{"id":94235,"date":"2026-08-14T00:48:56","date_gmt":"2026-08-13T16:48:56","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/94235.html"},"modified":"2026-08-14T00:48:56","modified_gmt":"2026-08-13T16:48:56","slug":"%e9%9b%b6%e5%9f%ba%e7%a1%80%e5%b0%8f%e7%99%bd%e5%90%83%e9%80%8f-rag%ef%bc%816-%e5%a4%a7%e5%bc%80%e6%ba%90%e9%a1%b9%e7%9b%ae%e9%80%89%e5%9e%8b-%e9%81%bf%e5%9d%91%e6%8c%87%e5%8d%97%ef%bc%8c%e4%bb%8e","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/94235.html","title":{"rendered":"\u96f6\u57fa\u7840\u5c0f\u767d\u5403\u900f RAG\uff016 \u5927\u5f00\u6e90\u9879\u76ee\u9009\u578b + \u907f\u5751\u6307\u5357\uff0c\u4ece\u539f\u7406\u5230\u843d\u5730\u4e00\u6b21\u8bb2\u900f"},"content":{"rendered":"<h3>\u524d\u8a00<\/h3>\n<p>\u201c\u5927\u6a21\u578b\u603b\u80e1\u8bf4\u516b\u9053\u600e\u4e48\u529e&#xff1f;\u201d<\/p>\n<p>\u201c\u60f3\u505a\u4f01\u4e1a\u77e5\u8bc6\u5e93\u3001\u667a\u80fd\u5ba2\u670d&#xff0c;\u4e0d\u77e5\u9053\u4ece\u54ea\u4e0b\u624b&#xff1f;\u201d<\/p>\n<p>\u201cLangChain\u3001Dify\u3001RAGFlow \u4e00\u5806\u6846\u67b6&#xff0c;\u5230\u5e95\u8be5\u9009\u54ea\u4e2a&#xff1f;\u201d<\/p>\n<p>\u8fd1\u51e0\u5e74&#xff0c;RAG \u5df2\u7ecf\u6210\u4e3a\u5927\u6a21\u578b\u843d\u5730\u7684\u521a\u9700\u6280\u672f\u3002\u4e0d\u7ba1\u662f\u5b66\u751f\u505a\u6bd5\u8bbe\u3001\u540e\u7aef\u5f00\u53d1\u505a AI \u5e94\u7528&#xff0c;\u8fd8\u662f\u4f01\u4e1a\u642d\u5efa\u79c1\u6709\u77e5\u8bc6\u5e93&#xff0c;\u51e0\u4e4e\u90fd\u4f1a\u63a5\u89e6\u5230 RAG\u3002<\/p>\n<p>\u4f46\u7f51\u4e0a\u8d44\u6599\u5f80\u5f80\u4e24\u6781\u5206\u5316&#xff1a;\u8981\u4e48\u8bba\u6587\u611f\u592a\u5f3a&#xff0c;\u65b0\u624b\u770b\u4e0d\u61c2&#xff1b;\u8981\u4e48\u53ea\u8d34\u4ee3\u7801&#xff0c;\u4e0d\u8bb2\u5e95\u5c42\u903b\u8f91\u3002\u5f88\u591a\u4eba\u5b66\u4e86\u5f88\u4e45&#xff0c;\u8fd8\u662f\u53ea\u77e5\u9053 \u201c\u4e0a\u4f20\u6587\u6863\u3001\u63d0\u95ee\u3001\u56de\u7b54\u201d&#xff0c;\u4f46\u8bf4\u4e0d\u6e05\u5b83\u4e3a\u4ec0\u4e48\u6709\u6548&#xff0c;\u4e5f\u4e0d\u77e5\u9053\u54ea\u91cc\u5bb9\u6613\u51fa\u95ee\u9898\u3002<\/p>\n<p>\u672c\u6587\u4e13\u4e3a\u96f6\u57fa\u7840\u5c0f\u767d\u6253\u9020&#xff0c;\u517c\u987e\u901a\u4fd7\u79d1\u666e\u4e0e\u4e13\u4e1a\u6df1\u5ea6\u3002\u5148\u8bb2\u900f RAG \u539f\u7406&#xff0c;\u518d\u6a2a\u5411\u5bf9\u6bd4 6 \u4e2a\u4e3b\u6d41\u5f00\u6e90\u9879\u76ee&#xff0c;\u6574\u7406\u65b0\u624b\u9ad8\u9891\u8e29\u5751\u6e05\u5355&#xff0c;\u6700\u540e\u7ed9\u51fa\u5206\u9636\u6bb5\u5b66\u4e60\u8def\u7ebf\u3002\u5efa\u8bae\u6536\u85cf\u540e\u6162\u6162\u770b\u3002<\/p>\n<h3>\u4e00\u3001\u5148\u641e\u61c2&#xff1a;RAG \u5230\u5e95\u662f\u4ec0\u4e48&#xff1f;\u4e3a\u4ec0\u4e48\u5fc5\u987b\u5b66&#xff1f;<\/h3>\n<h4>1.1 \u901a\u4fd7\u62c6\u89e3 RAG \u6838\u5fc3\u5b9a\u4e49<\/h4>\n<p>RAG \u7684\u5168\u79f0\u662f Retrieval-Augmented Generation&#xff0c;\u68c0\u7d22\u589e\u5f3a\u751f\u6210\u3002<\/p>\n<p>\u53ef\u4ee5\u628a\u5927\u6a21\u578b\u7406\u89e3\u6210\u4e00\u4e2a\u77e5\u8bc6\u56fa\u5b9a\u3001\u5bb9\u6613 \u201c\u51ed\u5370\u8c61\u56de\u7b54\u201d \u7684\u5b66\u751f\u3002\u800c RAG \u76f8\u5f53\u4e8e\u7ed9\u5b83\u914d\u4e86\u4e00\u4e2a\u8d44\u6599\u5458\u3002<\/p>\n<p>\u5f53\u7528\u6237\u63d0\u95ee\u65f6&#xff0c;RAG \u4e0d\u4f1a\u76f4\u63a5\u8ba9\u5927\u6a21\u578b\u51ed\u7a7a\u56de\u7b54&#xff0c;\u800c\u662f\u5148\u53bb\u79c1\u6709\u8d44\u6599\u91cc\u627e\u76f8\u5173\u5185\u5bb9&#xff0c;\u518d\u628a\u8fd9\u4e9b\u5185\u5bb9\u548c\u95ee\u9898\u4e00\u8d77\u4ea4\u7ed9\u5927\u6a21\u578b\u3002<\/p>\n<p>\u5b8c\u6574\u5de5\u4f5c\u6d41\u7a0b\u53ef\u4ee5\u5206\u6210\u4e09\u6b65&#xff1a;<\/p>\n<li>\u68c0\u7d22&#xff1a;\u7528\u6237\u63d0\u95ee\u540e&#xff0c;\u7cfb\u7edf\u5148\u4ece\u77e5\u8bc6\u5e93\u4e2d\u7b5b\u9009\u4e0e\u95ee\u9898\u76f8\u5173\u7684\u6587\u6863\u7247\u6bb5\u3002<\/li>\n<li>\u589e\u5f3a&#xff1a;\u628a\u68c0\u7d22\u5230\u7684\u6587\u6863\u7247\u6bb5\u3001\u7528\u6237\u95ee\u9898\u3001\u56de\u7b54\u8981\u6c42\u4e00\u8d77\u62fc\u63a5\u6210\u63d0\u793a\u8bcd\u3002<\/li>\n<li>\u751f\u6210&#xff1a;\u5927\u6a21\u578b\u57fa\u4e8e\u7ed9\u5b9a\u8d44\u6599\u4f5c\u7b54&#xff0c;\u800c\u4e0d\u662f\u53ea\u9760\u81ea\u8eab\u8bad\u7ec3\u77e5\u8bc6\u3002<\/li>\n<h4>1.2 \u4f20\u7edf\u5927\u6a21\u578b\u7684\u4e09\u5927\u786c\u4f24&#xff0c;\u53ea\u6709 RAG \u80fd\u89e3\u51b3<\/h4>\n<p>\u666e\u901a\u5927\u6a21\u578b\u5728\u5f88\u591a\u771f\u5b9e\u4e1a\u52a1\u573a\u666f\u91cc\u5e76\u4e0d\u591f\u7528\u3002<\/p>\n<p>\u7b2c\u4e00&#xff0c;\u77e5\u8bc6\u6709\u65f6\u95f4\u622a\u6b62\u3002<\/p>\n<p>\u5927\u6a21\u578b\u8bad\u7ec3\u5b8c\u6210\u540e&#xff0c;\u5b83\u7684\u77e5\u8bc6\u5c31\u505c\u7559\u5728\u67d0\u4e2a\u65f6\u95f4\u70b9\u3002\u5bf9\u4e8e\u65b0\u53d1\u5e03\u7684\u653f\u7b56\u3001\u516c\u53f8\u5185\u90e8\u5236\u5ea6\u3001\u6700\u65b0\u4ea7\u54c1\u8d44\u6599&#xff0c;\u5b83\u5929\u7136\u4e0d\u77e5\u9053\u3002<\/p>\n<p>\u7b2c\u4e8c&#xff0c;\u5bb9\u6613\u4ea7\u751f\u5e7b\u89c9\u3002<\/p>\n<p>\u9762\u5bf9\u964c\u751f\u77e5\u8bc6&#xff0c;\u5927\u6a21\u578b\u53ef\u80fd\u4f1a\u4e00\u672c\u6b63\u7ecf\u5730\u7f16\u9020\u7b54\u6848\u3002\u5c24\u5176\u662f\u6cd5\u5f8b\u3001\u533b\u7597\u3001\u91d1\u878d\u3001\u4f01\u4e1a\u5185\u90e8\u95ee\u7b54\u8fd9\u7c7b\u573a\u666f&#xff0c;\u7b54\u6848\u5fc5\u987b\u6709\u4f9d\u636e&#xff0c;\u5e7b\u89c9\u98ce\u9669\u5f88\u9ad8\u3002<\/p>\n<p>\u7b2c\u4e09&#xff0c;\u79c1\u6709\u6570\u636e\u4e0d\u80fd\u968f\u610f\u8fdb\u5165\u516c\u6709\u6a21\u578b\u3002<\/p>\n<p>\u4f01\u4e1a\u5185\u90e8\u5408\u540c\u3001\u6280\u672f\u624b\u518c\u3001\u5ba2\u6237\u8d44\u6599&#xff0c;\u901a\u5e38\u4e0d\u9002\u5408\u76f4\u63a5\u4e0a\u4f20\u5230\u516c\u6709\u5927\u6a21\u578b\u3002\u5f88\u591a\u573a\u666f\u9700\u8981\u672c\u5730\u90e8\u7f72\u3001\u6570\u636e\u4e0d\u51fa\u5e93\u3001\u7b54\u6848\u53ef\u6eaf\u6e90\u3002<\/p>\n<p>RAG \u6b63\u662f\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e9b\u95ee\u9898\u800c\u751f\u3002<\/p>\n<h4>1.3 RAG \u7684\u6838\u5fc3\u4f18\u52bf<\/h4>\n<p>RAG \u7684\u4ef7\u503c\u4e3b\u8981\u4f53\u73b0\u5728\u51e0\u4e2a\u65b9\u9762&#xff1a;<\/p>\n<ul>\n<li>\u4e0d\u9700\u8981\u91cd\u65b0\u8bad\u7ec3\u6a21\u578b&#xff1a;\u66f4\u65b0\u8d44\u6599\u65f6&#xff0c;\u4e0d\u9700\u8981\u91cd\u65b0\u5fae\u8c03\u5927\u6a21\u578b&#xff0c;\u76f4\u63a5\u4e0a\u4f20\u6587\u6863\u5373\u53ef\u3002<\/li>\n<li>\u7b54\u6848\u53ef\u6eaf\u6e90&#xff1a;\u56de\u7b54\u53ef\u4ee5\u7ed1\u5b9a\u539f\u59cb\u6587\u6863&#xff0c;\u65b9\u4fbf\u4eba\u5de5\u6821\u9a8c\u3002<\/li>\n<li>\u652f\u6301\u79c1\u6709\u5316\u90e8\u7f72&#xff1a;\u6570\u636e\u53ef\u4ee5\u5b58\u50a8\u5728\u672c\u5730&#xff0c;\u964d\u4f4e\u5916\u6cc4\u98ce\u9669\u3002<\/li>\n<li>\u9002\u7528\u573a\u666f\u5e7f&#xff1a;\u4f01\u4e1a\u77e5\u8bc6\u5e93\u3001\u667a\u80fd\u5ba2\u670d\u3001\u6587\u6863\u95ee\u7b54\u3001\u4e2a\u4eba\u77e5\u8bc6\u5e93\u3001\u5185\u90e8\u52a9\u624b\u90fd\u53ef\u4ee5\u7528\u3002<\/li>\n<\/ul>\n<h3>\u4e8c\u3001RAG \u5e95\u5c42\u6838\u5fc3\u4e94\u5927\u57fa\u7840\u6982\u5ff5<\/h3>\n<p>\u5b66\u4e60 RAG&#xff0c;\u4e0d\u9700\u8981\u4e00\u5f00\u59cb\u6b7b\u8bb0\u516c\u5f0f&#xff0c;\u4f46\u6709\u4e94\u4e2a\u6982\u5ff5\u5fc5\u987b\u7406\u89e3\u3002\u5b83\u4eec\u662f\u540e\u7eed\u9009\u578b\u3001\u90e8\u7f72\u548c\u8c03\u4f18\u7684\u57fa\u7840\u3002<\/p>\n<h4>1. Embedding&#xff1a;\u6587\u672c\u5411\u91cf\u5316<\/h4>\n<p>Embedding \u7684\u4f5c\u7528&#xff0c;\u662f\u628a\u6587\u5b57\u8f6c\u6362\u6210\u4e00\u4e32\u6570\u5b57\u5411\u91cf\u3002<\/p>\n<p>\u7b80\u5355\u7406\u89e3&#xff0c;\u5c31\u662f\u628a\u4e00\u53e5\u8bdd\u3001\u4e00\u4e2a\u6bb5\u843d\u53d8\u6210\u4e00\u4e2a\u5750\u6807\u70b9\u3002\u8bed\u4e49\u8d8a\u76f8\u4f3c\u7684\u6587\u672c&#xff0c;\u5b83\u4eec\u5728\u5411\u91cf\u7a7a\u95f4\u4e2d\u7684\u4f4d\u7f6e\u5c31\u8d8a\u63a5\u8fd1\u3002<\/p>\n<p>\u4f8b\u5982&#xff1a;<\/p>\n<p>\u201c\u516c\u53f8\u62a5\u9500\u6d41\u7a0b\u201d<\/p>\n<p>\u548c<\/p>\n<p>\u201c\u5dee\u65c5\u8d39\u600e\u4e48\u62a5\u9500\u201d<\/p>\n<p>\u8fd9\u4e24\u53e5\u8bdd\u5b57\u9762\u8868\u8fbe\u4e0d\u540c&#xff0c;\u4f46\u8bed\u4e49\u5f88\u63a5\u8fd1\u3002Embedding \u6a21\u578b\u4f1a\u628a\u5b83\u4eec\u8f6c\u6362\u6210\u76f8\u4f3c\u5ea6\u8f83\u9ad8\u7684\u5411\u91cf\u3002<\/p>\n<p>\u8fd9\u6837&#xff0c;\u5f53\u7528\u6237\u63d0\u95ee\u65f6&#xff0c;\u7cfb\u7edf\u5c31\u53ef\u4ee5\u901a\u8fc7\u5411\u91cf\u76f8\u4f3c\u5ea6\u627e\u5230\u76f8\u5173\u6587\u6863\u3002<\/p>\n<p>\u65b0\u624b\u91cd\u70b9&#xff1a;<\/p>\n<p>\u4e2d\u6587\u573a\u666f\u4e0d\u8981\u968f\u4fbf\u4f7f\u7528\u82f1\u6587 Embedding \u6a21\u578b\u3002\u82f1\u6587\u6a21\u578b\u5bf9\u4e2d\u6587\u8bed\u4e49\u7406\u89e3\u80fd\u529b\u6709\u9650&#xff0c;\u68c0\u7d22\u6548\u679c\u4f1a\u660e\u663e\u4e0b\u964d\u3002<\/p>\n<p>\u4e2d\u6587\u63a8\u8350\u4f18\u5148\u8003\u8651 bge\u3001m3e \u7b49\u7cfb\u5217\u6a21\u578b\u3002<\/p>\n<h4>2. Vector