u6237\u5728\u63a8\u8350\u673a\u5236\u4e0b\u4ea7\u751f\u4e00\u4e9b\u4ea4\u4e92\u540e\uff0c\u53c8\u751f\u6210\u4e86\u65b0\u7684\u89c2\u6d4b\u6570\u636e\u3002<\/span><\/section>\n

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    \u8003\u8651\u8fd9\u6837\u4e00\u4e2a\u4f8b\u5b50\uff0c\u5047\u5982\u67d0\u4e2a\u63a8\u8350\u7cfb\u7edf\u7684\u6a21\u578b\u4e00\u5f00\u59cb\u5927\u90e8\u5206\u89c2\u6d4b\u6570\u636e\u662f\u70ed\u95e8\u5546\u54c1\uff0c\u90a3\u8fd9\u4e2a\u6a21\u578b\u8bad\u7ec3\u51fa\u6765\u540e\u5c31\u4f1a\u6162\u6162\u805a\u7126\u5230\u8fd9\u4e9b\u70ed\u95e8\u5546\u54c1\u4e0a\u3002\u4f46\u662f\u5728\u4e00\u4e2a\u771f\u5b9e\u7684\u63a8\u8350\u573a\u666f\u4e0b\uff0c\u7528\u6237\u548c\u4fe1\u606f\u6c38\u8fdc\u90fd\u662f\u5448\u73b0\u957f\u5c3e\u5206\u5e03\u5f62\u5f0f\u7684\u3002\u5185\u5316\u7684\u4e00\u81f4\u6027\u504f\u5dee\u548c\u771f\u5b9e\u6570\u636e\u4e4b\u95f4\u4f1a\u4ea7\u751f\u975e\u5e38\u5927\u7684\u5dee\u5f02\uff0c\u8fd9\u4e2a\u5dee\u5f02\u5c31\u4f1a\u4f7f\u5f97\u63a8\u8350\u7cfb\u7edf\u5bf9\u4e8e\u4e0d\u592a\u70ed\u95e8\u7684\u4ea7\u54c1\u548c\u4e0d\u592a\u6d3b\u8dc3\u7684\u7528\u6237\u8d8a\u6765\u8d8a\u4e0d\u53cb\u597d\u3002\u8fd9\u5c31\u662f\u4e00\u79cd\u5178\u578b\u7684\u4eba\u5de5\u8fc1\u79fb\u3002<\/span><\/section>\n

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    \u4e0d\u4ec5\u4ec5\u662f\u4e0a\u8ff0\u504f\u5dee\uff0c\u4ece\u63a8\u8350\u7cfb\u7edf\u7684\u7814\u7a76\u89d2\u5ea6\u6765\u770b\uff0c\u8fd8\u5b58\u5728\u7740\u5927\u91cf\u4eba\u4eec\u6240\u4e0d\u77e5\u9053\u7684\u504f\u5dee\uff0c\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u5c31\u9700\u8981\u4e00\u822c\u6027\u504f\u5dee\u6821\u6b63<\/span>\uff08General Debias\uff09<\/span>\u3002\u4f20\u7edf\u7684\u673a\u5668\u5b66\u4e60\u505a\u4e86I.I.D\u5047\u8bbe\uff0c\u4ece\u800c\u6d4b\u8bd5\u6570\u636e\u96c6\u5df2\u77e5\u3002\u4f46\u662f\u5728\u771f\u5b9e\u7684\u573a\u666f\u4e0b\u9700\u8981\u89e3\u51b3\u7684\u6070\u597d\u5c31\u662f\u5206\u5e03\u5916\u6cdb\u5316<\/span>\uff08Out-Of-Distribution, OOD\uff09<\/span>\u7684\u95ee\u9898\u3002<\/span><\/section>\n

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    \u89e3\u51b3OOD\u95ee\u9898\u65f6\u6709\u4e24\u4e2a\u6838\u5fc3\u601d\u8def\uff1a<\/span><\/section>\n

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    \u4e00\u79cd\u65b9\u5f0f\u662fOOD\u81ea\u9002\u5e94<\/span>\uff08OOD Adaptation\uff09<\/span>\uff0c\u4e3b\u8981\u9488\u5bf9\u6d4b\u8bd5\u5206\u5e03\u5df2\u77e5<\/span>\uff08\u6216\u90e8\u5206\u5df2\u77e5\uff09<\/span>\u7684\u60c5\u51b5\uff0c\u8fd9\u91cc\u6211\u4eec\u6682\u4e0d\u8ba8\u8bba\u3002<\/span><\/section>\n

