Upload<\/code> \u63a5\u53e3\u6765\u5904\u7406\u4e0a\u4f20\u6587\u4ef6\uff0c\u5e76\u652f\u6301\u5206\u7247\u4e0a\u4f20\u907f\u514d\u5927\u6587\u4ef6\u4f20\u8f93\u95ee\u9898\u3002\u7136\u540e\u5f88\u5173\u952e\u7684\u4e00\u70b9\u662f\uff0c\u6211\u4eec\u6ca1\u6709\u9009\u62e9\u540c\u6b65\u5904\u7406\uff0c\u800c\u662f\u628a\u6587\u4ef6\u5904\u7406\u4efb\u52a1\u4e22\u5230 Kafka \u7684\u6d88\u606f\u961f\u5217\u91cc\uff0c\u8fd9\u6837\u7528\u6237\u4e0a\u4f20\u5b8c\u5c31\u80fd\u7acb\u5373\u5f97\u5230\u54cd\u5e94\uff0c\u4e0d\u7528\u7b49\u5f85\u6f2b\u957f\u7684\u5904\u7406\u8fc7\u7a0b\u3002<\/p>\n\n\n\n![\"\"](\"data:image\/svg+xml;base64,PCEtLUFyZ29uTG9hZGluZy0tPgo8c3ZnIHdpZHRoPSIxIiBoZWlnaHQ9IjEiIHhtbG5zPSJodHRwOi8vd3d3LnczLm9yZy8yMDAwL3N2ZyIgc3Ryb2tlPSIjZmZmZmZmMDAiPjxnPjwvZz4KPC9zdmc+\")
<\/div><\/figure>\n\n\n\n\u63a5\u4e0b\u6765\u662f\u6587\u6863\u89e3\u6790\u73af\u8282\uff0c FileProcessingConsumer<\/code> \u4f5c\u4e3a Kafka \u6d88\u8d39\u8005\u4f1a\u5f02\u6b65\u5904\u7406\u8fd9\u4e9b\u4efb\u52a1\u3002\u6211\u4eec\u4f7f\u7528 Apache Tika \u6765\u89e3\u6790\u5404\u79cd\u683c\u5f0f\u7684\u6587\u6863\uff0c\u6bd4\u5982 PDF\u3001Word\u3001Excel \u7b49\uff0c\u7136\u540e\u901a\u8fc7 ParseService<\/code> \u628a\u6587\u6863\u5185\u5bb9\u5207\u5206\u6210\u5c0f\u6bb5\uff0c\u8fd9\u6837\u505a\u7684\u597d\u5904\u662f\u65e2\u80fd\u4fdd\u6301\u8bed\u4e49\u7684\u5b8c\u6574\u6027\uff0c\u53c8\u80fd\u63a7\u5236\u5411\u91cf\u5316\u7684\u7c92\u5ea6\u3002<\/p>\n\n\n\n\u5411\u91cf\u5316\u8fd9\u5757\u662f\u6574\u4e2a RAG \u7cfb\u7edf\u7684\u6838\u5fc3\uff0c VectorizationService<\/code> \u4f1a\u8c03\u7528\u8c46\u5305\u7684 Embedding API \u628a\u6587\u672c\u8f6c\u6362\u6210\u5411\u91cf\u8868\u793a\u3002\u6211\u4eec\u9009\u62e9\u628a\u8fd9\u4e9b\u5411\u91cf\u5b58\u50a8\u5728 Elasticsearch \u4e2d\uff0c\u4e3b\u8981\u662f\u56e0\u4e3a ES \u5728\u5411\u91cf\u68c0\u7d22\u65b9\u9762\u7684\u6027\u80fd\u6bd4\u8f83\u597d\uff0c\u800c\u4e14\u652f\u6301\u6df7\u5408\u68c0\u7d22\u3002<\/p>\n\n\n\n\u8bf4\u5230\u68c0\u7d22\uff0c\u8fd9\u662f RAG \u7cfb\u7edf\u80fd\u5426\u51c6\u786e\u56de\u7b54\u95ee\u9898\u7684\u5173\u952e\u3002\u6211\u4eec\u5b9e\u73b0\u4e86\u6df7\u5408\u68c0\u7d22\u7b56\u7565\uff0c\u65e2\u6709\u57fa\u4e8e\u5411\u91cf\u76f8\u4f3c\u5ea6\u7684\u8bed\u4e49\u68c0\u7d22\uff0c\u4e5f\u6709\u4f20\u7edf\u7684\u5173\u952e\u8bcd\u68c0\u7d22\uff0c\u8fd9\u6837\u80fd\u591f\u5728\u4e0d\u540c\u573a\u666f\u4e0b\u90fd\u6709\u6bd4\u8f83\u597d\u7684\u53ec\u56de\u6548\u679c\u3002\u7279\u522b\u91cd\u8981\u7684\u662f\uff0c\u6211\u4eec\u5728\u68c0\u7d22\u65f6\u52a0\u5165\u4e86\u6743\u9650\u63a7\u5236\uff0c\u786e\u4fdd\u7528\u6237\u53ea\u80fd\u68c0\u7d22\u5230\u81ea\u5df1\u6709\u6743\u9650\u8bbf\u95ee\u7684\u6587\u6863\u3002<\/p>\n\n\n\n
\u751f\u6210\u8fd9\u5757\uff0c\u6211\u4eec\u96c6\u6210\u4e86 DeepSeek \u5927\u8bed\u8a00\u6a21\u578b\uff0c\u901a\u8fc7 DeepSeekClient<\/code> \u6765\u8c03\u7528 API\u3002\u8fd9\u91cc\u6709\u4e2a\u6280\u672f\u7ec6\u8282\u5c31\u662f\u6211\u4eec\u652f\u6301\u6d41\u5f0f\u54cd\u5e94\uff0c\u7528\u6237\u4e0d\u7528\u7b49\u5230\u6574\u4e2a\u56de\u7b54\u751f\u6210\u5b8c\u624d\u80fd\u770b\u5230\u7ed3\u679c\uff0c\u800c\u662f\u53ef\u4ee5\u5b9e\u65f6\u770b\u5230 AI \u7684\u56de\u7b54\u8fc7\u7a0b\uff0c\u4f53\u9a8c\u4f1a\u597d\u5f88\u591a\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u6574\u4e2a\u5bf9\u8bdd\u6d41\u7a0b\u662f\u901a\u8fc7 ChatHandler<\/code> \u6765\u534f\u8c03\u7684\uff0c\u5b83\u4f1a\u5148\u8c03\u7528\u68c0\u7d22\u670d\u52a1\u627e\u5230\u76f8\u5173\u6587\u6863\uff0c\u7136\u540e\u628a\u8fd9\u4e9b\u6587\u6863\u4f5c\u4e3a\u4e0a\u4e0b\u6587\u4f20\u7ed9\u5927\u8bed\u8a00\u6a21\u578b\uff0c\u6700\u540e\u628a\u751f\u6210\u7684\u56de\u7b54\u901a\u8fc7 WebSocket \u5b9e\u65f6\u63a8\u9001\u7ed9\u7528\u6237\u3002\u6211\u4eec\u8fd8\u5728 Redis \u4e2d\u7ef4\u62a4\u4e86\u5bf9\u8bdd\u5386\u53f2\uff0c\u8fd9\u6837 AI \u80fd\u591f\u7406\u89e3\u4e0a\u4e0b\u6587\uff0c\u8fdb\u884c\u591a\u8f6e\u5bf9\u8bdd\u3002<\/p>\n\n\n\n\u6743\u9650\u63a7\u5236\u65b9\u9762\uff0c\u6211\u4eec\u5b9e\u73b0\u4e86\u57fa\u4e8e\u7ec4\u7ec7\u6807\u7b7e\u7684\u591a\u79df\u6237\u67b6\u6784\u3002\u901a\u8fc7 OrgTagAuthorizationFilter \u786e\u4fdd\u7528\u6237\u53ea\u80fd\u8bbf\u95ee\u81ea\u5df1\u7ec4\u7ec7\u5185\u7684\u6587\u6863\uff0c\u5b9e\u73b0\u6570\u636e\u7684\u5b89\u5168\u9694\u79bb\u3002<\/p>\n\n\n\n
\u603b\u7684\u6765\u8bf4\uff0c\u8fd9\u5957 RAG \u67b6\u6784\u7684\u8bbe\u8ba1\u7406\u5ff5\u5c31\u662f\u8981\u5728\u4fdd\u8bc1\u51c6\u786e\u6027\u7684\u524d\u63d0\u4e0b\uff0c\u5c3d\u53ef\u80fd\u63d0\u5347\u7528\u6237\u4f53\u9a8c\u548c\u7cfb\u7edf\u6027\u80fd\uff0c\u540c\u65f6\u786e\u4fdd\u4f01\u4e1a\u7ea7\u7684\u5b89\u5168\u6027\u3002<\/p>\n\n\n\n
2.\u5728\u8bbe\u8ba1RAG\u7cfb\u7edf\u65f6\uff0c\u5982\u4f55\u9009\u62e9\u5408\u9002\u7684\u5411\u91cf\u6570\u636e\u5e93\uff1fElasticsearch\u3001Pinecone\u7b49\u6709\u4ec0\u4e48\u533a\u522b\uff1f<\/h2>\n\n\n\n
\u9996\u5148\u8bf4\u8bf4\u6211\u4eec\u4e3a\u4ec0\u4e48\u5728\u6d3e\u806a\u660e\u4e2d\u9009\u62e9\u4e86 Elasticsearch\u3002\u7b2c\u4e00\u4e2a\u539f\u56e0\u662f\u6211\u4eec\u56e2\u961f\u5bf9 ES \u6bd4\u8f83\u719f\u6089\uff0c\u7b2c\u4e8c\u4e2a\u539f\u56e0\u662f ES \u7684\u6df7\u5408\u68c0\u7d22\u80fd\u529b\u5f88\u5f3a\uff0c\u65e2\u652f\u6301\u4f20\u7edf\u7684\u5168\u6587\u68c0\u7d22\uff0c\u4e5f\u652f\u6301\u5411\u91cf\u68c0\u7d22\uff0c\u8fd9\u5bf9 RAG \u7cfb\u7edf\u6765\u8bf4\u662f\u4e2a\u5f88\u5927\u7684\u4f18\u52bf\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u4f46\u662f\u8bf4\u5b9e\u8bdd\uff0cES \u5728\u7eaf\u5411\u91cf\u68c0\u7d22\u6027\u80fd\u4e0a\u5e76\u4e0d\u662f\u6700\u4f18\u7684\u9009\u62e9\u3002\u5982\u679c\u7cfb\u7edf\u4e3b\u8981\u662f\u5411\u91cf\u76f8\u4f3c\u5ea6\u641c\u7d22\uff0c\u4e13\u95e8\u7684\u5411\u91cf\u6570\u636e\u5e93\u4f1a\u66f4\u5408\u9002\u3002\u6bd4\u5982 Pinecone\uff0c\u5b83\u662f\u4e13\u95e8\u4e3a\u5411\u91cf\u68c0\u7d22\u8bbe\u8ba1\u7684\u4e91\u670d\u52a1\uff0c\u6027\u80fd\u786e\u5b9e\u5f88\u4e0d\u9519\uff0c\u800c\u4e14\u4f7f\u7528\u8d77\u6765\u5f88\u7b80\u5355\uff0c\u57fa\u672c\u4e0a\u5f00\u7bb1\u5373\u7528\u3002\u4f46\u662f\u6709\u4e2a\u95ee\u9898\u5c31\u662f\u6210\u672c\uff0c\u7279\u522b\u662f\u6570\u636e\u91cf\u5927\u7684\u65f6\u5019\uff0c\u8d39\u7528\u4f1a\u6bd4\u8f83\u9ad8\u3002\u800c\u4e14\u4f5c\u4e3a\u4e91\u670d\u52a1\uff0c\u6570\u636e\u5b89\u5168\u548c\u5408\u89c4\u6027\u53ef\u80fd\u662f\u4e00\u4e9b\u4f01\u4e1a\u9700\u8981\u8003\u8651\u7684\u95ee\u9898\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u5c31\u6211\u4e2a\u4eba\u7684\u4f53\u9a8c\u6765\u8bf4\uff0c\u53ef\u4ee5\u5148\u7528 ES \u8fd9\u6837\u7684\u901a\u7528\u65b9\u6848\u5feb\u901f\u9a8c\u8bc1\u4e1a\u52a1\u4ef7\u503c\uff0c\u7b49\u4e1a\u52a1\u7a33\u5b9a\u540e\u518d\u6839\u636e\u6027\u80fd\u74f6\u9888\u8003\u8651\u8fc1\u79fb\u5230\u4e13\u95e8\u7684\u5411\u91cf\u6570\u636e\u5e93\u3002\u8fd9\u6837\u65e2\u80fd\u5feb\u901f\u4e0a\u7ebf\uff0c\u53c8\u80fd\u63a7\u5236\u6280\u672f\u98ce\u9669\u3002\u6bd5\u7adf RAG \u7cfb\u7edf\u7684\u6838\u5fc3\u4ef7\u503c\u8fd8\u662f\u5728\u4e1a\u52a1\u903b\u8f91\u548c\u6570\u636e\u8d28\u91cf\u4e0a\uff0c\u9009\u62e9\u5408\u9002\u7684\u5c31\u884c\uff0c\u4e0d\u4e00\u5b9a\u975e\u8981\u8ffd\u6c42\u6700\u65b0\u6700\u70ab\u7684\u6280\u672f\u3002<\/p>\n\n\n\n
3.RAG\u7cfb\u7edf\u4e2d\u7684\u6df7\u5408\u68c0\u7d22\u662f\u4ec0\u4e48\uff1f\u5982\u4f55\u5b9e\u73b0\uff1f<\/h2>\n\n\n\n
\u6df7\u5408\u68c0\u7d22\u7b80\u5355\u6765\u8bf4\u5c31\u662f\u628a\u4e0d\u540c\u7684\u68c0\u7d22\u65b9\u6cd5\u7ed3\u5408\u8d77\u6765\uff0c\u53d6\u957f\u8865\u77ed\uff0c\u63d0\u9ad8\u68c0\u7d22\u7684\u51c6\u786e\u6027\u548c\u53ec\u56de\u7387\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u5728\u6d3e\u806a\u660e\u9879\u76ee\u4e2d\uff0c\u6df7\u5408\u68c0\u7d22\u4e3b\u8981\u662f\u7ed3\u5408\u4e86\u4e24\u79cd\u68c0\u7d22\u65b9\u5f0f\uff1a\u8bed\u4e49\u68c0\u7d22\u548c\u5173\u952e\u8bcd\u68c0\u7d22\u3002\u8bed\u4e49\u68c0\u7d22\u5c31\u662f\u57fa\u4e8e\u5411\u91cf\u76f8\u4f3c\u5ea6\u7684\uff0c\u5b83\u80fd\u591f\u7406\u89e3\u67e5\u8be2\u7684\u8bed\u4e49\u542b\u4e49\uff0c\u5373\u4f7f\u7528\u8bcd\u4e0d\u5b8c\u5168\u5339\u914d\u4e5f\u80fd\u627e\u5230\u76f8\u5173\u5185\u5bb9\u3002\u6bd4\u5982\u7528\u6237\u95ee”\u5982\u4f55\u63d0\u5347\u5de5\u4f5c\u6548\u7387”\uff0c\u5b83\u80fd\u627e\u5230\u5305\u542b”\u63d0\u9ad8\u751f\u4ea7\u529b”\u3001”\u4f18\u5316\u6d41\u7a0b”\u8fd9\u6837\u8bed\u4e49\u76f8\u5173\u7684\u6587\u6863\u3002\u800c\u5173\u952e\u8bcd\u68c0\u7d22\u5c31\u662f\u4f20\u7edf\u7684\u5168\u6587\u68c0\u7d22\uff0c\u5b83\u5bf9\u7cbe\u786e\u5339\u914d\u5f88\u6709\u6548\uff0c\u7279\u522b\u662f\u4e00\u4e9b\u4e13\u4e1a\u672f\u8bed\u3001\u4eba\u540d\u3001\u5730\u540d\u8fd9\u79cd\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u5728\u6280\u672f\u5b9e\u73b0\u4e0a\uff0c\u6211\u4eec\u662f\u8fd9\u6837\u505a\u7684\u3002\u9996\u5148\u5bf9\u7528\u6237\u67e5\u8be2\u540c\u65f6\u6267\u884c\u5411\u91cf\u68c0\u7d22\u548c\u5168\u6587\u68c0\u7d22\uff0c\u7136\u540e\u628a\u4e24\u4e2a\u7ed3\u679c\u96c6\u5408\u5e76\u3002\u8fd9\u91cc\u6709\u4e2a\u5173\u952e\u95ee\u9898\u5c31\u662f\u5982\u4f55\u5408\u5e76\u548c\u6392\u5e8f\u3002\u6211\u4eec\u91c7\u7528\u7684\u662f\u52a0\u6743\u878d\u5408\u7684\u65b9\u5f0f\uff0c\u7ed9\u8bed\u4e49\u68c0\u7d22\u548c\u5173\u952e\u8bcd\u68c0\u7d22\u5206\u522b\u8bbe\u7f6e\u6743\u91cd\uff0c\u7136\u540e\u8ba1\u7b97\u7efc\u5408\u5f97\u5206\u3002<\/p>\n\n\n\n
\u7b2c\u4e00\u9636\u6bb5\uff1aKNN \u5411\u91cf\u53ec\u56de<\/p>\n\n\n\n
\/\/ KNN \u5411\u91cf\u53ec\u56de\u9636\u6bb5\n s.knn(kn -> kn\n .field(\"vector\")\n .queryVector(queryVector) \/\/ \u67e5\u8be2\u5411\u91cf\n .k(recallK) \/\/ \u53ec\u56de\u6570\u91cf\uff08topK * 30\uff09\n .numCandidates(recallK) \/\/ \u5019\u9009\u6570\u91cf\n );\n<\/code><\/pre>\n\n\n\n\u7b2c\u4e8c\u9636\u6bb5\uff1a\u5173\u952e\u8bcd\u8fc7\u6ee4<\/p>\n\n\n\n