Store&#xff1a;\u5411\u91cf\u6570\u636e\u5e93<\/h4>\n<p>\u5411\u91cf\u6570\u636e\u5e93\u662f\u4e13\u95e8\u7528\u6765\u5b58\u50a8\u5411\u91cf\u548c\u539f\u6587\u7684\u6570\u636e\u5e93\u3002<\/p>\n<p>\u5b83\u7684\u6838\u5fc3\u80fd\u529b\u4e0d\u662f\u666e\u901a\u5173\u7cfb\u578b\u6570\u636e\u5e93\u90a3\u6837\u7cbe\u786e\u5339\u914d&#xff0c;\u800c\u662f\u652f\u6301\u5feb\u901f\u76f8\u4f3c\u5ea6\u68c0\u7d22\u3002<\/p>\n<p>\u4e5f\u5c31\u662f\u8bf4&#xff0c;\u7528\u6237\u95ee\u7684\u662f\u610f\u601d&#xff0c;\u7cfb\u7edf\u627e\u7684\u4e5f\u662f\u610f\u601d\u6700\u63a5\u8fd1\u7684\u6587\u6863\u7247\u6bb5\u3002<\/p>\n<p>\u65b0\u624b\u5e38\u89c1\u9009\u62e9&#xff1a;<\/p>\n<ul>\n<li>FAISS&#xff1a;\u8f7b\u91cf\u3001\u9002\u5408\u672c\u5730\u5b9e\u9a8c\u548c\u5c0f\u9879\u76ee\u3002<\/li>\n<li>Chroma&#xff1a;\u90e8\u7f72\u7b80\u5355&#xff0c;\u9002\u5408\u5feb\u901f\u9a8c\u8bc1\u3002<\/li>\n<li>PGVector&#xff1a;PostgreSQL \u63d2\u4ef6&#xff0c;\u9002\u5408\u5df2\u6709 PostgreSQL \u6280\u672f\u6808\u7684\u9879\u76ee\u3002<\/li>\n<li>Milvus&#xff1a;\u66f4\u9002\u5408\u751f\u4ea7\u7ea7\u5411\u91cf\u68c0\u7d22\u573a\u666f\u3002<\/li>\n<li>Elasticsearch&#xff1a;\u9002\u5408\u540c\u65f6\u9700\u8981\u5173\u952e\u8bcd\u68c0\u7d22\u548c\u5411\u91cf\u68c0\u7d22\u7684\u573a\u666f\u3002<\/li>\n<\/ul>\n<h4>3. Retriever&#xff1a;\u68c0\u7d22\u5668<\/h4>\n<p>\u68c0\u7d22\u5668\u8d1f\u8d23\u4ece\u77e5\u8bc6\u5e93\u4e2d\u627e\u51fa\u4e0e\u95ee\u9898\u76f8\u5173\u7684\u6587\u6863\u3002<\/p>\n<p>\u5e38\u89c1\u68c0\u7d22\u65b9\u5f0f\u5305\u62ec&#xff1a;<\/p>\n<h5>\u5173\u952e\u8bcd\u68c0\u7d22<\/h5>\n<p>\u5173\u952e\u8bcd\u68c0\u7d22\u66f4\u5339\u914d\u5b57\u9762\u4fe1\u606f\u3002\u4f8b\u5982\u7528\u6237\u641c\u7d22\u4e00\u4e2a\u4e13\u4e1a\u672f\u8bed\u3001\u4ea7\u54c1\u578b\u53f7\u3001\u5408\u540c\u7f16\u53f7\u65f6&#xff0c;\u5173\u952e\u8bcd\u68c0\u7d22\u901a\u5e38\u66f4\u7a33\u3002<\/p>\n<h5>\u5411\u91cf\u8bed\u4e49\u68c0\u7d22<\/h5>\n<p>\u5411\u91cf\u68c0\u7d22\u66f4\u5339\u914d\u8bed\u4e49\u3002\u5373\u4f7f\u95ee\u9898\u548c\u6587\u6863\u8868\u8fbe\u65b9\u5f0f\u4e0d\u540c&#xff0c;\u53ea\u8981\u610f\u601d\u63a5\u8fd1&#xff0c;\u4e5f\u53ef\u80fd\u88ab\u53ec\u56de\u3002<\/p>\n<h5>\u6df7\u5408\u68c0\u7d22<\/h5>\n<p>\u5b9e\u9645\u9879\u76ee\u4e2d&#xff0c;\u7eaf\u5411\u91cf\u68c0\u7d22\u5e76\u4e0d\u4e00\u5b9a\u662f\u6700\u597d\u7684\u65b9\u6848\u3002<\/p>\n<p>\u5f88\u591a\u6210\u719f RAG \u7cfb\u7edf\u4f1a\u540c\u65f6\u4f7f\u7528\u5173\u952e\u8bcd\u68c0\u7d22\u548c\u5411\u91cf\u68c0\u7d22&#xff0c;\u518d\u901a\u8fc7\u878d\u5408\u6392\u5e8f\u5f97\u5230\u6700\u7ec8\u7ed3\u679c\u3002<\/p>\n<p>\u8fd9\u6837\u53ef\u4ee5\u517c\u987e \u201c\u5b57\u9762\u51c6\u786e\u201d \u548c \u201c\u8bed\u4e49\u76f8\u5173\u201d\u3002<\/p>\n<h4>4. Chunking&#xff1a;\u6587\u6863\u5206\u5757<\/h4>\n<p>\u957f\u6587\u6863\u4e0d\u80fd\u76f4\u63a5\u6574\u6bb5\u4e22\u7ed9\u5927\u6a21\u578b&#xff0c;\u901a\u5e38\u9700\u8981\u5148\u5207\u5206\u6210\u5c0f\u5757\u3002<\/p>\n<p>\u8fd9\u4e2a\u73af\u8282\u975e\u5e38\u5173\u952e\u3002<\/p>\n<p>\u5982\u679c\u5757\u592a\u5927&#xff0c;\u4e00\u6bb5\u91cc\u53ef\u80fd\u5305\u542b\u5f88\u591a\u4e0d\u76f8\u5173\u5185\u5bb9&#xff0c;\u4f1a\u5e72\u6270\u6a21\u578b\u5224\u65ad\u3002<\/p>\n<p>\u5982\u679c\u5757\u592a\u5c0f&#xff0c;\u53c8\u53ef\u80fd\u4e22\u5931\u4e0a\u4e0b\u6587&#xff0c;\u5bfc\u81f4\u6a21\u578b\u770b\u4e0d\u61c2\u8fd9\u6bb5\u5185\u5bb9\u5230\u5e95\u5728\u8bf4\u4ec0\u4e48\u3002<\/p>\n<p>\u65b0\u624b\u53ef\u4ee5\u5148\u53c2\u8003\u4e00\u4e2a\u6bd4\u8f83\u7a33\u59a5\u7684\u8303\u56f4&#xff1a;<\/p>\n<p>\u5355\u5757\u63a7\u5236\u5728 200 \u5230 500 \u5b57\u5de6\u53f3&#xff0c;\u5757\u4e0e\u5757\u4e4b\u95f4\u4fdd\u7559\u4e00\u5b9a\u91cd\u53e0&#xff0c;\u907f\u514d\u4e0a\u4e0b\u6587\u88ab\u751f\u786c\u5207\u65ad\u3002<\/p>\n<p>\u540c\u65f6&#xff0c;\u5206\u5757\u65f6\u6700\u597d\u4fdd\u7559\u6587\u6863\u6765\u6e90\u3001\u6807\u9898\u3001\u7ae0\u8282\u7b49\u5143\u6570\u636e\u3002\u8fd9\u4e9b\u4fe1\u606f\u5bf9\u540e\u7eed\u68c0\u7d22\u548c\u7b54\u6848\u6eaf\u6e90\u5f88\u6709\u5e2e\u52a9\u3002<\/p>\n<h4>5. Prompt Engineering&#xff1a;\u63d0\u793a\u8bcd\u5de5\u7a0b<\/h4>\n<p>RAG \u5e76\u4e0d\u662f \u201c\u68c0\u7d22\u5230\u8d44\u6599\u5c31\u4e00\u5b9a\u80fd\u56de\u7b54\u597d\u201d\u3002<\/p>\n<p>\u63d0\u793a\u8bcd\u4f1a\u76f4\u63a5\u5f71\u54cd\u5927\u6a21\u578b\u600e\u4e48\u4f7f\u7528\u8d44\u6599\u3002<\/p>\n<p>\u4e00\u4e2a\u7a33\u5b9a\u7684 RAG \u63d0\u793a\u8bcd\u901a\u5e38\u8981\u660e\u786e\u4e09\u4ef6\u4e8b&#xff1a;<\/p>\n<ul>\n<li>\u6a21\u578b\u5e94\u8be5\u626e\u6f14\u4ec0\u4e48\u89d2\u8272\u3002<\/li>\n<li>\u53ef\u4ee5\u53c2\u8003\u54ea\u4e9b\u8d44\u6599\u3002<\/li>\n<li>\u56de\u7b54\u65f6\u5fc5\u987b\u9075\u5b88\u54ea\u4e9b\u89c4\u5219\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982&#xff0c;\u53ef\u4ee5\u660e\u786e\u8981\u6c42&#xff1a;<\/p>\n<p>\u201c\u4ec5\u6839\u636e\u63d0\u4f9b\u7684\u53c2\u8003\u8d44\u6599\u56de\u7b54\u95ee\u9898\u3002\u5982\u679c\u8d44\u6599\u4e2d\u6ca1\u6709\u76f8\u5173\u5185\u5bb9&#xff0c;\u76f4\u63a5\u8bf4\u660e\u65e0\u6cd5\u56de\u7b54&#xff0c;\u4e0d\u8981\u7f16\u9020\u4fe1\u606f\u3002\u201d<\/p>\n<p>\u8fd9\u7c7b\u7ea6\u675f\u5f88\u91cd\u8981&#xff0c;\u5b83\u80fd\u964d\u4f4e\u6a21\u578b\u8131\u79bb\u8d44\u6599\u4e71\u56de\u7b54\u7684\u98ce\u9669\u3002<\/p>\n<\/p>\n<h3>\u4e09\u3001\u516d\u5927\u4e3b\u6d41\u5f00\u6e90 RAG \u9879\u76ee\u6a2a\u5411\u5bf9\u6bd4<\/h3>\n<p>\u76ee\u524d\u793e\u533a\u91cc\u6709\u5f88\u591a RAG \u76f8\u5173\u9879\u76ee&#xff0c;\u5b9a\u4f4d\u5e76\u4e0d\u5b8c\u5168\u76f8\u540c\u3002<\/p>\n<p>\u65b0\u624b\u4e0d\u8981\u76f2\u76ee\u8ddf\u98ce&#xff0c;\u5148\u770b\u81ea\u5df1\u7684\u9700\u6c42&#xff1a;<\/p>\n<ul>\n<li>\u662f\u60f3\u5feb\u901f\u642d\u5efa\u4e00\u4e2a\u77e5\u8bc6\u5e93&#xff1f;<\/li>\n<li>\u662f\u60f3\u5904\u7406\u590d\u6742 PDF\u3001\u8868\u683c\u3001\u5408\u540c&#xff1f;<\/li>\n<li>\u8fd8\u662f\u60f3\u6df1\u5ea6\u81ea\u5b9a\u4e49 RAG \u6d41\u7a0b&#xff1f;<\/li>\n<\/ul>\n<p>\u4e0b\u9762\u6574\u7406\u516d\u4e2a\u5e38\u89c1\u9879\u76ee<\/p>\n<table>\n<tr>\u9879\u76ee\u793e\u533a\u70ed\u5ea6\u4e0a\u624b\u96be\u5ea6\u6838\u5fc3\u4f18\u52bf\u9002\u5408\u4eba\u7fa4\u4e0e\u573a\u666f<\/tr>\n<tbody>\n<tr>\n<td>FastGPT<\/td>\n<td>\u8f83\u9ad8<\/td>\n<td>\u4f4e<\/td>\n<td>\u5f00\u7bb1\u5373\u7528&#xff0c;\u53ef\u89c6\u5316\u77e5\u8bc6\u5e93&#xff0c;\u90e8\u7f72\u7b80\u5355<\/td>\n<td>\u5c0f\u767d\u5feb\u901f\u642d\u5efa FAQ\u3001\u5c0f\u578b\u77e5\u8bc6\u5e93\u3001\u5ba2\u670d\u52a9\u624b<\/td>\n<\/tr>\n<tr>\n<td>Dify<\/td>\n<td>\u5f88\u9ad8<\/td>\n<td>\u4f4e<\/td>\n<td>\u53ef\u89c6\u5316\u5de5\u4f5c\u6d41&#xff0c;\u63d2\u4ef6\u751f\u6001\u4e30\u5bcc<\/td>\n<td>\u96f6\u4ee3\u7801\u642d\u5efa AI \u5e94\u7528&#xff0c;\u9002\u5408\u4ea7\u54c1\u3001\u8fd0\u8425\u3001\u975e\u5f00\u53d1\u4eba\u5458<\/td>\n<\/tr>\n<tr>\n<td>RAGFlow<\/td>\n<td>\u9ad8<\/td>\n<td>\u4e2d\u7b49<\/td>\n<td>\u6587\u6863\u89e3\u6790\u80fd\u529b\u5f3a&#xff0c;\u652f\u6301\u8868\u683c\u3001OCR\u3001\u590d\u6742 PDF<\/td>\n<td>\u4f01\u4e1a\u5904\u7406\u5408\u540c\u3001\u62a5\u8868\u3001\u626b\u63cf\u4ef6\u3001\u590d\u6742\u4e1a\u52a1\u6587\u6863<\/td>\n<\/tr>\n<tr>\n<td>LangChain<\/td>\n<td>\u6781\u9ad8<\/td>\n<td>\u8f83\u9ad8<\/td>\n<td>\u7ec4\u4ef6\u4e30\u5bcc&#xff0c;\u7075\u6d3b\u6027\u5f3a&#xff0c;\u751f\u6001\u5b8c\u5584<\/td>\n<td>\u5f00\u53d1\u8005\u4e8c\u6b21\u5f00\u53d1&#xff0c;\u81ea\u5b9a\u4e49\u590d\u6742\u6d41\u7a0b<\/td>\n<\/tr>\n<tr>\n<td>LlamaIndex<\/td>\n<td>\u8f83\u9ad8<\/td>\n<td>\u4e2d\u7b49<\/td>\n<td>\u66f4\u805a\u7126 RAG&#xff0c;\u68c0\u7d22\u7b56\u7565\u4e30\u5bcc<\/td>\n<td>\u957f\u6587\u6863\u3001\u6d77\u91cf\u6587\u6863\u68c0\u7d22\u4f18\u5316<\/td>\n<\/tr>\n<tr>\n<td>Haystack<\/td>\n<td>\u4e2d\u7b49<\/td>\n<td>\u8f83\u9ad8<\/td>\n<td>\u7aef\u5230\u7aef\u641c\u7d22\u7ba1\u9053&#xff0c;\u4f01\u4e1a\u7ea7\u68c0\u7d22\u80fd\u529b<\/td>\n<td>\u5927\u89c4\u6a21\u6587\u6863\u641c\u7d22\u3001\u751f\u4ea7\u7ea7\u95ee\u7b54\u7cfb\u7edf<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h4>3.1 \u96f6\u4ee3\u7801\u5c0f\u767d\u9996\u9009&#xff1a;FastGPT \u548c Dify<\/h4>\n<p>\u5982\u679c\u4f60\u4e0d\u60f3\u4e00\u5f00\u59cb\u5c31\u5199\u5f88\u591a\u4ee3\u7801&#xff0c;\u53ef\u4ee5\u5148\u4ece FastGPT \u6216 Dify \u5165\u624b\u3002<\/p>\n<h5>FastGPT<\/h5>\n<p>FastGPT \u66f4\u50cf\u4e00\u4e2a\u73b0\u6210\u7684\u77e5\u8bc6\u5e93\u4ea7\u54c1\u3002<\/p>\n<p>\u5b83\u7684\u4f18\u52bf\u662f\u90e8\u7f72\u5feb\u3001\u754c\u9762\u5b8c\u6574\u3001\u77e5\u8bc6\u5e93\u7ba1\u7406\u6bd4\u8f83\u76f4\u89c2\u3002<\/p>\n<p>\u9002\u5408\u4ee5\u4e0b\u573a\u666f&#xff1a;<\/p>\n<ul>\n<li>\u5feb\u901f\u642d\u5efa\u5185\u90e8 FAQ\u3002<\/li>\n<li>\u642d\u5efa\u5ba2\u670d\u95ee\u7b54\u673a\u5668\u4eba\u3002<\/li>\n<li>\u4e0a\u4f20\u6587\u6863\u540e\u76f4\u63a5\u6d4b\u8bd5\u95ee\u7b54\u6548\u679c\u3002<\/li>\n<li>\u6ca1\u6709\u590d\u6742\u5f00\u53d1\u8d44\u6e90&#xff0c;\u53ea\u60f3\u5148\u9a8c\u8bc1 