{"id":1632,"date":"2026-01-07T17:43:37","date_gmt":"2026-01-07T09:43:37","guid":{"rendered":"https:\/\/blog.humh.cn\/?p=1632"},"modified":"2026-10-25T17:45:03","modified_gmt":"2026-10-25T09:45:03","slug":"weaviate-%e5%90%91%e9%87%8f%e6%95%b0%e6%8d%ae%e5%ba%93%e4%b9%8b%e6%b7%b7%e5%90%88%e6%a3%80%e7%b4%a2","status":"publish","type":"post","link":"https:\/\/blog.humh.cn\/?p=1632","title":{"rendered":"Weaviate \u5411\u91cf\u6570\u636e\u5e93\u4e4b\u6df7\u5408\u68c0\u7d22"},"content":{"rendered":"\n<h1>Weaviate Hybrid \u67e5\u8be2\u8bed\u6cd5\u8be6\u89e3<\/h1>\n\n\n\n<h2>1\u3001<strong>\u4e3b\u8def\u5f84\u68c0\u7d22<\/strong> (Primary Query)<\/h2>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">primary_resp = collection.query.hybrid(\n    query=query,                          # \u2460 \u67e5\u8be2\u6587\u672c\n    filters=primary_filters,              # \u2461 \u9884\u8fc7\u6ee4\u6761\u4ef6\n    limit=max_results * 3,                # \u2462 \u8fd4\u56de\u6570\u91cf\u4e0a\u9650\n    alpha=0.75,                           # \u2463 \u6df7\u5408\u68c0\u7d22\u6743\u91cd\n    query_properties=[\"question^3\", \"keywords^1.5\"],  # \u2464 \u5b57\u6bb5\u6743\u91cd\n    return_metadata=wvc_query.MetadataQuery(score=True)  # \u2465 \u8fd4\u56de\u5143\u6570\u636e\n)<\/pre>\n\n\n\n<h2>2\u3001<strong>\u515c\u5e95\u68c0\u7d22<\/strong> (Fallback Query)<\/h2>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">fallback_resp = collection.query.hybrid(\n    query=query,\n    filters=fallback_filters,\n    limit=max_results * 2,\n    alpha=0.6,                            # \u5411\u91cf\u6743\u91cd\u964d\u4f4e\n    query_properties=[\"answer^2.5\", \"answer_keywords^2.0\"],  # \u5339\u914d\u7b54\u6848\u5b57\u6bb5\n    return_metadata=wvc_query.MetadataQuery(score=True)\n)<\/pre>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h1>\u53c2\u6570\u9010\u4e00\u89e3\u91ca<\/h1>\n\n\n\n<h2>1\u3001<strong>query<\/strong> (\u67e5\u8be2\u6587\u672c)<\/h2>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">query=query  # \u7528\u6237\u7684\u539f\u59cb\u95ee\u9898\uff0c\u4f8b\u5982\uff1a\"\u5982\u4f55\u9000\u8d27\uff1f\"<\/pre>\n\n\n\n<ul><li>Weaviate \u4f1a\u81ea\u52a8\u5c06\u6587\u672c\u8f6c\u4e3a\u5411\u91cf\uff08\u901a\u8fc7\u914d\u7f6e\u7684 embedding \u6a21\u578b\uff09<\/li><li>\u540c\u65f6\u8fdb\u884c\u8bed\u4e49\u68c0\u7d22\uff08\u5411\u91cf\u76f8\u4f3c\u5ea6\uff09\u548c\u5173\u952e\u8bcd\u68c0\u7d22\uff08BM25\uff09<\/li><\/ul>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2>2\u3001<strong>filters<\/strong> (\u9884\u8fc7\u6ee4\u6761\u4ef6)<\/h2>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u4e3b\u8def\u5f84\uff1a\u57fa\u4e8e keywords \u5b57\u6bb5\u8fc7\u6ee4\nprimary_filters = wvc_query.Filter.by_property(\"keywords\").contains_any(query_keywords)\n\n# \u515c\u5e95\u8def\u5f84\uff1a\u57fa\u4e8e answer_keywords \u5b57\u6bb5\u8fc7\u6ee4\nfallback_filters = wvc_query.Filter.by_property(\"answer_keywords\").contains_any(fallback_keywords)<\/pre>\n\n\n\n<p><strong>\u8bed\u6cd5\u89e3\u6790<\/strong>\uff1a<\/p>\n\n\n\n<ul><li><code>Filter.by_property(\"\u5b57\u6bb5\u540d\")<\/code> &#8211; \u6307\u5b9a\u8981\u8fc7\u6ee4\u7684\u5b57\u6bb5<\/li><li><code>.contains_any([...])