{"id":1793,"date":"2024-04-02T20:19:53","date_gmt":"2024-04-02T12:19:53","guid":{"rendered":"https:\/\/www.tchepai.com\/?p=1793"},"modified":"2024-04-02T20:19:53","modified_gmt":"2024-04-02T12:19:53","slug":"rag","status":"publish","type":"post","link":"https:\/\/www.kdjingpai.com\/pt\/rag\/","title":{"rendered":"RAG\uff1a\u68c0\u7d22\u589e\u5f3a"},"content":{"rendered":"<p>RAG\uff08Retrieve Augmented Generation\uff0c\u68c0\u7d22\u589e\u5f3a\u751f\u6210\uff09\u662f\u4e00\u79cd\u4ee5\u6743\u5a01\u77e5\u8bc6\u5e93\u8d44\u8baf\u4e3a\u57fa\u7840\u6765\u4f18\u5316\u5927\u578b\u8bed\u8a00\u6a21\u578b\uff08LLMs\uff09\u8f93\u51fa\u7684\u6280\u672f\u3002\u8fd9\u9879\u6280\u672f\u901a\u8fc7\u6269\u5c55LLMs\u7684\u529f\u80fd\uff0c\u4f7f\u5176\u5728\u751f\u6210\u56de\u7b54\u65f6\u80fd\u53c2\u8003\u7279\u5b9a\u9886\u57df\u6216\u7ec4\u7ec7\u7684\u5185\u90e8\u77e5\u8bc6\u5e93\uff0c\u4ee5\u6b64\u63d0\u9ad8\u8f93\u51fa\u7684\u8d28\u91cf\u5e76\u786e\u4fdd\u5176\u5728\u5404\u79cd\u60c5\u51b5\u4e0b\u7684\u76f8\u5173\u6027\u3001\u51c6\u786e\u6027\u548c\u5b9e\u7528\u6027\u3002<\/p>\n<p>&nbsp;<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-2598\" src=\"https:\/\/www.kdjingpai.com\/wp-content\/uploads\/2024\/04\/9c24108ba5312a5.jpg\" width=\"898\" height=\"532\" alt=\"RAG\uff1a\u68c0\u7d22\u589e\u5f3a-1\" title=\"RAG\uff1a\u68c0\u7d22\u589e\u5f3a-1\" srcset=\"https:\/\/www.kdjingpai.com\/wp-content\/uploads\/2024\/04\/9c24108ba5312a5.jpg 898w, https:\/\/www.kdjingpai.com\/wp-content\/uploads\/2024\/04\/9c24108ba5312a5-300x178.jpg 300w, https:\/\/www.kdjingpai.com\/wp-content\/uploads\/2024\/04\/9c24108ba5312a5-768x455.jpg 768w\" sizes=\"auto, (max-width: 898px) 100vw, 898px\" \/><\/p>\n<p>&nbsp;<\/p>\n<h2>\u4f18\u5316\u5927\u578b\u8bed\u8a00\u6a21\u578b\uff08LLMs\uff09<\/h2>\n<p>\u5927\u578b\u8bed\u8a00\u6a21\u578b\uff08LLMs\uff09\u901a\u5e38\u5728\u5927\u89c4\u6a21\u6570\u636e\u96c6\u4e0a\u8bad\u7ec3\uff0c\u62e5\u6709\u6570\u5341\u4ebf\u53c2\u6570\u4ee5\u751f\u6210\u539f\u59cb\u8f93\u51fa\uff0c\u5982\u56de\u7b54\u95ee\u9898\u3001\u8bed\u8a00\u7ffb\u8bd1\u548c\u5b8c\u6210\u53e5\u5b50\u7b49\u4efb\u52a1\u3002\u7136\u800c\uff0c\u7531\u4e8eLLMs\u7684\u8bad\u7ec3\u6570\u636e\u662f\u9759\u6001\u7684\uff0c\u4e14\u5728\u5176\u77e5\u8bc6\u66f4\u65b0\u65b9\u9762\u6709\u4e00\u4e2a\u622a\u6b62\u65e5\u671f\uff0c\u4f7f\u5f97\u6a21\u