RAG \u662f\u5426\u6709\u7528\u3002<\/li>\n<\/ul>\n<p>FastGPT \u901a\u5e38\u9002\u5408\u65b0\u624b\u505a\u7b2c\u4e00\u4e2a RAG Demo\u3002<\/p>\n<\/p>\n<h5>Dify<\/h5>\n<p>Dify \u66f4\u50cf\u4e00\u4e2a AI \u5e94\u7528\u5de5\u4f5c\u53f0\u3002<\/p>\n<p>\u5b83\u4e0d\u53ea\u662f\u77e5\u8bc6\u5e93&#xff0c;\u8fd8\u652f\u6301\u53ef\u89c6\u5316\u7f16\u6392\u5de5\u4f5c\u6d41\u3002<\/p>\n<p>\u4f60\u53ef\u4ee5\u628a\u7528\u6237\u63d0\u95ee\u3001\u77e5\u8bc6\u5e93\u68c0\u7d22\u3001\u6a21\u578b\u8c03\u7528\u3001\u5de5\u5177\u8c03\u7528\u3001\u6761\u4ef6\u5224\u65ad\u4e32\u8d77\u6765&#xff0c;\u5f62\u6210\u4e00\u4e2a\u5b8c\u6574\u7684\u5e94\u7528\u3002<\/p>\n<p>Dify \u66f4\u9002\u5408&#xff1a;<\/p>\n<ul>\n<li>\u4ea7\u54c1\u7ecf\u7406\u5feb\u901f\u9a8c\u8bc1 AI \u6d41\u7a0b\u3002<\/li>\n<li>\u8fd0\u8425\u4eba\u5458\u642d\u5efa\u4e1a\u52a1\u52a9\u624b\u3002<\/li>\n<li>\u4f01\u4e1a\u5185\u90e8\u505a\u4f4e\u4ee3\u7801 AI \u5e94\u7528\u3002<\/li>\n<li>\u9700\u8981\u540c\u65f6\u63a5\u5165\u591a\u79cd\u6a21\u578b\u548c\u63d2\u4ef6\u7684\u573a\u666f\u3002<\/li>\n<\/ul>\n<h4>3.2 \u4f01\u4e1a\u590d\u6742\u6587\u6863\u4e13\u7528&#xff1a;RAGFlow<\/h4>\n<p>\u5982\u679c\u4f60\u7684\u8d44\u6599\u4e0d\u662f\u666e\u901a\u6587\u672c&#xff0c;\u800c\u662f\u5408\u540c\u3001\u62a5\u8868\u3001\u626b\u63cf\u4ef6\u3001PDF \u8868\u683c\u3001PPT\u3001Excel&#xff0c;RAGFlow \u503c\u5f97\u91cd\u70b9\u5173\u6ce8\u3002<\/p>\n<p>RAGFlow \u7684\u4f18\u52bf\u5728\u4e8e\u6587\u6863\u89e3\u6790\u3002<\/p>\n<p>\u5b83\u66f4\u5f3a\u8c03\u590d\u6742\u6587\u6863\u5904\u7406&#xff0c;\u4f8b\u5982\u8868\u683c\u8bc6\u522b\u3001\u56fe\u7247\u6587\u5b57\u63d0\u53d6\u3001\u7ae0\u8282\u7ed3\u6784\u89e3\u6790\u7b49\u3002<\/p>\n<p>\u5bf9\u4e8e\u91d1\u878d\u3001\u5f8b\u6240\u3001\u5236\u9020\u3001\u653f\u52a1\u3001\u4f01\u4e1a\u5185\u63a7\u8fd9\u7c7b\u573a\u666f&#xff0c;\u6587\u6863\u683c\u5f0f\u901a\u5e38\u5f88\u590d\u6742&#xff0c;\u666e\u901a RAG \u7cfb\u7edf\u5bb9\u6613\u628a\u8868\u683c\u3001\u6807\u9898\u3001\u6bb5\u843d\u89e3\u6790\u4e71\u6389\u3002<\/p>\n<p>RAGFlow \u66f4\u9002\u5408\u5904\u7406\u8fd9\u7c7b\u8d44\u6599\u3002<\/p>\n<h4>3.3 \u7a0b\u5e8f\u5458\u4e8c\u6b21\u5f00\u53d1\u6846\u67b6&#xff1a;LangChain \u548c LlamaIndex<\/h4>\n<p>\u5982\u679c\u4f60\u6709 Python \u57fa\u7840&#xff0c;\u5e76\u4e14\u60f3\u6df1\u5165\u7406\u89e3 RAG \u5e95\u5c42\u903b\u8f91&#xff0c;\u53ef\u4ee5\u5b66\u4e60 LangChain \u6216 LlamaIndex\u3002<\/p>\n<h5>LangChain<\/h5>\n<p>LangChain \u662f\u4e00\u4e2a\u6bd4\u8f83\u901a\u7528\u7684\u5927\u6a21\u578b\u5e94\u7528\u5f00\u53d1\u6846\u67b6\u3002<\/p>\n<p>\u5b83\u4e0d\u53ea\u505a RAG&#xff0c;\u8fd8\u5305\u62ec Agent\u3001\u5de5\u5177\u8c03\u7528\u3001\u8bb0\u5fc6\u7ba1\u7406\u3001\u94fe\u5f0f\u8c03\u7528\u7b49\u80fd\u529b\u3002<\/p>\n<p>LangChain \u7684\u4f18\u52bf\u662f\u751f\u6001\u5927\u3001\u7ec4\u4ef6\u591a\u3001\u7075\u6d3b\u6027\u5f3a\u3002<\/p>\n<p>\u4f46\u5bf9\u4e8e\u7eaf\u65b0\u624b\u6765\u8bf4&#xff0c;LangChain \u7684\u6982\u5ff5\u8f83\u591a&#xff0c;\u5b66\u4e60\u66f2\u7ebf\u4f1a\u66f4\u9661\u3002<\/p>\n<p>\u5b83\u66f4\u9002\u5408&#xff1a;<\/p>\n<ul>\n<li>\u60f3\u81ea\u5df1\u5b9e\u73b0\u5b8c\u6574 RAG \u6d41\u7a0b\u7684\u5f00\u53d1\u8005\u3002<\/li>\n<li>\u9700\u8981\u81ea\u5b9a\u4e49\u68c0\u7d22\u3001\u751f\u6210\u3001\u5de5\u5177\u8c03\u7528\u903b\u8f91\u7684\u9879\u76ee\u3002<\/li>\n<li>\u5bf9\u7cfb\u7edf\u6269\u5c55\u6027\u8981\u6c42\u8f83\u9ad8\u7684\u573a\u666f\u3002<\/li>\n<\/ul>\n<h5>LlamaIndex<\/h5>\n<p>LlamaIndex \u66f4\u805a\u7126 RAG\u3002<\/p>\n<p>\u5982\u679c\u4f60\u4e3b\u8981\u76ee\u6807\u662f\u6587\u6863\u68c0\u7d22\u548c\u95ee\u7b54\u4f18\u5316&#xff0c;LlamaIndex \u4f1a\u66f4\u8d34\u8fd1\u9700\u6c42\u3002<\/p>\n<p>\u5b83\u63d0\u4f9b\u4e86\u591a\u79cd\u7d22\u5f15\u7ed3\u6784\u3001\u68c0\u7d22\u7b56\u7565\u3001\u91cd\u6392\u5e8f\u673a\u5236&#xff0c;\u9002\u5408\u4f18\u5316\u957f\u6587\u6863\u548c\u6d77\u91cf\u6587\u6863\u95ee\u7b54\u6548\u679c\u3002<\/p>\n<p>\u76f8\u6bd4 LangChain&#xff0c;LlamaIndex \u5728 RAG \u9886\u57df\u66f4\u4e13\u6ce8\u3002<\/p>\n<\/p>\n<h4>3.4 \u5927\u89c4\u6a21\u641c\u7d22\u573a\u666f&#xff1a;Haystack<\/h4>\n<p>Haystack \u66f4\u504f\u4f01\u4e1a\u7ea7\u641c\u7d22\u7cfb\u7edf\u3002<\/p>\n<p>\u5b83\u628a\u6587\u6863\u5904\u7406\u3001\u68c0\u7d22\u3001\u751f\u6210\u7ec4\u7ec7\u6210\u7ba1\u9053&#xff0c;\u9002\u5408\u5927\u89c4\u6a21\u6587\u6863\u68c0\u7d22\u573a\u666f\u3002<\/p>\n<p>\u5982\u679c\u4f60\u7684\u76ee\u6807\u4e0d\u662f\u7b80\u5355\u4e0a\u4f20\u51e0\u5341\u4efd\u6587\u6863&#xff0c;\u800c\u662f\u642d\u5efa\u4e00\u4e2a\u652f\u6301\u767e\u4e07\u7ea7\u6587\u6863\u3001\u641c\u7d22\u8d28\u91cf\u8981\u6c42\u9ad8\u7684\u5185\u90e8\u95ee\u7b54\u7cfb\u7edf&#xff0c;Haystack \u53ef\u4ee5\u91cd\u70b9\u7814\u7a76\u3002<\/p>\n<\/p>\n<h3>\u56db\u3001\u65b0\u624b\u642d\u5efa RAG \u5fc5\u8e29\u4e5d\u5927\u5751<\/h3>\n<p>\u5f88\u591a\u4eba\u7b2c\u4e00\u6b21\u642d RAG \u4f1a\u9047\u5230\u4e00\u4e2a\u95ee\u9898&#xff1a;<\/p>\n<p>\u6d41\u7a0b\u597d\u50cf\u8dd1\u901a\u4e86&#xff0c;\u4f46\u56de\u7b54\u6548\u679c\u65f6\u597d\u65f6\u574f\u3002<\/p>\n<p>\u8fd9\u901a\u5e38\u4e0d\u662f\u5927\u6a21\u578b\u672c\u8eab\u7684\u95ee\u9898&#xff0c;\u800c\u662f\u524d\u9762\u51e0\u4e2a\u73af\u8282\u6ca1\u6709\u5904\u7406\u597d\u3002<\/p>\n<p>\u4e0b\u9762\u662f\u65b0\u624b\u6700\u5e38\u89c1\u7684\u4e5d\u7c7b\u95ee\u9898\u3002<\/p>\n<h4>4.1 \u6587\u6863\u5206\u5757\u4e0d\u5408\u7406<\/h4>\n<p>\u5206\u5757\u662f RAG \u4e2d\u975e\u5e38\u5bb9\u6613\u88ab\u5ffd\u89c6&#xff0c;\u4f46\u975e\u5e38\u5f71\u54cd\u6548\u679c\u7684\u73af\u8282\u3002<\/p>\n<p>\u5e38\u89c1\u9519\u8bef\u5305\u62ec&#xff1a;<\/p>\n<ul>\n<li>\u628a\u6574\u4efd\u6587\u6863\u76f4\u63a5\u4e22\u8fdb\u53bb&#xff0c;\u4e0d\u505a\u5207\u5206\u3002<\/li>\n<li>\u5207\u5f97\u592a\u788e&#xff0c;\u6bcf\u53e5\u90fd\u5355\u72ec\u6210\u5757\u3002<\/li>\n<li>\u53ea\u5207\u6587\u5b57&#xff0c;\u4e0d\u4fdd\u7559\u6807\u9898\u3001\u7ae0\u8282\u3001\u6765\u6e90\u4fe1\u606f\u3002<\/li>\n<li>\u5757\u4e0e\u5757\u4e4b\u95f4\u6ca1\u6709\u91cd\u53e0&#xff0c;\u4e0a\u4e0b\u6587\u88ab\u5207\u65ad\u3002<\/li>\n<\/ul>\n<p>\u5efa\u8bae&#xff1a;<\/p>\n<p>\u65b0\u624b\u5148\u4ece 200 \u5230 500 \u5b57\u7684\u5757\u957f\u5f00\u59cb\u8c03&#xff0c;\u4fdd\u7559\u7ae0\u8282\u4fe1\u606f&#xff0c;\u5e76\u8bbe\u7f6e\u5408\u7406\u91cd\u53e0\u3002<\/p>\n<\/p>\n<h4>4.2 Embedding \u6a21\u578b\u9009\u62e9\u9519\u8bef<\/h4>\n<p>\u4e2d\u6587\u573a\u666f\u4e0d\u8981\u9ed8\u8ba4\u4f7f\u7528\u82f1\u6587 Embedding \u6a21\u578b\u3002<\/p>\n<p>\u82f1\u6587\u6a21\u578b\u5bf9\u4e2d\u6587\u8bed\u4e49\u7406\u89e3\u80fd\u529b\u6709\u9650&#xff0c;\u4f1a\u5bfc\u81f4\u76f8\u4f3c\u5ea6\u8ba1\u7b97\u4e0d\u51c6\u3002<\/p>\n<p>\u5982\u679c\u68c0\u7d22\u7ed3\u679c\u603b\u662f\u4e0d\u76f8\u5173&#xff0c;\u5148\u68c0\u67e5 Embedding \u6a21\u578b\u662f\u5426\u9002\u5408\u4e2d\u6587\u3002<\/p>\n<p>\u4e2d\u6587\u9879\u76ee\u53ef\u4ee5\u4f18\u5148\u9009\u62e9 bge-small-zh\u3001m3e \u7b49\u6a21\u578b\u3002<\/p>\n<\/p>\n<h4>4.3 \u53ea\u505a\u7eaf\u5411\u91cf\u68c0\u7d22<\/h4>\n<p>\u7eaf\u5411\u91cf\u68c0\u7d22\u4e0d\u662f\u4e07\u80fd\u7684\u3002<\/p>\n<p>\u5bf9\u4e8e\u4e13\u4e1a\u672f\u8bed\u3001\u4ea7\u54c1\u578b\u53f7\u3001\u5408\u540c\u7f16\u53f7\u3001\u7279\u5b9a\u6cd5\u89c4\u540d\u79f0&#xff0c;\u5173\u952e\u8bcd\u68c0\u7d22\u5f80\u5f80\u66f4\u7a33\u3002<\/p>\n<p>\u53ea\u9760\u5411\u91cf\u68c0\u7d22&#xff0c;\u53ef\u80fd\u4f1a\u51fa\u73b0\u8bed\u4e49\u4e0a\u770b\u4f3c\u76f8\u5173&#xff0c;\u4f46\u5b9e\u9645\u4e0a\u5e76\u4e0d\u51c6\u786e\u7684\u7ed3\u679c\u3002<\/p>\n<p>\u5efa\u8bae\u4f7f\u7528\u6df7\u5408\u68c0\u7d22\u3002<\/p>\n<\/p>\n<h4>4.4 \u6ca1\u6709\u91cd\u6392\u5e8f<\/h4>\n<p>\u68c0\u7d22\u9636\u6bb5\u901a\u5e38\u4f1a\u5148\u8fd4\u56de\u4e00\u6279\u5019\u9009\u6587\u6863\u3002<\/p>\n<p>\u8fd9\u4e9b\u6587\u6863\u91cc\u53ef\u80fd\u6709\u76f8\u5173\u5185\u5bb9&#xff0c;\u4e5f\u53ef\u80fd\u6709\u566a\u97f3\u3002<\/p>\n<p>\u5982\u679c\u76f4\u63a5\u628a Top \u6587\u6863\u5168\u90e8\u585e\u7ed9\u6a21\u578b&#xff0c;\u6a21\u578b\u53ef\u80fd\u4f1a\u88ab\u65e0\u5173\u5185\u5bb9\u5e72\u6270\u3002<\/p>\n<p>\u91cd\u6392\u5e8f\u7684\u4f5c\u7528&#xff0c;\u5c31\u662f\u5bf9\u5019\u9009\u7ed3\u679c\u518d\u6b21\u6392\u5e8f&#xff0c;\u628a\u771f\u6b63\u76f8\u5173\u7684\u5185\u5bb9\u653e\u5230\u524d\u9762\u3002<\/p>\n<p>\u5173\u952e\u573a\u666f\u53ef\u4ee5\u52a0\u5165\u91cd\u6392\u5e8f\u6a21\u578b\u3002<\/p>\n<\/p>\n<h4>4.5 Prompt \u6ca1\u6709\u7ea6\u675f\u56de\u7b54\u8303\u56f4<\/h4>\n<p>\u5373\u4f7f\u68c0\u7d22\u5230\u4e86\u8d44\u6599&#xff0c;\u5982\u679c Prompt \u6ca1\u6709\u9650\u5236&#xff0c;\u5927\u6a21\u578b\u4ecd\u7136\u53ef\u80fd\u8131\u79bb\u8d44\u6599\u56de\u7b54\u3002<\/p>\n<p>\u4f8b\u5982&#xff0c;\u7528\u6237\u95ee\u7684\u662f\u516c\u53f8\u62a5\u9500\u5236\u5ea6&#xff0c;\u6a21\u578b\u5374\u8bb2\u8d77\u4e86\u901a\u7528\u4f1a\u8ba1\u77e5\u8bc6\u3002<\/p>\n<p>\u8fd9\u8bf4\u660e