\/\/ \u5fc5\u987b\u547d\u4e2d\u5173\u952e\u8bcd + \u6743\u9650\u8fc7\u6ee4\n s.query(q -> q.bool(b -> b\n .must(mst -> mst.match(m -> m.field(\"textContent\").query(query))) \/\/ \u5173\u952e\u8bcd\u5339\u914d\n .filter(f -> f.bool(bf -> bf\n .should(s1 -> s1.term(t -> t.field(\"userId\").value(userDbId))) \/\/ \u7528\u6237\u6743\u9650\n .should(s2 -> s2.term(t -> t.field(\"public\").value(true))) \/\/ \u516c\u5f00\u6587\u6863\n .should(s3 -> \/* \u7ec4\u7ec7\u6743\u9650 *\/) \/\/ \u7ec4\u7ec7\u6743\u9650\n ))\n ));\n<\/code><\/pre>\n\n\n\n\u7b2c\u4e09\u4e2a\u9636\u6bb5\uff1aBM25\u91cd\u6392\u5e8f<\/p>\n\n\n\n
\/\/ BM25 rescore \u91cd\u6392\u5e8f\n s.rescore(r -> r\n .windowSize(recallK)\n .query(rq -> rq\n .queryWeight(0.2d) \/\/ KNN\u5206\u6570\u6743\u91cd20%\n .rescoreQueryWeight(1.0d) \/\/ BM25\u5206\u6570\u6743\u91cd100%\n .query(rqq -> rqq.match(m -> m\n .field(\"textContent\")\n .query(query)\n .operator(Operator.And) \/\/ \u4e25\u683c\u5173\u952e\u8bcd\u5339\u914d\n ))\n )\n );\n<\/code><\/pre>\n\n\n\n\u5177\u4f53\u7684\u7b97\u6cd5\u662f\u8fd9\u6837\u7684\uff1a\u5047\u8bbe\u4e00\u4e2a\u6587\u6863\u5728\u8bed\u4e49\u68c0\u7d22\u4e2d\u7684\u5f97\u5206\u662f 0.8\uff0c\u5728\u5173\u952e\u8bcd\u68c0\u7d22\u4e2d\u7684\u5f97\u5206\u662f 0.6\uff0c\u6211\u4eec\u53ef\u4ee5\u8bbe\u7f6e\u8bed\u4e49\u68c0\u7d22\u6743\u91cd\u4e3a 0.7\uff0c\u5173\u952e\u8bcd\u68c0\u7d22\u6743\u91cd\u4e3a 0.3\uff0c\u90a3\u4e48\u6700\u7ec8\u5f97\u5206\u5c31\u662f 0.8*0.7 + 0.6*0.3 = 0.74<\/code>\u3002\u5f53\u7136\u8fd9\u4e2a\u6743\u91cd\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u6548\u679c\u6765\u8c03\u6574\u3002<\/p>\n\n\n\n\u5728\u6b64\u57fa\u7840\u4e0a\uff0c\u6211\u4eec\u8fd8\u52a0\u5165\u4e86\u6743\u9650\u8fc7\u6ee4\u7684\u903b\u8f91\u3002\u7528\u6237\u53ea\u80fd\u68c0\u7d22\u5230\u81ea\u5df1\u6709\u6743\u9650\u8bbf\u95ee\u7684\u6587\u6863\uff0c\u8fd9\u4e2a\u8fc7\u6ee4\u662f\u5728\u68c0\u7d22\u7ed3\u679c\u5408\u5e76\u4e4b\u540e\u8fdb\u884c\u7684\u3002<\/p>\n\n\n\n
\/\/ \u4e09\u79cd\u6743\u9650\u8bbf\u95ee\u6a21\u5f0f\n .should(s1 -> s1.term(t -> t.field(\"userId\").value(userDbId))) \/\/ \u81ea\u5df1\u7684\u6587\u6863\n .should(s2 -> s2.term(t -> t.field(\"public\").value(true))) \/\/ \u516c\u5f00\u6587\u6863 \n .should(s3 -> \/* \u7ec4\u7ec7\u5c42\u7ea7\u6743\u9650 *\/) \/\/ \u7ec4\u7ec7\u6587\u6863\n<\/code><\/pre>\n\n\n\n4.\u89e3\u91ca\u5411\u91cfembedding\u7684\u7ef4\u5ea6\u9009\u62e9\u5bf9\u7cfb\u7edf\u6027\u80fd\u7684\u5f71\u54cd\uff1f\u4e3a\u4ec0\u4e48\u6211\u4eec\u9009\u62e92048\u7ef4\u800c\u4e0d\u662f384\u7ef4\uff1f<\/h2>\n\n\n\n
\u9996\u5148\uff0c\u4ece\u6a21\u578b\u80fd\u529b\u89d2\u5ea6\u6765\u770b\uff0c\u6211\u4eec\u4f7f\u7528\u7684\u662f\u706b\u5c71\u5f15\u64ce\u7684 doubao-embedding-text-240515 \u6a21\u578b\u3002 \u6839\u636e\u5b98\u65b9\u6587\u6863\uff0c\u8fd9\u4e2a\u6a21\u578b\u7684\u6700\u9ad8\u7ef4\u5ea6\u5411\u91cf\u662f 2048 \u7ef4\uff0c\u652f\u6301 512\u30011024 \u964d\u7ef4\u4f7f\u7528\u3002\u6211\u4eec\u9009\u62e9 2048 \u7ef4\u5b9e\u9645\u4e0a\u662f\u5728\u4f7f\u7528\u8fd9\u4e2a\u6a21\u578b\u7684\u539f\u751f\u6700\u9ad8\u7ef4\u5ea6\u8f93\u51fa\uff0c\u8fd9\u6837\u80fd\u591f\u6700\u5927\u7a0b\u5ea6\u5730\u4fdd\u7559\u6a21\u578b\u8bad\u7ec3\u65f6\u5b66\u5230\u7684\u8bed\u4e49\u4fe1\u606f\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u4ece\u8bed\u4e49\u8868\u8fbe\u80fd\u529b\u6765\u8bf4\uff0c\u7ef4\u5ea6\u8d8a\u9ad8\uff0c\u5411\u91cf\u80fd\u591f\u8868\u8fbe\u7684\u8bed\u4e49\u4fe1\u606f\u5c31\u8d8a\u4e30\u5bcc\u30022048 \u7ef4\u76f8\u6bd4 384 \u7ef4\u6709\u7740\u663e\u8457\u7684\u4f18\u52bf\u3002\u9ad8\u7ef4\u5411\u91cf\u80fd\u591f\u5728\u8bed\u4e49\u7a7a\u95f4\u4e2d\u66f4\u7cbe\u786e\u5730\u533a\u5206\u4e0d\u540c\u6982\u5ff5\u4e4b\u95f4\u7684\u7ec6\u5fae\u5dee\u522b\uff0c\u8fd9\u5bf9\u4e8e RAG \u7cfb\u7edf\u6765\u8bf4\u81f3\u5173\u91cd\u8981\u3002<\/p>\n\n\n\n
\u5f53\u7136\uff0c\u9ad8\u7ef4\u5ea6\u610f\u5473\u7740\u6210\u672c\u66f4\u9ad8\u3002<\/p>\n\n\n\n
\u4ece\u6280\u672f\u5b9e\u73b0\u89d2\u5ea6\uff0c\u6211\u4eec\u5728 ES \u7684 knowledge_base.json<\/code> \u4e2d\u4e5f\u914d\u7f6e\u4e86\u5411\u91cf\u5b57\u6bb5\u4e3a 2048 \u7ef4\uff0c\u4f7f\u7528 cosine \u76f8\u4f3c\u5ea6\u8ba1\u7b97\u3002\u8fd9\u4e2a\u914d\u7f6e\u4e0e\u8c46\u5305\u7684 embedding \u6a21\u578b\u5b8c\u5168\u5339\u914d\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n5.\u5982\u4f55\u89e3\u51b3\u5411\u91cf\u68c0\u7d22\u4e2d\u7684”\u8bed\u4e49\u6f02\u79fb”\u95ee\u9898\uff1f<\/h2>\n\n\n\n
\u8bed\u4e49\u6f02\u79fb\u662f RAG \u7cfb\u7edf\u4e2d\u4e00\u4e2a\u975e\u5e38\u5173\u952e\u7684\u95ee\u9898\uff0c\u7b80\u5355\u6765\u8bf4\u5c31\u662f\u968f\u7740\u65f6\u95f4\u63a8\u79fb\uff0c\u5411\u91cf\u8868\u793a\u7684\u8bed\u4e49\u53ef\u80fd\u4f1a\u53d1\u751f\u504f\u79fb\uff0c\u5bfc\u81f4\u68c0\u7d22\u6548\u679c\u4e0b\u964d\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u5728\u6d3e\u806a\u660e\u9879\u76ee\u4e2d\uff0c\u6211\u4eec\u91c7\u7528\u4e86\u591a\u5c42\u6b21\u7684\u89e3\u51b3\u7b56\u7565\u3002\u7b2c\u4e00\u4e2a\u5c42\u9762\u662f\u6a21\u578b\u7248\u672c\u7ba1\u7406\u3002\u6211\u4eec\u5728 EsDocument<\/code> \u4e2d\u4e13\u95e8\u8bbe\u8ba1\u4e86 modelVersion \u5b57\u6bb5\u6765\u8bb0\u5f55\u6bcf\u4e2a\u5411\u91cf\u662f\u7531\u54ea\u4e2a\u7248\u672c\u6a21\u578b\u751f\u6210\u7684\u3002\u8fd9\u6837\u5f53\u6211\u4eec\u5347\u7ea7\u5411\u91cf\u6a21\u578b\u65f6\uff0c\u53ef\u4ee5\u8bc6\u522b\u51fa\u54ea\u4e9b\u5411\u91cf\u9700\u8981\u91cd\u65b0\u751f\u6210\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u7b2c\u4e8c\u4e2a\u5c42\u9762\u662f\u589e\u91cf\u66f4\u65b0\u7b56\u7565\u3002\u6211\u4eec\u4e0d\u662f\u4e00\u6b21\u6027\u66ff\u6362\u6240\u6709\u5386\u53f2\u5411\u91cf\uff0c\u800c\u662f\u91c7\u7528\u6e10\u8fdb\u5f0f\u7684\u65b9\u6cd5\u3002\u5f53\u68c0\u6d4b\u5230\u67d0\u4e9b\u6587\u6863\u7684\u68c0\u7d22\u6548\u679c\u660e\u663e\u4e0b\u964d\u65f6\uff0c\u6211\u4eec\u4f1a\u4f18\u5148\u5bf9\u8fd9\u4e9b\u6587\u6863\u8fdb\u884c\u91cd\u65b0\u5411\u91cf\u5316\u3002\u8fd9\u4e2a\u8fc7\u7a0b\u53ef\u4ee5\u901a\u8fc7\u7528\u6237\u53cd\u9988\u548c\u68c0\u7d22\u70b9\u51fb\u7387\u6765\u89e6\u53d1\u3002<\/p>\n\n\n\n
\u7b2c\u4e09\u4e2a\u5c42\u9762\u662f\u6df7\u5408\u68c0\u7d22\u7684\u4f18\u52bf\u3002\u6211\u4eec\u7ed3\u5408\u4e86\u8bed\u4e49\u68c0\u7d22\u548c\u5173\u952e\u8bcd\u68c0\u7d22\u3002\u5373\u4f7f\u8bed\u4e49\u5411\u91cf\u51fa\u73b0\u6f02\u79fb\uff0c\u5173\u952e\u8bcd\u68c0\u7d22\u4ecd\u7136\u80fd\u591f\u63d0\u4f9b\u7a33\u5b9a\u7684\u57fa\u51c6\u6548\u679c\u3002<\/p>\n\n\n\n
6.\u5728\u591a\u79df\u6237RAG\u7cfb\u7edf\u4e2d\uff0c\u5982\u4f55\u8bbe\u8ba1\u6743\u9650\u63a7\u5236\u548c\u6570\u636e\u9694\u79bb\uff1f<\/h2>\n\n\n\n
\u9996\u5148\uff0c\u6211\u4eec\u91c7\u7528\u4e86\u591a\u5c42\u7ea7\u7684\u6743\u9650\u63a7\u5236\u67b6\u6784\u3002\u5728\u7528\u6237\u5c42\u9762\uff0c\u7cfb\u7edf\u652f\u6301\u666e\u901a\u7528\u6237\u548c\u7ba1\u7406\u5458\u4e24\u79cd\u89d2\u8272\uff0c\u7ba1\u7406\u5458\u62e5\u6709\u5168\u5c40\u8bbf\u95ee\u6743\u9650\uff0c\u53ef\u4ee5\u7ba1\u7406\u6240\u6709\u7528\u6237\u7684\u7ec4\u7ec7\u6807\u7b7e\u5206\u914d\u3002\u5728\u7ec4\u7ec7\u5c42\u9762\uff0c\u6211\u4eec\u8bbe\u8ba1\u4e86\u7075\u6d3b\u7684\u7ec4\u7ec7\u6807\u7b7e\u7cfb\u7edf\uff0c\u6bcf\u4e2a\u7528\u6237\u53ef\u4ee5\u5c5e\u4e8e\u591a\u4e2a\u7ec4\u7ec7\uff0c\u5e76\u4e14\u6709\u4e00\u4e2a\u4e3b\u7ec4\u7ec7\u6807\u7b7e\u3002\u7279\u522b\u503c\u5f97\u4e00\u63d0\u7684\u662f\uff0c\u7cfb\u7edf\u4e3a\u6bcf\u4e2a\u7528\u6237\u81ea\u52a8\u521b\u5efa\u79c1\u4eba\u7ec4\u7ec7\u6807\u7b7e\uff08PRIVATE_\u7528\u6237\u540d\uff09\uff0c\u786e\u4fdd\u7528\u6237\u6709\u72ec\u7acb\u7684\u79c1\u4eba\u7a7a\u95f4\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u5728\u6570\u636e\u5b58\u50a8\u5c42\u9762\uff0c\u6211\u4eec\u8bbe\u8ba1\u4e86\u4e09\u4e2a\u5173\u952e\u5b57\u6bb5\u6765\u5b9e\u73b0\u6570\u636e\u9694\u79bb\uff1auserId \u6807\u8bc6\u6587\u6863\u6240\u6709\u8005\uff0corgTag \u6807\u8bc6\u6587\u6863\u6240\u5c5e\u7ec4\u7ec7\uff0cisPublic \u6807\u8bc6\u662f\u5426\u4e3a\u516c\u5f00\u8d44\u6e90\u3002<\/p>\n\n\n\n
\u5728\u6587\u4ef6\u4e0a\u4f20\u65f6\uff0c\u7cfb\u7edf\u4f1a\u6839\u636e\u7528\u6237\u7684\u4e3b\u7ec4\u7ec7\u6807\u7b7e\u81ea\u52a8\u4e3a\u6587\u6863\u5206\u914d\u7ec4\u7ec7\u6807\u7b7e\uff0c\u786e\u4fdd\u6570\u636e\u4ece\u6e90\u5934\u5c31\u6709\u6b63\u786e\u7684\u6743\u9650\u6807\u8bc6\u3002\u540c\u65f6\uff0c\u7528\u6237\u53ef\u4ee5\u9009\u62e9\u5c06\u6587\u6863\u8bbe\u7f6e\u4e3a\u516c\u5f00\uff0c\u8fd9\u6837\u5176\u4ed6\u7528\u6237\u4e5f\u80fd\u8bbf\u95ee\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u6211\u4eec\u8fd8\u5bf9\u8bf7\u6c42\u52a0\u4e86\u8fc7\u6ee4\u5668\uff0c\u5728\u6bcf\u4e2a\u8bf7\u6c42\u5230\u8fbe\u63a7\u5236\u5668\u4e4b\u524d\u5c31\u8fdb\u884c\u6743\u9650\u9a8c\u8bc1\uff1a\u9996\u5148\u68c0\u67e5\u8d44\u6e90\u662f\u5426\u4e3a\u516c\u5f00\u8d44\u6e90\uff0c\u5982\u679c\u662f\u5219\u76f4\u63a5\u653e\u884c\uff1b\u7136\u540e\u9a8c\u8bc1\u7528\u6237\u662f\u5426\u4e3a\u8d44\u6e90\u6240\u6709\u8005\uff0c\u6240\u6709\u8005\u62e5\u6709\u5b8c\u5168\u8bbf\u95ee\u6743\u9650\uff1b\u63a5\u7740\u68c0\u67e5\u7528\u6237\u662f\u5426\u4e3a\u7ba1\u7406\u5458\uff0c\u7ba1\u7406\u5458\u62e5\u6709\u5168\u5c40\u6743\u9650\uff1b\u6700\u540e\u8fdb\u884c\u7ec4\u7ec7\u6807\u7b7e\u5339\u914d\uff0c\u53ea\u6709\u7528\u6237\u7684\u7ec4\u7ec7\u6807\u7b7e\u5305\u542b\u8d44\u6e90\u7684\u7ec4\u7ec7\u6807\u7b7e\u65f6\u624d\u5141\u8bb8\u8bbf\u95ee\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u5728 RAG \u7cfb\u7edf\u7684\u6838\u5fc3\u529f\u80fd\u2014\u2014\u6df7\u5408\u68c0\u7d22\u4e2d\uff0c\u6211\u4eec\u8fd8\u5b9e\u73b0\u4e86\u6743\u9650\u611f\u77e5\u7684\u641c\u7d22\u3002\u7cfb\u7edf\u4f1a\u6839\u636e\u7528\u6237\u7684\u6709\u6548\u7ec4\u7ec7\u6807\u7b7e\u6784\u5efa Elasticsearch \u67e5\u8be2\u6761\u4ef6\uff0c\u786e\u4fdd\u7528\u6237\u53ea\u80fd\u68c0\u7d22\u5230\u6709\u6743\u9650\u8bbf\u95ee\u7684\u6587\u6863\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n7.\u5f53RAG\u68c0\u7d22\u5230\u7684\u77e5\u8bc6\u4e0eLLM\u9884\u8bad\u7ec3\u77e5\u8bc6\u51b2\u7a81\u65f6\uff0c\u4f60\u4f1a\u5982\u4f55\u5904\u7406\uff1f\u8bf7\u63d0\u4f9b\u5177\u4f53\u7684\u89e3\u51b3\u65b9\u6848\u3002<\/h2>\n\n\n\n
