Primary sourceshao__meng
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微信开源WeMM-Embedding多模态模型
微信开源基于Qwen3.5的2B/4B/9B通用多模态Embedding模型。2B版本在MMEB-v2基准上取得77.9分，超过Qwen3-VL-Embedding 8B；9B版本以80.6分登顶该榜单。模型支持Matryoshka维度截断，2B在256维可保留98.7%性能。该模型已在微信视频号、公众号等14个场景上线，A/B测试结果全正向。
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微信开源多模态Embedding，2B打平8B，9B登顶MMEB-v2，支持视频纯向量与字幕向量同时输出。
2 sources78° AI heatLast updated 2026/9/5 04:36:26
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2 sourcesRelated source 1IT之家
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