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    \u53e6\u4e00\u79cd\u65b9\u5f0f\u662fOOD\u6cdb\u5316<\/span>\uff08OOD Generalization\uff09<\/span>\uff0c\u4e3b\u8981\u9488\u5bf9\u4e2a\u5206\u652f\u6d4b\u8bd5\u5206\u5e03\u662f\u672a\u77e5\u7684\uff0c\u5e76\u4e14\u7edd\u5927\u90e8\u5206\u60c5\u51b5\u4e0b\u548c\u8bad\u7ec3\u5206\u5e03\u4e0d\u540c\uff0c\u8fd9\u4e2a\u4e5f\u662f\u6211\u4eec\u63a5\u4e0b\u6765\u8ba8\u8bba\u7684\u91cd\u70b9\u3002<\/span><\/section>\n

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    1.2 OOD\u6cdb\u5316\u4e0e\u4f20\u7edf\u673a\u5668\u5b66\u4e60\u6cdb\u5316\u7684\u533a\u522b<\/span><\/strong><\/span><\/h2>\n

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    OOD\u6cdb\u5316<\/span>\uff08OOD Generalization\uff09<\/span>\u548c\u4f20\u7edf\u673a\u5668\u5b66\u4e60\u7684\u6cdb\u5316\u5b58\u5728\u5dee\u522b\u3002OOD\u6cdb\u5316\u66f4\u591a\u7684\u662f\u5916\u63d2\u95ee\u9898\uff0c\u800c\u4f20\u7edf\u673a\u5668\u5b66\u4e60\u7684\u7b97\u6cd5\u66f4\u591a\u7684\u662f\u7814\u7a76\u5185\u63d2\u95ee\u9898\u3002\u5982\u4f55\u7406\u89e3\u5185\u63d2\u548c\u5916\u63d2\u7684\u533a\u522b\u5462\uff1f<\/span><\/section>\n

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    \u7528\u6280\u672f\u4e0a\u7684\u8bed\u8a00\u6765\u63cf\u8ff0\u5c31\u662f\uff0c\u7528\u56de\u5f52\u65b9\u7a0b\u9884\u6d4b\u6837\u672c\u6570\u636e\u8303\u56f4\u4ee5\u5916\u7684\u6570\u503c\u79f0\u4e3a\u5916\u63d2\u6cd5\uff0c\u800c\u5185\u63d2\u6cd5\u5219\u662f\u5728\u6837\u672c\u6570\u636e\u7684\u8303\u56f4\u5185\u9884\u6d4b\u3002\u6211\u4eec\u4e3e\u4e2a\u4f8b\u5b50\uff0c\u6709\u4e00\u4e2a\u7537\u751f\u548c\u5973\u5b69\u8bf4\uff0c\u4f60\u6628\u5929\u6ca1\u6709\u7537\u670b\u53cb\uff0c\u4eca\u5929\u4f60\u6709\u4e00\u4e2a\u7537\u670b\u53cb\u3002\u8fd9\u662f\u53d1\u751f\u7684\u4e8b\u5b9e\uff0c\u5982\u679c\u6211\u4eec\u505a\u5185\u63d2\uff0c\u5c31\u76f8\u5f53\u4e8e\u6628\u5929\u665a\u4e0a\u4f60\u5927\u6982\u67090.8\u4e2a\u7537\u670b\u53cb\uff1b\u5982\u679c\u6211\u4eec\u505a\u5916\u63d2\uff0c\u90a3\u5c31\u662f\u5728\u672c\u6708\u5e95\u7684\u65f6\u5019\u4f60\u5927\u6982\u8981\u6709 30\u4e2a\u7537\u670b\u53cb\uff0c\u8fd9\u5c31\u662f\u4e00\u4e2a\u975e\u5e38\u6709\u98ce\u9669\u7684\u505a\u6cd5\u3002<\/span><\/section>\n

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    \u4eca\u5929\u7684\u6570\u636e\u91c7\u96c6\u80fd\u529b\u5df2\u7ecf\u5f88\u5f3a\uff0c\u4f46\u5f53\u771f\u6b63\u843d\u5730\u65f6\uff0c\u4f1a\u53d1\u73b0\u8fd8\u662f\u6ca1\u6709\u529e\u6cd5\u53bb\u8986\u76d6\u6240\u6709\u7684\u53ef\u80fd\u60c5\u51b5\u3002\u5982\u679c\u60f3\u8981\u89e3\u51b3\u771f\u5b9e\u4e16\u754c\u7684\u95ee\u9898\uff0c\u5c31\u4e00\u5b9a\u8fd8\u8981\u6709\u5916\u63d2\u7684\u80fd\u529b\uff0c\u800c\u8fd9\u6070\u597d\u662f\u4eca\u5929\u7684\u673a\u5668\u5b66\u4e60\u6240\u4e0d\u5177\u5907\u3002\u5916\u63d2\u975e\u5e38\u6709\u6311\u6218\u6027\uff0c\u5e76\u4e14\u98ce\u9669\u6781\u5927\uff0c\u5b83\u9700\u8981\u4e00\u4e2a\u975e\u5e38\u5f3a\u7684\u524d\u63d0\u6761\u4ef6\u3002<\/span><\/section>\n

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    \u56fe3 \u4e0d\u53d8\u6027<\/span><\/section>\n

