Unverified50% confidenceSolutionExact time
单纯的向量语义检索对精确术语（如参数名、错误码）容易失准，推荐向量检索加关键词检索（BM25）的混合方案
1
Sources
50%
Confidence
Long-term
Relevance
7/16/2026
First Seen
Sources
Related Claims
VerifiedBM25 is a classic keyword retrieval algorithm based on term frequency statistics, which is complementary to vector retrieval.78% similarUnverified混合检索（Hybrid Retrieval）结合语义向量相似度与BM25关键词匹配，能弥补纯语义检索在精确API名称、变量名等场景的不足76% similarUnverifiedHybrid Search combines dense vector semantic similarity with BM25 sparse keyword matching, with results from both paths re-ranked by a Re-Ranker model before being injected into the LLM context.72% similar
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