Unverified60% confidenceFactTime unknown
Rerank（重排序）使用Cross-Encoder模型对Top-K召回的候选片段重新打分排序，精度远高于Bi-Encoder
2
Sources
60%
Confidence
Long-term
Relevance
5/31/2026
First Seen
Sources
RAG检索核心原理：Top-K粗召回与Rerank精排序完整流程详解
bilibiliAI产品果果姐
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