578b\u6709\u53ef\u80fd\u5728\u7f3a\u4e4f\u7b54\u6848\u65f6\u63d0\u4f9b\u9519\u8bef\u4fe1\u606f\uff0c\u6216\u5728\u5e94\u5bf9\u9700\u8981\u83b7\u53d6\u7279\u5b9a\u6700\u65b0\u4fe1\u606f\u7684\u67e5\u8be2\u65f6\uff0c\u8f93\u51fa\u8fc7\u65f6\u6216\u6a21\u7cca\u7684\u56de\u5e94\u3002\u6b64\u5916\uff0cLLMs\u7684\u56de\u7b54\u4e5f\u6709\u53ef\u80fd\u6765\u81ea\u975e\u6743\u5a01\u6765\u6e90\uff0c\u6216\u7531\u4e8e\u672f\u8bed\u6df7\u6dc6\uff0c\u5373\u76f8\u540c\u672f\u8bed\u5728\u4e0d\u540c\u6570\u636e\u6e90\u4e2d\u53ef\u80fd\u5f15\u6307\u4e0d\u540c\u5185\u5bb9\uff0c\u4ece\u800c\u4ea7\u751f\u9519\u8bef\u56de\u5e94\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>RAG\u7684\u89e3\u51b3\u65b9\u6848<\/h2>\n<p>RAG\u901a\u8fc7\u5f15\u5bfcLLMs\u4ece\u9884\u8bbe\u7684\u3001\u6743\u5a01\u7684\u77e5\u8bc6\u6e90\u4e2d\u68c0\u7d22\u76f8\u5173\u4fe1\u606f\uff0c\u4ee5\u89e3\u51b3\u4e0a\u8ff0\u95ee\u9898\u3002\u57fa\u7840\u6a21\u578b\u901a\u5e38\u662f\u79bb\u7ebf\u8bad\u7ec3\u7684\uff0c\u5bf9\u4e8e\u5728\u8bad\u7ec3\u7ed3\u675f\u540e\u4ea7\u751f\u7684\u4efb\u4f55\u6570\u636e\u5b83\u90fd\u65e0\u6cd5\u83b7\u53d6\u3002LLMs\u901a\u5e38\u5728\u975e\u5e38\u901a\u7528\u7684\u9886\u57df\u8bed\u6599\u5e93\u4e0a\u8fdb\u884c\u8bad\u7ec3\uff0c\u56e0\u6b64\u5b83\u4eec\u5bf9\u7279\u5b9a\u9886\u57df\u4efb\u52a1\u7684\u5904\u7406\u6548\u7387\u8f83\u4f4e\u3002RAG\u6a21\u578b\u80fd\u4ece\u57fa\u7840\u6a21\u578b\u4ee5\u5916\u7684\u6570\u636e\u4e2d\u68c0\u7d22\u4fe1\u606f\uff0c\u5e76\u5728\u4e0a\u4e0b\u6587\u4e2d\u6dfb\u52a0\u76f8\u5173\u68c0\u7d22\u5230\u7684\u6570\u636e\u4ee5\u589e\u5f3a\u63d0\u793a\u3002<\/p>\n<p>\u6709\u5173 RAG \u6a21\u578b\u4f53\u7cfb\u7ed3\u6784\u7684\u66f4\u591a\u4fe1\u606f\uff0c\u8bf7\u53c2\u9605<a href=\"https:\/\/arxiv.org\/abs\/2005.11401\">\u300a\u77e5\u8bc6\u5bc6\u96c6\u578b NLP \u4efb\u52a1\u7684\u68c0\u7d22\u589e\u5f3a\u751f\u6210\u300b<\/a>\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>\u68c0\u7d22\u589e\u5f3a\u751f\u6210\uff08RAG\uff09\u7684\u4f18\u52bf<\/h2>\n<p>\u901a\u8fc7\u4f7f\u7528RAG\uff0c\u53ef\u4ee5\u4ece\u4e00\u7cfb\u5217\u5916\u90e8\u6570\u636e\u6e90\uff08\u4f8b\u5982\u6587\u6863\u4ed3\u5e93\u3001\u6570\u636e\u5e93\u6216API\uff09\u83b7\u53d6\u6570\u636e\u4ee5\u589e\u5f3a\u63d0\u793a\u3002\u8be5\u8fc7\u7a0b\u9996\u5148\u9700\u8981\u5c06\u6587\u6863\u548c\u7528\u6237\u67e5\u8be2\u8f6c\u5