<\/code> &#8211; \u5b57\u6bb5\u503c\u5305\u542b\u5217\u8868\u4e2d\u4efb\u610f\u4e00\u4e2a\u5173\u952e\u8bcd<\/li><\/ul>\n\n\n\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u5148\u7f29\u5c0f\u641c\u7d22\u8303\u56f4\uff0c\u63d0\u9ad8\u68c0\u7d22\u6548\u7387\u548c\u7cbe\u51c6\u5ea6<\/p>\n\n\n\n<p><strong>\u793a\u4f8b<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u5047\u8bbe query_keywords = [\"\u9000\u8d27\", \"\u9000\u6b3e\"]\n# \u76f8\u5f53\u4e8e SQL: WHERE keywords in ('\u9000\u8d27', '\u9000\u6b3e')<\/pre>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2>3\u3001<strong>limit<\/strong> (\u8fd4\u56de\u6570\u91cf)<\/h2>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">limit=max_results * 3  # \u4e3b\u8def\u5f84\u591a\u53d6\u4e00\u4e9b\u5019\u9009\nlimit=max_results * 2  # \u515c\u5e95\u8def\u5f84\u5c11\u53d6\u4e00\u4e9b<\/pre>\n\n\n\n<ul><li>\u4e3a\u4ec0\u4e48\u4e3b\u8def\u5f84\u53d6 3 \u500d\uff1f\u56e0\u4e3a\u540e\u9762\u8981\u7528 Rerank \u7cbe\u6392\uff0c\u591a\u7ed9\u4e00\u4e9b\u5019\u9009<\/li><li>\u515c\u5e95\u8def\u5f84\u53d6 2 \u500d\uff0c\u4f5c\u4e3a\u8865\u5145<\/li><\/ul>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2><span class=\"has-inline-color has-luminous-vivid-orange-color\">4\u3001<strong>alpha<\/strong> (\u6df7\u5408\u68c0\u7d22\u6743\u91cd)<\/span> <\/h2>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">alpha=0.75  # \u4e3b\u8def\u5f84\uff1a\u5411\u91cf\u68c0\u7d22\u6743\u91cd 75%\nalpha=0.6   # \u515c\u5e95\u8def\u5f84\uff1a\u5411\u91cf\u68c0\u7d22\u6743\u91cd 60%<\/pre>\n\n\n\n<p><strong>\u542b\u4e49<\/strong>\uff1a<\/p>\n\n\n\n<ul><li><code>alpha = 1.0<\/code> \u2192 \u7eaf\u5411\u91cf\u8bed\u4e49\u68c0\u7d22\uff08\u7406\u89e3\u610f\u601d\uff0c\u5ffd\u7565\u5173\u952e\u8bcd\uff09<\/li><li><code>alpha = 0.0<\/code> \u2192 \u7eaf\u5173\u952e\u8bcd BM25 \u68c0\u7d22\uff08\u7cbe\u786e\u5339\u914d\u5173\u952e\u8bcd\uff09<\/li><li><code>alpha = 0.75<\/code> \u2192 75% \u8bed\u4e49 + 25% \u5173\u952e\u8bcd<\/li><\/ul>\n\n\n\n<p><strong>\u4e3a\u4ec0\u4e48\u4e3b\u8def\u5f84 alpha \u66f4\u9ad8\uff1f<\/strong><\/p>\n\n\n\n<ul><li>\u95ee\u9898\u5339\u914d\u65f6\uff0c\u8bed\u4e49\u7406\u89e3\u66f4\u91cd\u8981\uff08\u7528\u6237\u53ef\u80fd\u6362\u4e00\u79cd\u95ee\u6cd5\uff09<\/li><li>\u515c\u5e95\u65f6\u964d\u4f4e\u5411\u91cf\u6743\u91cd\uff0c\u589e\u52a0\u5173\u952e\u8bcd\u6743\u91cd\uff0c\u63d0\u9ad8\u7cbe\u51c6\u5ea6<\/li><\/ul>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2><span class=\"has-inline-color has-luminous-vivid-orange-color\">5\u3001<strong>query_properties<\/strong> (\u5b57\u6bb5\u6743\u91cd)<\/span><\/h2>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\"># \u4e3b\u8def\u5f84\uff1a\u91cd\u70b9\u5339\u914d question \u548c keywords\nquery_properties=[\"question^3\", \"keywords^1.5\"]\n\n# \u515c\u5e95\u8def\u5f84\uff1a\u91cd\u70b9\u5339\u914d answer \u548c