Prompt \u6ca1\u6709\u628a\u56de\u7b54\u8fb9\u754c\u8bf4\u6e05\u695a\u3002<\/p>\n<p>RAG Prompt \u81f3\u5c11\u8981\u660e\u786e&#xff1a;<\/p>\n<ul>\n<li>\u4f60\u662f\u8c01\u3002<\/li>\n<li>\u53ea\u80fd\u57fa\u4e8e\u54ea\u4e9b\u8d44\u6599\u56de\u7b54\u3002<\/li>\n<li>\u6ca1\u6709\u8d44\u6599\u65f6\u5e94\u8be5\u600e\u4e48\u5904\u7406\u3002<\/li>\n<\/ul>\n<h4>4.6 \u6ca1\u6709\u7b54\u6848\u6eaf\u6e90\u673a\u5236<\/h4>\n<p>\u4f01\u4e1a\u573a\u666f\u4e0b&#xff0c;\u7b54\u6848\u4e0d\u80fd\u53ea\u7ed9\u4e00\u4e2a\u7ed3\u8bba\u3002<\/p>\n<p>\u6700\u597d\u80fd\u8ba9\u7528\u6237\u770b\u5230\u7b54\u6848\u6765\u81ea\u54ea\u4efd\u6587\u6863\u3001\u54ea\u4e00\u7ae0\u8282\u3002<\/p>\n<p>\u8fd9\u4e00\u70b9\u5bf9\u6cd5\u52a1\u3001\u8d22\u52a1\u3001\u5ba2\u670d\u3001\u5185\u90e8\u5236\u5ea6\u95ee\u7b54\u975e\u5e38\u91cd\u8981\u3002<\/p>\n<p>\u5426\u5219&#xff0c;\u7528\u6237\u4e0d\u77e5\u9053\u7b54\u6848\u662f\u5426\u53ef\u9760&#xff0c;\u4e5f\u65e0\u6cd5\u4eba\u5de5\u590d\u6838\u3002<\/p>\n<\/p>\n<h4>4.7 \u6ca1\u6709\u8bc4\u4f30\u4f53\u7cfb<\/h4>\n<p>\u5f88\u591a\u65b0\u624b\u642d\u5b8c RAG \u540e&#xff0c;\u53ea\u4f1a\u624b\u52a8\u8bd5\u51e0\u4e2a\u95ee\u9898\u3002<\/p>\n<p>\u8fd9\u6837\u5f88\u96be\u77e5\u9053\u7cfb\u7edf\u5230\u5e95\u597d\u4e0d\u597d\u3002<\/p>\n<p>\u771f\u6b63\u4e0a\u7ebf\u524d&#xff0c;\u5efa\u8bae\u51c6\u5907\u4e00\u6279\u6d4b\u8bd5\u95ee\u9898\u3002<\/p>\n<p>\u6bcf\u4e2a\u95ee\u9898\u5bf9\u5e94\u6b63\u786e\u6587\u6863\u6765\u6e90&#xff0c;\u7136\u540e\u7edf\u8ba1&#xff1a;<\/p>\n<ul>\n<li>\u662f\u5426\u53ec\u56de\u4e86\u6b63\u786e\u6587\u6863\u3002<\/li>\n<li>\u6b63\u786e\u6587\u6863\u6392\u5728\u7b2c\u51e0\u4f4d\u3002<\/li>\n<li>\u56de\u7b54\u662f\u5426\u57fa\u4e8e\u8d44\u6599\u3002<\/li>\n<li>\u662f\u5426\u51fa\u73b0\u5e7b\u89c9\u3002<\/li>\n<\/ul>\n<p>\u5e38\u7528\u6307\u6807\u5305\u62ec Precision\u3001Recall\u3001MRR \u7b49\u3002<\/p>\n<\/p>\n<h4>4.8 \u6ca1\u6709\u6d41\u5f0f\u8f93\u51fa<\/h4>\n<p>\u5982\u679c\u7528\u6237\u63d0\u95ee\u540e\u8981\u7b49\u5f88\u4e45\u624d\u770b\u5230\u5b8c\u6574\u56de\u7b54&#xff0c;\u4f53\u9a8c\u4f1a\u5f88\u5dee\u3002<\/p>\n<p>\u5927\u6a21\u578b\u751f\u6210\u672c\u8eab\u5c31\u662f\u9010\u6b65\u8f93\u51fa\u7684\u3002<\/p>\n<p>\u5efa\u8bae\u63a5\u53e3\u652f\u6301\u6d41\u5f0f\u8fd4\u56de&#xff0c;\u8ba9\u7528\u6237\u770b\u5230\u56de\u7b54\u6b63\u5728\u751f\u6210\u3002<\/p>\n<\/p>\n<h4>4.9 \u90e8\u7f72\u67b6\u6784\u4e0d\u5408\u7406<\/h4>\n<p>\u521d\u671f Demo \u53ef\u4ee5\u4ec0\u4e48\u90fd\u653e\u4e00\u53f0\u673a\u5668\u4e0a\u3002<\/p>\n<p>\u4f46\u5982\u679c\u6587\u6863\u91cf\u589e\u957f\u3001\u7528\u6237\u53d8\u591a&#xff0c;\u5c31\u8981\u8003\u8651\u670d\u52a1\u62c6\u5206\u3002<\/p>\n<p>\u5411\u91cf\u5e93\u3001\u6587\u4ef6\u5b58\u50a8\u3001\u6a21\u578b\u670d\u52a1\u3001\u5e94\u7528\u63a5\u53e3\u6700\u597d\u89e3\u8026\u3002<\/p>\n<p>\u5426\u5219\u540e\u9762\u4f1a\u51fa\u73b0\u6027\u80fd\u74f6\u9888&#xff0c;\u4e5f\u4e0d\u597d\u6269\u5c55\u3002<\/p>\n<\/p>\n<h3>\u4e94\u3001\u96f6\u57fa\u7840\u5206\u9636\u6bb5\u5b66\u4e60\u8def\u7ebf<\/h3>\n<p>\u5b66\u4e60 RAG \u4e0d\u8981\u4e00\u4e0a\u6765\u5c31\u5543 LangChain \u6e90\u7801\u3002<\/p>\n<p>\u5efa\u8bae\u6309\u8fd9\u4e2a\u987a\u5e8f\u6765&#xff1a;<\/p>\n<h4 style=\"background-color:transparent\">\u9636\u6bb5\u4e00&#xff1a;\u7406\u89e3\u57fa\u7840\u6982\u5ff5<\/h4>\n<p>\u76ee\u6807\u4e0d\u662f\u5199\u4ee3\u7801&#xff0c;\u800c\u662f\u5148\u5efa\u7acb\u5168\u5c40\u8ba4\u77e5\u3002<\/p>\n<p>\u5b66\u4e60\u4efb\u52a1\u5305\u62ec&#xff1a;<\/p>\n<ul>\n<li>\u7406\u89e3 RAG \u4e3a\u4ec0\u4e48\u80fd\u89e3\u51b3\u5e7b\u89c9\u548c\u77e5\u8bc6\u6ede\u540e\u95ee\u9898\u3002<\/li>\n<li>\u641e\u61c2 Embedding\u3001\u5411\u91cf\u5e93\u3001\u68c0\u7d22\u5668\u3001\u5206\u5757\u3001\u63d0\u793a\u8bcd\u7684\u4f5c\u7528\u3002<\/li>\n<li>\u5206\u6e05\u4e0d\u540c\u5f00\u6e90\u9879\u76ee\u7684\u5b9a\u4f4d\u3002<\/li>\n<li>\u77e5\u9053\u4e00\u4e2a\u5b8c\u6574 RAG \u7cfb\u7edf\u7531\u54ea\u4e9b\u73af\u8282\u7ec4\u6210\u3002<\/li>\n<\/ul>\n<p>\u8fd9\u4e2a\u9636\u6bb5\u7684\u91cd\u70b9\u662f \u201c\u5148\u61c2\u539f\u7406\u201d\u3002<\/p>\n<h4>\u9636\u6bb5\u4e8c&#xff1a;\u96f6\u4ee3\u7801\u642d\u5efa Demo<\/h4>\n<p>\u63a8\u8350\u5148\u4ece Dify \u6216 FastGPT \u5165\u624b\u3002<\/p>\n<p>\u8fd9\u4e2a\u9636\u6bb5\u4e0d\u8981\u7ea0\u7ed3\u5e95\u5c42\u5b9e\u73b0&#xff0c;\u5148\u8dd1\u901a\u5b8c\u6574\u6d41\u7a0b\u3002<\/p>\n<p>\u4f60\u53ef\u4ee5\u5b8c\u6210\u4ee5\u4e0b\u4efb\u52a1&#xff1a;<\/p>\n<ul>\n<li>\u672c\u5730\u90e8\u7f72\u4e00\u4e2a