{"id":21663,"date":"2026-09-17T16:35:29","date_gmt":"2026-09-17T08:35:29","guid":{"rendered":"https:\/\/92it.top\/?p=21663"},"modified":"2026-09-17T16:35:29","modified_gmt":"2026-09-17T08:35:29","slug":"%e6%af%8f%e5%a4%a9%e5%90%83%e9%80%8f%e4%b8%80%e4%b8%aa-ai-%e7%9f%a5%e8%af%86%e7%82%b9-%e6%b3%9b%e5%8c%96-%e8%bf%87%e6%8b%9f%e5%90%88","status":"publish","type":"post","link":"https:\/\/92it.top\/?p=21663","title":{"rendered":"\u6bcf\u5929\u5403\u900f\u4e00\u4e2a AI \u77e5\u8bc6\u70b9 \u2014 \u6cdb\u5316 &amp; \u8fc7\u62df\u5408"},"content":{"rendered":"\n<p>\u8f6c\u8f7d\uff1a\u5c0f\u7ea2\u4e66 AI\u4ea7\u54c1\u8d75\u54e5<\/p>\n\n\n\n<p><strong>\u4e00\u3001\u4e00\u4e2a\u6545\u4e8b\u8bb2\u61c2 \u201c\u6cdb\u5316\u201d \u4e0e \u201c\u8fc7\u62df\u5408\u201d \ud83d\udd16<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u4e3a\u4e86\u8ba9\u5927\u5bb6\u5f7b\u5e95\u7406\u89e3\uff0c\u6211\u4eec\u5148\u4e0d\u804a\u6280\u672f\uff0c\u6765\u8bb2\u4e00\u4e2a \u201c\u673a\u5668\u4eba\u5b66\u751f\u201d \u7684\u6545\u4e8b\u3002<\/p>\n\n\n\n<p>\u60f3\u8c61\u4e00\u4e0b\uff0c\u4f60\u662f\u4e00\u4f4d\u8001\u5e08\uff0c\u4f60\u7684\u73ed\u91cc\u6709\u4e09\u4e2a\u7279\u6b8a\u7684\u673a\u5668\u4eba\u5b66\u751f\uff1a<strong>\u5c0f\u6b20\u3001\u5c0f\u8fc7\u548c\u5c0f\u4f18<\/strong>\u3002\u4f60\u7684\u6559\u5b66\u76ee\u6807\u662f\uff1a\u6559\u4f1a\u4ed6\u4eec\u8bc6\u522b\u4ec0\u4e48\u662f \u201c\u82f9\u679c\u201d\u3002<\/p>\n\n\n\n<p>\u4f60\u51c6\u5907\u4e86\u4e00\u5957\u6559\u6750\uff08\u8bad\u7ec3\u96c6\uff09\uff0c\u91cc\u9762\u6709 100 \u5f20\u4e0d\u540c\u82f9\u679c\u7684\u7167\u7247\uff1a\u7ea2\u8272\u7684\u5bcc\u58eb\u3001\u9752\u8272\u7684\u738b\u6797\u3001\u9ec4\u8272\u7684\u91d1\u5e05\uff0c\u5404\u79cd\u89d2\u5ea6\uff0c\u5404\u79cd\u5149\u7167\u3002<\/p>\n\n\n\n<p>\u6559\u5b66\u5f00\u59cb\u4e86\uff1a<\/p>\n\n\n\n<p><strong>\ud83d\udd39 1. \u5b66\u751f \u201c\u5c0f\u6b20\u201d\u2014\u2014 \u6b20\u62df\u5408 (Underfitting)<\/strong><\/p>\n\n\n\n<p>\u4f60\u53ea\u6559\u4e86\u5c0f\u6b20 10 \u5206\u949f\uff0c\u7ed9\u4ed6\u770b\u4e86 3 \u5f20\u7ea2\u82f9\u679c\u7684\u7167\u7247\uff0c\u5c31\u8ba9\u4ed6\u53bb\u53c2\u52a0\u671f\u672b\u8003\u8bd5\uff08\u6d4b\u8bd5\u96c6\uff09\u3002\u8003\u8bd5\u5185\u5bb9\u662f\u4ece\u4e00\u5806\u6c34\u679c\u7167\u7247\uff08\u5305\u542b\u5404\u79cd\u82f9\u679c\u3001\u6a58\u5b50\u3001\u9999\u8549\uff09\u4e2d\u627e\u51fa\u6240\u6709\u7684\u82f9\u679c\u3002<\/p>\n\n\n\n<p><strong>\u7ed3\