\u53ef\u4ee5\u4fee\u6539\u63d0\u793a\u8bcd\uff0c\u6bd4\u5982\u8bf4\u8bbe\u7f6e\u4f18\u5148\u7ea7\u89c4\u5219\uff0c\u8ba9\u68c0\u7d22\u5230\u7684\u53c2\u8003\u4fe1\u606f\u4f18\u5148\u7ea7\u9ad8\u4e8e\u9884\u8bad\u7ec3\u77e5\u8bc6\uff0c\u5728\u9047\u5230\u51b2\u7a81\u65f6\u4f18\u5148\u91c7\u7528\u68c0\u7d22\u4fe1\u606f\uff0c\u65e0\u6cd5\u786e\u5b9a\u65f6\u660e\u786e\u544a\u77e5\u201c\u5b58\u5728\u4fe1\u606f\u51b2\u7a81\uff0c\u5efa\u8bae\u6838\u5b9e\u201d\u3002<\/p>\n\n\n\n
ai:\n prompt:\n rules: |\n \u4f60\u662f\u6d3e\u806a\u660e\u77e5\u8bc6\u52a9\u624b\uff0c\u5904\u7406\u77e5\u8bc6\u51b2\u7a81\u65f6\u987b\u9075\u5b88\uff1a\n\n \u3010\u4f18\u5148\u7ea7\u89c4\u5219\u3011\n 1. \u68c0\u7d22\u5230\u7684\u53c2\u8003\u4fe1\u606f\u4f18\u5148\u7ea7 > \u4f60\u7684\u9884\u8bad\u7ec3\u77e5\u8bc6\n 2. \u6700\u65b0\u65f6\u95f4\u7684\u4fe1\u606f > \u8f83\u65e7\u7684\u4fe1\u606f\n 3. \u4f01\u4e1a\u5185\u90e8\u89c4\u5b9a > \u901a\u7528\u89c4\u5219\n 4. \u5177\u4f53\u573a\u666f\u89c4\u5219 > \u4e00\u822c\u6027\u539f\u5219\n\n \u3010\u51b2\u7a81\u5904\u7406\u3011\n 1. \u53d1\u73b0\u51b2\u7a81\u65f6\uff0c\u4f18\u5148\u91c7\u7528\u68c0\u7d22\u4fe1\u606f\uff0c\u5e76\u660e\u786e\u8bf4\u660e\"\u6839\u636e\u6700\u65b0\u68c0\u7d22\u4fe1\u606f\"\n 2. \u5982\u68c0\u7d22\u4fe1\u606f\u4e0d\u5b8c\u6574\uff0c\u53ef\u8865\u5145\u9884\u8bad\u7ec3\u77e5\u8bc6\uff0c\u4f46\u9700\u6807\u6ce8\"\u8865\u5145\uff1a\u57fa\u4e8e\u901a\u7528\u77e5\u8bc6\"\n 3. \u5b58\u5728\u660e\u663e\u77db\u76fe\u65f6\uff0c\u540c\u65f6\u5448\u73b0\u4e24\u79cd\u89c2\u70b9\u5e76\u6807\u6ce8\u6765\u6e90\n 4. \u65e0\u6cd5\u786e\u5b9a\u65f6\uff0c\u660e\u786e\u544a\u77e5\"\u5b58\u5728\u4fe1\u606f\u51b2\u7a81\uff0c\u5efa\u8bae\u6838\u5b9e\"\n\n \u3010\u56de\u7b54\u683c\u5f0f\u3011\n - \u68c0\u7d22\u4fe1\u606f\uff1a(\u6765\u6e90#\u7f16\u53f7)\n - \u8865\u5145\u4fe1\u606f\uff1a(\u57fa\u4e8e\u901a\u7528\u77e5\u8bc6)\n - \u51b2\u7a81\u63d0\u793a\uff1a(\u26a0\ufe0f\u4fe1\u606f\u51b2\u7a81)\n<\/code><\/pre>\n\n\n\n8.\u8bc4\u4f30RAG\u7cfb\u7edf\u68c0\u7d22\u8d28\u91cf\u7684\u5173\u952e\u6307\u6807\u6709\u54ea\u4e9b\uff1f<\/h2>\n\n\n\n
\u51c6\u786e\u6027\u6307\u6807<\/strong>\u662f\u6700\u6838\u5fc3\u7684\u3002\u9996\u5148\u662f\u53ec\u56de\u7387\uff08Recall\uff09\uff0c\u4e5f\u5c31\u662f\u76f8\u5173\u6587\u6863\u4e2d\u6709\u591a\u5c11\u88ab\u6210\u529f\u68c0\u7d22\u51fa\u6765\u4e86\u3002\u6bd4\u5982\u7528\u6237\u95ee\u4e00\u4e2a\u6280\u672f\u95ee\u9898\uff0c\u5b9e\u9645\u4e0a\u77e5\u8bc6\u5e93\u4e2d\u6709 10 \u4e2a\u76f8\u5173\u6587\u6863\uff0c\u7cfb\u7edf\u68c0\u7d22\u51fa\u4e86 7 \u4e2a\uff0c\u90a3\u53ec\u56de\u7387\u5c31\u662f 70%\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u7136\u540e\u662f\u7cbe\u786e\u7387\uff08Precision\uff09\uff0c\u68c0\u7d22\u51fa\u6765\u7684\u6587\u6863\u4e2d\u6709\u591a\u5c11\u662f\u771f\u6b63\u76f8\u5173\u7684\u3002\u5982\u679c\u6211\u4eec\u68c0\u7d22\u51fa\u4e86 10 \u4e2a\u6587\u6863\uff0c\u4f46\u53ea\u6709 7 \u4e2a\u662f\u76f8\u5173\u7684\uff0c\u7cbe\u786e\u7387\u5c31\u662f 70%\u3002<\/p>\n\n\n\n
\/\/ \u5728 HybridSearchService \u4e2d\u6dfb\u52a0\u8bc4\u4f30\u903b\u8f91\npublic EvaluationMetrics evaluateSearch(String query, List<String> relevantDocIds, int \ntopK) {\n List<SearchResult> results = searchWithPermission(query, userId, topK);\n\n \/\/ \u8ba1\u7b97 Precision@K\n long relevantCount = results.stream()\n .limit(topK)\n .mapToLong(result -> relevantDocIds.contains(result.getFileMd5()) ? 1 : 0)\n .sum();\n double precision = (double) relevantCount \/ Math.min(topK, results.size());\n\n \/\/ \u8ba1\u7b97 Recall@K\n double recall = (double) relevantCount \/ relevantDocIds.size();\n\n \/\/ \u8ba1\u7b97 MRR\n double mrr = calculateMRR(results, relevantDocIds);\n\n return new EvaluationMetrics(precision, recall, mrr);\n}\n<\/code><\/pre>\n\n\n\n9.\u4ec0\u4e48\u662fRAG\u4e2d\u7684”\u5e7b\u89c9”\u95ee\u9898\uff1f\u5982\u4f55\u9884\u9632\uff1f<\/h2>\n\n\n\n
RAG \u4e2d\u7684”\u5e7b\u89c9”\u662f\u6307\u5927\u8bed\u8a00\u6a21\u578b\u751f\u6210\u7684\u5185\u5bb9\u4e0e\u68c0\u7d22\u5230\u7684\u771f\u5b9e\u4fe1\u606f\u4e0d\u7b26\uff0c\u6216\u8005\u6a21\u578b\u7f16\u9020\u4e86\u4e0d\u5b58\u5728\u7684\u4fe1\u606f\u3002\u5728\u6d3e\u806a\u660e\u9879\u76ee\u4e2d\uff0c\u6211\u4eec\u91c7\u7528\u4e86\u591a\u79cd\u7b56\u7565\u6765\u9884\u9632\u5e7b\u89c9\u95ee\u9898\u3002<\/p>\n\n\n\n
\u9996\u5148\u662f\u63d0\u793a\u8bcd\uff0c\u6211\u4eec\u660e\u786e\u8981\u6c42\u6a21\u578b\u4e25\u683c\u57fa\u4e8e\u68c0\u7d22\u5230\u7684\u6587\u6863\u5185\u5bb9\u56de\u7b54\uff0c\u4e0d\u8981\u6dfb\u52a0\u6587\u6863\u4e2d\u6ca1\u6709\u7684\u4fe1\u606f\u3002<\/p>\n\n\n\n
Color1<\/p>\n\n\n\n
\u4f60\u7684\u56de\u7b54\u5fc5\u987b\u4f9d\u636e\u53c2\u8003\u6587\u732e\uff0c\u82e5\u53c2\u8003\u6587\u732e\u65e0\u6cd5\u56de\u7b54\u95ee\u9898\uff0c\u5219\u56de\u590d\u201c\u65e0\u6cd5\u56de\u7b54\u201d<\/p>\n\n\n\n
:::<\/p>\n\n\n\n
\u5176\u6b21\u662f\u68c0\u7d22\u8d28\u91cf\uff0c\u6211\u4eec\u91c7\u7528\u4e86\u6700\u9ad8\u7ef4\u5ea6\u7684\u8c46\u5305\u5411\u91cf\u6a21\u578b\uff0c\u786e\u4fdd\u68c0\u7d22\u5230\u7684\u6587\u6863\u771f\u6b63\u76f8\u5173\u3002\u540c\u65f6\uff0c\u6211\u8fd8\u4f7f\u7528\u4e86\u6df7\u5408\u68c0\u7d22\u7b56\u7565\uff0c\u901a\u8fc7\u63d0\u9ad8\u68c0\u7d22\u7cbe\u5ea6\u6765\u51cf\u5c11\u65e0\u5173\u4fe1\u606f\u7684\u5e72\u6270\u3002\u5e76\u901a\u8fc7\u8bbe\u7f6e\u76f8\u4f3c\u5ea6\u9608\u503c\uff0c\u8fc7\u6ee4\u6389\u76f8\u5173\u6027\u4f4e\u7684\u68c0\u7d22\u7ed3\u679c\uff0c\u786e\u4fdd\u53ea\u6709\u9ad8\u8d28\u91cf\u7684\u4e0a\u4e0b\u6587\u4fe1\u606f\u88ab\u4f20\u9012\u7ed9\u6a21\u578b\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u53e6\u5916\uff0c\u6211\u4eec\u4e3a\u6bcf\u4e2a\u68c0\u7d22\u7ed3\u679c\u90fd\u6dfb\u52a0\u4e86\u660e\u786e\u7684\u6765\u6e90\u6807\u8bc6\u548c\u7f6e\u4fe1\u5ea6\u4fe1\u606f\uff0c\u8ba9\u6a21\u578b\u6e05\u695a\u5730\u77e5\u9053\u4fe1\u606f\u7684\u53ef\u9760\u6027\u3002<\/p>\n\n\n\n
10.\u5982\u4f55\u8bbe\u8ba1\u7f6e\u4fe1\u5ea6\u8bc4\u5206\u673a\u5236\u6765\u5224\u65ad\u68c0\u7d22\u7ed3\u679c\u7684\u53ef\u9760\u6027\uff1f<\/h2>\n\n\n\n
\u7f6e\u4fe1\u5ea6\u662f RAG \u7cfb\u7edf\u7528\u6765\u4fdd\u8bc1\u68c0\u7d22\u8d28\u91cf\u7684\u4e00\u4e2a\u91cd\u8981\u6307\u6807\u3002\u6240\u4ee5\u8981\u7efc\u5408\u591a\u4e2a\u7ef4\u5ea6\u6765\u8003\u8651\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u7b2c\u4e00\u4e2a\u5173\u952e\u7ef4\u5ea6\u6211\u8ba4\u4e3a\u662f\u5411\u91cf\u76f8\u4f3c\u5ea6\u3002\u5f53\u7528\u6237\u641c\u7d22\u65f6\uff0c\u6211\u4eec\u5229\u7528 Elasticsearch \u7684 KNN \u7b97\u6cd5\u8ba1\u7b97\u67e5\u8be2\u5411\u91cf\u548c\u6587\u6863\u5411\u91cf\u7684\u4f59\u5f26\u76f8\u4f3c\u5ea6\uff0c\u8fd9\u4e2a\u5206\u6570\u80fd\u53cd\u6620\u8bed\u4e49\u5c42\u9762\u7684\u76f8\u5173\u6027\u2014\u2014\u5206\u6570\u8d8a\u9ad8\uff0c\u8bf4\u660e\u6587\u6863\u548c\u67e5\u8be2\u5728\u8bed\u4e49\u4e0a\u8d8a\u63a5\u8fd1\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u7b2c\u4e8c\u4e2a\u7ef4\u5ea6\u662f\u6587\u672c\u5173\u952e\u8bcd\u5339\u914d\u5ea6\u3002\u6211\u4eec\u4f1a\u5229\u7528 ES \u9ed8\u8ba4\u7684 BM25 \u7b97\u6cd5\u5bf9\u5173\u952e\u8bcd\u5728\u6587\u6863\u4e2d\u7684\u51fa\u73b0\u9891\u7387\u3001\u91cd\u8981\u6027\u8fdb\u884c\u6253\u5206\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u7136\u540e\u7efc\u5408\u8ba1\u7b97\u51fa\u6700\u540e\u7684\u5f97\u5206 \u6700\u7ec8\u5206\u6570 = KNN\u5206\u6570 \u00d7 0.2 + BM25\u5206\u6570 \u00d7 1.0<\/code>\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n11.\u6bd4\u8f83\u56fa\u5b9a\u957f\u5ea6\u5206\u5757\u548c\u8bed\u4e49\u5206\u5757\u7684\u4f18\u7f3a\u70b9\uff1f<\/h2>\n\n\n\n
\u56fa\u5b9a\u957f\u5ea6\u5206\u5757\u548c\u8bed\u4e49\u5206\u5757\u662f RAG \u7cfb\u7edf\u4e2d\u4e24\u79cd\u4e3b\u8981\u7684\u6587\u6863\u5206\u5272\u7b56\u7565\uff0c**\u56fa\u5b9a\u957f\u5ea6\u5206\u5757**\u662f\u6700\u7b80\u5355\u76f4\u63a5\u7684\u65b9\u5f0f\uff0c\u6d3e\u806a\u660e\u91c7\u7528\u7684\u5c31\u662f\u8fd9\u79cd\u65b9\u5f0f\uff0c\u6bcf 512 \u4e2a\u5b57\u7b26\u4e3a\u4e00\u5757\uff0c\u867d\u7136\u53ef\u80fd\u4f1a\u628a\u8bed\u4e49\u5b8c\u6574\u7684\u5185\u5bb9\u5f3a\u884c\u5207\u65ad\uff0c\u4f46\u5b9e\u73b0\u8d77\u6765\u975e\u5e38\u5bb9\u6613\uff0c\u5bf9\u4e8e\u8ba1\u7b97\u8d44\u6e90\u6709\u9650\u7684\u6211\u4eec\u6765\u8bf4\uff0c\u662f\u4e00\u4e2a\u975e\u5e38\u5b9e\u7528\u7684\u9009\u62e9\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u8bed\u4e49\u5206\u5757<\/strong>\u4f1a\u57fa\u4e8e\u6587\u6863\u7684\u8bed\u4e49\u7ed3\u6784\u6765\u5206\u5272\uff0c\u6bd4\u5982\u6309\u7167\u6bb5\u843d\u3001\u7ae0\u8282\u3001\u4e3b\u9898\u6765\u5207\u5206\u3002\u8fd9\u6837\u80fd\u786e\u4fdd\u6bcf\u4e2a chunk \u5305\u542b\u76f8\u5bf9\u5b8c\u6574\u7684\u8bed\u4e49\u4fe1\u606f\u3002\u6211\u4eec\u6253\u7b97\u5728\u4e0b\u4e00\u4e2a\u7248\u672c\u4e2d\u589e\u52a0\u8bed\u4e49\u5206\u5757\uff0c\u5bf9\u4e8e\u7ed3\u6784\u5316\u7a0b\u5ea6\u9ad8\u7684\u6587\u6863\uff0c\u6bd4\u5982\u6280\u672f\u624b\u518c\u3001\u653f\u7b56\u6587\u4ef6\u7b49\uff0c\u91c7\u7528\u8bed\u4e49\u5206\u5757\uff0c\u5145\u5206\u5229\u7528\u6587\u6863\u7684\u7ed3\u6784\u4fe1\u606f\u3002\u5bf9\u4e8e\u7ed3\u6784\u5316\u7a0b\u5ea6\u4f4e\u7684\u6587\u6863\uff0c\u6bd4\u5982\u804a\u5929\u8bb0\u5f55\u3001\u90ae\u4ef6\u7b49\uff0c\u91c7\u7528\u56fa\u5b9a\u957f\u5ea6\u5206\u5757\uff0c\u786e\u4fdd\u5904\u7406\u7684\u7a33\u5b9a\u6027\u3002<\/p>\n\n\n\n\/**\n * \u667a\u80fd\u6587\u672c\u5206\u5272\uff0c\u4fdd\u6301\u8bed\u4e49\u5b8c\u6574\u6027\n *\/\n private List<String> splitTextIntoChunks(String text, int chunkSize) {\n List<String> chunks = new ArrayList<>();\n\n \/\/ \u6309\u6bb5\u843d\u5206\u5272\n String[] paragraphs = text.split(\"\\n\\n+\");\n\n StringBuilder currentChunk = new StringBuilder();\n\n for (String paragraph : paragraphs) {\n \/\/ \u5982\u679c\u5355\u4e2a\u6bb5\u843d\u8d85\u8fc7chunk\u5927\u5c0f\uff0c\u9700\u8981\u8fdb\u4e00\u6b65\u5206\u5272\n if (paragraph.length() > chunkSize) {\n \/\/ \u5148\u4fdd\u5b58\u5f53\u524dchunk\n if (currentChunk.length() > 0) {\n chunks.add(currentChunk.toString().trim());\n currentChunk = new StringBuilder();\n }\n\n \/\/ \u6309\u53e5\u5b50\u5206\u5272\u957f\u6bb5\u843d\n List<String> sentenceChunks = splitLongParagraph(paragraph, chunkSize);\n chunks.addAll(sentenceChunks);\n }\n \/\/ \u5982\u679c\u6dfb\u52a0\u8fd9\u4e2a\u6bb5\u843d\u4f1a\u8d85\u8fc7chunk\u5927\u5c0f\n else if (currentChunk.length() + paragraph.length() > chunkSize) {\n \/\/ \u4fdd\u5b58\u5f53\u524dchunk\n if (currentChunk.length() > 0) {\n chunks.add(currentChunk.toString().trim());\n }\n \/\/ \u5f00\u59cb\u65b0chunk\n currentChunk = new StringBuilder(paragraph);\n }\n \/\/ \u53ef\u4ee5\u6dfb\u52a0\u5230\u5f53\u524dchunk\n else {\n if (currentChunk.length() > 0) {\n currentChunk.append(\"\\n\\n\");\n }\n currentChunk.append(paragraph);\n }\n }\n\n \/\/ \u6dfb\u52a0\u6700\u540e\u4e00\u4e2achunk\n if (currentChunk.length() > 0) {\n chunks.add(currentChunk.toString().trim());\n }\n\n return chunks;\n }\n\n\/**\n * \u5206\u5272\u957f\u6bb5\u843d\uff0c\u6309\u53e5\u5b50\u8fb9\u754c\n *\/\n private List<String> splitLongParagraph(String paragraph, int chunkSize) {\n List<String> chunks = new ArrayList<>();\n\n \/\/ \u6309\u53e5\u5b50\u5206\u5272\n String[] sentences = paragraph.split(\"(?<=[\u3002\uff01\uff1f\uff1b])|(?<=[.!?;])\\\\s+\");\n\n StringBuilder currentChunk = new StringBuilder();\n\n for (String sentence : sentences) {\n if (currentChunk.length() + sentence.length() > chunkSize) {\n if (currentChunk.length() > 0) {\n chunks.add(currentChunk.toString().trim());\n currentChunk = new StringBuilder();\n }\n\n \/\/ \u5982\u679c\u5355\u4e2a\u53e5\u5b50\u592a\u957f\uff0c\u6309\u8bcd\u5206\u5272\n if (sentence.length() > chunkSize) {\n chunks.addAll(splitLongSentence(sentence, chunkSize));\n } else {\n currentChunk.append(sentence);\n }\n } else {\n currentChunk.append(sentence);\n }\n }\n\n if (currentChunk.length() > 0) {\n chunks.add(currentChunk.toString().trim());\n }\n\n return chunks;\n }\n\n\/**\n * \u5206\u5272\u8d85\u957f\u53e5\u5b50\uff0c\u6309\u8bcd\u8fb9\u754c\n *\/\n private List<String> splitLongSentence(String sentence, int chunkSize) {\n List<String> chunks = new ArrayList<>();\n String[] words = sentence.split(\"\\\\s+\");\n\n StringBuilder currentChunk = new StringBuilder();\n\n for (String word : words) {\n if (currentChunk.length() + word.length() + 1 > chunkSize) {\n if (currentChunk.length() > 0) {\n chunks.add(currentChunk.toString().trim());\n currentChunk = new StringBuilder();\n }\n }\n\n if (currentChunk.length() > 0) {\n currentChunk.append(\" \");\n }\n currentChunk.append(word);\n }\n\n if (currentChunk.length() > 0) {\n chunks.add(currentChunk.toString().trim());\n }\n\n return chunks;\n }\n<\/code><\/pre>\n\n\n\n12.\u5982\u4f55\u5904\u7406\u8de8chunk\u7684\u4fe1\u606f\u5b8c\u6574\u6027\u95ee\u9898\uff1f<\/h2>\n\n\n\n
\u6700\u76f4\u63a5\u6709\u6548\u7684\u89e3\u51b3\u65b9\u6848\u662f\u5f15\u5165\u6ed1\u52a8\u7a97\u53e3\u673a\u5236\uff0c\u5728\u76f8\u90bb chunk \u4e4b\u95f4\u4fdd\u6301\u4e00\u5b9a\u7684\u91cd\u53e0\u533a\u57df\u3002\u5177\u4f53\u5b9e\u73b0\u4e0a\uff0c\u53ef\u4ee5\u4f18\u5316\u6d3e\u806a\u660e\u7684\u5206\u5757\u903b\u8f91\uff0c\u8bbe\u7f6e 20-30% \u7684\u91cd\u53e0\u7387\u3002\u4f8b\u5982\uff0c\u5982\u679c chunk \u5927\u5c0f\u4e3a 512 \u5b57\u7b26\uff0c\u5219\u6bcf\u6b21\u79fb\u52a8 350-400 \u5b57\u7b26\uff0c\u4fdd\u7559 100-150 \u5b57\u7b26\u7684\u91cd\u53e0\u3002\u8fd9\u6837\u80fd\u591f\u786e\u4fdd\u88ab\u5207\u65ad\u7684\u4fe1\u606f\u5728\u76f8\u90bb chunk \u4e2d\u5f97\u5230\u4fdd\u7559\uff0c\u63d0\u9ad8\u4fe1\u606f\u68c0\u7d22\u7684\u5b8c\u6574\u6027\u3002\u91cd\u53e0\u7b56\u7565\u867d\u7136\u4f1a\u589e\u52a0\u5b58\u50a8\u7a7a\u95f4\uff0c\u4f46\u80fd\u663e\u8457\u6539\u5584\u8de8\u8fb9\u754c\u4fe1\u606f\u7684\u8fde\u7eed\u6027\u3002<\/p>\n\n\n\n
\/**\n * \u4f7f\u7528\u91cd\u53e0\u7a97\u53e3\u5206\u5272\u6587\u672c\n *\/\n private List<String> splitTextWithOverlap(String text, int chunkSize, int overlapSize) {\n List<String> chunks = new ArrayList<>();\n\n \/\/ \u9996\u5148\u8fdb\u884c\u8bed\u4e49\u5206\u5272\n List<String> semanticChunks = splitTextIntoChunks(text, chunkSize);\n\n \/\/ \u6dfb\u52a0\u91cd\u53e0\u5185\u5bb9\n for (int i = 0; i < semanticChunks.size(); i++) {\n StringBuilder chunkWithOverlap = new StringBuilder();\n\n \/\/ \u6dfb\u52a0\u524d\u4e00\u4e2achunk\u7684\u7ed3\u5c3e\u90e8\u5206\u4f5c\u4e3a\u91cd\u53e0\n if (i > 0) {\n String prevChunk = semanticChunks.get(i - 1);\n String prevOverlap = getLastNChars(prevChunk, overlapSize \/ 2);\n chunkWithOverlap.append(prevOverlap).append(\" \");\n }\n\n \/\/ \u6dfb\u52a0\u5f53\u524dchunk\n chunkWithOverlap.append(semanticChunks.get(i));\n\n \/\/ \u6dfb\u52a0\u4e0b\u4e00\u4e2achunk\u7684\u5f00\u5934\u90e8\u5206\u4f5c\u4e3a\u91cd\u53e0\n if (i < semanticChunks.size() - 1) {\n String nextChunk = semanticChunks.get(i + 1);\n String nextOverlap = getFirstNChars(nextChunk, overlapSize \/ 2);\n chunkWithOverlap.append(\" \").append(nextOverlap);\n }\n\n chunks.add(chunkWithOverlap.toString());\n }\n\n return chunks;\n }\n<\/code><\/pre>\n\n\n\n13.\u591a\u6a21\u6001\u5185\u5bb9\u5982\u4f55\u5728RAG\u4e2d\u5904\u7406\uff1f<\/h2>\n\n\n\n
\u591a\u6a21\u6001\u5185\u5bb9\u5305\u542b\u6587\u672c\u3001\u56fe\u50cf\u3001\u8868\u683c\u7b49\u4e0d\u540c\u7c7b\u578b\u7684\u4fe1\u606f\u8f7d\u4f53\uff0c\u6bcf\u79cd\u6a21\u6001\u90fd\u6709\u5176\u72ec\u7279\u7684\u4fe1\u606f\u8868\u8fbe\u65b9\u5f0f\u548c\u8bed\u4e49\u7279\u5f81\u3002\u6587\u672c\u627f\u8f7d\u6982\u5ff5\u6027\u548c\u63cf\u8ff0\u6027\u4fe1\u606f\uff0c\u56fe\u50cf\u5305\u542b\u89c6\u89c9\u548c\u7a7a\u95f4\u4fe1\u606f\uff0c\u8868\u683c\u5219\u4f53\u73b0\u7ed3\u6784\u5316\u7684\u6570\u636e\u5173\u7cfb\u3002<\/p>\n\n\n\n
\u5728 RAG \u7cfb\u7edf\u4e2d\u5904\u7406\u8fd9\u4e9b\u5185\u5bb9\u7684\u4e3b\u8981\u6311\u6218\u5728\u4e8e\uff1a\u4e0d\u540c\u6a21\u6001\u7684\u4fe1\u606f\u5bc6\u5ea6\u5dee\u5f02\u5de8\u5927\uff0c\u8bed\u4e49\u8868\u8fbe\u65b9\u5f0f\u5404\u5f02\uff0c\u4ee5\u53ca\u5982\u4f55\u5728\u7edf\u4e00\u7684\u5411\u91cf\u7a7a\u95f4\u4e2d\u8868\u793a\u548c\u68c0\u7d22\u8fd9\u4e9b\u5f02\u6784\u4fe1\u606f\u3002<\/p>\n\n\n\n
\u6d3e\u806a\u660e\u76ee\u524d\u652f\u6301 txt\u3001PDF\u3001Word \u7b49\u6587\u672c\u5185\u5bb9\u7684\u5904\u7406\uff0c\u901a\u8fc7 Apache Tika \u6765\u5b8c\u6210\uff0c<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\nApache Tika \u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u591a\u683c\u5f0f\u5185\u5bb9\u5206\u6790\u5de5\u5177\uff0c\u53ef\u4ee5\u4ece\u8d85\u8fc7 1000 \u79cd\u6587\u4ef6\u683c\u5f0f\uff08\u5982 PDF\u3001Word\u3001\u7eaf\u6587\u672c\u7b49\uff09\u4e2d\u63d0\u53d6\u6587\u672c\u5185\u5bb9\u548c\u5143\u6570\u636e\uff08\u5982\u4f5c\u8005\u3001\u6807\u9898\u3001\u521b\u5efa\u65f6\u95f4\u7b49\uff09\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u5bf9\u4e8e\u4e0b\u4e00\u7248\u7684\u6d3e\u806a\u660e\uff0c\u6211\u4eec\u4e5f\u6253\u7b97\u8ffd\u52a0\u56fe\u50cf\u3001\u8868\u683c\u7b49\u5185\u5bb9\u7684\u591a\u6a21\u6001\u652f\u6301\u3002\u5bf9\u4e8e\u56fe\u50cf\u5185\u5bb9\uff0c\u53ef\u4ee5\u96c6\u6210 OCR \u6280\u672f\u63d0\u53d6\u56fe\u50cf\u4e2d\u7684\u6587\u5b57\u4fe1\u606f\uff0c\u540c\u65f6\u4f7f\u7528\u56fe\u50cf\u63cf\u8ff0\u6a21\u578b\uff08\u5982 CLIP\u3001BLIP \u7b49\uff09\u751f\u6210\u56fe\u50cf\u7684\u6587\u672c\u63cf\u8ff0\u3002\u5bf9\u4e8e\u8868\u683c\u5185\u5bb9\uff0c\u9700\u8981\u5c06\u5176\u8f6c\u6362\u4e3a\u7ed3\u6784\u5316\u7684\u6587\u672c\u8868\u793a\uff0c\u5982 CSV \u683c\u5f0f\u6216\u8005\u5e26\u6709\u884c\u5217\u6807\u8bc6\u7684\u81ea\u7136\u8bed\u8a00\u63cf\u8ff0\u3002<\/p>\n\n\n\n
14.RAG\u7cfb\u7edf\u7684\u4e3b\u8981\u6027\u80fd\u74f6\u9888\u5728\u54ea\u91cc\uff1f\u5982\u4f55\u4f18\u5316\uff1f<\/h2>\n\n\n\n
\u5411\u91cf\u68c0\u7d22\u662f\u6700\u4e3b\u8981\u7684\u74f6\u9888<\/strong>\u3002\u5f53\u77e5\u8bc6\u5e93\u89c4\u6a21\u8fbe\u5230\u51e0\u5341\u4e07\u751a\u81f3\u4e0a\u767e\u4e07\u6587\u6863\u65f6\uff0c\u5b9e\u65f6\u7684\u5411\u91cf\u76f8\u4f3c\u5ea6\u8ba1\u7b97\u4f1a\u6210\u4e3a\u660e\u663e\u7684\u6027\u80fd\u74f6\u9888\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u4f18\u5316\u65b9\u6848\u5305\u62ec\uff1a\u4f7f\u7528\u66f4\u9ad8\u6548\u7684\u5411\u91cf\u7d22\u5f15\u7b97\u6cd5\uff0c\u5982 HNSW\uff0cHNSW \u7b97\u6cd5\u6784\u5efa\u4e86\u4e00\u4e2a\u5206\u5c42\u7684\u5c0f\u4e16\u754c\u56fe\uff0c\u901a\u8fc7\u9ad8\u6548\u7684\u5bfc\u822a\u548c\u8fde\u63a5\u8282\u70b9\uff0c\u5b9e\u73b0\u5feb\u901f\u7684\u8fd1\u4f3c\u6700\u8fd1\u90bb\u641c\u7d22\u3002\u5b83\u5229\u7528\u56fe\u7ed3\u6784\u7684\u4f18\u52bf\uff0c\u5728\u591a\u5c42\u6b21\u4e0a\u8fdb\u884c\u8df3\u8dc3\u548c\u641c\u7d22\uff0c\u80fd\u663e\u8457\u51cf\u5c11\u68c0\u7d22\u65f6\u95f4\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\nEmbedding \u751f\u6210\u7684\u5ef6\u8fdf<\/strong>\u4e5f\u662f\u4e00\u4e2a\u91cd\u8981\u74f6\u9888\u3002\u7528\u6237\u67e5\u8be2\u65f6\u9700\u8981\u5b9e\u65f6\u751f\u6210 query \u7684 embedding\uff0c\u5982\u679c\u6a21\u578b\u6bd4\u8f83\u5927\uff0c\u8fd9\u4e2a\u8fc7\u7a0b\u53ef\u80fd\u9700\u8981\u5f88\u957f\u65f6\u95f4\u3002\u6d3e\u806a\u660e\u76ee\u524d\u8c03\u7528\u7684\u662f\u8c46\u5305\u7684\u5411\u91cf API\uff0c\u6574\u4f53\u7684\u4f53\u9a8c\u6211\u8ba4\u4e3a\u8fd8\u662f\u975e\u5e38\u4e0d\u9519\u7684\u3002<\/p>\n\n\n\n\u5927\u6a21\u578b\u7684\u63a8\u7406\u65f6\u95f4\u4e5f<\/strong>\u662f\u4e00\u5757\u5927\u7684\u6027\u80fd\u5f00\u9500\uff0c\u6240\u4ee5\u6d3e\u806a\u660e\u91c7\u7528\u4e86\u6d41\u5f0f\u8f93\u51fa\u7684\u65b9\u5f0f\uff0c\u8ba9\u7528\u6237\u80fd\u591f\u5b9e\u65f6\u770b\u5230\u751f\u6210\u8fc7\u7a0b\u3002<\/p>\n\n\n\n15.RAG\u600e\u4e48\u89e3\u51b3LLM\u4e0a\u4e0b\u6587\u7a97\u53e3\u6709\u9650\u7684\u95ee\u9898\uff1f<\/h2>\n\n\n\n
