https://hotttao.github.io/tags/%E7%B4%A2%E5%BC%95%E5%A2%9E%E5%BC%BA/ Recent content in 索引增强 on LoveIt Hugo zh-CN 1556824234@qq.com (宋涛) 1556824234@qq.com (宋涛) This work is licensed under a Creative Commons Attribution-NonCommercial 4.0 International License. Sun, 16 Aug 2026 23:21:16 +0800 https://hotttao.github.io/posts/aigc/rag/003_rag_index_enhancement/ Sat, 15 Aug 2026 12:00:00 +08001556824234@qq.com (宋涛) https://hotttao.github.io/posts/aigc/rag/003_rag_index_enhancement/ <p>最简单的 RAG 会把文档切成 Chunk，为每个 Chunk 生成向量，再按照向量相似度搜索。但真实问题还会包含专有名词、实体、时间、文档范围和上下文关系，只靠一种向量表示容易漏召回或召回错误。</p>