u679c<\/strong>\uff1a\u5c0f\u6b20\u53ea\u8ba4\u8bc6\u90a3\u51e0\u5f20\u7ea2\u8272\u7684\u5bcc\u58eb\u82f9\u679c\u3002\u5bf9\u4e8e\u9752\u82f9\u679c\u3001\u9ec4\u82f9\u679c\uff0c\u751a\u81f3\u957f\u5f97\u4e0d\u592a\u4e00\u6837\u7684\u7ea2\u82f9\u679c\uff0c\u4ed6\u4e00\u6982\u4e0d\u8ba4\u8bc6\u3002\u5bf9\u4e8e\u6a58\u5b50\uff0c\u4ed6\u6709\u65f6\u4e5f\u4f1a\u8bef\u8ba4\u6210\u82f9\u679c\u3002<\/p>\n\n\n\n<p><strong>\u8bca\u65ad<\/strong>\uff1a\u5c0f\u6b20\u5c31\u662f\u6b20\u62df\u5408 (Underfitting)\u3002\u4ed6\u8fde\u6559\u6750\u91cc\u7684\u77e5\u8bc6\u90fd\u8fd8\u6ca1\u5b66\u660e<\/p>\n\n\n\n<p><strong>\u8bca\u65ad<\/strong>\uff1a\u5c0f\u6b20\u5c31\u662f\u6b20\u62df\u5408 (Underfitting)\u3002\u4ed6\u8fde\u6559\u6750\u91cc\u7684\u77e5\u8bc6\u90fd\u8fd8\u6ca1\u5b66\u660e\u767d\uff0c\u89c4\u5f8b\u638c\u63e1\u5f97\u592a\u5c11\u3001\u592a\u7b80\u5355\u3002\u4ed6\u7684\u8868\u73b0\u662f\uff1a\u5728\u6559\u6750\uff08\u8bad\u7ec3\u96c6\uff09\u4e0a\u8868\u73b0\u5f88\u5dee\uff0c\u5728\u8003\u8bd5\uff08\u6d4b\u8bd5\u96c6\uff09\u4e0a\u8868\u73b0\u66f4\u5dee\u3002\u4ed6\u662f\u4e2a \u201c\u5b66\u6e23\u201d\u3002<\/p>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\ud83d\udd39 2. \u5b66\u751f \u201c\u5c0f\u8fc7\u201d\u2014\u2014 \u8fc7\u62df\u5408 (Overfitting)<\/strong><\/p>\n\n\n\n<p>\u4f60\u5bf9\u5c0f\u8fc7\u8fdb\u884c\u4e86 \u201c\u5730\u72f1\u5f0f\u201d \u7279\u8bad\u3002\u4f60\u8ba9\u4ed6\u628a\u6559\u6750\u91cc 100 \u5f20\u82f9\u679c\u7167\u7247\u7684\u6bcf\u4e00\u4e2a\u50cf\u7d20\u70b9\u3001\u6bcf\u4e00\u4e2a\u5149\u6591\u3001\u6bcf\u4e00\u7247\u53f6\u5b50\u7684\u8936\u76b1\u90fd\u80cc\u5f97\u6eda\u74dc\u70c2\u719f\u3002\u4f60\u53cd\u590d\u5bf9\u4ed6\u8fdb\u884c\u968f\u5802\u6d4b\u9a8c\uff0c\u76f4\u5230\u4ed6\u5bf9\u8fd9 100 \u5f20\u7167\u7247\u7684\u8bc6\u522b\u7387\u8fbe\u5230 100%\uff01<\/p>\n\n\n\n<p><strong>\u7ed3\u679c<\/strong>\uff1a\u5728\u7528\u6559\u6750\uff08\u8bad\u7ec3\u96c6\uff09\u5185\u5bb9\u8fdb\u884c\u7684\u968f\u5802\u6d4b\u9a8c\u4e2d\uff0c\u5c0f\u8fc7\u8868\u73b0\u5b8c\u7f8e\uff0c100 \u5206\uff01\u4f60\u4fe1\u5fc3\u6ee1\u6ee1\u5730\u5e26\u4ed6\u53bb\u53c2\u52a0\u671f\u672b\u8003\u8bd5\uff08\u6d4b\u8bd5\u96c6\uff09\u3002\u8bd5\u5377\u4e0a\u7684\u82f9\u679c\u7167\u7247\uff0c\u662f\u4ed6\u4ece\u672a\u89c1\u8fc7\u7684\u3001\u5728\u73b0\u5b9e\u751f\u6d3b\u4e2d\u65b0\u62cd\u7684\u3002<\/p>\n\n\n\n<p>\u707e\u96be\u53d1\u751f\u4e86\uff1a<\/p>\n\n\n\n<ul>\n<li>\u770b\u5230\u4e00\u4