rag-hybrid-search Implement hybrid search combining semantic vector retrieval with keyword-based BM25 search for improved RAG pipeline accuracy and recall. Overview Hybrid search addresses the limitations of pure semantic or pure keyword search: - Semantic search excels at conceptual similarity but may miss exact matches - Keyword search finds exact terms but lacks semantic understanding - Hybrid combines both for superior retrieval performance Capabilities Search Strategies - Dense vector semantic search (embeddings) - Sparse vector keyword search (BM25, TF-IDF) - Hybrid fusion with configur…