    <\/span><\/section>\n
    \u5916\u63d2\u7684\u57fa\u7840\u662f\u4e0d\u53d8\u6027<\/span>\uff08Invariance\uff09<\/span>\u3002\u4e2d\u56fd\u54f2\u5b66\u6709\u4e00\u53e5\u8bdd\u53eb\u505a\u4ee5\u4e0d\u53d8\u5e94\u4e07\u53d8\uff0c\u8fd9\u5c31\u662f\u5728\u505a\u5916\u63d2\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    \u5982\u4f55\u627e\u4e0d\u53d8\u6027\u5462\uff1f\u53ef\u4ee5\u7406\u89e3\u6210\u7269\u7406\u5b66\u4e5f\u662f\u5728\u627e\u4e0d\u53d8\u6027\u3002\u6bd4\u5982\uff0c\u725b\u987f\u770b\u5230\u4e00\u4e2a\u82f9\u679c\u6389\u4e0b\u6765\uff0c\u6d4b\u4e00\u4e0b\u6389\u843d\u7684\u7cfb\u6570\u662f\u591a\u5c11\u3002\u6211\u4eec\u53d1\u73b0\u4e86\u4e00\u4e2a\u5b9a\u5f8b\uff0c\u90a3\u7ee7\u7eed\u518d\u53bb\u6d4b\u8bd5\u4e00\u4e2a\u94c1\u7403\uff0c\u518d\u53bb\u6d4b\u8bd5\u4e00\u6735\u68c9\u82b1\uff0c\u7b49\u7b49\u3002\u4ece\u6240\u6709\u7684\u8fd9\u4e9b\u89c2\u6d4b\u91cc\u8fb9\uff0c\u6211\u4eec\u603b\u7ed3\u4e0b\u6765\u7684\u4e00\u4e2a\u5f62\u5982G\u7684\u7cfb\u6570\uff0c\u4ee5\u53ca\u5f15\u529b\u5b9a\u5f8b\u3002\u63a8\u800c\u5e7f\u4e4b\uff0c\u6211\u4eec\u5c31\u8ba4\u4e3a\u8fd9\u662f\u4e00\u4e2a\u5177\u6709\u4e0d\u53d8\u6027\u7684\u5b9a\u5f8b\uff0c\u6240\u4ee5\u6211\u4eec\u624d\u80fd\u7528\u8fd9\u6837\u7684\u4e00\u4e2a\u5b9a\u5f8b\u53bb\u89e3\u91ca\u4e07\u7269\u7684\u91cd\u529b\u6548\u5e94\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    <\/section>\n
    \u56fe4 \u6570\u636e\u62df\u5408\u548c\u5bfb\u627e\u4e0d\u53d8\u6027<\/span><\/section>\n

    <\/span><\/section>\n
    \u5728I.I.D\u5047\u8bbe\u4e0b\uff0c\u552f\u4e00\u8981\u505a\u7684\u5c31\u662f\u6570\u636e\u62df\u5408<\/span>\uff08Data Fitting\uff09<\/span>\uff0c\u53ea\u9700\u8981\u89c4\u907f\u8fc7\u62df\u5408<\/span>\uff08Overfitting\uff09<\/span>\u548c\u6b20\u62df\u5408<\/span>\uff08Underfitting\uff09<\/span>\u3002\u800c\u5728OOD\u573a\u666f\u4e0b\uff0c\u5c31\u662f\u8981\u627e\u4e0d\u53d8\u6027<\/span>\uff08Finding Invariance\uff09<\/span>\uff0c\u5728\u627e\u5230\u4e0d\u53d8\u6027\u540e\uff0c\u7528\u4e0d\u53d8\u6027\u505a\u9884\u6d4b\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    \u6211\u4eec\u7684\u56e2\u961f\u5728\u4e24\u6761\u6280\u672f\u8def\u5f84\u90fd\u505a\u4e86\u76f8\u5e94\u7684\u63a2\u7d22\uff0c\u56f4\u7ed5\u56e0\u679c\u63a8\u7406\u6280\u672f\u548c\u4ece\u5f02\u8d28\u6027\u4e2d\u627e\u5230\u4e0d\u53d8\u673a\u5236\u3002<\/span><\/section>\n

    <\/span><\/section>\n

    <\/span><\/section>\n

    \n
    \n
    \n
    \n
    \n

    <\/section>\n

    <\/section>\n
    \n
    <\/svg><\/section>\n<\/section>\n<\/section>\n
    \n

    2. \u4e0d\u53d8\u6027\u7684\u6280\u672f\u63a2\u7d22\u4e4b\u8def<\/span><\/strong><\/strong><\/p>\n<\/section>\n

    \n

    <\/section>\n

    <\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/h3>\n

    <\/section>\n

    2.1 \u56e0\u679c\u63a8\u7406\u4e0e\u4e0d\u53d8\u6027\u7684\u7b49\u4ef7\u5173\u7cfb<\/span><\/strong><\/span><\/h2>\n

