bm25-rerank-memory

本地 BM25 + Embedding + Rerank 混合记忆检索。检索 /root/workspace/Remember 下的 Markdown 记忆文件，支持关键词+语义+重排。每次记忆搜索用它替代 mem0。

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Install skill "bm25-rerank-memory" with this command: npx skills add ckqiao/bm25-rerank-memory

BM25 Rerank Memory Search

调用本地检索脚本 /opt/memory/bm25_rerank_search.py，返回精确的上下文片段。

依赖

  • BM25: rank_bm25
  • 向量+重排: SiliconFlow API (BAAI/bge-m3 + BAAI/bge-reranker-v2-m3)
  • 安装: pip install rank-bm25 --break-system-packages

使用方式

搜索记忆

python3 /opt/memory/bm25_rerank_search.py search <查询词>

重建索引（记忆文件变更后需执行）

python3 /opt/memory/bm25_rerank_search.py reindex

检索逻辑

  1. BM25 关键词匹配 → 候选集 A
  2. BGE-M3 向量相似度 → 候选集 B
  3. A ∪ B 合并
  4. BGE-Reranker-v2-m3 重排 → 最终结果

输出格式

每条结果包含: [score] path:chunk_id + 内容片段 (最多显示前200字符)

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Open Registry RecordOpen in ClawHub

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