316\u4e3a\u4e00\u4e2a\u517c\u5bb9\u683c\u5f0f\u4ee5\u8fdb\u884c\u76f8\u5173\u6027\u641c\u7d22\u3002\u6b64\u5904\u7684\u683c\u5f0f\u517c\u5bb9\u610f\u5473\u7740\u6211\u4eec\u9700\u8981\u5229\u7528\u5d4c\u5165\u8bed\u8a00\u6a21\u578b\uff0c\u5c06\u6587\u6863\u96c6\u5408\uff08\u53ef\u89c6\u4e3a\u77e5\u8bc6\u5e93\uff09\u548c\u7528\u6237\u63d0\u4ea4\u7684\u67e5\u8be2\u8f6c\u5316\u4e3a\u6570\u503c\u8868\u793a\uff0c\u4ee5\u4fbf\u8fdb\u884c\u5bf9\u6bd4\u548c\u641c\u7d22\u3002RAG\u6a21\u578b\u7684\u4e3b\u8981\u4efb\u52a1\u662f\u6bd4\u8f83\u7528\u6237\u67e5\u8be2\u7684\u5d4c\u5165\u548c\u77e5\u8bc6\u5e93\u5185\u7684\u5411\u91cf\u3002<\/p>\n<p>\u589e\u5f3a\u540e\u7684\u63d0\u793a\u968f\u540e\u53d1\u7ed9\u57fa\u7840\u6a21\u578b\uff0c\u6b64\u8fc7\u7a0b\u4e2d\uff0c\u539f\u59cb\u7684\u7528\u6237\u63d0\u793a\u4e0e\u77e5\u8bc6\u5e93\u4e2d\u76f8\u4f3c\u6587\u6863\u7684\u76f8\u5173\u4e0a\u4e0b\u6587\u8fdb\u884c\u4e86\u7ec4\u5408\u3002\u4f60\u8fd8\u53ef\u4ee5\u5f02\u6b65\u66f4\u65b0\u77e5\u8bc6\u5e93\u53ca\u5176\u76f8\u5173\u7684\u5d4c\u5165\u8868\u793a\uff0c\u4ee5\u6b64\u66f4\u8fdb\u4e00\u6b65\u63d0\u5347RAG\u6a21\u578b\u7684\u6548\u7387\u548c\u51c6\u786e\u6027\u3002<\/p>\n<p>&nbsp;<\/p>\n<h2>RAG\u9762\u4e34\u7684\u6311\u6218<\/h2>\n<p>\u5c3d\u7ba1 RAG \u63d0\u4f9b\u4e86\u4e00\u79cd\u4f18\u5316\u5927\u578b\u8bed\u8a00\u6a21\u578b\u7684\u65b9\u6cd5\uff0c\u5f7b\u5e95\u5e94\u5bf9\u5b9e\u9645\u4e2d\u4fe1\u606f\u68c0\u7d22\u548c\u95ee\u9898\u56de\u7b54\u7684\u6311\u6218\uff0c\u4f46\u5b83\u4ecd\u7136\u9762\u4e34\u4e00\u4e9b\u95ee\u9898\u548c\u6311\u6218\u3002<\/p>\n<p>1. \u6570\u636e\u6e90\u7684\u51c6\u786e\u6027\u548c\u53ef\u9760\u6027<\/p>\n<p>\u5728\u68c0\u7d22\u589e\u5f3a\u751f\u6210\u6a21\u578b\u4e2d\uff0c\u6570\u636e\u6e90\u7684\u51c6\u786e\u6027\u548c\u66f4\u65b0\u6027\u5341\u5206\u5173\u952e\u3002\u5982\u679c\u6570\u636e\u6e90\u5305\u542b\u9519\u8bef\u4fe1\u606f\u3001\u8fc7\u65f6\u4fe1\u606f\u6216\u8005\u672a\u7ecf\u9a8c\u8bc1\u7684\u4fe1\u606f\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4RAG\u751f\u6210\u7684\u7b54\u6848\u9519\u8bef\u6216\u8005\u8d28\u91cf\u4f4e\u4e0b\u3002\u56e0\u6b64\uff0c\u8981\u4fdd\u8bc1\u6570\u636e\u6e90\u7684\u8d28\u91cf\u662f\u4e00\u4e2a\u9700\u8981\u6301\u7eed\u9762\u4e34\u548c\u89e3\u51b3\u7684\u6311\u6218\u3002<\/p>\n<p>2. \u68c0\u7d22\u6548\u7387<\/p>\n<p>\u867d\u7136RAG\u53ef\u4ee