e2a\u8482\u4e0a\u6ca1\u6709\u53f6\u5b50\u7684\u82f9\u679c\uff0c\u5c0f\u8fc7\u8bf4\uff1a\u201c\u4e0d\u5bf9\uff0c\u6559\u6750\u91cc\u7684\u82f9\u679c\u8482\u4e0a\u90fd\u6709\u53f6\u5b50\uff0c\u8fd9\u4e0d\u662f\u82f9\u679c\u3002\u201d<\/li>\n\n\n\n<li>\u770b\u5230\u4e00\u4e2a\u8868\u9762\u6709\u70b9\u7455\u75b5\u7684\u82f9\u679c\uff0c\u5c0f\u8fc7\u8bf4\uff1a\u201c\u4e0d\u5bf9\uff0c\u6559\u6750\u91cc\u7684\u82f9\u679c\u90fd\u5149\u6ed1\u65e0\u6bd4\uff0c\u8fd9\u4e0d\u662f\u82f9\u679c\u3002\u201d<\/li>\n\n\n\n<li>\u770b\u5230\u4e00\u4e2a\u88ab\u5207\u5f00\u7684\u82f9\u679c\uff0c\u5c0f\u8fc7\u66f4\u662f\u5b8c\u5168\u61f5\u4e86\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u8bca\u65ad<\/strong>\uff1a\u5c0f\u8fc7\u5c31\u662f\u5178\u578b\u7684\u8fc7\u62df\u5408 (Overfitting)\u3002\u4ed6\u4e0d\u662f\u5728 \u201c\u5b66\u4e60\u89c4\u5f8b\u201d\uff0c\u800c\u662f\u5728 \u201c\u6b7b\u8bb0\u786c\u80cc\u201d\u3002\u4ed6\u628a\u6559\u6750\u4e2d\u7684\u975e\u672c\u8d28\u7279\u5f81\uff08\u5982\u5149\u6591\u3001\u53f6\u5b50\uff09\u5f53\u6210\u4e86\u8bc6\u522b\u82f9\u679c\u7684\u5173\u952e\u3002\u4ed6\u5bf9\u6559\u6750\u4e86\u5982\u6307\u638c\uff0c\u4f46\u5bf9\u65b0\u77e5\u8bc6\u6beb\u65e0\u5e94\u5bf9\u80fd\u529b\u3002\u4ed6\u7684\u8868\u73b0\u662f\uff1a\u5728\u6559\u6750\uff08\u8bad\u7ec3\u96c6\uff09\u4e0a\u8868\u73b0\u6781\u597d\uff0c\u4f46\u5728\u8003\u8bd5\uff08\u6d4b\u8bd5\u96c6\uff09\u4e0a\u8868\u73b0\u6781\u5dee\u3002\u4ed6\u662f\u4e2a \u201c\u4e66\u5446\u5b50\u201d\u3002<\/p>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\ud83d\udd39 3. \u5b66\u751f \u201c\u5c0f\u4f18\u201d\u2014\u2014 \u826f\u597d\u6cdb\u5316\uff08Good Generalization\uff09<\/strong><\/p>\n\n\n\n<p>\u4f60\u5bf9\u5c0f\u4f18\u8fdb\u884c\u4e86\u79d1\u5b66\u7684\u6559\u5b66\u3002\u4f60\u7ed9\u4ed6\u770b\u4e86 100 \u5f20\u7167\u7247\uff0c\u5e76\u5f15\u5bfc\u4ed6\u603b\u7ed3\u89c4\u5f8b\uff1a\u201c\u82f9\u679c\u901a\u5e38\u662f\u5706\u5f62\u7684\uff0c\u6709\u4e2a\u8482\uff0c\u679c\u76ae\u989c\u8272\u591a\u6837\uff0c\u4f46\u8d28\u611f\u662f\u76f8\u4f3c\u7684\u2026\u2026\u201d \u4f60\u8fd8\u5e26\u4ed6\u53bb\u56fe\u4e66\u9986\u770b\u4e86\u4e00\u4e9b\u8bfe\u5916\u4e66\uff08\u9a8c\u8bc1\u96c6\uff09\uff0c\u8ba9\u4ed6\u7ec3\u4e60\u533a\u5206\u82f9\u679c\u548c\u76f8\u4f3c\u7684\u68a8\u3001\u6843\u5b50\u3002<\/p>\n\n\n\n<p><strong>\u7ed3\u679c<\/strong>\uff1a\u5728\u968f\u5802\u6d4b\u9a8c\uff08\u8bad\u7ec3\u96c6\uff09\u4e2d\uff0c\u5c0f\u4f18\u53ef\u80fd\u4e0d\u662f 