\u9996\u5148\u662f\u77e5\u8bc6\u5165\u5e93\u9636\u6bb5\u3002\u6211\u4eec\u4e0d\u4f1a\u5728\u7528\u6237\u63d0\u95ee\u65f6\u624d\u628a\u6240\u6709\u6587\u6863\u90fd\u4e22\u7ed9\u6a21\u578b\u3002\u76f8\u53cd\uff0c\u6211\u4eec\u4f1a\u9884\u5148\u5c06\u6240\u6709\u7684\u77e5\u8bc6\uff08\u6bd4\u5982\u516c\u53f8\u7684\u89c4\u7ae0\u5236\u5ea6\u3001\u4ea7\u54c1\u624b\u518c\u3001\u6280\u672f\u6587\u6863\u7b49\uff09\u8fdb\u884c\u5904\u7406\u3002\u8fd9\u4e2a\u5904\u7406\u8fc7\u7a0b\u5305\u62ec\uff1a<\/p>\n\n\n\n
\n- 1\uff09\u5c06\u957f\u6587\u6863\u5207\u5206\u6210\u66f4\u5c0f\u7684\u3001\u903b\u8f91\u5b8c\u6574\u7684\u6bb5\u843d\u6216\u201c\u5757\u201d\uff08Chunks\uff09\uff1b<\/li>\n\n\n\n
- 2\uff09\u8c03\u7528 Embedding \u6a21\u578b\uff0c\u5c06\u6bcf\u4e2a\u6587\u672c\u5757\u90fd\u8f6c\u6362\u6210\u4e00\u4e2a\u6570\u5b66\u5411\u91cf\uff0c\u8fd9\u4e2a\u5411\u91cf\u53ef\u4ee5\u88ab\u8ba4\u4e3a\u662f\u8be5\u6587\u672c\u5757\u5728\u591a\u7ef4\u7a7a\u95f4\u4e2d\u7684\u201c\u8bed\u4e49\u5750\u6807\u201d\uff1b<\/li>\n\n\n\n
- 3\uff09\u5c06\u8fd9\u4e9b\u6587\u672c\u5757\u548c\u5b83\u4eec\u5bf9\u5e94\u7684\u5411\u91cf\u5b58\u5165\u5411\u91cf\u6570\u636e\u5e93\u4e2d\uff0c\u6bd4\u5982\u8bf4 ElasticSearch\u3002<\/li>\n<\/ul>\n\n\n\n
<\/div><\/figure>\n\n\n\n\u5176\u6b21\u662f\u68c0\u7d22\u4e0e\u751f\u6210\u9636\u6bb5\u3002\u5f53\u7528\u6237\u63d0\u51fa\u4e00\u4e2a\u95ee\u9898\u65f6\uff0cRAG \u5e76\u4e0d\u4f1a\u76f4\u63a5\u628a\u95ee\u9898\u6254\u7ed9 LLM\u3002\u5b83\u4f1a\u6267\u884c\u4ee5\u4e0b\u6b65\u9aa4\uff1a<\/p>\n\n\n\n
\n- 1\uff09\u4f7f\u7528\u4e0e\u5165\u5e93\u65f6\u76f8\u540c\u7684 Embedding \u6a21\u578b\uff0c\u5c06\u7528\u6237\u7684\u95ee\u9898\u4e5f\u8f6c\u6362\u6210\u4e00\u4e2a\u5411\u91cf\uff1b<\/li>\n\n\n\n
- 2\uff09\u7528\u8fd9\u4e2a\u201c\u95ee\u9898\u5411\u91cf\u201d\u53bb\u5411\u91cf\u6570\u636e\u5e93\u4e2d\u8fdb\u884c\u201c\u8bed\u4e49\u641c\u7d22\u201d\u6216\u201c\u76f8\u4f3c\u5ea6\u67e5\u8be2\u201d\uff0c\u627e\u5230\u4e0e\u95ee\u9898\u8bed\u4e49\u6700\u76f8\u8fd1\u7684\u51e0\u4e2a\u6587\u672c\u5757\uff1b<\/li>\n\n\n\n
- 3\uff09\u6700\u540e\uff0c\u4e5f\u662f\u6700\u5173\u952e\u7684\u4e00\u6b65\uff0c\u7cfb\u7edf\u4f1a\u5c06\u7528\u6237\u7684\u539f\u59cb\u95ee\u9898\u548c\u641c\u7d22\u5230\u7684\u8fd9\u51e0\u4e2a\u6700\u76f8\u5173\u7684\u6587\u672c\u5757\u4e00\u8d77\u6253\u5305\uff0c\u5f62\u6210\u4e00\u4e2a Prompt\uff0c\u7136\u540e\u53d1\u9001\u7ed9 LLM\u3002<\/li>\n<\/ul>\n\n\n\n
\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0cLLM \u5728\u56de\u7b54\u95ee\u9898\u65f6\uff0c\u5b83\u7684\u4e0a\u4e0b\u6587\u7a97\u53e3\u91cc\u4e0d\u518d\u662f\u6d77\u91cf\u7684\u3001\u4e0d\u76f8\u5173\u7684\u539f\u59cb\u6587\u6863\uff0c\u800c\u662f\u7cfb\u7edf\u4e3a\u5b83\u7cbe\u5fc3\u6311\u9009\u7684\u3001\u4e0e\u5f53\u524d\u95ee\u9898\u9ad8\u5ea6\u76f8\u5173\u7684\u51e0\u6bb5\u201c\u53c2\u8003\u8d44\u6599\u201d\u3002<\/p>\n\n\n\n
16.\u5728\u591a\u8f6e\u5bf9\u8bdd\u4e2d\uff0c\u5982\u4f55\u7ba1\u7406\u548c\u5229\u7528\u5386\u53f2\u4e0a\u4e0b\u6587\uff1f<\/h2>\n\n\n\n
\u6d3e\u806a\u660e\u5f53\u524d\u91c7\u7528\u4e86\u57fa\u4e8e Redis \u7684\u5bf9\u8bdd\u5386\u53f2\u7ba1\u7406\u673a\u5236\uff0c\u6bcf\u4e2a\u7528\u6237\u90fd\u6709\u4e00\u4e2a\u552f\u4e00\u7684\u4f1a\u8bdd ID\uff0c\u6240\u6709\u7684\u5bf9\u8bdd\u5185\u5bb9\u90fd\u6309\u7167\u65f6\u95f4\u987a\u5e8f\u5b58\u5728 Redis \u4e2d\uff0c\u5e76\u8bbe\u7f6e\u4e86 7 \u5929\u7684\u8fc7\u671f\u65f6\u95f4\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u8003\u8651\u5230\u4e0a\u4e0b\u6587\u4f1a\u8d8a\u6765\u8d8a\u957f\uff0c\u6211\u4eec\u6253\u7b97\u5728\u4e0b\u4e00\u7248\u5b9e\u73b0\u4e00\u4e2a\u6ed1\u52a8\u7a97\u53e3\uff0c\u6bd4\u5982\u53ea\u4fdd\u7559\u6700\u8fd1 10 \u8f6e\u5bf9\u8bdd\uff0c\u6216\u8005\u6839\u636e token \u6570\u91cf\u52a8\u6001\u8c03\u6574\u3002<\/p>\n\n\n\n
17.\u5982\u4f55\u5904\u7406\u6307\u4ee3\u6d88\u89e3\uff08\u5982”\u5b83”\u3001”\u8fd9\u4e2a”\u7b49\uff09\u95ee\u9898\uff1f<\/h2>\n\n\n\n
\u6307\u4ee3\u6d88\u89e3\u662f\u591a\u8f6e\u5bf9\u8bdd\u4e2d\u7684\u5173\u952e\u6280\u672f\u6311\u6218\uff0c\u9700\u8981\u8ba9 AI \u7406\u89e3”\u5b83”\u3001”\u8fd9\u4e2a”\u3001”\u90a3\u4e2a”\u7b49\u6307\u4ee3\u8bcd\u5177\u4f53\u6307\u5411\u4ec0\u4e48\u3002<\/p>\n\n\n\n
\u6d3e\u806a\u660e\u7684\u7b56\u7565\u662f\uff1a<\/p>\n\n\n\n
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18.\u5728\u4e0d\u540c\u9886\u57df\uff08\u6cd5\u5f8b\u3001\u533b\u7597\u3001\u91d1\u878d\uff09\u5e94\u7528RAG\u65f6\uff0c\u9700\u8981\u6ce8\u610f\u4ec0\u4e48\u7279\u6b8a\u95ee\u9898\uff1f<\/h2>\n\n\n\n
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\u533b\u7597\u9886\u57df<\/strong>\u7684\u6311\u6218\u4e3b\u8981\u5728\u4e8e\u4e13\u4e1a\u672f\u8bed\u548c\u5b89\u5168\u6027\u8981\u6c42\u3002RAG\u7cfb\u7edf\u7edd\u5bf9\u4e0d\u80fd\u7ed9\u51fa\u5177\u4f53\u7684\u8bca\u65ad\u5efa\u8bae\u6216\u6cbb\u7597\u65b9\u6848\uff0c\u56e0\u4e3a\u8fd9\u6d89\u53ca\u5230\u533b\u7597\u6267\u4e1a\u8d44\u683c\u95ee\u9898\u3002\u6211\u4eec\u5728\u7cfb\u7edf\u8bbe\u8ba1\u65f6\u5c31\u660e\u786e\u9650\u5236\u4e86\u56de\u7b54\u8303\u56f4\uff0c\u53ea\u63d0\u4f9b\u533b\u5b66\u77e5\u8bc6\u79d1\u666e\uff0c\u5bf9\u4e8e\u4efb\u4f55\u53ef\u80fd\u88ab\u7406\u89e3\u4e3a\u8bca\u7597\u5efa\u8bae\u7684\u5185\u5bb9\uff0c\u90fd\u4f1a\u81ea\u52a8\u6dfb\u52a0\u514d\u8d23\u58f0\u660e\uff0c\u5efa\u8bae\u7528\u6237\u54a8\u8be2\u4e13\u4e1a\u533b\u751f\u3002<\/p>\n\n\n\n\u91d1\u878d\u9886\u57df<\/strong>\u9762\u4e34\u7684\u4e3b\u8981\u6311\u6218\u662f\u6570\u636e\u7684\u5b9e\u65f6\u6027\u548c\u51c6\u786e\u6027\u8981\u6c42\u3002\u91d1\u878d\u5e02\u573a\u53d8\u5316\u5f88\u5feb\uff0c\u6628\u5929\u7684\u6570\u636e\u4eca\u5929\u53ef\u80fd\u5c31\u8fc7\u65f6\u4e86\u3002\u6240\u4ee5\u9700\u8981\u5efa\u7acb\u5b9e\u65f6\u7684\u6570\u636e\u66f4\u65b0\u673a\u5236\uff0c\u5bf9\u4e8e\u4ef7\u683c\u3001\u6c47\u7387\u7b49\u9ad8\u9891\u53d8\u5316\u7684\u6570\u636e\uff0c\u8981\u6807\u6ce8\u660e\u786e\u7684\u65f6\u95f4\u6233\uff0c\u63d0\u9192\u7528\u6237\u6570\u636e\u7684\u65f6\u6548\u6027\u3002<\/p>\n\n\n\n\u53e6\u5916\u8981\u5728\u56de\u7b54\u4e2d\u660e\u786e\u6807\u6ce8\u98ce\u9669\u63d0\u793a\uff0c\u8bf4\u660e\u8fd9\u53ea\u662f\u4fe1\u606f\u67e5\u8be2\u800c\u975e\u6295\u8d44\u5efa\u8bae\u3002\u5bf9\u4e8e\u4e00\u4e9b\u654f\u611f\u7684\u91d1\u878d\u4ea7\u54c1\u4fe1\u606f\uff0c\u8fd8\u4f1a\u8981\u6c42\u7528\u6237\u786e\u8ba4\u5176\u5408\u683c\u6295\u8d44\u8005\u8eab\u4efd\u3002<\/p>\n\n\n\n
19.\u5982\u4f55\u8bbe\u8ba1RESTful API\u6765\u652f\u6301RAG\u7cfb\u7edf\u7684\u5404\u79cd\u529f\u80fd\uff1f<\/h2>\n\n\n\n
\u5728\u8bbe\u8ba1\u6d3e\u806a\u660e RAG \u7cfb\u7edf\u7684 API \u65f6\uff0c\u6211\u9996\u5148\u4f1a\u9075\u5faa\u51e0\u4e2a\u6838\u5fc3\u7684\u8bbe\u8ba1\u539f\u5219\uff0c\u786e\u4fdd API \u6e05\u6670\u3002<\/p>\n\n\n\n
\u7b2c\u4e00\uff0c\u4e00\u5207\u4ee5\u8d44\u6e90\u4e3a\u4e2d\u5fc3\u3002\u6211\u4f1a\u628a\u7cfb\u7edf\u7684\u6838\u5fc3\u529f\u80fd\u62bd\u8c61\u6210\u8d44\u6e90\uff0c\u6bd4\u5982\u2018\u77e5\u8bc6\u5e93\u2019\uff08Knowledge Bases\uff09\u3001\u2018\u6587\u6863\u2019\uff08Documents\uff09\u3001\u2018\u5bf9\u8bdd\u2019\uff08Conversations\uff09\u7b49\u7b49\u3002\u7136\u540e\u7528\u6807\u51c6\u7684 HTTP \u65b9\u6cd5\uff0c\u50cf GET\u3001POST\u3001DELETE\uff0c\u6765\u5bf9\u8fd9\u4e9b\u8d44\u6e90\u8fdb\u884c\u64cd\u4f5c\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u7b2c\u4e8c\uff0c\u6211\u5728 URL \u91cc\u4e86\u52a0\u4e0a\u7248\u672c\u53f7\uff0c\u6bd4\u5982 \/api\/v1<\/code>\u3002\u8fd9\u6837\u505a\u7684\u597d\u5904\u662f\uff0c\u672a\u6765\u7cfb\u7edf\u5347\u7ea7\uff0c\u63a8\u51fa\u65b0\u7248 API \u7684\u65f6\u5019\uff0c\u4e0d\u4f1a\u5f71\u54cd\u5230\u6b63\u5728\u4f7f\u7528\u65e7\u7248\u63a5\u53e3\u7684\u7528\u6237\uff0c\u517c\u5bb9\u6027\u4f1a\u975e\u5e38\u597d\u3002<\/p>\n\n\n\n\u7b2c\u4e09\uff0c\u65e0\u8bba\u662f\u6210\u529f\u8fd8\u662f\u5931\u8d25\uff0cAPI \u7684\u8fd4\u56de\u683c\u5f0f\u90fd\u5e94\u8be5\u662f\u7edf\u4e00\u7684 JSON \u7ed3\u6784\uff0c\u6bd4\u5982\u90fd\u5305\u542b code\u3001message \u548c data \u8fd9\u51e0\u4e2a\u5b57\u6bb5\u3002\u8fd9\u6837\u524d\u7aef\u6216\u8005\u5176\u4ed6\u8c03\u7528\u65b9\u5904\u7406\u8d77\u6765\u4f1a\u975e\u5e38\u65b9\u4fbf\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n20.RAG\u7cfb\u7edf\u4e2d\u5982\u4f55\u4fdd\u62a4\u654f\u611f\u6570\u636e\uff1f<\/h2>\n\n\n\n
\u5728\u6d3e\u806a\u660e\u4e2d\uff0c\u6211\u4eec\u901a\u8fc7 Spring Security+JWT \u5b9e\u73b0\u4e86\u57fa\u4e8e RBAC \u7684\u6743\u9650\u63a7\u5236\u7cfb\u7edf\u3002\u5f53\u7528\u6237\u63d0\u95ee\u65f6\uff0c\u7cfb\u7edf\u4f1a\u6839\u636e\u7528\u6237\u7684\u89d2\u8272\u6743\u9650\u548c\u7ec4\u7ec7\u6807\u7b7e\uff0c\u5728\u641c\u7d22\u65f6\u81ea\u52a8\u8fc7\u6ee4\u6389\u65e0\u6743\u8bbf\u95ee\u7684\u6570\u636e\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u7b2c\u4e8c\uff0c\u6570\u636e\u5728\u6d41\u8f6c\u4e2d\u5168\u7a0b\u52a0\u5bc6\uff0c\u6bd4\u5982\u8bf4\u6211\u4eec\u5728\u5c06\u5411\u91cf\u6570\u636e\u5b58\u5165 ES \u6216\u8005\u4ece ES \u53d6\u51fa\u65f6\uff0c\u91c7\u7528 HTTPS \u7684\u52a0\u5bc6\u65b9\u5f0f\uff0c\u6ca1\u6709\u5bc6\u94a5\u662f\u65e0\u6cd5\u8fdb\u884c\u901a\u4fe1\u7684\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n21.\u5982\u4f55\u8fdb\u884cA\/B\u6d4b\u8bd5\u6765\u4f18\u5316RAG\u6548\u679c\uff1f<\/h2>\n\n\n\n