    <\/span><\/section>\n
    \u7b2c\u4e00\u6761\u6280\u672f\u8def\u5f84\u662f\u56e0\u679c\u63a8\u7406<\/span>\uff08Causal Inference\uff09<\/span>\u3002\u4e4b\u524d\u6709\u7814\u7a76\u53ef\u4ee5\u8bc1\u660e\uff0c\u56e0\u679c\u5173\u7cfb<\/span>\uff08Causality\uff09<\/span>\u548c\u4e0d\u53d8\u6027<\/span>\uff08Invariance\uff09<\/span>\u4e4b\u95f4\u5b58\u5728\u7740\u4e00\u5b9a\u7684\u7b49\u4ef7\u5173\u7cfb\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    <\/section>\n
    \u56fe5 \u6570\u636e\u5206\u5e03\u5206\u89e3<\/span><\/section>\n

    <\/span><\/section>\n
    \u5982\u4f55\u628a\u56e0\u679c\u5173\u7cfb\u5177\u6709\u4e0d\u53d8\u6027\u5c5e\u6027\u7684\u7ed3\u6784\u96c6\u6210\u5230\u673a\u5668\u5b66\u4e60\u6846\u67b6\u91cc\u9762\u53bb\uff0c\u662f\u6211\u4eec\u8981\u89e3\u51b3\u7684\u4e00\u4e2a\u95ee\u9898\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    \u6211\u4eec\u4ee5\u63a8\u8350\u7cfb\u7edf\u7684\u573a\u666f\u6765\u770b\uff0c\u5728\u63a8\u8350\u7cfb\u7edf\u6570\u636e\u7684\u5206\u5e03\u65e0\u5916\u4e4e\u5c31\u662f\u5546\u54c1<\/span>\uff08Item\uff09<\/span>\u7684\u5206\u5e03\uff0c\u7528\u6237<\/span>\uff08User\uff09<\/span>\u7684\u5206\u5e03\u4ee5\u53ca\u4ed6\u4eec\u4e4b\u95f4\u7684\u8054\u5408\u5206\u5e03\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    \u63a8\u8350\u7cfb\u7edf\u7684\u6570\u636e\u5206\u5e03\u53ef\u8fdb\u884c\u5206\u89e3\u3002\u5c31\u6bd4\u5982\uff0c\u7ed9\u5b9a\u4e00\u4e2a\u7528\u6237\uff0c\u7ed9\u5b9a\u4e00\u4e2a\u5546\u54c1\u3002\u89c2\u5bdf\u8fd9\u4e2a\u7528\u6237\u4f1a\u4e0d\u4f1a\u4e70\u8fd9\u4e2a\u5546\u54c1\uff0c\u8fd9\u6837\u7684\u4e00\u4e2a\u76ee\u6807\u5206\u5e03\u3002\u5bf9\u8fd9\u4e2a\u5206\u5e03\u8fdb\u884c\u5206\u89e3\u540e\u53d1\u73b0\uff0c\u5982\u679c\u60f3\u8981\u4fdd\u8bc1\u5b83\u4e0d\u53d8\uff0c\u6709\u4e24\u79cd\u529e\u6cd5\u3002\u4e00\u79cd\u662f\u6839\u636e\u89c2\u6d4b\u7528\u6237\u4ee5\u524d\u8d2d\u4e70\u8fc7\u7684\u5546\u54c1\uff0c\u7136\u540e\u6839\u636e\u6240\u7ed9\u7684\u7528\u6237\u5c06\u5176\u5546\u54c1\u7684\u5206\u5e03\u63a8\u51fa\u3002\u53e6\u4e00\u4e2a\u5219\u662f\u6839\u636e\u8fd9\u4e2a\u7528\u6237\u4ee5\u524d\u4e0d\u559c\u6b22\u7684\u5546\u54c1\uff0c\u63a8\u51fa\u4e00\u4e2a\u8be5\u7528\u6237\u4e0d\u559c\u6b22\u5546\u54c1\u7684\u5c5e\u6027\u5206\u5e03\u3002\u53ef\u4ee5\u7406\u89e3\u4e3a\uff0c\u4f60\u559c\u6b22\u7684\u4e1c\u897f\u8ddf\u4f60\u538c\u6076\u7684\u4e1c\u897f\u7684\u5206\u5e03\u5b58\u5728\u4e00\u5b9a\u7684\u4f9d\u8d56\u5173\u7cfb\u3002\u8fd9\u5c31\u662f\u4e0d\u53d8\u6027\u504f\u597d<\/span>\uff08Invariance Preference)<\/span>\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    <\/section>\n
    \u56fe6 \u7528\u6237\u548c\u5546\u54c1\u7684\u56e0\u679c\u7ed3\u6784<\/span><\/section>\n

