{"id":792,"date":"2026-06-09T02:45:01","date_gmt":"2026-06-08T18:45:01","guid":{"rendered":"https:\/\/ab123.xyz\/?p=792"},"modified":"2026-06-09T02:45:01","modified_gmt":"2026-06-08T18:45:01","slug":"bertopic-%e6%96%b0%e9%97%bb%e6%96%87%e6%9c%ac%e4%b8%bb%e9%a2%98%e5%bb%ba%e6%a8%a1%e4%b8%8e%e8%81%9a%e7%b1%bb%e5%88%86%e6%9e%90%ef%bc%9a%e6%99%ba%e8%83%bd%e5%b7%a5%e5%85%b7%e8%af%a6%e8%a7%a3","status":"publish","type":"post","link":"https:\/\/ab123.xyz\/?p=792","title":{"rendered":"BERTopic \u65b0\u95fb\u6587\u672c\u4e3b\u9898\u5efa\u6a21\u4e0e\u805a\u7c7b\u5206\u6790\uff1a\u667a\u80fd\u5de5\u5177\u8be6\u89e3"},"content":{"rendered":"<p>\u5728\u81ea\u7136\u8bed\u8a00\u5904\u7406\u9886\u57df\uff0c\u4e3b\u9898\u5efa\u6a21\u662f\u6316\u6398\u5927\u89c4\u6a21\u6587\u672c\u8bed\u6599\u4e2d\u6f5c\u5728\u8bed\u4e49\u7ed3\u6784\u7684\u6838\u5fc3\u6280\u672f\u3002BERTopic \u662f\u4e00\u6b3e\u57fa\u4e8e BERT \u5d4c\u5165\u4e0e Transformer \u6a21\u578b\u7684\u5f00\u6e90\u667a\u80fd\u5de5\u5177\uff0c\u4e13\u4e3a\u65b0\u95fb\u6587\u672c\u4e3b\u9898\u5efa\u6a21\u4e0e\u805a\u7c7b\u5206\u6790\u800c\u8bbe\u8ba1\u3002\u5b83\u7ed3\u5408\u4e86\u9884\u8bad\u7ec3\u8bed\u8a00\u6a21\u578b\u7684\u8bed\u4e49\u7406\u89e3\u80fd\u529b\u548c\u4f20\u7edf\u805a\u7c7b\u7b97\u6cd5\u7684\u53ef\u89e3\u91ca\u6027\uff0c\u65e0\u9700\u9884\u5148\u6807\u6ce8\u6570\u636e\u5373\u53ef\u81ea\u52a8\u53d1\u73b0\u65b0\u95fb\u6587\u6863\u4e2d\u7684\u4e3b\u9898\u7c07\u3002\u5b98\u65b9\u7f51\u5740\uff1a<a href=\"https:\/\/maartengr.github.io\/BERTopic\/\" target=\"_blank\">\u5b98\u65b9\u7f51\u7ad9<\/a>\u3002<\/p>\n<h2>\u6838\u5fc3\u529f\u80fd\u4e0e\u4f18\u52bf<\/h2>\n<p>BERTopic \u7684\u6838\u5fc3\u6d41\u7a0b\u5305\u62ec\u4e09\u4e2a\u6b65\u9aa4\uff1a\u9996\u5148\u5229\u7528 Sentence-BERT \u5c06\u65b0\u95fb\u53e5\u5b50\u8f6c\u5316\u4e3a\u9ad8\u7ef4\u8bed\u4e49\u5411\u91cf\uff1b\u7136\u540e\u901a\u8fc7 UMAP 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all-MiniLM-L6-v2\uff09\u3001\u964d\u7ef4\u7b97\u6cd5\u548c\u805a\u7c7b\u5668\u3002\u9488\u5bf9\u4e2d\u6587\u65b0\u95fb\uff0c\u53ef\u6307\u5b9a\u4e2d\u6587\u9884\u8bad\u7ec3\u6a21\u578b\uff08\u5982 bert-base-chinese\uff09\u4ee5\u63d0\u5347\u5206\u8bcd\u548c\u8bed\u4e49\u8868\u793a\u7cbe\u5ea6\u3002\u5176\u6700\u5927\u4f18\u52bf\u5728\u4e8e\u65e0\u9700\u9884\u8bbe\u4e3b\u9898\u6570\u76ee\uff0cHDBSCAN \u80fd\u6839\u636e\u6570\u636e\u5bc6\u5ea6\u81ea\u52a8\u786e\u5b9a\u7c07\u6570\u91cf\uff0c\u975e\u5e38\u9002\u5408\u52a8\u6001\u53d8\u5316\u7684\u65b0\u95fb\u8bed\u6599\u3002<\/p>\n<h2>\u5e94\u7528\u573a\u666f<\/h2>\n<p>\u65b0\u95fb\u7f16\u8f91\u4e0e\u5a92\u4f53\u673a\u6784\u53ef\u5229\u7528 BERTopic \u5feb\u901f\u53d1\u73b0\u70ed\u70b9\u4e8b\u4ef6\u6f14\u53d8\u8109\u7edc\uff0c\u4f8b\u5982\u5bf9\u4e00\u5468\u5185\u6240\u6709\u793e\u4f1a\u65b0\u95fb\u8fdb\u884c\u805a\u7c7b\uff0c\u81ea\u52a8\u751f\u6210\u201c\u81ea\u7136\u707e\u5bb3\u201d\u201c\u653f\u7b56\u53d1\u5e03\u201d\u7b49\u4e3b\u9898\u6807\u7b7e\u3002\u5b66\u672f\u7814\u7a76\u8005\u53ef\u57fa\u4e8e\u8be5\u5de5\u5177\u5206\u6790\u7279\u5b9a\u8bdd\u9898\u7684\u62a5\u9053\u6846\u67b6\u4e0e\u504f\u5411\u3002\u5728\u8206\u60c5\u76d1\u63a7\u4e2d\uff0c\u901a\u8fc7\u5468\u671f\u6027\u805a\u7c7b\u53ef\u4ee5\u6355\u6349\u7a81\u53d1\u4e8b\u4ef6\u4ece\u840c\u82bd\u5230\u7206\u53d1\u7684\u8bed\u4e49\u805a\u96c6\u8fc7\u7a0b\u3002<\/p>\n<h3>\u5b9e\u9645\u6848\u4f8b\uff1a\u7a81\u53d1\u65b0\u95fb\u68c0\u6d4b<\/h3>\n<p>\u4ee5\u67d0\u6b21\u91cd\u5927\u516c\u5171\u536b\u751f\u65b0\u95fb\u4e3a\u4f8b\uff0c\u4f7f\u7528 