5\u5728\u5927\u6570\u636e\u96c6\u4e0a\u6709\u6548\u8fdb\u884c\uff0c\u4f46\u662f\u5f53\u77e5\u8bc6\u5e93\u53d8\u5f97\u5e9e\u5927\u6216\u8005\u67e5\u8be2\u53d8\u5f97\u590d\u6742\u65f6\uff0c\u53ef\u80fd\u4f1a\u9762\u4e34\u6548\u7387\u95ee\u9898\u3002\u56e0\u4e3a\u5728\u5927\u91cf\u6570\u636e\u4e2d\u627e\u5230\u76f8\u5173\u4fe1\u606f\u662f\u4e00\u4e2a\u65f6\u95f4\u548c\u8ba1\u7b97\u5bc6\u96c6\u578b\u4efb\u52a1\uff0c\u4f18\u5316\u68c0\u7d22\u7b97\u6cd5\u7684\u6548\u7387\u4e5f\u662fRAG\u7684\u4e00\u4e2a\u6311\u6218\u3002<\/p>\n<p>3. \u6cdb\u5316\u80fd\u529b<\/p>\n<p>RAG\u6a21\u578b\u53ef\u80fd\u5bf9\u7279\u5b9a\u6570\u636e\u548c\u67e5\u8be2\u7279\u522b\u654f\u611f\uff0c\u90e8\u5206\u95ee\u9898\u53ef\u80fd\u51fa\u73b0\u91c7\u53d6\u5408\u7406\u4e14\u6709\u6548\u7b56\u7565\u8f83\u4e3a\u56f0\u96be\u7684\u73b0\u8c61\uff0c\u8fd9\u5f80\u5f80\u8981\u6c42\u6a21\u578b\u5177\u6709\u8f83\u597d\u7684\u6cdb\u5316\u80fd\u529b\u3002\u5728\u8bad\u7ec3\u6a21\u578b\u4ee5\u5904\u7406\u5404\u79cd\u67e5\u8be2\u548c\u6570\u636e\u6e90\u65f6\uff0c\u9700\u8981\u5904\u7406\u7684\u95ee\u9898\u548c\u6311\u6218\u76f8\u5f53\u590d\u6742\u3002<\/p>\n<p>4. \u5f02\u6784\u6570\u636e\u5904\u7406<\/p>\n<p>\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u6570\u636e\u5e76\u4e0d\u603b\u662f\u4ee5\u6587\u6863\u7684\u5f62\u5f0f\u5b58\u5728\uff0c\u8fd8\u53ef\u80fd\u4ee5\u56fe\u50cf\u3001\u97f3\u9891\u3001\u89c6\u9891\u7b49\u5176\u4ed6\u5f62\u5f0f\u5b58\u5728\u3002\u5982\u4f55\u8ba9RAG\u5904\u7406\u8fd9\u4e9b\u5f62\u5f0f\u7684\u6570\u636e\uff0c\u8ba9\u5176\u5728\u66f4\u5e7f\u6cdb\u7684\u77e5\u8bc6\u6e90\u4e4b\u95f4\u8fdb\u884c\u68c0\u7d22\u548c\u8de8\u5f15\u7528\uff0c\u4e5f\u662f\u4e00\u4e2a\u5927\u6311\u6218\u3002<\/p>\n<p>\u5904\u7406\u4e0a\u8ff0\u6311\u6218\u9700\u8981\u5728RAG\u7684\u5f3a\u5927\u529f\u80fd\u4e0e\u5176\u6f5c\u5728\u95ee\u9898\u4e4b\u95f4\u627e\u5230\u4e00\u79cd\u5e73\u8861\uff0c\u8fd9\u6837\u624d\u80fd\u4fdd\u8bc1\u5176\u5728\u5404\u79cd\u5b9e\u9645\u5e94\u7528\u4e2d\u7684\u6027\u80fd\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p><strong>\u8be6\u7ec6\u4fe1\u606f\uff0c\u8bf7\u53c2\u9605\u4ee5\u4e0b\u793a\u4f8b\u7b14\u8bb0\u672c\uff1a<\/strong><\/p>\n<p>\u91cd\u8981\u53c2\u8003\uff1ahttps:\/\/docs.aws.amazon.com\/pdfs\/sagemaker\/latest\/dg\/sagemaker-dg.pdf#jumpstart-foundation-models-customize-rag<\/p>\n<p><a