    <\/span><\/section>\n
    \u5982\u4f55\u53bb\u627e\u5230\u8fd9\u4e2a\u4e1c\u897f\u5462\uff1f\u6216\u8005\u8bf4\uff0c\u5982\u4f55\u53bb\u53d1\u73b0\u7528\u6237\u5c5e\u6027\u548c\u4ed6\u559c\u6b22\u7684\u5546\u54c1\u5c5e\u6027\u4e4b\u95f4\u5b58\u5728\u7684\u4e00\u79cd\u56e0\u679c\u7ed3\u6784\u3002\u5982\u56fe5\u6240\u793a\uff0c\u8be5\u56e0\u679c\u7ed3\u6784\u4e2d\u7528\u6237\u548c\u5546\u54c1\u90fd\u6709\u5f88\u591a\u5c5e\u6027\u3002\u4f46\u5047\u8bbe\u5bf9\u4e8e\u8fd9\u4e2a\u56e0\u679c\u56fe\u6709\u4e00\u5b9a\u7684\u7ed3\u6784\u8981\u6c42\u3002\u9996\u5148\u4eba\u7684\u5c5e\u6027\u4e4b\u95f4\u6ca1\u6709\u56e0\u679c\u7ed3\u6784\u3002\u800c\u4ea7\u54c1\u7684\u5c5e\u6027\u4e4b\u95f4\u53ef\u80fd\u6709\u4e00\u4e9b\u56e0\u679c\u7ed3\u6784\uff0c\u6bd4\u5982\uff0c\u67d0\u4ef6\u5546\u54c1\u5f88\u8d35\uff0c\u6240\u4ee5\u5b83\u53ef\u80fd\u7528\u7684\u539f\u6599\u8d28\u91cf\u9ad8\u3002\u66f4\u5173\u952e\u7684\u662f\uff0c\u6211\u4eec\u8981\u6c42\u8fd9\u4e2a\u56e0\u679c\u8fde\u63a5\u662f\u4ece\u7528\u6237\u5c5e\u6027\u6307\u5411\u5546\u54c1\u5c5e\u6027\u3002\u4e5f\u5c31\u662f\u8bf4\uff0c\u662f\u56e0\u4e3a\u7528\u6237\u7684\u67d0\u4e00\u4e9b\u5c5e\u6027\u5bfc\u81f4\u4e86\u4ed6\u559c\u6b22\u7684\u4e1c\u897f\u90fd\u5177\u5907\u4e00\u4e9b\u4ec0\u4e48\u6837\u7684\u5c5e\u6027\u3002\u8fd9\u4e2a\u5c31\u662f\u5bf9\u4e8e\u63a8\u8350\u7cfb\u7edf\u4e2d\u7684\u56e0\u679c\u56fe\u7684\u523b\u753b\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    \u8fd9\u6837\uff0c\u6211\u4eec\u6839\u636e\u4e0a\u6587\u63d0\u51fa\u7684\u57fa\u4e8e\u56e0\u679c\u504f\u597d\u7684\u63a8\u8350\u6846\u67b6\u2014\u2014CausPref\uff0c\u4ece\u89c2\u5bdf\u6570\u636e\u53ef\u7528\u7684\u6b63\u53cd\u9988\u4e2d\u8054\u5408\u5b66\u4e60\u5177\u6709\u56e0\u679c\u7ed3\u6784\u7684\u4e0d\u53d8\u6027\u504f\u597d\uff0c\u518d\u7528\u53d1\u73b0\u7684\u4e0d\u53d8\u6027\u504f\u597d\u7ee7\u7eed\u505a\u9884\u6d4b\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    \u5177\u4f53\u7684\u7b97\u6cd5\u548c\u673a\u5236\u53ef\u4ee5\u53c2\u8003\u8fd9\u7bc7\u6587\u7ae0\uff1a\u300aCausPref: Causal Preference Learning for Out-of-Distribution Recommendation\u300b<\/span><\/section>\n

    <\/span><\/section>\n

    2.2 \u5f02\u8d28\u6027\u4e2d\u7684\u4e0d\u53d8\u673a\u5236<\/span><\/strong><\/h2>\n

    <\/span><\/section>\n
    <\/section>\n
    \u56fe7 \u516b\u5366\u56fe<\/span><\/section>\n

    <\/span><\/section>\n
    \u7b2c\u4e8c\u6761\u6280\u672f\u8def\u5f84\u5219\u662f\u4ece\u516b\u5366\u56fe\u7684\u89d2\u5ea6\u6765\u770b\u3002\u53d8\u5316\u548c\u4e0d\u53d8\u662f\u5171\u751f\u7684\u3002\u6240\u4ee5\u5982\u679c\u6211\u4eec\u77e5\u9053\u6570\u636e\u4e2d\u5b58\u5728\u4ec0\u4e48\u6837\u7684\u53d8\u5316\uff0c\u5c31\u80fd\u4ece\u53d8\u5316\u4e2d\u53d1\u73b0\u4ec0\u4e48\u673a\u5236\u6ca1\u6709\u53d8\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    \u7814\u7a76\u53d1\u73b0\u6570\u636e\u4e2d\u7684\u5f02\u8d28\u6027\u5c31\u662f\u5728\u63ed\u793a\u4e00\u79cd\u53d8\u5f02\uff0c\u6ca1\u6709\u53d8\u5f02\u4e0d\u4f1a\u4ea7\u751f\u6570\u636e\u7684\u5f02\u8d28\u6027\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    <\/section>\n
    \u56fe8 \u6839\u636e\u539f\u6570\u636e\u5206\u5e03\u8bad\u7ec3<\/span><\/section>\n

