{"id":1649,"date":"2026-10-10T10:23:00","date_gmt":"2026-10-10T02:23:00","guid":{"rendered":"https:\/\/yunyanglib.cn\/?p=1649"},"modified":"2026-10-09T09:25:59","modified_gmt":"2026-10-09T01:25:59","slug":"%e3%80%90ai%e3%80%91%e5%a4%a7%e6%a8%a1%e5%9e%8b%e8%ae%ad%e7%bb%83%e4%b8%89%e9%98%b6%e6%ae%b5%e4%b8%8e-lora-%e5%be%ae%e8%b0%83%ef%bc%9a%e4%bb%8e%e9%a2%84%e8%ae%ad%e7%bb%83%e5%88%b0%e9%a2%86%e5%9f%9f","status":"publish","type":"post","link":"https:\/\/yunyanglib.cn\/?p=1649","title":{"rendered":"\u3010AI\u3011\u5927\u6a21\u578b\u8bad\u7ec3\u4e09\u9636\u6bb5\u4e0e LoRA \u5fae\u8c03\uff1a\u4ece\u9884\u8bad\u7ec3\u5230\u9886\u57df\u9002\u914d"},"content":{"rendered":"\n<h1 class=\"wp-block-heading\">\u4e00\u3001\u5f00\u7bc7\uff1a\u8bad\u7ec3\u4e0e\u5fae\u8c03\u7684\u4e24\u6761\u4e3b\u7ebf<\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">\u4e00\u4e2a\u597d\u7528\u7684\u5927\u6a21\u578b\u8981\u7ecf\u5386\u4e24\u4ef6\u4e8b\uff1a<strong>\u8bad\u7ec3\u9636\u6bb5<\/strong>\u8ba9\u5b83\u5b66\u4f1a\u8bed\u8a00\u4e0e\u670d\u4ece\u6307\u4ee4\uff0c<strong>\u5fae\u8c03\u4e0e\u68c0\u7d22<\/strong>\u8ba9\u5b83\u9002\u914d\u5177\u4f53\u573a\u666f\u3002\u7406\u89e3\u8bad\u7ec3\u4e09\u9636\u6bb5\u4e0e LoRA\u3001RAG \u7684\u53d6\u820d\uff0c\u662f\u638c\u63e1\u5927\u6a21\u578b\u5de5\u7a0b\u7684\u5173\u952e\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\">\u4e8c\u3001\u8bad\u7ec3\u4e09\u9636\u6bb5<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">2.1 \u9884\u8bad\u7ec3<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u9884\u8bad\u7ec3\u662f\u6a21\u578b\u7b2c\u4e00\u9636\u6bb5\uff0c\u7528\u6d77\u91cf\u516c\u5f00\u6587\u672c\u6570\u636e\u8bad\u7ec3\u3002\u76ee\u6807\uff1a<strong>\u5b66\u4e60\u901a\u7528\u8bed\u8a00\u3001\u77e5\u8bc6\u3001\u57fa\u7840\u903b\u8f91\u80fd\u529b<\/strong>\u3002\u6a21\u578b\u5b66\u4f1a\u8bfb\u61c2\u6587\u5b57\u3001\u7eed\u5199\u6587\u672c\uff0c\u638c\u63e1\u5927\u91cf\u5e38\u8bc6\u77e5\u8bc6\u3002\u4f46\u6b64\u65f6\u6a21\u578b\u53ea\u662f\u4f1a\u7eed\u5199\uff0c<strong>\u542c\u4e0d\u61c2\u4eba\u7c7b\u6307\u4ee4<\/strong>\u2014\u2014\u4f60\u63d0\u95ee\u5b83\u4e0d\u4e00\u5b9a\u4f1a\u56de\u7b54\u95ee\u9898\uff0c\u53ef\u80fd\u81ea\u987e\u81ea\u5f80\u4e0b\u7eed\u5199\uff0c\u4e0d\u4f1a\u5bf9\u9f50\u4eba\u7684\u9700\u6c42\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">2.2 SFT \u76d1\u7763\u5fae\u8c03<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u62ff\u5230\u9884\u8bad\u7ec3\u597d\u7684\u5e95\u5ea7\u6a21\u578b\uff0c\u7528\u9ad8\u8d28\u91cf\u7684\u300c\u6307\u4ee4-\u56de\u7b54\u300d\u6837\u672c\u53bb\u5fae\u8c03\u3002\u8f93\u5165\u662f\u4eba\u7c7b\u6307\u4ee4\uff0c\u8f93\u51fa\u662f\u4eba\u5de5\u5199\u597d\u7684\u6807\u51c6\u7b54\u6848\u3002\u76ee\u6807\uff1a<strong>\u6559\u4f1a\u6a21\u578b\u542c\u61c2\u6307\u4ee4\uff0c\u6309\u7167\u4eba\u7684\u8981\u6c42\u6765\u8f93\u51fa\u56de\u7b54<\/strong>\u3002\u7ecf\u8fc7 