100 \u5206\uff0c\u53ef\u80fd\u662f 98 \u5206\uff0c\u5076\u5c14\u4f1a\u72af\u70b9\u5c0f\u9519\u3002\u4f46\u5728\u6700\u7ec8\u7684\u671f\u672b\u8003\u8bd5\uff08\u6d4b\u8bd5\u96c6\uff09\u4e2d\uff0c\u4ed6\u51ed\u501f\u81ea\u5df1\u603b\u7ed3\u7684\u6838\u5fc3\u89c4\u5f8b\uff0c\u51c6\u786e\u5730\u8ba4\u51fa\u4e86\u5404\u79cd\u4ed6\u4ece\u672a\u89c1\u8fc7\u7684\u82f9\u679c\uff0c\u53d6\u5f97\u4e86 95 \u5206\u7684\u597d\u6210\u7ee9\uff01<\/p>\n\n\n\n<p><strong>\u8bca\u65ad<\/strong>\uff1a\u5c0f\u4f18\u5c31\u5177\u5907\u4e86\u826f\u597d\u7684\u6cdb\u5316\u80fd\u529b\uff08Generalization\uff09\u3002\u4ed6\u5b66\u5230\u4e86\u77e5\u8bc6\u7684\u672c\u8d28\u548c\u89c4\u5f8b\uff0c\u800c\u4e0d\u662f\u6570\u636e\u7684\u566a\u58f0\u548c\u7ec6\u8282\u3002\u4ed6\u7684\u8868\u73b0\u662f\uff1a\u5728\u6559\u6750\uff08\u8bad\u7ec3\u96c6\uff09\u4e0a\u8868\u73b0\u5f88\u597d\uff0c\u5728\u8003\u8bd5\uff08\u6d4b\u8bd5\u96c6\uff09\u4e0a\u8868\u73b0\u4e5f\u5f88\u597d\u3002\u4ed6\u624d\u662f\u771f\u6b63\u7684 \u201c\u5b66\u9738\u201d\u3002<\/p>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\u4e8c\u3001\u6df1\u5165\u5256\u6790 \u2014\u2014 \u8fc7\u62df\u5408\u7684\u6210\u56e0\u4e0e\u5371\u5bb3 \ud83d\udd16<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u8fc7\u62df\u5408\u662f\u6a21\u578b\u8bad\u7ec3\u4e2d\u65e0\u65f6\u65e0\u523b\u4e0d\u5728\u4e0e\u4e4b\u6597\u4e89\u7684 \u201c\u6076\u9b54\u201d\u3002\u5b83\u4e3a\u4ec0\u4e48\u4f1a\u53d1\u751f\uff1f<\/p>\n\n\n\n<p><strong>\ud83d\udd39 \u9020\u6210\u8fc7\u62df\u5408\u7684\u51e0\u5927 \u201c\u5143\u51f6\u201d\uff1a<\/strong><\/p>\n\n\n\n<ul>\n<li>\u6a21\u578b\u592a\u590d\u6742\uff0c\u6570\u636e\u592a\u7b80\u5355\u3010\u6740\u9e21\u7528\u725b\u5200\u3011\n<ul>\n<li>\u4f60\u7528\u4e00\u4e2a \u201c\u535a\u58eb\u751f\u201d \u6a21\u578b\uff08\u6bd4\u5982\u53c2\u6570\u91cf\u5de8\u5927\u7684\u795e\u7ecf\u7f51\u7edc\uff09\uff0c\u53bb\u5b66\u4e60 \u201c\u5c0f\u5b66\u751f\u201d \u7ea7\u522b\u7684\u8bfe\u672c\uff08\u6570\u636e\u91cf\u5c0f\uff0c\u7279\u5f81\u7b80\u5355\uff09\u3002\u8fd9\u4e2a \u201c\u535a\u58eb\u751f\u201d \u95f2\u5f97\u65e0\u804a\uff0c\u5c31\u4f1a\u5f00\u59cb\u94bb\u725b\u89d2\u5c16\uff0c\u53bb\u7814\u7a76\u8bfe\u672c\u4e0a\u65e0\u5173\u7d27\u8981\u7684 &#8220;\u5370\u5237\u6cb9\u58a8\u5473\u9053&#8221;\u3001&#8221;\u7eb8\u5f20\u8936\u76b1&#8221;\uff0c\u800c\u4e0d\u662f\u77e5\u8bc6\u672c\u8eab\u3002<strong>\u6a21\u578b\u7684\u590d\u6742\u5ea6\u8fdc\u8d85\u4e86\u6570\u636e\u4e2d\u5305\u542b\u7684\u771f\u5b9e\u89c4\u5f8b\uff0c\u591a\u4f59\u7684 &#8220;\u667a\u529b&#8221; \u5c31\u88ab\u7528\u5728\u4e86\u8bb0\u5fc6\u566a\u58f0\u4e0a\u3002<\/strong><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<ol><\/ol>\n\n\n\n<ul>\n<li>\u6570\u636e\u91cf\u592a\u5c11\u3010\u5c0f\u5b66\u751f\u53bb\u9ad8\u8003\u3011\n<ul>\n<li>\u4f60\u7684\u6559\u6750\u53ea\u6709 3 \u9875\u7eb8\uff0c\u6839\u672c\u4e0d\u8db3\u4ee5\u8986\u76d6\u6240\u6709\u7684\u77e5\u8bc6\u70b9\u3002\u5b66\u751f\u53ea\u80fd\u628a\u8fd9 3 \u9875\u7eb8\u80cc\u5f97\u6eda\u74dc\u70c2\u719f\uff0c\u4f46\u4ed6\u5bf9\u6574\u4e2a\u5b66\u79d1\u7684\u7406\u89e3\u4f9d\u7136\u662f\u7247\u9762\u7684\u3002<strong>\u6570\u636e\u65e0\u6cd5\u4ee3\u8868\u771f\u5b9e\u4e16\u754c\u7684\u5b8c\u6574\u5206\u5e03\uff0c\u6a21\u578b\u5b66\u5230\u7684\u89c4\u5f8b\u81ea\u7136\u4e5f\u662f\u6709\u504f\u7684\u3002<\/strong><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<ul>\n<li>\u8bad\u7ec3\u65f6\u95f4\u8fc7\u957f\u3010\u671f\u672b\u8003\u8bd5\u524d\u6b7b\u8bb0\u786c\u80cc\u4e09\u5929\u4e09\u591c\u3011\n<ul>\n<li>\u4f60\u8ba9\u5b66\u751f\u505a\u540c\u4e00\u5957\u7ec3\u4e60\u9898\u505a\u4e86\u4e00\u4e07\u904d\u3002\u4e00\u5f00\u59cb\uff0c\u4ed6\u5728\u5b66\u4e60\u89e3\u9898\u65b9\u6cd5\u3002\u5230\u540e\u6765\uff0c\u4ed6\u5df2\u7ecf\u628a\u8fd9\u5957\u9898\u7684\u7b54\u6848\u3001\u751a\u81f3\u662f\u9898\u53f7\u987a\u5e8f\u90fd\u80cc\u4e0b\u6765\u4e86\u3002\u518d\u7ee7\u7eed\u8bad\u7ec3\uff0c\u5df2\u7ecf\u65e0\u6cd5\u63d0\u5347\u4ed6\u7684\u89e3\u9898\u80fd\u529b\uff0c\u53ea\u4f1a\u52a0\u6df1\u4ed6\u5bf9\u8fd9\u5957 &#8220;\u6807\u51c6\u7b54\u6848&#8221; \u7684\u673a\u68b0\u8bb0\u5fc6\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p><strong>\ud83d\udd39 \u8fc7\u62df\u5408\u7684\u5371\u5bb3\uff1a<\/strong><\/p>\n\n\n\n<ul>\n<li><strong>\u6a21\u578b\u5931\u6548<\/strong>\uff1a\u4e00\u4e2a\u8fc7\u62df\u5408\u7684\u6a21\u578b\u5728\u771f\u5b9e\u4e16\u754c\u4e2d\u51e0\u4e4e\u662f\u65e0\u7528\u7684\u3002\u5b83\u4f1a\u5728\u4f60\u6700\u610f\u60f3\u4e0d\u5230\u7684\u5730\u65b9\u72af\u4e0b\u4f4e\u7ea7\u9519\u8bef\uff0c\u56e0\u4e3a\u5b83\u5bf9\u4efb\u4f55\u5fae\u5c0f\u7684\u3001\u672a\u5728\u8bad\u7ec3\u96c6\u4e2d\u51fa\u73b0\u8fc7\u7684\u53d8\u5316\u90fd\u6781\u5176\u654f\u611f\u3002<\/li>\n\n\n\n<li><strong>\u8d44\u6e90\u6d6a\u8d39<\/strong>\uff1a\u4f60\u82b1\u8d39\u4e86\u5927\u91cf\u7684\u8ba1\u7b97\u8d44\u6e90\u548c\u65f6\u95f4\uff0c\u8bad\u7ec3\u51fa\u4e86\u4e00\u4e2a\u770b\u4f3c\u5b8c\u7f8e\u7684 &#8220;\u4e66\u5446\u5b50&#8221;\uff0c\u7ed3\u679c\u5374\u65e0\u6cd5\u90e8\u7f72\u5e94\u7528\uff0c\u9020\u6210\u5de8\u5927\u6d6a\u8d39\u3002<\/li>\n\n\n\n<li><strong>\u5b89\u5168\u9690\u60a3<\/strong>\uff1a\u5728\u81ea\u52a8\u9a7e\u9a76\u3001\u533b\u7597\u8bca\u65ad\u7b49\u9ad8\u98ce\u9669\u9886\u57df\uff0c\u8fc7\u62df\u5408\u7684\u6a21\u578b\u53ef\u80fd\u4f1a\u56e0\u4e3a\u4e00\u4e2a\u8bad\u7ec3\u65f6\u6ca1\u89c1\u8fc7\u7684\u5149\u7167\u53d8\u5316\u3001\u4e00\u4e2a\u5fae\u5c0f\u7684\u4f2a\u5f71\uff0c\u5c31\u505a\u51fa\u707e\u96be\u6027\u7684\u8bef\u5224\u3002<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\u4e09\u3001\u5982\u4f55 \u201c\u9a6f\u670d\u201d \u8fc7\u62df\u5408\uff1f\u2014\u2014 \u6b63\u5219\u5316\u4e0e\u5176\u4ed6 \u201c\u795e\u5175\u5229\u5668\u201d \ud83d\udd16<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u65e2\u7136\u8fc7\u62df\u5408\u5982\u6b64\u53ef\u6015\uff0c\u5de5\u7a0b\u5e08\u4eec\u53d1\u660e\u4e86\u5404\u79cd\u5404\u6837\u7684 \u201c\u7d27\u7b8d\u5492\u201d \u6765\u9650\u5236\u5b83\u3002\u8fd9\u4e9b\u65b9\u6cd5\u7edf\u79f0\u4e3a<strong>\u6b63\u5219\u5316\uff08Regularization\uff09<\/strong>\u3002<\/p>\n\n\n\n<p>\u201c\u6b63\u5219\u5316\u201d \u8fd9\u4e2a\u8bcd\u542c\u8d77\u6765\u5f88\u5b66\u672f\uff0c\u4f46\u5b83\u7684\u601d\u60f3\u975e\u5e38\u6734\u7d20\uff1a<strong>\u5728\u8bad\u7ec3\u65f6\uff0c\u60f3\u529e\u6cd5\u7ed9\u6a21\u578b\u7684 \u201c\u81ea\u7531\u53d1\u6325\u201d \u589e\u52a0\u4e00\u4e9b\u60e9\u7f5a\u6216\u9650\u5236\uff0c\u903c\u8feb\u5b83\u53bb\u5b66\u4e60\u66f4\u7b80\u5355\u3001\u66f4\u672c\u8d28\u7684\u89c4\u5f8b\u3002<\/strong><\/p>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\ud83d\udd39 \u5e38\u7528\u7684 \u201c\u53cd\u8fc7\u62df\u5408\u201d \u65b9\u6cd5\uff1a<\/strong><\/p>\n\n\n\n<ul>\n<li>\u589e\u52a0\u6570\u636e\uff08\u9898\u6d77\u6218\u672f\uff09\n<ul>\n<li>\u7b56\u7565\uff1a\u8fd9\u662f\u6700\u7b80\u5355\u3001\u6700\u6839\u672c\u3001\u6700\u6709\u6548\u7684\u65b9\u6cd5\uff01\u7ed9\u6a21\u578b\u66f4\u591a\u7684\u3001\u66f4\u591a\u6837\u7684\u8bad\u7ec3\u6570\u636e\u3002\u8ba9\u5b83\u89c1\u8bc6\u5230\u771f\u5b9e\u4e16\u754c\u7684 \u201c\u5343\u5947\u767e\u602a\u201d\uff0c\u5b83\u81ea\u7136\u5c31\u4e0d\u4f1a\u53ea\u8bb0\u5f97\u90a3\u51e0\u4e2a \u201c\u6807\u51c6\u7b54\u6848\u201d \u4e86\u3002<\/li>\n\n\n\n<li>\u6570\u636e\u589e\u5f3a\uff08Data