    <\/span><\/section>\n
    \u5728I.I.D\u5047\u8bbe\u4e0b\uff0c\u6839\u636e\u539f\u6570\u636e\u7684\u5206\u5e03\u8fdb\u884c\u8bad\u7ec3\u3001\u4f18\u5316\uff0c\u4ece\u4f18\u5316\u6548\u679c\u6765\u770b\uff0c\u591a\u6570\u60c5\u51b5\u7684\u90e8\u5206\u635f\u5931\u5f88\u5c0f\uff0c\u800c\u5c11\u6570\u60c5\u51b5\u7684\u90e8\u5206\u635f\u5931\u5f88\u5927\u3002\u4f46\u662f\u5982\u679c\u5728OOD\u7684\u573a\u666f\u4e0b\uff0c\u5f88\u96be\u5224\u65ad\u8be5\u65b9\u5f0f\u7684\u5408\u7406\u6027\uff0c\u56e0\u4e3a\u53ef\u80fd\u539f\u6765\u7684\u5c11\u6570\u60c5\u51b5\u5c31\u4f1a\u53d8\u6210\u591a\u6570\u60c5\u51b5\uff0c\u539f\u6765\u7684\u591a\u6570\u60c5\u51b5\u53ef\u80fd\u53d8\u6210\u5c11\u6570\u60c5\u51b5\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    \u56e0\u4e3a\u4e0d\u80fd\u786e\u5b9a\u6d4b\u8bd5\u6570\u636e\u5206\u5e03\u7684\u60c5\u51b5\uff0c\u6240\u4ee5\u4e0d\u53d8\u6027\u8981\u6c42\u4efb\u4f55\u4e00\u4e2a\u6837\u672c\u90fd\u4e0d\u88ab\u843d\u4e0b\u3002\u4ece\u800c\uff0c\u5f53\u5b58\u5728\u5f02\u8d28\u6027\u5206\u5e03\u65f6\uff0c\u9996\u5148\u8981\u8bc6\u522b\u5176\u4e2d\u7684\u5f02\u8d28\u6027\u6210\u5206\uff0c\u8fdb\u4e00\u6b65\u4ece\u5f02\u8d28\u6027\u6210\u5206\u4e2d\u627e\u5230\u4e0d\u53d8\u7684\u673a\u5236\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    <\/section>\n
    \u56fe9 \u63a8\u8350\u7684\u5206\u5e03\u5916\u6cdb\u5316<\/span><\/section>\n

    <\/span><\/section>\n
    \u53e6\u5916\uff0c\u4eba\u7684\u504f\u597d\u6709\u53ef\u80fd\u53d8\u5316\u3002\u6bd4\u5982\uff0c\u4f60\u590f\u5929\u7231\u5403\u51b0\u6dc7\u6dcb\uff0c\u5230\u4e86\u51ac\u5929\u7684\u65f6\u5019\uff0c\u4f60\u7231\u559d\u8336\u3002\u6570\u636e\u5206\u5e03\u6709\u53ef\u80fd\u4f1a\u53d7\u5230\u6df7\u6742\u56e0\u7d20<\/span>\uff08Confounder\uff09<\/span>\u7684\u5f71\u54cd\uff0c\u6211\u4eec\u8981\u8bc6\u522b\u51fa\u8fd9\u6837\u7684\u53d8\u5316\uff0c\u5e76\u4e14\u5728\u8fd9\u79cd\u53d8\u5316\u4e0b\u627e\u5230\u4ed6\u7684\u6838\u5fc3\u7684\u504f\u597d\u3002\u800c\u7528\u6237\u771f\u6b63\u4ea7\u751f\u7684\u884c\u4e3a\uff0c\u5176\u5b9e\u6709\u53ef\u80fd\u662f\u56e0\u4e3a\u4ed6\u6700\u672c\u8d28\u7684\u6838\u5fc3\u504f\u597d\u548c\u4e00\u4e9b\u73af\u5883\u56e0\u7d20\u5171\u540c\u5bfc\u81f4\u7684\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    \u7c7b\u4f3c\u7684\uff0c\u4ece\u63a8\u8350\u7cfb\u7edf\u7684\u89d2\u5ea6\uff0c\u6211\u4eec\u53ef\u4ee5\u628a\u4e00\u4e9b\u7f3a\u5931\u7684\u6df7\u6dc6\u56e0\u5b50\u5177\u8c61\u6210\u4e3a\u73af\u5883\u53d8\u91cf\uff0c\u4f46\u8fd9\u4e9b\u53d8\u91cf\u6211\u4eec\u89c2\u6d4b\u4e0d\u5230\uff0c\u4f46\u5e0c\u671b\u80fd\u4ece\u6570\u636e\u4e2d\u53bb\u53d1\u73b0\u5b83\u7684\u5b58\u5728\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    <\/section>\n
    \u56fe10 \u56e0\u679c\u8868\u5f81\u6846\u67b6<\/span><\/section>\n