RAG \u7cfb\u7edf\u3002<\/li>\n<li>\u4e0a\u4f20 PDF \u6216 Word \u6587\u6863\u3002<\/li>\n<li>\u521b\u5efa\u77e5\u8bc6\u5e93\u3002<\/li>\n<li>\u8fdb\u884c\u95ee\u7b54\u6d4b\u8bd5\u3002<\/li>\n<li>\u8c03\u6574\u5206\u5757\u5927\u5c0f\u548c\u68c0\u7d22\u53c2\u6570\u3002<\/li>\n<li>\u89c2\u5bdf\u4e0d\u540c\u53c2\u6570\u5bf9\u56de\u7b54\u6548\u679c\u7684\u5f71\u54cd\u3002<\/li>\n<\/ul>\n<p>\u8fd9\u4e2a\u9636\u6bb5\u7684\u76ee\u6807\u662f\u5efa\u7acb\u76f4\u89c2\u611f\u53d7\u3002<\/p>\n<h4>\u9636\u6bb5\u4e09&#xff1a;\u4ee3\u7801\u7ea7\u5b9e\u73b0<\/h4>\n<p>\u6709 Python \u57fa\u7840\u540e&#xff0c;\u53ef\u4ee5\u5c1d\u8bd5\u624b\u5199\u4e00\u4e2a\u7b80\u6613 RAG\u3002<\/p>\n<p>\u5efa\u8bae\u4ece\u6700\u5c0f\u6d41\u7a0b\u5f00\u59cb&#xff1a;<\/p>\n<ul>\n<li>\u52a0\u8f7d\u6587\u6863\u3002<\/li>\n<li>\u8fdb\u884c\u6587\u672c\u5206\u5757\u3002<\/li>\n<li>\u4f7f\u7528 Embedding \u6a21\u578b\u5411\u91cf\u5316\u3002<\/li>\n<li>\u4fdd\u5b58\u5230\u672c\u5730\u5411\u91cf\u5e93\u3002<\/li>\n<li>\u6839\u636e\u7528\u6237\u95ee\u9898\u68c0\u7d22\u76f8\u5173\u6587\u6863\u3002<\/li>\n<li>\u62fc\u63a5 Prompt \u5e76\u8c03\u7528\u5927\u6a21\u578b\u3002<\/li>\n<li>\u751f\u6210\u6700\u7ec8\u7b54\u6848\u3002<\/li>\n<\/ul>\n<p>\u5b8c\u6210\u8fd9\u4e2a\u6d41\u7a0b\u540e&#xff0c;\u4f60\u5bf9 RAG \u7684\u7406\u89e3\u4f1a\u6bd4\u53ea\u4f1a\u70b9\u6309\u94ae\u6df1\u5f88\u591a\u3002<\/p>\n<p>\u4e4b\u540e\u518d\u9010\u6b65\u52a0\u5165\u6df7\u5408\u68c0\u7d22\u3001\u91cd\u6392\u5e8f\u3001\u6d41\u5f0f\u8f93\u51fa\u3001\u4e0a\u4e0b\u6587\u8bb0\u5fc6\u7b49\u80fd\u529b\u3002<\/p>\n<h4>\u9636\u6bb5\u56db&#xff1a;\u4f01\u4e1a\u7ea7\u843d\u5730\u4f18\u5316<\/h4>\n<p>\u5f53\u7cfb\u7edf\u8981\u771f\u6b63\u4e0a\u7ebf\u65f6&#xff0c;\u5c31\u8981\u8003\u8651\u751f\u4ea7\u7ea7\u95ee\u9898\u3002<\/p>\n<p>\u5305\u62ec&#xff1a;<\/p>\n<ul>\n<li>\u590d\u6742\u6587\u6863\u89e3\u6790\u3002<\/li>\n<li>\u5927\u6570\u91cf\u5411\u91cf\u68c0\u7d22\u3002<\/li>\n<li>\u6743\u9650\u63a7\u5236\u3002<\/li>\n<li>\u63a5\u53e3\u9274\u6743\u3002<\/li>\n<li>\u65e5\u5fd7\u76d1\u63a7\u3002<\/li>\n<li>\u9ad8\u5e76\u53d1\u3002<\/li>\n<li>\u6a21\u578b\u8c03\u7528\u6210\u672c\u63a7\u5236\u3002<\/li>\n<li>\u7b54\u6848\u8bc4\u4f30\u4e0e\u4eba\u5de5\u53cd\u9988\u3002<\/li>\n<\/ul>\n<p>\u8fd9\u4e2a\u9636\u6bb5\u91cd\u70b9\u4e0d\u518d\u662f \u201c\u80fd\u4e0d\u80fd\u8dd1\u201d&#xff0c;\u800c\u662f \u201c\u80fd\u4e0d\u80fd\u7a33\u5b9a\u3001\u5b89\u5168\u3001\u53ef\u7ef4\u62a4\u5730\u8dd1\u201d\u3002<\/p>\n<\/p>\n<h3>\u516d\u3001\u603b\u7ed3&#xff1a;\u5c0f\u767d\u843d\u5730 RAG \u7684\u6838\u5fc3\u884c\u52a8\u6e05\u5355<\/h3>\n<p>\u6700\u540e\u7ed9\u5927\u5bb6\u4e00\u4e2a\u660e\u786e\u7684\u884c\u52a8\u6e05\u5355\u3002<\/p>\n<p>\u5982\u679c\u4f60\u662f\u7eaf\u65b0\u624b&#xff0c;\u4e0d\u61c2\u4ee3\u7801&#xff1a;<\/p>\n<p>\u4f18\u5148\u4ece Dify \u6216 FastGPT \u5f00\u59cb&#xff0c;\u5148\u5feb\u901f\u9a8c\u8bc1\u77e5\u8bc6\u5e93\u95ee\u7b54\u662f\u5426\u80fd\u89e3\u51b3\u4f60\u7684\u4e1a\u52a1\u95ee\u9898\u3002<\/p>\n<p>\u5982\u679c\u4f60\u9700\u8981\u5904\u7406\u5408\u540c\u3001\u62a5\u8868\u3001\u626b\u63cf\u4ef6\u3001\u590d\u6742 PDF&#xff1a;<\/p>\n<p>\u4f18\u5148\u8003\u8651 RAGFlow\u3002<\/p>\n<p>\u5982\u679c\u4f60\u4f1a Python&#xff0c;\u60f3\u6df1\u5165\u7406\u89e3 RAG&#xff1a;<\/p>\n<p>\u5148\u7528 LangChain \u642d\u6d41\u7a0b&#xff0c;\u518d\u7528 LlamaIndex \u505a\u68c0\u7d22\u4f18\u5316\u3002<\/p>\n<p>\u5982\u679c\u4f60\u8981\u505a\u4f01\u4e1a\u7ea7\u641c\u7d22\u7cfb\u7edf&#xff1a;<\/p>\n<p>\u91cd\u70b9\u5b66\u4e60 Elasticsearch\u3001Milvus\u3001PGVector\u3001Haystack \u8fd9\u7c7b\u751f\u4ea7\u7ea7\u65b9\u6848\u3002<\/p>\n<p>\u901a\u7528\u4f18\u5316\u65b9\u5411\u53ef\u4ee5\u8bb0\u4f4f\u8fd9\u51e0\u70b9&#xff1a;<\/p>\n<ul>\n<li>\u4e2d\u6587\u573a\u666f\u4f7f\u7528\u4e2d\u6587 Embedding \u6a21\u578b\u3002<\/li>\n<li>\u6587\u6863\u5206\u5757\u63a7\u5236\u5728 200 \u5230 500 \u5b57\u5de6\u53f3\u3002<\/li>\n<li>\u4fdd\u7559\u6807\u9898\u3001\u7ae0\u8282\u3001\u6765\u6e90\u7b49\u5143\u6570\u636e\u3002<\/li>\n<li>\u4f7f\u7528\u5173\u952e\u8bcd\u68c0\u7d22\u548c\u5411\u91cf\u68c0\u7d22\u6df7\u5408\u65b9\u6848\u3002<\/li>\n<li>\u5173\u952e\u573a\u666f\u52a0\u5165\u91cd\u6392\u5e8f\u3002<\/li>\n<li>Prompt 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