answer_keywords\nquery_properties=[\"answer^2.5\", \"answer_keywords^2.0\"]<\/pre>\n\n\n\n<p><strong>\u8bed\u6cd5\u89e3\u6790<\/strong>\uff1a<\/p>\n\n\n\n<ul><li><code>\"\u5b57\u6bb5\u540d^\u6743\u91cd\"<\/code> &#8211; \u4f7f\u7528 <code>^<\/code> \u7b26\u53f7\u8bbe\u7f6e\u5b57\u6bb5\u6743\u91cd<\/li><li><code>question^3<\/code> \u8868\u793a question \u5b57\u6bb5\u7684\u5339\u914d\u5206\u6570 \u00d7 3<\/li><\/ul>\n\n\n\n<p><strong>\u5b9e\u9645\u6548\u679c<\/strong>\uff08\u5047\u8bbe\u7528\u6237\u95ee&#8221;\u5982\u4f55\u9000\u8d27&#8221;\uff09\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u5b57\u6bb5<\/th><th>\u6743\u91cd<\/th><th>\u8bf4\u660e<\/th><\/tr><\/thead><tbody><tr><td>question<\/td><td>3.0<\/td><td>\u95ee\u9898\u5b8c\u5168\u5339\u914d\uff0c\u5206\u6570 \u00d7 3<\/td><\/tr><tr><td>keywords<\/td><td>1.5<\/td><td>\u5173\u952e\u8bcd\u5305\u542b&#8221;\u9000\u8d27&#8221;\uff0c\u5206\u6570 \u00d7 1.5<\/td><\/tr><tr><td>answer<\/td><td>1.0<\/td><td>\u9ed8\u8ba4\u6743\u91cd\uff0c\u4e0d\u989d\u5916\u52a0\u6743<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p><strong>\u4e3a\u4ec0\u4e48\u8fd9\u6837\u8bbe\u8ba1\uff1f<\/strong><\/p>\n\n\n\n<ul><li>\u4e3b\u8def\u5f84\u4f18\u5148\u627e&#8221;\u76f8\u4f3c\u95ee\u9898&#8221;\uff08question \u6743\u91cd\u6700\u9ad8\uff09<\/li><li>\u515c\u5e95\u8def\u5f84\u8f6c\u5411\u627e&#8221;\u76f8\u5173\u7b54\u6848&#8221;\uff08answer \u6743\u91cd\u6700\u9ad8\uff09<\/li><\/ul>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2>6\u3001<strong>return_metadata<\/strong> (\u8fd4\u56de\u5143\u6570\u636e)<\/h2>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">return_metadata=wvc_query.MetadataQuery(score=True)<\/pre>\n\n\n\n<p><strong>\u4f5c\u7528<\/strong>\uff1a\u8ba9 Weaviate \u8fd4\u56de\u6bcf\u6761\u7ed3\u679c\u7684\u76f8\u4f3c\u5ea6\u5206\u6570<\/p>\n\n\n\n<p><strong>\u4f7f\u7528\u65b9\u5f0f<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"python\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">for obj in response.objects:\n    score = obj.metadata.score  # \u83b7\u53d6\u76f8\u4f3c\u5ea6\u5206\u6570 (0~1)\n    print(f\"\u5206\u6570: {score}, \u95ee\u9898: {obj.properties['question']}\")<\/pre>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h1>\u4e24\u4e2a\u67e5\u8be2\u7684\u5bf9\u6bd4<\/h1>\n\n\n\n<figure class=\"wp-block-table\"><table><thead><tr><th>\u53c2\u6570<\/th><th>\u4e3b\u8def\u5f84 (Primary)<\/th><th>\u515c\u5e95\u8def\u5f84 (Fallback)<\/th><th>\u8bbe\u8ba1\u610f\u56fe<\/th><\/tr><\/thead><tbody><tr><td><strong>filters<\/strong><\/td><td><code>keywords<\/code> \u5b57\u6bb5<\/td><td><code>answer_keywords<\/code> \u5b57\u6bb5<\/td><td>\u4ece\u5339\u914d\u95ee\u9898\u8f6c\u5411\u5339\u914d\u7b54\u6848<\/td><\/tr><tr><td><strong>limit<\/strong><\/td><td><code>max_results * 3<\/code><\/td><td><code>max_results * 2<\/code><\/td><td>\u4e3b\u8def\u5f84\u591a\u53ec\u56de\u5019\u9009<\/td><\/tr><tr><td><strong>alpha<\/strong><\/td><td>0.75 (\u504f\u8bed\u4e49)<\/td><td>0.6 (\u504f\u5173\u952e\u8bcd)<\/td><td>\u515c\u5e95\u65f6\u66f4\u7cbe\u51c6\u5339\u914d<\/td><\/tr><tr><td><strong>query_properties<\/strong><\/td><td><code>question^3, keywords^1.5<\/code><\/td><td><code>answer^2.5, answer_keywords^2.0<\/code><\/td><td>\u4e3b\u8def\u5f84\u627e\u95ee\u9898\uff0c\u515c\u5e95\u627e\u7b54\u6848<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h1>\u5b8c\u6574\u6d41\u7a0b\u793a\u610f<\/h1>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\u7528\u6237\u63d0\u95ee: \"\u5982\u4f55\u9000\u8d27\uff1f\"\n    \u2193\n\u3010\u4e3b\u8def\u5f84\u68c0\u7d22\u3011\n\u251c\u2500 \u8fc7\u6ee4: keywords \u5305\u542b [\"\u9000\u8d27\", \"\u9000\u6b3e\"]\n\u251c\u2500 \u6df7\u5408\u68c0\u7d22: 75% \u8bed\u4e49 + 25% \u5173\u952e\u8bcd\n\u251c\u2500 \u91cd\u70b9\u5339\u914d: question (\u00d73) > keywords (\u00d71.5)\n\u2514\u2500 \u8fd4\u56de: \u9ad8\u5206\u95ee\u9898\u5339\u914d\u7ed3\u679c\n    \u2193\n\u3010\u8d28\u91cf\u8bc4\u4f30\u3011\u7ed3\u679c\u4e0d\u8db3\u4e14\u65e0\u9ad8\u5206\uff1f\n    \u2193 \u662f\n\u3010\u515c\u5e95\u68c0\u7d22\u3011\n\u251c\u2500 \u8fc7\u6ee4: answer_keywords \u5305\u542b [\"\u9000\u8d27\", \"\u9000\u6b3e\"]\n\u251c\u2500 \u6df7\u5408\u68c0\u7d22: 60% \u8bed\u4e49 + 40% \u5173\u952e\u8bcd\n\u251c\u2500 \u91cd\u70b9\u5339\u914d: answer (\u00d72.5) > answer_keywords (\u00d72.0)\n\u2514\u2500 \u8fd4\u56de: \u76f8\u5173\u7b54\u6848\u8865\u5145\n    \u2193\n\u3010\u5408\u5e76 + Rerank \u7cbe\u6392\u3011\u2192 \u8fd4\u56de Top-K<\/pre>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<h2>\u5b98\u65b9\u6587\u6863\u53c2\u8003<\/h2>\n\n\n\n<p>\u5173\u4e8e\u5176\u4ed6\u7ec6\u8282\uff0c\u53ef\u67e5\u770b Weaviate \u5b98\u65b9\u6587\u6863\uff1a<\/p>\n\n\n\n<ul><li><a href=\"https:\/\/weaviate.io\/developers\/weaviate\/search\/hybrid\">Hybrid Search<\/a><\/li><li><a href=\"https:\/\/weaviate.io\/developers\/weaviate\/search\/filters\">Filters<\/a><\/li><li><a href=\"https:\/\/weaviate.io\/developers\/weaviate\/search\/properties\">Query Properties<\/a><\/li><\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Weaviate Hybrid \u67e5\u8be2\u8bed\u6cd5\u8be6\u89e3 1\u3001\u4e3b\u8def\u5f84\u68c0\u7d22 (Primary Query) 2\u3001\u515c\u5e95\u68c0\u7d22 ( [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[145],"tags":[141,65,152],"_links":{"self":[{"href":"https:\/\/blog.humh.cn\/index.php?rest_route=\/wp\/v2\/posts\/1632"}],"collection":[{"href":"https:\/\/blog.humh.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.humh.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.humh.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.humh.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1632"}],"version-history":[{"count":1,"href":"https:\/\/blog.humh.cn\/index.php?rest_route=\/wp\/v2\/posts\/1632\/revisions"}],"predecessor-version":[{"id":1633,"href":"https:\/\/blog.humh.cn\/index.php?rest_route=\/wp\/v2\/posts\/1632\/revisions\/1633"}],"wp:attachment":[{"href":"https:\/\/blog.humh.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1632"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.humh.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1632"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.humh.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1632"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}