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    \u5982\u4e0a\u56fe\u6240\u793a\uff0c\u4ece\u63a8\u8350\u7cfb\u7edf\u7684\u6846\u67b6\u4e0a\u6765\u770b\uff0c\u5de6\u4fa7\u5c31\u662f\u4e0d\u53d8\u6027\u7684\u7528\u6237\u8868\u5f81\u4ee5\u53ca\u4e0d\u53d8\u6027\u7684\u5546\u54c1\u8868\u5f81\uff0c\u53f3\u4fa7\u8fd9\u4e00\u6b65\uff0c\u5c31\u662f\u8ddf\u73af\u5883\u6709\u5173\u7cfb\u7684\u7528\u6237\u548c\u5546\u54c1\u8868\u5f81\uff0c\u5176\u4e2d\u84dd\u8272\u7684\u5c31\u662f\u4e0a\u9762\u63d0\u5230\u7684\u7f3a\u5931\u7684\u6df7\u6dc6\u56e0\u5b50\uff0c\u8fd9\u91cc\u8868\u793a\u4e3a\u73af\u5883\u53d8\u91cf\u3002\u4ee5\u4e0a\u7684\u8fd9\u4e9b\u8868\u5f81\u5171\u540c\u751f\u6210\u4e86\u7528\u6237\u7684\u6838\u5fc3\u504f\u597d\uff08M\uff09\u548c\u504f\u597d\u53d8\u5316\uff08A\uff09\uff0c\u800cM\u548cA\u5171\u540c\u51b3\u5b9a\u4e86\u89c2\u6d4b\u5230\u7684\u7528\u6237\u884c\u4e3a\uff08Y\uff09\u3002<\/span><\/section>\n

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    \u6240\u4ee5\u6211\u4eec\u66f4\u5e0c\u671b\u4ece\u6570\u636e\u7684\u5c42\u9762\u6765\u8fdb\u884c\u5206\u6790\uff0c\u5982\u4f55\u80fd\u591f\u81ea\u52a8\u5730\u53d1\u73b0\u6570\u636e\u4e2d\u5b58\u5728\u7684\u6709\u4ef7\u503c\u3001\u6709\u610f\u4e49\u7684\u5f02\u6784\u7ed3\u6784\uff1f\u6bd4\u5982\u6709\u8fd9\u6837\u4e00\u7fa4\u4eba\uff0c\u5f71\u54cd\u4ed6\u4eec\u4ea7\u751f\u67d0\u4e00\u79cd\u884c\u4e3a\u7684\u53d8\u91cf\u9075\u4ece\u4e8e\u67d0\u4e00\u79cd\u6807\u8bb0\u51fd\u6570\uff0c\u90a3\u6211\u4eec\u5c31\u53ef\u4ee5\u7528\u4e0d\u540c\u7684\u6807\u8bb0\u51fd\u6570\u5bf9\u6570\u636e\u8fdb\u884c\u4e00\u5b9a\u5212\u5206\u3002\u7136\u540e\u5728\u8fd9\u4e9b\u4e0d\u540c\u7684\u6807\u8bb0\u51fd\u6570\u4e2d\u53bb\u627e\u5230\u771f\u6b63\u4e0d\u53d8\u7684\u51fd\u6570\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    \u4ee5\u4e0a\u5185\u5bb9\u53ef\u4ee5\u603b\u7ed3\u4e3a\u4e24\u4e2a\u6a21\u5757\uff0c\u4e00\u4e2a\u6a21\u5757\u662f\u5982\u4f55\u8fdb\u884c\u73af\u5883\u5212\u5206\uff0c\u53e6\u4e00\u4e2a\u662f\u8de8\u73af\u5883\u627e\u5230\u4e0d\u53d8\u6027\uff0c\u800c\u6574\u5957\u65b9\u6cd5\u5c31\u53ef\u4ee5\u5f62\u5bb9\u4e3a\u4e24\u4e2a\u6a21\u5757\u8fed\u4ee3\u4f18\u5316\u3001\u5faa\u73af\u5f80\u590d\u7684\u8fc7\u7a0b\u3002<\/span><\/section>\n