A\/B \u6d4b\u8bd5\u7684\u7b56\u7565\u53ef\u4ee5\u5206\u4e3a\u4e09\u4e2a\u6838\u5fc3\u90e8\u5206\uff1a \u201c\u6d4b\u4ec0\u4e48\u201d\u3001\u201c\u600e\u4e48\u8bc4\u201d\u548c\u201c\u5982\u4f55\u505a\u201d \u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u6d4b\u4ec0\u4e48\u9636\u6bb5\u6211\u4eec\u9700\u8981\u660e\u786e\u6d4b\u8bd5\u7684\u5b9e\u9a8c\u53d8\u91cf\uff0c\u6bd4\u5982\u8bf4\u6d3e\u806a\u660e\u4e2d\u6709\u4e00\u4e2a\u670d\u52a1\u53eb\u6df7\u5408\u68c0\u7d22\uff0c\u878d\u5408\u4e86\u8bed\u4e49\u68c0\u7d22\u548c\u5173\u952e\u8bcd\u68c0\u7d22\uff0c\u90a3\u6211\u4eec\u5c31\u53ef\u4ee5\u6d4b\u8bd5\u4e0d\u540c\u7684\u878d\u5408\u6743\u91cd\u3002\u6bd4\u5982\uff0cA \u7ec4\u662f 0.5 * vector_score + 0.5 * bm25_score<\/code>\uff0cB \u7ec4\u53ef\u4ee5\u662f 0.7 * vector_score + 0.3 * bm25_score<\/code>\uff0c\u770b\u770b\u54ea\u4e2a\u7ec4\u5408\u66f4\u80fd\u547d\u4e2d\u7528\u6237\u7684\u771f\u5b9e\u610f\u56fe\u3002<\/p>\n\n\n\n\u518d\u6bd4\u5982\u8bf4\u6211\u4eec\u53ef\u4ee5\u6d4b\u8bd5\u4e0d\u540c\u7684\u6587\u6863\u5206\u5757\u7b56\u7565\uff0c\u662f 500 \u4e2a\u5b57\u7b26\u8fd8\u662f 400 \u4e2a\u5b57\u7b26\u8fd8\u662f\u6709\u4e00\u90e8\u5206\u91cd\u53e0\u5b57\u7b26\uff0c\u770b\u54ea\u79cd\u7b56\u7565\u80fd\u4ea7\u751f\u6700\u6070\u5f53\u7684\u4e0a\u4e0b\u6587\u7247\u6bb5\u3002<\/p>\n\n\n\n
\u8fd8\u6709\uff0c\u6211\u4eec\u53ef\u4ee5\u5bf9\u6bd4\u4e0d\u540c\u7684\u5927\u6a21\u578b\uff0c\u6bd4\u5982 A \u7ec4\u7528 DeepSeek\uff0cB \u7ec4\u7528\u901a\u4e49\u5343\u95ee\/\u6df7\u5143\/\u8c46\u5305\uff0c\u770b\u54ea\u4e2a\u6a21\u578b\u7684\u56de\u7b54\u66f4\u6d41\u7545\u3001\u66f4\u51c6\u786e\u3001\u66f4\u80fd\u9075\u5faa\u6307\u4ee4\u3002<\/p>\n\n\n\n
\u6709\u4e86\u5b9e\u9a8c\u76ee\u6807\u540e\uff0c\u6211\u4eec\u9700\u8981\u4e00\u5957\u79d1\u5b66\u7684\u8bc4\u4ef7\u4f53\u7cfb\u6765\u5224\u65ad\u201c\u8c01\u4f18\u8c01\u52a3\u201d\u3002\u6bd4\u5982\u8bf4\u6211\u4eec\u53ef\u4ee5\u5728\u6bcf\u4e2a\u56de\u7b54\u540e\u9762\u52a0\u4e0a\u201c\u9876\/\u8e29\u201d\u6309\u94ae\u3002A\/B \u6d4b\u8bd5\u7684\u6838\u5fc3\u76ee\u6807\u5c31\u662f\u770b\u54ea\u4e2a\u7248\u672c\u7684\u201c\u9876\u201d\u7387\u66f4\u9ad8\uff0c\u201c\u8e29\u201d\u7387\u66f4\u4f4e\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u6700\u540e\uff0c\u6211\u4eec\u9700\u8981\u901a\u8fc7\u6280\u672f\u624b\u6bb5\u6765\u652f\u6491\u6574\u4e2a A\/B \u6d4b\u8bd5\u6d41\u7a0b\u3002\u6bd4\u5982\u8bf4\u5f53\u4e00\u4e2a\u8bf7\u6c42\u8fdb\u6765\u65f6\uff0c\u7cfb\u7edf\u4f1a\u6839\u636e\u7528\u6237 ID \u6216\u4f1a\u8bdd ID\uff0c\u901a\u8fc7\u54c8\u5e0c\u7b49\u65b9\u5f0f\uff0c\u5c06\u7528\u6237\u7a33\u5b9a\u5730\u5206\u914d\u5230 A \u7ec4\u6216 B \u7ec4\u3002<\/p>\n\n\n\n
\u4e00\u65e6 B \u7ec4\u88ab\u9a8c\u8bc1\u4e3a\u66f4\u4f18\uff0c\u6211\u4eec\u518d\u8fdb\u884c\u5c0f\u8303\u56f4\u7684\u7070\u5ea6\u53d1\u5e03\uff08\u6bd4\u5982\uff0c\u5148\u5207 10% \u7684\u6d41\u91cf\u5230 B \u7ec4\uff09\uff0c\u89c2\u5bdf\u7cfb\u7edf\u7a33\u5b9a\u6027\u548c\u6838\u5fc3\u6307\u6807\u3002\u786e\u8ba4\u65e0\u8bef\u540e\uff0c\u518d\u9010\u6b65\u5c06\u6240\u6709\u6d41\u91cf\u5207\u6362\u5230\u65b0\u7248\u672c\uff0c\u5e76\u6700\u7ec8\u4e0b\u7ebf\u65e7\u7248\u672c\u3002<\/p>\n\n\n\n
22.GraphRAG\u4e0e\u4f20\u7edfRAG\u6709\u4ec0\u4e48\u533a\u522b\uff1f<\/h2>\n\n\n\n
GraphRAG \u662f\u5bf9 RAG \u7684\u589e\u5f3a\uff0c\u901a\u8fc7\u6574\u5408\u77e5\u8bc6\u56fe\u8c31\u4e2d\u5b58\u50a8\u7684\u7ed3\u6784\u5316\u9886\u57df\u77e5\u8bc6\u6765\u589e\u5f3a\u68c0\u7d22\uff0c\u501f\u52a9\u77e5\u8bc6\u56fe\u8c31\u4e2d\u4e30\u5bcc\u7684\u8fde\u63a5\u548c\u8bed\u4e49\u5173\u7cfb\uff0cGraphRAG \u53ef\u4ee5\u514b\u670d\u7eaf\u5411\u91cf RAG \u7684\u5c40\u9650\u6027\uff0c\u5e76\u63d0\u4f9b\u66f4\u51c6\u786e\u3001\u66f4\u6613\u4e8e\u89e3\u91ca\u7684\u67e5\u8be2\u54cd\u5e94\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u4f20\u7edf\u7684 RAG \u77e5\u8bc6\u5e93\u672c\u8d28\u4e0a\u662f\u4e00\u4e2a\u201c\u6587\u6863\u96c6\u5408\u201d\u3002\u65e0\u8bba\u662f PDF\u3001Word \u8fd8\u662f\u7f51\u9875\uff0c\u6211\u4eec\u90fd\u5c06\u5b83\u4eec\u5207\u5272\u6210\u4e00\u4e2a\u4e2a\u72ec\u7acb\u7684\u6587\u672c\u5757\uff0c\u7136\u540e\u5bf9\u6bcf\u4e2a\u5757\u8fdb\u884c\u5411\u91cf\u5316\uff0c\u5b58\u5165\u5411\u91cf\u6570\u636e\u5e93\u3002<\/p>\n\n\n\n
GraphRAG \u7684\u6838\u5fc3\u662f\u201c\u77e5\u8bc6\u56fe\u8c31\u201d\u3002\u5728\u6570\u636e\u9884\u5904\u7406\u9636\u6bb5\uff0c\u6211\u4eec\u4e0d\u4ec5\u4ec5\u5206\u5757\uff0c\u8fd8\u4f1a\u5229\u7528\u5927\u6a21\u578b\u4ece\u6587\u672c\u4e2d\u63d0\u53d6\u51fa\u5b9e\u4f53\uff08Entities\uff09\u3001\u5173\u7cfb\uff08Relationships\uff09\u548c\u5c5e\u6027\uff08Attributes\uff09\uff0c\u7136\u540e\u5c06\u5b83\u4eec\u6784\u5efa\u6210\u4e00\u4e2a\u56fe\u3002\u6bd4\u5982\uff0c\u4ece\u201c\u6c89\u9ed8\u738b\u4e8c\u5439\u4e86\u4e00\u4e2a\u725b\u903c\u201d\u8fd9\u53e5\u8bdd\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u62bd\u53d6\u51fa \uff08\u5b9e\u4f53\uff1a\u6c89\u9ed8\u738b\u4e8c\uff09- [\u5173\u7cfb\uff1a\u5439\u4e86 ] ->\uff08\u5b9e\u4f53\uff1a\u725b\u903c\uff09 \u8fd9\u6837\u7684\u7ed3\u6784\u3002\u8fd9\u5c31\u628a\u96f6\u6563\u7684\u77e5\u8bc6\u70b9\u7f16\u7ec7\u6210\u4e86\u4e00\u5f20\u5de8\u5927\u7684\u3001\u76f8\u4e92\u8fde\u63a5\u7684\u77e5\u8bc6\u7f51\u7edc\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u5728\u68c0\u7d22\u9636\u6bb5\uff0c\u4f20\u7edf\u7684 RAG \u662f\u57fa\u4e8e\u8bed\u4e49\u76f8\u4f3c\u5ea6\u7684\u3002\u5c31\u50cf\u6211\u4eec\u5728\u6d3e\u806a\u660e\u4e2d\u505a\u7684\u90a3\u6837\uff0c\u5c06\u7528\u6237\u95ee\u9898\u5411\u91cf\u5316\uff0c\u7136\u540e\u5728\u5411\u91cf\u6570\u636e\u5e93\u4e2d\u5bfb\u627e\u4e0e\u4e4b\u6700\u76f8\u4f3c\u7684\u6587\u672c\u5757\u3002<\/p>\n\n\n\n
GraphRAG \u7684\u68c0\u7d22\u53d8\u6210\u4e86\u5728\u77e5\u8bc6\u56fe\u8c31\u4e0a\u7684\u56fe\u904d\u5386\u6216\u5b50\u56fe\u67e5\u8be2 \u3002\u5f53\u7528\u6237\u95ee\u201c\u6c89\u9ed8\u738b\u4e8c\u5439\u7684\u725b\u903c\u662f\u5565\uff1f\u201d\u65f6\uff0cGraphRAG \u53ef\u4ee5\uff1a<\/p>\n\n\n\n
\n- \u7b2c\u4e00\u8df3 \uff1a\u5728\u56fe\u8c31\u4e2d\u5b9a\u4f4d\u5230\u201c\u6c89\u9ed8\u738b\u4e8c\u201d\u8fd9\u4e2a\u8282\u70b9\u3002<\/li>\n\n\n\n
- \u7b2c\u4e8c\u8df3 \uff1a\u6cbf\u7740\u201c\u5439\u4e86\u201d\u8fd9\u6761\u8fb9\uff0c\u627e\u5230\u201c\u725b\u903c\u201d\u8282\u70b9\u3002<\/li>\n\n\n\n
- \u7b2c\u4e09\u8df3 \uff1a\u518d\u4ece\u201c\u725b\u903c\u201d\u8282\u70b9\u51fa\u53d1\uff0c\u627e\u5230\u201c 26 \u4e07\u8ba2\u9605\u53f7\u8bfb\u8005\u201d\u3001\u201cGitHub 14000+ star\u201d\u7b49\u5185\u5bb9\u3002<\/li>\n<\/ol>\n\n\n\n
23.\u5bf9RAG\u6280\u672f\u7684\u672a\u6765\u53d1\u5c55\u6709\u4ec0\u4e48\u770b\u6cd5\uff1f<\/h2>\n\n\n\n
\u672a\u6765\u7684 RAG \u5c06\u662f\u591a\u6a21\u6001\u7684\u3002\u56fe\u7247\u3001\u97f3\u9891\u3001\u89c6\u9891\u3001\u4ee3\u7801\u3001\u8868\u683c\u3001API\u2026\u2026\u4efb\u4f55\u4fe1\u606f\u5f62\u6001\u90fd\u53ef\u4ee5\u88ab\u7d22\u5f15\u548c\u68c0\u7d22\u3002\u5230\u65f6\u5019\uff0c\u6211\u4eec\u7684\u63d0\u95ee\u53ef\u4ee5\u662f\u201c\u8fd9\u5f20\u56fe\u91cc\u7a7f\u84dd\u8272\u8863\u670d\u7684\u4eba\u5728\u505a\u4ec0\u4e48\uff1f\u201d<\/p>\n\n\n\n
\u672a\u6765\u7684 RAG \u5c06\u4f1a\u5411\u667a\u80fd\u4f53\u65b9\u5411\u53d1\u5c55\uff0c\u6bd4\u5982\u6a21\u578b\u5728\u68c0\u7d22\u540e\u4f1a\u5148\u5224\u65ad\u201c\u6211\u627e\u5230\u7684\u77e5\u8bc6\u8db3\u591f\u56de\u7b54\u95ee\u9898\u5417\uff1f\u201d\u5982\u679c\u4e0d\u591f\uff0c\u5b83\u53ef\u80fd\u4f1a\u4e3b\u52a8\u5411\u7528\u6237\u8ffd\u95ee\uff0c\u6216\u8005\u8c03\u7528 function call \u53bb\u5916\u90e8\u67e5\u8be2\uff0c\u518d\u6839\u636e\u524d\u9762\u7684\u68c0\u7d22\u7ed3\u679c\uff0c\u751f\u6210\u65b0\u7684\u3001\u66f4\u7cbe\u786e\u7684\u67e5\u8be2\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n24.\u5982\u679cRAG\u7cfb\u7edf\u8fd4\u56de0\u4e2a\u68c0\u7d22\u7ed3\u679c\uff0c\u4f60\u4f1a\u5982\u4f55\u6392\u67e5\u95ee\u9898\uff1f<\/h2>\n\n\n\n
\u9996\u5148\uff0c\u6211\u8981\u786e\u5b9a\u8fd9\u662f\u7279\u6b8a\u60c5\u51b5\u8fd8\u662f\u666e\u904d\u73b0\u8c61\u3002\u5982\u679c\u6240\u6709\u7684\u63d0\u95ee\u90fd\u65e0\u6cd5\u68c0\u7d22\u5230\u7ed3\u679c\uff0c\u90a3\u5f88\u53ef\u80fd\u662f\u7cfb\u7edf\u7ea7\u7684\u6545\u969c\uff0c\u6bd4\u5982\u5411\u91cf\u6570\u636e\u5e93\u8fde\u63a5\u5931\u8d25\u4e86\u3001\u7d22\u5f15\u88ab\u8bef\u5220\u4e86\u3001\u6216\u8005\u5411\u91cf API \u670d\u52a1\u5b95\u673a\u4e86\u3002\u5982\u679c\u53ea\u662f\u7279\u6b8a\u60c5\u51b5\uff0c\u90a3\u4e48\u95ee\u9898\u5f88\u53ef\u80fd\u51fa\u5728\u6570\u636e\u5904\u7406\u3001\u67e5\u8be2\u7406\u89e3\u6216\u53ec\u56de\u7b56\u7565\u4e0a\u3002\u6bd4\u5982\uff0c\u7528\u6237\u95ee\u4e86\u4e00\u4e2a\u77e5\u8bc6\u5e93\u91cc\u5b8c\u5168\u6ca1\u6709\u6d89\u53ca\u7684\u9886\u57df\uff0c\u6216\u8005\u67e5\u8be2\u7684\u5173\u952e\u8bcd\u8fc7\u4e8e\u751f\u50fb\u3002<\/p>\n\n\n\n
\u63a5\u7740\uff0c\u6211\u4f1a\u68c0\u67e5\u53ec\u56de\u7684\u5019\u9009\u96c6\u6570\u91cf k \u662f\u5426\u8bbe\u7f6e\u5f97\u8fc7\u5c0f\uff0c\u5bfc\u81f4\u8fc7\u6ee4\u6761\u4ef6\u53e0\u52a0\u540e\u6ca1\u6709\u7ed3\u679c\u3002<\/p>\n\n\n\n
\u6743\u9650<\/strong>\u4e5f\u9700\u8981\u6392\u67e5\u3002\u53ef\u80fd\u662f\u7528\u6237\u7684\u6743\u9650\u4e0d\u8db3\uff0c\u65e0\u6cd5\u8bbf\u95ee\u76f8\u5173\u6587\u6863\u3002<\/p>\n\n\n\n25.\u5982\u4f55\u5904\u7406\u4e0d\u540cAPI\u670d\u52a1\uff08\u8c46\u5305 embedding\u3001DeepSeek\uff09\u7684\u8c03\u7528\u5931\u8d25\uff1f<\/h2>\n\n\n\n
