{"id":10699,"date":"2026-08-04T13:59:37","date_gmt":"2026-08-04T05:59:37","guid":{"rendered":"https:\/\/infernews.com\/blog\/uembed\/"},"modified":"2026-08-04T14:08:08","modified_gmt":"2026-08-04T06:08:08","slug":"uembed","status":"publish","type":"post","link":"https:\/\/infernews.com\/blog\/uembed\/","title":{"rendered":"UEmbed\uff1a\u55ae\u4e00\u6a21\u578b\u540c\u6642\u505a\u7a20\u5bc6\u8207\u7a00\u758f\u6aa2\u7d22"},"content":{"rendered":"\n<figure class=\"wp-block-image size-large\"><img decoding=\"async\" src=\"https:\/\/infernews.com\/blog\/wp-content\/uploads\/2026\/08\/pasted-9339dc8c3024.jpg\" alt=\"Repository image for Alibaba-NLP\/UEmbed\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">UEmbed \u628a\u6587\u5b57\u3001\u5716\u7247\u3001\u5f71\u7247\u90fd\u653e\u9032\u540c\u4e00\u5957 embedding \u6d41\u7a0b\uff0c\u5b83\u8d70\u7684\u662f\u591a\u6a21\u614b embedding \u6a21\u578b\u8def\u7dda\uff0c\u91cd\u9ede\u662f\u628a dense \u5411\u91cf\u548c SPLADE-style sparse lexical \u5411\u91cf\u653e\u5728\u540c\u4e00\u500b causal forward pass \u5167\u8655\u7406\uff0c\u65b9\u4fbf\u76f4\u63a5\u505a\u6aa2\u7d22\u3001\u591a\u6a21\u614b\u641c\u5c0b\u548c visual-document retrieval\u3002\u5b83\u4e0d\u662f\u53ea\u505a\u6587\u5b57\u5339\u914d\uff0c\u800c\u662f\u628a\u6587\u5b57\u3001\u5716\u7247\u3001\u5f71\u7247\u8207\u6df7\u5408\u8f38\u5165\u7d71\u4e00\u5230\u540c\u4e00\u5957\u8868\u793a\u7a7a\u9593\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u76f4\u63a5\u53d6\u7528 Hugging Face \u4e0a\u7684 2B\u30014B\u30019B \u6b0a\u91cd\uff0c\u518d\u6309\u8f38\u5165\u683c\u5f0f\u9001\u5165\u4e0d\u540c\u5a92\u9ad4\u5167\u5bb9\uff0c\u6aa2\u67e5 dense \u8207 sparse \u8f38\u51fa\u662f\u5426\u7b26\u5408\u9810\u671f\u3002\u82e5\u8981\u90e8\u7f72\u5230\u641c\u5c0b\u7cfb\u7d71\uff0cdense \u90e8\u5206\u53ef\u63a5\u5411\u91cf\u6aa2\u7d22\uff0csparse \u90e8\u5206\u53ef\u63a5\u5012\u6392\u7d22\u5f15\uff0c\u5169\u689d\u8def\u53ef\u4ee5\u540c\u6642\u4fdd\u7559\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5b83\u548c\u50b3\u7d71 learned sparse retriever \u6700\u5927\u5206\u5225\uff0c\u5728\u65bc\u4fdd\u7559 decoder-only multimodal backbone\uff0c\u4e26\u7528 16 \u500b learnable special tokens \u5206\u6524\u7a00\u758f\u8a5e\u5f59\u7a7a\u9593\uff0c\u907f\u958b\u55ae\u4e00 token \u7684\u8868\u9054\u74f6\u9838\u3002\u8a13\u7df4\u6642\u540c\u6642\u512a\u5316 dense InfoNCE\u3001sparse InfoNCE \u548c FLOPS regularization\uff0c\u53d6\u6368\u662f\u7d50\u69cb\u8f03\u5de7\uff0c\u4f46\u63a8\u7406\u6642\u53ef\u4ee5\u7528\u540c\u4e00\u500b\u6a21\u578b\u517c\u9867\u8a9e\u7fa9\u53ec\u56de\u8207\u8a5e\u5f59\u53ef\u89e3\u91cb\u6027\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u6548\u80fd\u65b9\u9762\uff0cUEmbed-9B \u5728 MMEB-v2 \u53d6\u5f97 71.8\uff08dense\uff09\u8207 