    <\/span><\/section>\n
    \u5927\u5bb6\u5982\u679c\u611f\u5174\u8da3\u7684\u8bdd\uff0c\u53ef\u4ee5\u53c2\u8003\u8fd9\u7bc7\u6587\u7ae0\uff1a\u300aInvariant Preference Learning for General Debiasing in Recommendation\u300b<\/span><\/section>\n

    <\/span><\/section>\n

    <\/span><\/section>\n

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    3. \u7ed3\u8bba<\/span><\/strong><\/strong><\/p>\n<\/section>\n

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    <\/section>\n

    <\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/section>\n<\/h3>\n

    <\/section>\n
    \u4ee5\u4e0a\u8ba8\u8bba\u7684\u4e24\u4e2a\u63a8\u8350\u7cfb\u7edf\u7684\u5de5\u4f5c\u8fd8\u662f\u6cbf\u88ad\u4e86\u7a33\u5b9a\u5b66\u4e60\u7684\u65b9\u6cd5\u8def\u5f84\uff0c\u6700\u7ec8\u7684\u76ee\u6807\u662f\u5e0c\u671b\u89e3\u51b3\u5206\u5e03\u5916\u6cdb\u5316\u95ee\u9898\u3002\u5206\u5e03\u5916\u6cdb\u5316\u7684\u672c\u8d28\u5c31\u662f\u8981\u627e\u4e0d\u53d8\u6027\uff0c\u4e3a\u6b64\u6211\u4eec\u63a2\u7d22\u4e86\u4e24\u6761\u8def\u5f84\uff0c\u4e00\u4e2a\u662f\u62e5\u62b1\u56e0\u679c\u5173\u7cfb\uff0c\u53e6\u5916\u4e00\u4e2a\u662f\u62e5\u62b1\u5f02\u8d28\u6027\u3002\u800c\u8fd9\u4e24\u4e2a\u6070\u597d\u662f\u73b0\u5728\u673a\u5668\u5b66\u4e60\u6216\u4eba\u5de5\u667a\u80fd\u4e2d\u4eba\u4eec\u5173\u6ce8\u7684\u6bd4\u8f83\u5c11\u7684\u7279\u6027\u3002<\/span>\uff08\u5173\u4e8estable Learning\uff0c\u96c6\u667a\u4ff1\u4e50\u90e8\u4e5f\u4e3a\u8fd9\u4e2a\u5185\u5bb9\u505a\u8fc7\u7cfb\u7edf\u7684\u68b3\u7406\uff0c\u5927\u5bb6\u53ef\u4ee5\u53c2\u8003\u8fd9\u7bc7\u6587\u7ae0\uff1a\u5d14\u9e4f\u56e2\u961f\uff1a\u4e07\u5b57\u957f\u6587\u68b3\u7406\u300c\u7a33\u5b9a\u5b66\u4e60\u300d\u5168\u666f\u56fe<\/a>\uff09<\/span><\/section>\n

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    \u603b\u7ed3\uff1a<\/span><\/strong><\/span><\/section>\n

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    \u7b2c\u4e00\u6b21\u56e0\u679c\u6d3e\u8bba\u575b\u5df2\u7ecf\u5706\u6ee1\u5730\u753b\u4e0a\u4e86\u53e5\u53f7\uff0c\u4f46\u662f\u6211\u4eec\u56e0\u679cAI\u7684\u63a2\u7d22\u5f81\u7a0b\u8fdc\u6ca1\u6709\u7ed3\u675f\u3002\u56e0\u679c\u9769\u547d\u5df2\u7ecf\u5230\u6765\uff0c\u901a\u8fc7\u4e09\u4f4d\u8001\u5e08\u7684\u5206\u4eab\uff0c\u8ba9\u6211\u4eec\u5bf9\u56e0\u679cAI\u6709\u4e86\u66f4\u4e3a\u6e05\u6670\u7684\u8ba4\u8bc6\u3002\u968f\u7740\u793e\u4f1a\u7684\u53d1\u5c55\uff0c\u5bf9\u56e0\u679cAI\u7684\u5b9e\u8df5\u5e94\u7528\u63d0\u51fa\u4e86\u66f4\u9ad8\u7684\u8981\u6c42\uff0c\u5728\u672a\u6765\u7684\u63a2\u7d22\u9053\u8def\u4e0a\uff0c\u5e0c\u671b\u6211\u4eec\u80fd\u5229\u7528\u56e0\u679c\u4ece\u6839\u672c\u4e0a\u53bb\u7406\u89e3\u548c\u94bb\u7814\uff0c\u4e00\u8d77\u653b\u514b\u56e0\u679cAI\u4e2d\u6240\u51fa\u73b0\u7684\u95ee\u9898\uff0c\u8fdb\u800c\u6709\u6240\u7a81\u7834\uff0c\u63d0\u4f9b\u66f4\u591a\u7684\u4e2a\u6027\u5316\u670d\u52a1\u3002<\/span><\/section>\n

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    \u63a8\u8350\u9605\u8bfb<\/span><\/strong><\/strong><\/p>\n