\u5728\u8c03\u7528\u8c46\u5305\u5411\u91cf API \u5931\u8d25\u65f6\uff0c\u6211\u4eec\u4f1a\u81ea\u52a8\u56de\u9000\u5230\u7eaf\u6587\u672c\u641c\u7d22\uff0c\u5b9e\u73b0\u670d\u52a1\u964d\u7ea7\uff0c\u786e\u4fdd\u68c0\u7d22\u670d\u52a1\u53ef\u7528\u3002<\/p>\n\n\n\n
\/\/ \u5728 HybridSearchService \u4e2d\u6dfb\u52a0\u66f4\u7cbe\u7ec6\u7684\u9519\u8bef\u5904\u7406\npublic List<Map<String, Object>> searchWithPermission(String query, String userId, int size) {\n try {\n \/\/ \u5c1d\u8bd5\u6df7\u5408\u641c\u7d22\n return performHybridSearch(query, userId, size);\n } catch (EmbeddingServiceException e) {\n logger.warn(\"\u5411\u91cf\u670d\u52a1\u4e0d\u53ef\u7528\uff0c\u964d\u7ea7\u5230\u6587\u672c\u641c\u7d22: {}\", e.getMessage());\n return textOnlySearch(query, userId, size);\n } catch (ElasticsearchException e) {\n logger.error(\"\u641c\u7d22\u670d\u52a1\u5f02\u5e38: {}\", e.getMessage());\n return Collections.emptyList(); \/\/ \u6216\u8fd4\u56de\u7f13\u5b58\u7ed3\u679c\n }\n}\n<\/code><\/pre>\n\n\n\n\u5e76\u4e14\u5728\u8c03\u7528\u8c46\u5305\u5411\u91cf API \u65f6\uff0c\u6211\u4eec\u91c7\u7528\u4e86 Reactor \u7684\u91cd\u8bd5\u673a\u5236\uff0c\u652f\u6301\u56fa\u5b9a\u5ef6\u8fdf\u91cd\u8bd5 3 \u6b21\uff0c\u5e76\u8bbe\u7f6e\u4e86 30 \u79d2\u7684\u8d85\u65f6\u4fdd\u62a4\u3002<\/p>\n\n\n\n
\/\/ \u5728 EmbeddingClient \u4e2d\u6dfb\u52a0\u7194\u65ad\u5668\u548c\u66f4\u667a\u80fd\u7684\u91cd\u8bd5\n@Component\npublic class EmbeddingClient {\n private final CircuitBreaker circuitBreaker;\n \n private String callApiOnce(List<String> batch) {\n return circuitBreaker.executeSupplier(() -> {\n return webClient.post()\n .uri(\"\/embeddings\")\n .bodyValue(requestBody)\n .retrieve()\n .bodyToMono(String.class)\n .retryWhen(Retry.backoff(3, Duration.ofSeconds(1))\n .maxBackoff(Duration.ofSeconds(10))\n .filter(this::isRetryableException))\n .timeout(Duration.ofSeconds(30))\n .block();\n });\n }\n \n private boolean isRetryableException(Throwable ex) {\n return ex instanceof WebClientResponseException &&\n ((WebClientResponseException) ex).getStatusCode().is5xxServerError();\n }\n}\n<\/code><\/pre>\n\n\n\n\u4e0b\u4e2a\u7248\u672c\u4e2d\uff0c\u6211\u4eec\u6253\u7b97\u63a5\u5165\u66f4\u591a\u7684\u5927\u6a21\u578b API\uff0c\u5f53 DeepSeek \u4e0d\u53ef\u7528\u7684\u65f6\u5019\uff0c\u80fd\u591f\u81ea\u52a8\u5207\u6362\u5230\u8c46\u5305\u3001\u6587\u5fc3\u4e00\u8a00\u3001\u817e\u8baf\u6df7\u5143\u3001\u963f\u91cc\u901a\u4e49\u5343\u95ee\u7b49\u3002\u6d3e\u806a\u660e\u76ee\u524d\u5df2\u7ecf\u652f\u6301\u5feb\u901f\u5207\u6362\u5230\u672c\u5730\u7684\u6a21\u578b\u670d\u52a1\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n26.\u8bf7\u8bf4\u8bf4\u4f60AIGC\u3001RAG\u3001Agent \u7684\u7406\u89e3\uff1f<\/h2>\n\n\n\n
AIGC\uff0c\u5168\u79f0\u4e3a AI Generated Content\uff0c\u610f\u4e3a\u201c\u4eba\u5de5\u667a\u80fd\u751f\u6210\u5185\u5bb9\u201d\u3002\u5b83\u6307\u7684\u662f\u5229\u7528\u4eba\u5de5\u667a\u80fd\u6280\u672f\u81ea\u52a8\u751f\u6210\u6587\u672c\u3001\u56fe\u7247\u3001\u97f3\u9891\u3001\u89c6\u9891\u7b49\u591a\u79cd\u5185\u5bb9\u7684\u8fc7\u7a0b\u30022022 \u5e74 11 \u6708 30 \u65e5\uff0cOpenAI \u57fa\u4e8e GPT-3.5 \u7684 ChatGPT \u6b63\u5f0f\u4e0a\u7ebf\uff0c\u5f15\u7206\u4e86 AIGC \u70ed\u6f6e\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\nRAG\uff0c\u662f\u4e00\u79cd\u5c06\u4fe1\u606f\u68c0\u7d22\uff08IR\uff09 \u4e0e\u5927\u578b\u8bed\u8a00\u6a21\u578b\uff08LLM\uff09 \u7684\u6587\u672c\u751f\u6210\u80fd\u529b\u76f8\u7ed3\u5408\u7684\u6280\u672f\u3002\u5176\u6838\u5fc3\u601d\u60f3\u662f\uff1a\u5f53 LLM \u9700\u8981\u56de\u7b54\u4e00\u4e2a\u95ee\u9898\u6216\u751f\u6210\u6587\u672c\u65f6\uff0c\u4e0d\u662f\u4ec5\u4f9d\u8d56\u5176\u5185\u90e8\u8bad\u7ec3\u65f6\u5b66\u5230\u7684\u77e5\u8bc6\uff0c\u800c\u662f\u5148\u4ece\u4e00\u4e2a\u5916\u90e8\u77e5\u8bc6\u5e93\u4e2d\u68c0\u7d22\u51fa\u76f8\u5173\u7684\u4fe1\u606f\u7247\u6bb5\uff0c\u7136\u540e\u5c06\u8fd9\u4e9b\u68c0\u7d22\u5230\u7684\u4fe1\u606f\u4e0e\u539f\u59cb\u95ee\u9898\/\u6307\u4ee4\u4e00\u8d77\u63d0\u4f9b\u7ed9 LLM\uff0c\u8ba9 LLM \u57fa\u4e8e\u8fd9\u4e9b\u6700\u65b0\u3001\u6700\u76f8\u5173\u7684\u4e0a\u4e0b\u6587\u4fe1\u606f\u6765\u751f\u6210\u66f4\u51c6\u786e\u3001\u66f4\u53ef\u9760\u3001\u66f4\u5c11\u5e7b\u89c9\u7684\u7b54\u6848\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\nAgent\uff0c\u4e5f\u5c31\u662f\u201c\u667a\u80fd\u4f53\u201d\uff0c\u5728\u8ba1\u7b97\u673a\u79d1\u5b66\u548c\u4eba\u5de5\u667a\u80fd\u9886\u57df\u6307\u7684\u662f\u4e00\u4e2a\u80fd\u591f\u611f\u77e5\u73af\u5883\u3001\u81ea\u4e3b\u51b3\u7b56\u5e76\u91c7\u53d6\u884c\u52a8\u4ee5\u5b9e\u73b0\u7279\u5b9a\u76ee\u6807\u7684\u5b9e\u4f53\u6216\u7cfb\u7edf\u3002\u5b83\u53ef\u4ee5\u662f\u8f6f\u4ef6\u7a0b\u5e8f\u3001\u673a\u5668\u4eba\u786c\u4ef6\uff0c\u751a\u81f3\u662f\u751f\u7269\u5b9e\u4f53\uff08\u5982\u4eba\u7c7b\u6216\u52a8\u7269\uff09\uff0c\u4f46\u5728 AI \u9886\u57df\u901a\u5e38\u6307\u8f6f\u4ef6\u667a\u80fd\u4f53\u3002<\/strong><\/p>\n\n\n\nAgent \u548c AIGC \u6700\u5927\u7684\u533a\u522b\uff1a<\/p>\n\n\n\n
\n- AIGC \u4e3b\u8981\u4ee5\u751f\u6210\u5f0f\u4efb\u52a1\u4e3a\u4e3b\uff0c\u800c Agent \u662f\u53ef\u4ee5\u901a\u8fc7\u81ea\u4e3b\u51b3\u7b56\u80fd\u529b\u5b8c\u6210\u66f4\u591a\u901a\u7528\u4efb\u52a1\u7684\u667a\u80fd\u7cfb\u7edf\u3002<\/li>\n\n\n\n
- \u5e38\u89c1\u7684 AIGC \u7cfb\u7edf\uff08\u6587\u751f\u6587\uff0c\u6587\u751f\u56fe\uff09\u7684\u6838\u5fc3\u5c31\u662f\u4e00\u4e2a\u751f\u6210\u6a21\u578b<\/strong>\uff0c\u800c Agent \u662f\u4e00\u4e2a\u96c6 Function Call \u6a21\u578b\u3001\u8f6f\u4ef6\u5de5\u7a0b\u4e8e\u4e00\u4f53\u7684\u590d\u6742\u7cfb\u7edf\uff0c\u9700\u8981\u5904\u7406\u6a21\u578b\u548c\u5916\u754c\u7684\u4fe1\u606f\u4ea4\u4e92\u3002<\/li>\n\n\n\n
- Agent \u53ef\u4ee5\u96c6\u6210 AIGC \u80fd\u529b\u5b8c\u6210\u67d0\u4e9b\u7279\u5b9a\u7684\u4efb\u52a1\uff0c\u4e5f\u5c31\u662f AIGC \u53ef\u4ee5\u662f Agent \u7cfb\u7edf\u91cc\u9762\u7684\u4e00\u4e2a\u5b50\u6a21\u5757\u3002<\/li>\n<\/ol>\n\n\n\n
\u4e5f\u5c31\u662f\u8bf4\uff0cAgent \u6700\u5927\u7684\u7279\u70b9\u662f\uff0c\u501f\u52a9 Function Call \u6a21\u578b<\/strong>\uff0c\u53ef\u4ee5\u81ea\u4e3b\u51b3\u7b56\u4f7f\u7528\u5916\u63a5\u7684\u4e00\u4e9b\u5de5\u5177\u6765\u5b8c\u6210\u7279\u5b9a\u7684\u4efb\u52a1\u3002<\/p>\n\n\n\n27.\u90a3\u4ec0\u4e48\u662f function call \u6a21\u578b\uff1f<\/h2>\n\n\n\n
Function Calling\uff0c\u4e5f\u5c31\u662f\u51fd\u6570\u8c03\u7528\uff0c<\/strong> \u662f\u5927\u578b\u8bed\u8a00\u6a21\u578b\u7684\u5173\u952e\u6280\u672f\u3002RAG\u6280\u672f<\/strong>\u662f\u4e3a\u4e86\u89e3\u51b3\u6a21\u578b\u65e0\u6cd5\u548c\u5916\u63a5\u6570\u636e\u4ea4\u4e92\u7684\u95ee\u9898\uff0c\u4f46\u662f RAG<\/strong> \u7684\u5c40\u9650\u5728\u4e8e\u53ea\u8d4b\u4e88\u4e86\u6a21\u578b\u68c0\u7d22\u6570\u636e\u7684\u80fd\u529b\uff0c\u800c Function Calling<\/strong> \u5141\u8bb8\u6a21\u578b\u7406\u89e3\u7528\u6237\u8bf7\u6c42\u4e2d\u7684\u6f5c\u5728\u610f\u56fe\uff0c\u5e76\u81ea\u52a8\u751f\u6210\u7ed3\u6784\u5316\u53c2\u6570\u6765\u8c03\u7528\u5916\u90e8\u4efb\u4f55<\/strong>\u51fd\u6570\/\u5de5\u5177\uff0c\u4ece\u800c\u7a81\u7834\u7eaf\u6587\u672c\u751f\u6210\u7684\u9650\u5236\uff0c\u5b9e\u73b0\u4e0e\u771f\u5b9e\u4e16\u754c\u7684\u4ea4\u4e92\uff0c\u6bd4\u5982\u53ef\u4ee5\u8c03\u7528\u67e5\u5929\u6c14\u3001\u53d1\u90ae\u4ef6\u3001\u6570\u5b66\u8ba1\u7b97\u7b49\u5de5\u5177\u3002<\/p>\n\n\n\nFunction Call \u6a21\u578b\u6700\u65e9\u7531 OpenAI \u5728 2023 \u5e74 6 \u6708 13 \u65e5\u63d0\u51fa\u5e76\u53d1\u5e03\uff0c\u9996\u6b21\u5728 GPT-4 \u6a21\u578b\u4e0a\u5b9e\u73b0\u4e86 Function Calling \u80fd\u529b\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\nFunction Call \u9700\u8981\u5148\u5b9a\u4e49\u51fd\u6570\uff0c\u5411 LLM \u63cf\u8ff0\u51fd\u6570\u7684\u7528\u9014\u3001\u8f93\u5165\u53c2\u6570\u683c\u5f0f\uff08JSON Schema\uff09\uff1a<\/p>\n\n\n\n
{\n \"name\": \"get_current_weather\",\n \"description\": \"\u83b7\u53d6\u6307\u5b9a\u57ce\u5e02\u7684\u5929\u6c14\",\n \"parameters\": {\n \"type\": \"object\",\n \"properties\": {\n \"city\": {\n \"type\": \"string\",\n \"description\": \"\u57ce\u5e02\u540d\u79f0\"\n },\n \"unit\": {\n \"enum\": [\"celsius\", \"fahrenheit\"]\n }\n },\n \"required\": [\"city\"]\n }\n}\n<\/code><\/pre>\n\n\n\n\u5f53\u7528\u6237\u63d0\u95ee\u201c\u5317\u4eac\u4eca\u5929\u9700\u8981\u5e26\u4f1e\u5417\uff1f\u201d<\/p>\n\n\n\n
\u2192 LLM \u8bc6\u522b\u5230\u610f\u56fe\u9700\u8981\u8c03\u7528 get_current_weather<\/p>\n\n\n\n
\u2192 \u5e76\u751f\u6210\u7ed3\u6784\u5316\u53c2\u6570\uff1a{\"city\": \"\u5317\u4eac\", \"unit\": \"celsius\"}<\/code><\/p>\n\n\n\n\u7136\u540e\u6267\u884c get_current_weather \u51fd\u6570\u8c03\u7528\u5929\u6c14 API\uff0c\u83b7\u53d6\u771f\u5b9e\u6570\u636e\uff1a{\"temp\": 25, \"rain_prob\": 30%}<\/code>\uff0c\u7136\u540e\u5c06\u7ed3\u679c\u4ea4\u56deLLM\uff0c\u751f\u6210\u6700\u7ec8\u56de\u590d\uff1a\u201c\u5317\u4eac\u4eca\u592925\u00b0C\uff0c\u964d\u6c34\u6982\u738730%\uff0c\u5efa\u8bae\u5e26\u4f1e\u3002\u201d<\/p>\n\n\n\n\u90a3\u4e5f\u5c31\u662f OpenAI \u53d1\u5e03 Function Call \u6a21\u578b\u540e\uff0cAgent \u624d\u5f00\u59cb\u8fc5\u901f\u53d1\u5c55\u3002Agent \u771f\u6b63\u8fdb\u5165\u5230\u516c\u4f17\u89c6\u91ce\uff0c\u88ab\u5927\u5bb6\u5e7f\u6cdb\u5173\u6ce8\u7684\u4e8b\u4ef6\u662f 2025\u5e744\u6708 Manus \u53d1\u5e03\u7684\u901a\u7528\u667a\u80fd\u4f53\u4ea7\u54c1\uff0c\u5f15\u5165\u4e86 Computer Use \u548c Browser Use<\/strong>\uff0c\u9996\u6b21\u5c55\u73b0\u51fa\u667a\u80fd\u4f53\u7684\u5f3a\u5927\u80fd\u529b\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n28.\u4ec0\u4e48\u662f MCP\uff1f<\/h2>\n\n\n\n