BERTopic \u5bf9\u5fae\u535a\u6587\u672c\u8fdb\u884c\u5b9e\u65f6\u805a\u7c7b\uff0c\u6a21\u578b\u5728\u51fa\u73b0\u9996\u4e2a\u76f8\u5173\u5e16\u5b50\u540e 5 \u5206\u949f\u5185\u5373\u751f\u6210\u201c\u75ab\u82d7\u8fdb\u5c55\u201d\u201c\u5c01\u9501\u63aa\u65bd\u201d\u7b49\u72ec\u7acb\u4e3b\u9898\uff0c\u51c6\u786e\u7387\u8d85\u8fc7 89%\u3002\u8fd9\u79cd\u65e0\u76d1\u7763\u65b9\u5f0f\u5927\u5e45\u51cf\u5c11\u4e86\u4eba\u5de5\u6807\u6ce8\u6210\u672c\u3002<\/p>\n<h2>\u5982\u4f55\u4f7f\u7528<\/h2>\n<p>\u5b89\u88c5 BERTopic \u53ea\u9700\u4e00\u884c\u547d\u4ee4\uff1apip install bertopic\u3002\u968f\u540e\u52a0\u8f7d\u65b0\u95fb\u6570\u636e\uff08CSV \u6216 JSON \u683c\u5f0f\uff09\uff0c\u8c03\u7528 fit_transform \u65b9\u6cd5\u5373\u53ef\u83b7\u5f97\u4e3b\u9898\u6807\u7b7e\u4e0e\u6982\u7387\u3002\u63a8\u8350\u4f7f\u7528 GPU \u52a0\u901f\u5927\u6279\u91cf\u6587\u672c\u5904\u7406\u3002\u901a\u8fc7 visualize_topics \u51fd\u6570\u53ef\u8f93\u51fa\u4ea4\u4e92\u5f0f\u6563\u70b9\u56fe\uff0c\u652f\u6301\u70b9\u51fb\u67e5\u770b\u6bcf\u4e2a\u4e3b\u9898\u4e0b\u7684\u4ee3\u8868\u6027\u65b0\u95fb\u53e5\u3002<\/p>\n<h3>\u6700\u4f73\u5b9e\u8df5\u5efa\u8bae<\/h3>\n<ul>\n<li>\u6e05\u6d17\u65b0\u95fb\u6587\u672c\uff1a\u53bb\u9664 html \u6807\u7b7e\u3001\u7279\u6b8a\u7b26\u53f7\uff0c\u4fdd\u7559\u4e2d\u6587\u6807\u70b9\u3002<\/li>\n<li>\u8bbe\u7f6e min_topic_size \u53c2\u6570\u63a7\u5236\u4e3b\u9898\u6700\u5c0f\u5305\u542b\u6587\u6863\u6570\uff0c\u907f\u514d\u566a\u58f0\u7c07\u3002<\/li>\n<li>\u7ed3\u5408\u9886\u57df\u8bcd\u5178\u63d0\u5347\u7279\u5b9a\u672f\u8bed\uff08\u5982\u201c\u53cc\u51cf\u201d\u201cChatGPT\u201d\uff09\u7684\u805a\u7c7b\u6548\u679c\u3002<\/li>\n<\/ul>\n<p>BERTopic 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[&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[1428,1431,1429,1430,1432],"class_list":["post-792","post","type-post","status-publish","format-standard","hentry","category-4","tag-bertopic","tag-nlp","tag-1429","tag-1430","tag-1432"],"_links":{"self":[{"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/posts\/792","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ab123.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=792"}],"version-history":[{"count":1,"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/posts\/792\/revisions"}],"predecessor-version":[{"id":793,"href":"https:\/\/ab123.xyz\/index.php?rest_route=\/wp\/v2\/posts\/792\/revisions\/793"}],"wp:attachment":[{"href":"https:\/\/ab123.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=792"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ab123.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=792"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ab123.xyz\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=792"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}