Augmentation\uff09\uff1a\u5982\u679c\u641e\u4e0d\u5230\u65b0\u7684\u771f\u5b9e\u6570\u636e\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5 \u201c\u65e0\u4e2d\u751f\u6709\u201d\u3002\u6bd4\u5982\uff0c\u5bf9\u5df2\u6709\u7684\u56fe\u7247\u8fdb\u884c\u968f\u673a\u7684\u65cb\u8f6c\u3001\u88c1\u526a\u3001\u8c03\u8272\uff0c\u6765\u521b\u9020\u51fa \u201c\u65b0\u201d \u6570\u636e\uff0c\u6269\u5145\u8bad\u7ec3\u96c6\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<ul>\n<li>\u964d\u4f4e\u6a21\u578b\u590d\u6742\u5ea6\n<ul>\n<li>\u7b56\u7565\uff1a\u6740\u9e21\u7109\u7528\u725b\u5200\u3002\u5982\u679c\u4f60\u7684\u4efb\u52a1\u6ca1\u90a3\u4e48\u590d\u6742\uff0c\u5c31\u6ca1\u5fc5\u8981\u7528\u90a3\u4e48\u5927\u7684\u6a21\u578b\u3002\u51cf\u5c11\u795e\u7ecf\u7f51\u7edc\u7684\u5c42\u6570\u3001\u51cf\u5c11\u6bcf\u5c42\u7684\u795e\u7ecf\u5143\u6570\u91cf\uff0c\u90fd\u80fd\u6709\u6548\u9632\u6b62\u6a21\u578b \u201c\u60f3\u592a\u591a\u201d\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>3. L1 \/ L2 \u6b63\u5219\u5316\n<ul>\n<li>\u7b56\u7565\uff1a\u8fd9\u662f\u6700\u7ecf\u5178\u7684\u6b63\u5219\u5316\u6280\u672f\u3002\u5b83\u5728\u6a21\u578b\u7684\u635f\u5931\u51fd\u6570\uff08\u5373 \u201c\u72af\u9519\u7a0b\u5ea6\u201d \u7684\u8861\u91cf\u6807\u51c6\uff09\u540e\u9762\uff0c\u589e\u52a0\u4e86\u4e00\u4e2a \u201c\u60e9\u7f5a\u9879\u201d\u3002\u8fd9\u4e2a\u60e9\u7f5a\u9879\u4e13\u95e8\u60e9\u7f5a\u90a3\u4e9b\u6570\u503c\u8fc7\u5927\u7684\u6a21\u578b\u53c2\u6570\uff08\u6743\u91cd\uff09\u3002<\/li>\n\n\n\n<li>\u6bd4\u55bb\uff1a\u8fd9\u5c31\u50cf\u544a\u8bc9\u5b66\u751f\uff1a\u201c\u4f60\u53ef\u4ee5\u5199\u51fa\u7b54\u6848\uff0c\u4f46\u4f60\u7684\u89e3\u9898\u6b65\u9aa4\u8d8a\u590d\u6742\u3001\u7528\u7684\u516c\u5f0f\u8d8a\u591a\uff0c\u6211\u6263\u7684\u5206\u5c31\u8d8a\u591a\u3002\u201d \u8fd9\u4f1a\u903c\u8feb\u6a21\u578b\u7528\u6700 \u201c\u7b80\u6d01\u201d \u7684\u65b9\u5f0f\u53bb\u62df\u5408\u6570\u636e\uff0c\u800c\u7b80\u5355\u7684\u6a21\u578b\u901a\u5e38\u6cdb\u5316\u80fd\u529b\u66f4\u597d\uff08\u5965\u5361\u59c6\u5243\u5200\u539f\u7406\uff09\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>Dropout\uff08\u968f\u673a\u5931\u6d3b\uff09\n<ul>\n<li>\u7b56\u7565\uff1a\u8fd9\u662f\u4e00\u79cd\u975e\u5e38\u5de7\u5999\u4e14\u5728\u6df1\u5ea6\u5b66\u4e60\u4e2d\u6781\u4e3a\u5e38\u7528\u7684\u65b9\u6cd5\u3002\u5728\u6bcf\u6b21\u8bad\u7ec3\u8fed\u4ee3\u65f6\uff0c\u968f\u673a\u5730 \u201c\u5173\u95ed\u201d\uff08\u7f6e\u96f6\uff09\u4e00\u90e8\u5206\u795e\u7ecf\u5143\uff0c\u8ba9\u5b83\u4eec\u4e0d\u53c2\u4e0e\u8fd9\u6b21\u7684\u8ba1\u7b97\u3002<\/li>\n\n\n\n<li>\u6bd4\u55bb\uff1a\u8fd9\u5c31\u50cf\u7ed9\u5b66\u751f\u641e \u201c\u6a21\u62df\u8003\u8bd5\u201d\uff0c\u6bcf\u6b21\u8003\u8bd5\u90fd\u968f\u673a\u906e\u4f4f\u4ed6\u7b14\u8bb0\u4e0a\u7684\u4e00\u90e8\u5206\u5185\u5bb9\u3002\u4e3a\u4e86\u80fd\u5728\u5404\u79cd \u201c\u906e\u6321\u201d \u60c5\u51b5\u4e0b\u90fd\u8003\u597d\uff0c\u4ed6\u4e0d\u80fd\u8fc7\u5ea6\u4f9d\u8d56\u4efb\u4f55\u4e00\u4e2a\u5355\u4e00\u7684\u77e5\u8bc6\u70b9\uff0c\u800c\u5fc5\u987b\u5b66\u4f1a\u878d\u4f1a\u8d2f\u901a\uff0c\u638c\u63e1\u6bcf\u4e2a\u77e5\u8bc6\u70b9\u7684\u6838\u5fc3\u3002\u8fd9\u5f3a\u8feb\u795e\u7ecf\u7f51\u7edc\u4e2d\u7684\u4e0d\u540c\u795e\u7ecf\u5143\u90fd\u80fd\u5b66\u5230\u6709\u7528\u7684\u7279\u5f81\uff0c\u800c\u4e0d\u662f\u5f62\u6210 \u201c\u5c0f\u56e2\u4f53\u201d \u6765\u534f\u540c\u8bb0\u5fc6\u566a\u58f0\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li>\u65e9\u505c\uff08Early Stopping\uff09\n<ul>\n<li>\u7b56\u7565\uff1a\u5728\u8bad\u7ec3\u6a21\u578b\u7684\u540c\u65f6\uff0c\u6211\u4eec\u7528\u4e00\u4e2a\u72ec\u7acb\u7684 \u201c\u9a8c\u8bc1\u96c6\u201d\uff08\u8bfe\u5916\u4e66\uff09\u6765\u76d1\u63a7\u5b83\u7684\u8868\u73b0\u3002\u6211\u4eec\u753b\u51fa\u4e24\u6761\u66f2\u7ebf\uff1a\u6a21\u578b\u5728\u8bad\u7ec3\u96c6\u4e0a\u7684\u5f97\u5206\u548c\u5728\u9a8c\u8bc1\u96c6\u4e0a\u7684\u5f97\u5206\u3002<\/li>\n\n\n\n<li>\u89c2\u5bdf\uff1a\u901a\u5e38\uff0c\u4e24\u6761\u66f2\u7ebf\u4f1a\u4e00\u8d77\u4e0a\u5347\u3002\u4f46\u5230\u67d0\u4e2a\u70b9\u540e\uff0c\u8bad\u7ec3\u96c6\u5f97\u5206\u8fd8\u5728\u7ee7\u7eed\u4e0a\u5347\uff0c\u800c\u9a8c\u8bc1\u96c6\u5f97\u5206\u5374\u5f00\u59cb\u4e0b\u964d\u4e86\uff01\u8fd9\u4e2a\u62d0\u70b9\uff0c\u5c31\u662f\u8fc7\u62df\u5408\u5f00\u59cb\u7684\u6807\u5fd7\uff01<\/li>\n\n\n\n<li>\u884c\u52a8\uff1a\u4e00\u65e6\u53d1\u73b0\u8fd9\u4e2a\u62d0\u70b9\uff0c\u6211\u4eec\u7acb\u523b\u505c\u6b62\u8bad\u7ec3\uff01\u9009\u62e9\u5728\u9a8c\u8bc1\u96c6\u4e0a\u8868\u73b0\u6700\u597d\u7684\u90a3\u4e2a\u6a21\u578b\u7248\u672c\u4f5c\u4e3a\u6700\u7ec8\u7ed3\u679c\u3002<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<p>\u3000\u3000<\/p>\n\n\n\n<p><strong>\u56db\u3001\u5927\u6a21\u578b\u65f6\u4ee3\u7684\u6cdb\u5316\u4e0e\u8fc7\u62df\u5408 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