71.0\uff08sparse\uff09\uff0c\u4e26\u5728\u516c\u958b\u6578\u64da\u8a13\u7df4\u689d\u4ef6\u4e0b\u505a\u51fa\u5f88\u5f37\u7684\u7a00\u758f\u6aa2\u7d22\u8868\u73fe\uff1b\u5728 BEIR \u4e0a\u4ea6\u4fdd\u6301\u7af6\u722d\u529b\u3002\u5c0d\u505a\u641c\u5c0b\u3001RAG\u3001\u8de8\u5a92\u9ad4\u5167\u5bb9\u7d22\u5f15\uff0c\u6216\u8005\u8981\u628a\u6587\u5b57\u8207\u5716\u50cf\u4e00\u9f4a\u7d0d\u5165\u6aa2\u7d22\u7684\u5718\u968a\uff0c\u9019\u5957\u505a\u6cd5\u6703\u8f03\u6709\u5438\u5f15\u529b\u3002<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u540c\u4e00\u500b\u6a21\u578b\u540c\u6642\u8f38\u51fa dense \u8207 sparse \u8868\u793a<\/li>\n\n\n\n<li>\u652f\u63f4\u6587\u5b57\u3001\u5716\u7247\u3001\u5f71\u7247\u8207\u6df7\u5408\u8f38\u5165<\/li>\n\n\n\n<li>\u7a00\u758f\u8f38\u51fa\u53ef\u76f4\u63a5\u5c0d\u63a5\u5012\u6392\u7d22\u5f15\uff0c\u8f03\u6613\u89e3\u91cb<\/li>\n\n\n\n<li>\u4ee5 Qwen3.5 multimodal backbone \u70ba\u57fa\u790e\uff0c\u4e26\u7528\u516c\u958b\u8cc7\u6599\u8a13\u7df4<\/li>\n\n\n\n<li>2B\u30014B\u30019B \u4e09\u500b\u898f\u6a21\u53ef\u9078<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/alibaba-nlp.github.io\/UEmbed\/\" rel=\"noopener noreferrer\"><strong>\u9805\u76ee\u4e3b\u9801<\/strong><\/a> \u00b7 <a href=\"https:\/\/github.com\/Alibaba-NLP\/UEmbed\" rel=\"noopener noreferrer\"><strong>GitHub<\/strong><\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>UEmbed \u628a\u6587\u5b57\u3001\u5716\u7247\u3001\u5f71\u7247\u90fd\u653e\u9032\u540c\u4e00\u5957 embedding \u6d41\u7a0b\uff0c\u4ee4\u7a20\u5bc6\u5411\u91cf\u8207\u7a00\u758f\u8a5e\u5f59\u5411\u91cf\u53ef\u4ee5\u4e00\u4f75\u8f38\u51fa\u3002\u5c0d\u8981\u505a\u591a\u6a21\u614b\u641c\u5c0b\u6216\u6aa2\u7d22\u589e\u5f37\u751f\u6210\u7684\u5718\u968a\uff0c\u9019\u7a2e\u8a2d\u8a08\u53ef\u6e1b\u5c11\u4f86\u56de\u5207\u63db\u6a21\u578b\u3002<\/p>\n","protected":false},"author":8,"featured_media":10698,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"wpai_generated_summary":"","footnotes":""},"categories":[133,171,185,30,131,109,119,76],"tags":[],"class_list":["post-10699","post","type-post","status-publish","format-standard","hentry","category-133","category-171","category-qwen","category-image","category-embedding","category-rag","category-119","category-76"],"_links":{"self":[{"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/posts\/10699","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/comments?post=10699"}],"version-history":[{"count":0,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/posts\/10699\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/media\/10698"}],"wp:attachment":[{"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/media?parent=10699"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/categories?post=10699"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/infernews.com\/blog\/wp-json\/wp\/v2\/tags?post=10699"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}