SFT \u4e4b\u540e\uff0c\u6a21\u578b\u77e5\u9053\u7528\u6237\u63d0\u95ee\u8981\u7ed9\u51fa\u5bf9\u5e94\u56de\u590d\uff0c\u800c\u4e0d\u662f\u968f\u4fbf\u7eed\u5199\u3002\u5c40\u9650\uff1a\u53ea\u80fd\u6a21\u4eff\u6837\u672c\uff0c\u8fd8\u5206\u4e0d\u6e05\u4ec0\u4e48\u56de\u7b54\u662f\u597d\u3001\u4ec0\u4e48\u662f\u4e0d\u597d\uff0c\u5bb9\u6613\u8f93\u51fa\u6709\u5bb3\u3001\u5570\u55e6\u3001\u4e0d\u7b26\u5408\u4eba\u7c7b\u559c\u597d\u7684\u5185\u5bb9\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">2.3 RLHF \u4eba\u7c7b\u53cd\u9988\u5f3a\u5316\u5b66\u4e60<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">RLHF \u5206\u4e3a\u4e24\u6b65\uff1a<strong>\u7b2c\u4e00\u6b65\uff0c\u8bad\u7ec3\u5956\u52b1\u6a21\u578b\u3002<\/strong>\u540c\u4e00\u4e2a\u95ee\u9898\u751f\u6210\u591a\u6761\u6a21\u578b\u56de\u7b54\uff0c\u7531\u4eba\u6253\u5206\u6392\u5e8f\uff0c\u8bad\u7ec3\u51fa\u4e00\u4e2a\u5956\u52b1\u6a21\u578b RM\uff0c\u8ba9\u6a21\u578b\u5b66\u4f1a\u5224\u65ad\u54ea\u6bb5\u56de\u7b54\u4eba\u7c7b\u66f4\u559c\u6b22\u3001\u54ea\u4e9b\u56de\u7b54\u4e0d\u597d\u3002<strong>\u7b2c\u4e8c\u6b65\uff0c\u5f3a\u5316\u5b66\u4e60\u8c03\u4f18\u3002<\/strong>\u7528\u5956\u52b1\u6a21\u578b\u7684\u6253\u5206\u4f5c\u4e3a\u4fe1\u53f7\uff0c\u901a\u8fc7\u5f3a\u5316\u5b66\u4e60\u7ee7\u7eed\u4f18\u5316 SFT \u540e\u7684\u5927\u6a21\u578b\u3002\u76ee\u6807\uff1a<strong>\u5bf9\u9f50\u4eba\u7c7b\u504f\u597d<\/strong>\uff0c\u8f93\u51fa\u66f4\u6709\u7528\u3001\u8bda\u5b9e\u3001\u5b89\u5168\u3001\u7b26\u5408\u4eba\u7684\u4ef7\u503c\u89c2\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u91cd\u70b9\uff1aRLHF \u4e0d\u662f\u6559\u65b0\u77e5\u8bc6\uff0c\u662f\u8c03\u6574\u8f93\u51fa\u98ce\u683c\uff0c\u5206\u8fa8\u597d\u574f\uff0c\u89c4\u907f\u6709\u5bb3\u8f93\u51fa\u3002<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"336\" src=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/10\/image-6-1024x336.png\" alt=\"\" class=\"wp-image-1651\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/10\/image-6-1024x336.png 1024w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/10\/image-6-300x99.png 300w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/10\/image-6-767x252.png 767w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/10\/image-6.png 1087w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">2.4 \u5b8c\u6574\u6d41\u7a0b\u603b\u7ed3<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u9884\u8bad\u7ec3\u6253\u57fa\u7840 \u2192 SFT \u5b66\u4f1a\u670d\u4ece\u6307\u4ee4 \u2192 RLHF \u5bf9\u9f50\u4eba\u7c7b\u504f\u597d\u3002<strong>\u9884\u8bad\u7ec3\u51b3\u5b9a\u5e95\u5ea7\u77e5\u8bc6\u80fd\u529b\uff1bSFT \u5b9e\u73b0\u6307\u4ee4\u8ddf\u968f\uff1bRLHF \u8d1f\u8d23\u597d\u7528\u3001\u5b89\u5168\u3001\u7b26\u5408\u4eba\u559c\u597d\u3002<\/strong><\/p>\n\n\n\n<h1 class=\"wp-block-heading\">\u4e09\u3001LoRA \u4f4e\u79e9\u9002\u914d<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">3.1 \u4ec0\u4e48\u662f\u5fae\u8c03\uff0c\u4ec0\u4e48\u662f LoRA<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u5b8c\u6574\u5168\u91cf\u5fae\u8c03<\/strong>\uff1a\u628a\u5927\u6a21\u578b\u5168\u90e8\u53c2\u6570\u6253\u5f00\u8bad\u7ec3\uff0c\u66f4\u65b0\u6a21\u578b\u539f\u6709\u6743\u91cd\u3002<strong>\u7f3a\u70b9\uff1a\u53c2\u6570\u91cf\u5de8\u5927\uff0c\u663e\u5b58\u5f00\u9500\u9ad8\uff0c\u6210\u672c\u5f88\u8d35\u3002<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>LoRA \u4f4e\u79e9\u9002\u914d<\/strong>\u662f\u4e00\u79cd\u8f7b\u91cf\u7ea7\u5fae\u8c03\u65b9\u6848\u3002\u5b83\u4e0d\u53bb\u6539\u52a8\u5927\u6a21\u578b\u539f\u672c\u7684\u4e3b\u5e72\u6743\u91cd\uff0c\u53ea\u5728 Transformer \u7684\u6ce8\u610f\u529b\u5c42\u65c1\u65b0\u589e\u4e24\u5957\u5f88\u5c0f\u7684\u4f4e\u79e9\u77e9\u9635\uff0c\u8bad\u7ec3\u53ea\u66f4\u65b0\u8fd9\u4e00\u5c0f\u90e8\u5206\u65b0\u589e\u53c2\u6570\u3002\u8bad\u7ec3\u5b8c\u6210\u540e\uff0c\u53ef\u4ee5\u628a\u5c0f\u77e9\u9635\u7684\u6743\u91cd\u5408\u5e76\u56de\u539f\u6a21\u578b\u63a8\u7406\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6838\u5fc3\uff1a\u53ea\u7528\u5f88\u5c11\u53c2\u6570\uff0c\u5c31\u80fd\u8ba9\u5927\u6a21\u578b\u9002\u914d\u7279\u5b9a\u9886\u57df\uff0c\u663e\u5b58\u3001\u7b97\u529b\u5f00\u9500\u8fdc\u4f4e\u4e8e\u5168\u91cf\u5fae\u8c03\u3002<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"529\" src=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/10\/image-7-1024x529.png\" alt=\"\" class=\"wp-image-1652\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/10\/image-7-1024x529.png 1024w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/10\/image-7-300x155.png 300w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/10\/image-7-766x396.png 766w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/10\/image-7.png 1095w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">3.2 LoRA \u80fd\u5e72\u4ec0\u4e48<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u7528\u6765\u505a<strong>\u9886\u57df\u9002\u914d\u3001\u98ce\u683c\u5bf9\u9f50\u3001\u7279\u5b9a\u4efb\u52a1\u80fd\u529b\u6539\u9020<\/strong>\u3002\u6bd4\u5982\u5782\u76f4\u884c\u4e1a\u8bdd\u672f\u3001\u4f01\u4e1a\u5185\u90e8\u56fa\u5b9a\u8f93\u51fa\u683c\u5f0f\u3001\u7279\u5b9a\u4efb\u52a1\u8303\u5f0f\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u6ce8\u610f\uff1aLoRA \u4e0d\u662f\u5f80\u6a21\u578b\u91cc\u9762\u585e\u65b0\u77e5\u8bc6\uff0c\u5b83\u662f\u8c03\u6574\u6a21\u578b\u7684\u751f\u6210\u884c\u4e3a\u3001\u8f93\u51fa\u6a21\u5f0f\uff1b\u5927\u91cf\u5916\u90e8\u4e8b\u5b9e\u77e5\u8bc6\uff0cLoRA \u8865\u4e0d\u8fdb\u53bb\u3002<\/strong><\/p>\n\n\n\n<h1 class=\"wp-block-heading\">\u56db\u3001\u5173\u952e\u9762\u8bd5\u533a\u5206\uff1a\u5fae\u8c03\uff08LoRA\uff09\u8fd8\u662f RAG<\/h1>\n\n\n\n<h2 class=\"wp-block-heading\">4.1 \u4f18\u5148\u9009\u5fae\u8c03\uff08LoRA\uff09\u7684\u573a\u666f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u9700\u8981\u6539\u53d8\u6a21\u578b\u7684\u884c\u4e3a\u3001\u8f93\u51fa\u98ce\u683c\u3001\u56de\u7b54\u8303\u5f0f\u3001\u4efb\u52a1\u903b\u8f91\u3002\u4e3e\u4f8b\uff1a\u56fa\u5b9a\u8f93\u51fa\u683c\u5f0f\u3001\u7279\u5b9a\u884c\u4e1a\u8bf4\u8bdd\u8bed\u6c14\u3001\u56fa\u5b9a\u7684\u601d\u8003\u6b65\u9aa4\u3001\u6539\u9020\u6a21\u578b\u6267\u884c\u67d0\u7c7b\u4efb\u52a1\u7684\u65b9\u5f0f\u3002<strong>\u76ee\u6807\uff1a\u6539\u6a21\u578b&#8221;\u600e\u4e48\u8bf4&#8221;\u3002<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">4.2 \u4f18\u5148\u9009 RAG \u68c0\u7d22\u589e\u5f3a\u7684\u573a\u666f<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u9700\u8981\u6a21\u578b\u4f7f\u7528\u5927\u91cf\u5916\u90e8\u79c1\u6709\u6587\u6863\u3001\u5b9e\u65f6\u4e8b\u5b9e\u8d44\u6599\u3002\u6bd4\u5982\u4f01\u4e1a\u77e5\u8bc6\u5e93\u3001\u4e1a\u52a1\u6587\u6863\uff0c\u9700\u8981\u6a21\u578b\u5f15\u7528\u6587\u6863\u91cc\u5177\u4f53\u4e8b\u5b9e\u6570\u636e\u3002\u628a\u6587\u6863\u68c0\u7d22\u51fa\u6765\u653e\u5230\u4e0a\u4e0b\u6587\uff0c\u6a21\u578b\u76f4\u63a5\u8bfb\u6587\u6863\u4f5c\u7b54\u3002<strong>\u76ee\u6807\uff1a\u7ed9\u6a21\u578b&#8221;\u770b\u4ec0\u4e48\u8d44\u6599&#8221;\u3002<\/strong><\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" width=\"1024\" height=\"467\" src=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/10\/image-8-1024x467.png\" alt=\"\" class=\"wp-image-1653\" srcset=\"https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/10\/image-8-1024x467.png 1024w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/10\/image-8-300x137.png 300w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/10\/image-8-767x350.png 767w, https:\/\/yunyanglib.cn\/wp-content\/uploads\/2026\/10\/image-8.png 1087w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\">4.3 \u7b80\u5355\u533a\u5206\u4e0e\u8865\u5145\u8fb9\u754c<\/h2>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8981\u6539\u6a21\u578b\u7684\u80fd\u529b\u3001\u884c\u4e3a\u3001\u98ce\u683c \u2192 LoRA \u5fae\u8c03\uff1b\u8981\u7ed9\u6a21\u578b\u65b0\u589e\u5927\u91cf\u4e8b\u5b9e\u8d44\u6599 \u2192 RAG\u3002<\/li>\n\n\n\n<li><strong>\u8fb9\u754c<\/strong>\uff1aLoRA \u4e0d\u80fd\u8bb0\u5fc6\u6d77\u91cf\u65b0\u77e5\u8bc6\uff0c\u79c1\u6709\u8d44\u6599\u6210\u5343\u4e0a\u4e07\u7bc7\u9760 LoRA \u5f88\u96be\u5168\u90e8\u8bb0\u4f4f\uff0c\u8fd8\u5bb9\u6613\u4ea7\u751f\u5e7b\u89c9\uff1bRAG 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