<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>重排序 on PlumePHP</title><link>https://plumephp.com/tags/%E9%87%8D%E6%8E%92%E5%BA%8F/</link><description>Recent content in 重排序 on PlumePHP</description><generator>Hugo</generator><language>zh-CN</language><lastBuildDate>Sat, 15 Jun 2024 00:00:00 +0800</lastBuildDate><atom:link href="https://plumephp.com/tags/%E9%87%8D%E6%8E%92%E5%BA%8F/index.xml" rel="self" type="application/rss+xml"/><item><title>RAG 高级优化实战：查询扩展、重排序与混合检索深度指南</title><link>https://plumephp.com/llm-rag-advanced-optimization/</link><pubDate>Sat, 15 Jun 2024 00:00:00 +0800</pubDate><guid>https://plumephp.com/llm-rag-advanced-optimization/</guid><description>RAG 高级优化三大方向深度解析：HyDE 假设文档生成与 Query2Doc 查询扩展、Cross-encoder 与 ColBERT 重排序、Dense+Sparse+图结构混合检索。含完整 Python 实现及三类场景的性能基准对比。</description></item></channel></rss>