href=\"https:\/\/sagemaker-examples.readthedocs.io\/en\/latest\/introduction_to_amazon_algorithms\/jumpstart-foundation-models\/question_answering_retrieval_augmented_generation\/question_answering_jumpstart_knn.html\">\u68c0\u7d22\u589e\u5f3a\u751f\u6210\uff1a\u57fa\u4e8e\u81ea\u5b9a\u4e49\u6570\u636e\u96c6\u7684\u95ee\u7b54<\/a><\/p>\n<p><a href=\"https:\/\/sagemaker-examples.readthedocs.io\/en\/latest\/introduction_to_amazon_algorithms\/jumpstart-foundation-models\/question_answering_retrieval_augmented_generation\/question_answering_langchain_jumpstart.html\">\u68c0\u7d22\u589e\u5f3a\u751f\u6210\uff1a\u57fa\u4e8e\u5f00\u6e90LangChain\u5e93\u7684\u81ea\u5b9a\u4e49\u6570\u636e\u96c6\u7684\u95ee\u7b54<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>RAG\uff08Retrieve Augmented Generation\uff0c\u68c0\u7d22\u589e\u5f3a\u751f\u6210\uff09\u662f\u4e00\u79cd\u4ee5\u6743\u5a01\u77e5\u8bc6\u5e93\u8d44\u8baf\u4e3a\u57fa\u7840\u6765\u4f18\u5316\u5927\u578b\u8bed\u8a00\u6a21\u578b\uff08LLMs\uff09\u8f93\u51fa\u7684\u6280\u672f\u3002\u8fd9\u9879\u6280\u672f\u901a\u8fc7\u6269\u5c55LLMs\u7684\u529f\u80fd\uff0c\u4f7f\u5176\u5728\u751f\u6210\u56de\u7b54\u65f6\u80fd\u53c2\u8003\u7279\u5b9a\u9886\u57df\u6216\u7ec4\u7ec7\u7684\u5185\u90e8\u77e5\u8bc6\u5e93\uff0c\u4ee5\u6b64\u63d0&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[34],"tags":[],"class_list":["post-1793","post","type-post","status-publish","format-standard","hentry","category-knowledge"],"_links":{"self":[{"href":"https:\/\/www.kdjingpai.com\/pt\/wp-json\/wp\/v2\/posts\/1793","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.kdjingpai.com\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.kdjingpai.com\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.kdjingpai.com\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.kdjingpai.com\/pt\/wp-json\/wp\/v2\/comments?post=1793"}],"version-history":[{"count":0,"href":"https:\/\/www.kdjingpai.com\/pt\/wp-json\/wp\/v2\/posts\/1793\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.kdjingpai.com\/pt\/wp-json\/wp\/v2\/media?parent=1793"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.kdjingpai.com\/pt\/wp-json\/wp\/v2\/categories?post=1793"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.kdjingpai.com\/pt\/wp-json\/wp\/v2\/tags?post=1793"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}