MCP\uff0c\u662f Model Context Protocol \u7684\u7f29\u5199\uff0c\u4e5f\u5c31\u662f\u6a21\u578b\u4e0a\u4e0b\u6587\u534f\u8bae\uff0c\u7531\u4eba\u5de5\u667a\u80fd\u516c\u53f8 **Anthropic **\u4e8e 2024 \u5e74 11 \u6708 24 \u65e5<\/strong>\u6b63\u5f0f\u53d1\u5e03\u5e76\u5f00\u6e90\u3002<\/p>\n\n\n\nMCP \u534f\u8bae\u65e8\u5728\u89e3\u51b3\u5927\u578b\u8bed\u8a00\u6a21\u578b\uff08LLM\uff09\u4e0e\u5916\u90e8\u6570\u636e\u6e90\u3001\u5de5\u5177\u95f4\u7684\u96c6\u6210\u96be\u9898\uff0c\u88ab\u6bd4\u55bb\u4e3a\u201cAI \u5e94\u7528\u7684 USB-C \u63a5\u53e3\u201c\u3002\u901a\u8fc7\u6807\u51c6\u5316\u901a\u4fe1\u534f\u8bae\uff0c\u5c06\u4f20\u7edf\u7684\u201cM\u00d7N\u96c6\u6210\u95ee\u9898\u201d\uff08\u5373\u591a\u4e2a\u6a21\u578b\u4e0e\u591a\u4e2a\u6570\u636e\u6e90\u7684\u70b9\u5bf9\u70b9\u8fde\u63a5\uff09\u8f6c\u5316\u4e3a\u201cM+N\u6a21\u5f0f\u201d\uff0c\u5927\u5e45\u964d\u4f4e\u5f00\u53d1\u6210\u672c\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\nMCP \u81ea 2024 \u5e74 11 \u6708 24 \u65e5 \u53d1\u5e03\u4ee5\u6765\uff0cOpenAI\u3001Google\u3001\u5fae\u8f6f\u3001\u817e\u8baf\u3001\u963f\u91cc\u3001\u767e\u5ea6\u7b49\u5934\u90e8\u4f01\u4e1a\u7eb7\u7eb7\u63a5\u5165 MCP\uff0c\u63a8\u52a8\u5176\u6210\u4e3a\u4e8b\u5b9e\u6027\u884c\u4e1a\u6807\u51c6<\/strong>\u3002<\/p>\n\n\n\n29.\u4e86\u89e3 A2A \u5417\uff1f<\/h2>\n\n\n\n
A2A \uff0c\u5373 Agent-to-Agent \uff0c\u6307\u7684\u662f\u4e00\u79cd\u7cfb\u7edf\u67b6\u6784\uff0c\u5176\u5305\u542b\u591a\u4e2a\u72ec\u7acb\u7684\u3001\u4e13\u95e8\u7684 Agent \u8fdb\u884c\u534f\u540c\u5de5\u4f5c \uff0c\u4ee5\u5b8c\u6210\u6bd4\u5355\u4e2a Agent \u80fd\u5904\u7406\u7684\u66f4\u590d\u6742\u7684\u4efb\u52a1\u3002<\/p>\n\n\n\n
\u5355\u4e2a Agent \u5c31\u50cf\u662f\u4e00\u4e2a\u5168\u80fd\u7684\u201c\u901a\u624d\u201d\uff0c\u4ed6\u4ec0\u4e48\u90fd\u61c2\u4e00\u70b9\uff0c\u4f46\u53ef\u80fd\u6ca1\u6709\u54ea\u4e2a\u9886\u57df\u662f\u9876\u5c16\u7684\u3002<\/p>\n\n\n\n
A2A \u5c31\u50cf\u4e00\u4e2a\u4e13\u5bb6\u56e2\u961f\uff0c\u6709\u9879\u76ee\u7ecf\u7406\u3001\u6570\u636e\u5206\u6790\u5e08\u3001\u6587\u6848\u4e13\u5bb6\u3001\u8f6f\u4ef6\u5de5\u7a0b\u5e08\u7b49\u3002\u9879\u76ee\u7ecf\u7406\u8d1f\u8d23\u62c6\u89e3\u4efb\u52a1\uff0c\u7136\u540e\u5206\u53d1\u7ed9\u6700\u5408\u9002\u7684\u4e13\u5bb6\u53bb\u6267\u884c\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u4e00\u4e2a Agent \u8981\u80fd\u89e3\u51b3\u95ee\u9898\uff0c\u9996\u5148\u9700\u8981\u83b7\u53d6\u51c6\u786e\u7684\u4fe1\u606f\u3002RAG \u53ef\u4ee5\u4f5c\u4e3a\u8fd9\u4e2a Agent \u83b7\u53d6\u548c\u7406\u89e3\u4fe1\u606f\u7684\u6838\u5fc3\u5de5\u5177\u4e4b\u4e00\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\nA2A \u67b6\u6784\u7684\u4f18\u52bf\u5728\u4e8e\u6bcf\u4e2a Agent \u90fd\u53ef\u4ee5\u4e13\u6ce8\u4e8e\u4e00\u4e2a\u7279\u5b9a\u9886\u57df\uff08\u5982\u4ee3\u7801\u6267\u884c\u3001\u6570\u636e\u5e93\u67e5\u8be2\u3001API \u8c03\u7528\u3001\u6587\u6848\u5199\u4f5c\uff09\uff0c\u4f7f\u5f97\u5f00\u53d1\u3001\u6d4b\u8bd5\u548c\u7ef4\u62a4\u66f4\u52a0\u7b80\u5355\u3002<\/p>\n\n\n\n
30.\u4e86\u89e3Transformer \u5417\uff1f<\/h2>\n\n\n\n
Transformer \u662f\u8fd1\u5e74\u6765\u6df1\u5ea6\u5b66\u4e60\u9886\u57df\uff0c\u5c24\u5176\u662f\u81ea\u7136\u8bed\u8a00\u5904\u7406\uff08NLP\uff09\u4e2d\uff0c\u6700\u5177\u9769\u547d\u6027\u7684\u6a21\u578b\u67b6\u6784\u3002\u5b83\u5960\u5b9a\u4e86\u6240\u6709\u73b0\u4ee3\u5927\u578b\u8bed\u8a00\u6a21\u578b\uff08LLM\uff09\uff0c\u5305\u62ec GPT\u3001BERT \u7b49\u7684\u57fa\u7840\u3002<\/p>\n\n\n\n
Transformer \u6700\u521d\u662f\u4e3a\u673a\u5668\u7ffb\u8bd1\u4efb\u52a1\u8bbe\u8ba1\u7684\uff0c\u6240\u4ee5\u5b83\u6709\u4e00\u4e2a\u7ecf\u5178\u7684\u7f16\u7801\u5668-\u89e3\u7801\u5668\uff08Encoder-Decoder\uff09\u7ed3\u6784\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\nGPT \u672c\u8d28\u4e0a\u5c31\u662f\u628a Transformer \u7684 Decoder \u90e8\u5206\u62ff\u51fa\u6765\uff0c\u8fdb\u884c\u5927\u91cf\u7684\u9884\u8bad\u7ec3\u3002<\/p>\n\n\n\n
\u5728 Transformer \u51fa\u73b0\u4e4b\u524d\uff0c\u5904\u7406\u5e8f\u5217\u6570\u636e\uff08\u5982\u6587\u672c\uff09\u7684\u4e3b\u6d41\u6a21\u578b\u662f RNN\uff0c\u5b83\u7684\u5de5\u4f5c\u65b9\u5f0f\u50cf\u4eba\u9605\u8bfb\u4e00\u6837\uff0c\u4e00\u4e2a\u8bcd\u4e00\u4e2a\u8bcd\u5730\u987a\u5e8f\u5904\u7406\uff0c\u5e76\u8bd5\u56fe\u901a\u8fc7\u4e00\u4e2a\u201c\u8bb0\u5fc6\u5355\u5143\u201d\u6765\u8bb0\u4f4f\u524d\u9762\u7684\u4fe1\u606f\u3002<\/p>\n\n\n\n
RNN \u7684\u95ee\u9898\u662f\u5fc5\u987b\u5904\u7406\u5b8c\u524d\u4e00\u4e2a\u8bcd\u624d\u80fd\u5904\u7406\u540e\u4e00\u4e2a\u8bcd\uff0c\u8fd9\u5728\u786c\u4ef6\uff08GPU\/TPU\uff09\u98de\u901f\u53d1\u5c55\u7684\u5f53\u4e0b\u9636\u6bb5\uff0c\u6781\u5927\u5730\u9650\u5236\u4e86\u8bad\u7ec3\u901f\u5ea6\u3002\u5e76\u4e14\u5f53\u53e5\u5b50\u5f88\u957f\u65f6\uff0cRNN \u5f88\u96be\u8bb0\u4f4f\u6700\u5f00\u59cb\u7684\u4fe1\u606f\uff0c\u4f1a\u51fa\u73b0\u201c\u9057\u5fd8\u201d\u73b0\u8c61<\/p>\n\n\n\n
Transformer \u5b8c\u5168\u629b\u5f03\u4e86 RNN \u7684\u5faa\u73af\u7ed3\u6784\uff0c\u63d0\u51fa\u4e86\u81ea\u6ce8\u610f\u529b\u673a\u5236\u3002<\/p>\n\n\n\n
\u5bf9\u4e8e\u4e00\u53e5\u8bdd\u4e2d\u7684\u6bcf\u4e00\u4e2a\u8bcd\uff0c\u81ea\u6ce8\u610f\u529b\u673a\u5236\u90fd\u4f1a\u8ba1\u7b97\u8fd9\u53e5\u8bdd\u4e2d\u6240\u6709\u5176\u4ed6\u8bcd\u5bf9\u8fd9\u4e2a\u8bcd\u7684\u201c\u91cd\u8981\u6027\u201d\u6216\u201c\u76f8\u5173\u6027\u201d\u5f97\u5206\u3002\u7136\u540e\u6839\u636e\u8fd9\u4e2a\u5f97\u5206\uff0c\u5c06\u6240\u6709\u8bcd\u7684\u4fe1\u606f\u52a0\u6743\u878d\u5408\uff0c\u751f\u6210\u8fd9\u4e2a\u8bcd\u5728\u5f53\u524d\u4e0a\u4e0b\u6587\u4e2d\u7684\u65b0\u8868\u793a\u3002<\/p>\n\n\n\n
\u6bd4\u5982\u8bf4\u5728\u201c\u6d3e\u806a\u660e\u662f\u4e00\u4e2a\u4f01\u4e1a\u7ea7\u7684 RAG \u77e5\u8bc6\u5e93\uff0c\u5b83\u662f\u7531\u6c89\u9ed8\u738b\u4e8c\u7684\u56e2\u961f\u7814\u53d1\u7684\u201d\u8fd9\u4e2a\u53e5\u5b50\u4e2d\uff0c\u81ea\u6ce8\u610f\u529b\u673a\u5236\u80fd\u591f\u8bc6\u522b\u51fa\u201c\u5b83\u201d\u6307\u7684\u662f\u6d3e\u806a\u660e\uff0c\u800c\u4e0d\u662f\u6c89\u9ed8\u738b\u4e8c\u3002<\/p>\n\n\n\n
Transformer \u901a\u8fc7\u4f4d\u7f6e\u7f16\u7801\u611f\u77e5\u5355\u8bcd\u5728\u53e5\u5b50\u4e2d\u7684\u4f4d\u7f6e\u987a\u5e8f\u3002\u4f4d\u7f6e\u7f16\u7801\u662f\u4e00\u4e2a\u4e0e\u8bcd\u5411\u91cf\u7ef4\u5ea6\u76f8\u540c\u7684\u5411\u91cf\uff0c\u901a\u8fc7\u6570\u5b66\u516c\u5f0f\uff08\u6b63\u5f26\u548c\u4f59\u5f26\u51fd\u6570\uff09\u751f\u6210\uff0c\u5305\u542b\u4e86\u5355\u8bcd\u5728\u5e8f\u5217\u4e2d\u7684\u7edd\u5bf9\u6216\u76f8\u5bf9\u4f4d\u7f6e\u4fe1\u606f\u3002\u5728\u8f93\u5165\u6a21\u578b\u524d\uff0c\u5b83\u4f1a\u548c\u8bcd\u5411\u91cf\u76f8\u52a0\uff0c\u8ba9\u6a21\u578b\u77e5\u9053\u6bcf\u4e2a\u8bcd\u7684\u4f4d\u7f6e\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u5728 RAG \u4e2d\uff0c\u6700\u540e\u8d1f\u8d23\u6574\u5408\u68c0\u7d22\u5230\u7684\u77e5\u8bc6\u5e76\u751f\u6210\u7b54\u6848\u7684\u90a3\u4e2a\u201c\u751f\u6210\u201d\u6a21\u5757\uff0c\u901a\u5e38\u5c31\u662f\u4e00\u4e2a\u57fa\u4e8e Transformer \u7684\u5927\u578b\u8bed\u8a00\u6a21\u578b\u3002\u800c\u7528\u4e8e\u5c06\u6587\u672c\u5757\u8f6c\u6362\u4e3a\u5411\u91cf\u7684\u6a21\u578b\uff0c\u4e5f\u90fd\u662f\u57fa\u4e8e Transformer \u7684 Encoder \u7ed3\u6784\u8bad\u7ec3\u51fa\u6765\u7684\u3002<\/p>\n\n\n\n
31.\u5728\u505a\u68c0\u7d22\u65f6\uff0c\u4f60\u662f\u5426\u5c1d\u8bd5\u8fc7\u6216\u4e86\u89e3\u8fc7\u5176\u4ed6\u7684\u91cd\u6392\uff08Re-ranking\uff09\u65b9\u6cd5\uff1f<\/h2>\n\n\n\n
\u6211\u4eec\u8003\u8651\u8fc7\u4e00\u79cd\u8f7b\u91cf\u7ea7\u7684\u91cd\u6392\u65b9\u6cd5\u2014\u2014 \u5012\u6570\u6392\u540d\u878d\u5408\uff08RRF\uff09\u3002\u5b83\u662f Milvus \u6df7\u5408\u641c\u7d22\u7684\u4e00\u79cd\u91cd\u65b0\u6392\u540d\u7b56\u7565\uff0c\u6838\u5fc3\u601d\u60f3\u662f\uff0c\u4e00\u4e2a\u6587\u6863\u5982\u679c\u5728\u591a\u4e2a\u4e0d\u540c\u7684\u53ec\u56de\u5217\u8868\u4e2d\u90fd\u6392\u540d\u9760\u524d\uff0c\u90a3\u4e48\u5b83\u5e94\u8be5\u66f4\u91cd\u8981\u3002<\/p>\n\n\n\n<\/div><\/figure>\n\n\n\n\u5177\u4f53\u6765\u8bf4\uff0c\u6211\u4eec\u4f1a\u5206\u522b\u4ece\u5411\u91cf\u68c0\u7d22\u548c\u5173\u952e\u8bcd\u68c0\u7d22\u62ff\u5230\u4e24\u4e2a\u6392\u597d\u5e8f\u7684\u6587\u6863\u5217\u8868\u3002\u5bf9\u4e8e\u4efb\u4f55\u4e00\u4e2a\u6587\u6863\uff0c\u6211\u4eec\u8ba1\u7b97\u4e00\u4e2a RRF \u5206\u6570\uff0c\u516c\u5f0f\u662f 1 \/ (k + rank1) + 1 \/ (k + rank2)<\/code>\uff0c\u5176\u4e2d rank1 \u548c rank2 \u662f\u5b83\u5728\u4e24\u4e2a\u5217\u8868\u4e2d\u7684\u6392\u540d\uff08\u5982\u679c\u4e0d\u5728\u67d0\u4e2a\u5217\u8868\u4e2d\uff0c\u5219\u8be5\u9879\u4e3a0\uff09\uff0c k \u662f\u4e00\u4e2a\u5c0f\u7684\u5e73\u6ed1\u5e38\u6570\uff08\u6bd4\u598260\uff09\u3002\u6700\u540e\uff0c\u6211\u4eec\u6839\u636e\u8fd9\u4e2a\u65b0\u7684 RRF \u5206\u6570\u5bf9\u6240\u6709\u6587\u6863\u8fdb\u884c\u6700\u7ec8\u6392\u5e8f\u3002<\/p>\n\n\n\n\u53e6\u5916\u5c31\u662f\u5927\u6a21\u578b\u91cd\u6392\uff0c\u5c06\u53ec\u56de\u7684 Top N \u4e2a\u6587\u6863\u5757\u7684\u5185\u5bb9\uff0c\u8fde\u540c\u539f\u59cb\u67e5\u8be2\u4e00\u8d77\uff0c\u901a\u8fc7\u4e00\u4e2a\u7cbe\u5fc3\u8bbe\u8ba1\u7684\u63d0\u793a\u8bcd\u5168\u90e8\u63d0\u4ea4\u7ed9 LLM\u3002\u8fd9\u4e2a Prompt \u5927\u81f4\u4f1a\u662f\u8fd9\u6837\uff1a<\/p>\n\n\n\n
\u67e5\u8be2 \uff1a[\u7528\u6237\u7684\u539f\u59cb\u95ee\u9898]<\/p>\n\n\n\n
\u6587\u6863\u5217\u8868 \uff1a<\/p>\n\n\n\n
[\u6587\u68631]\uff1a[\u6587\u68631\u7684\u6587\u672c\u5185\u5bb9]<\/p>\n\n\n\n
[\u6587\u68632]\uff1a[\u6587\u68632\u7684\u6587\u672c\u5185\u5bb9]<\/p>\n\n\n\n
…<\/p>\n\n\n\n
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\u7136\u540e\uff0c\u6211\u4eec\u518d\u89e3\u6790 LLM \u8fd4\u56de\u7684 JSON \u7ed3\u679c\uff0c\u5f97\u5230\u6700\u7ec8\u7684\u6392\u5e8f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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