Hybrid Search (Vector + BM25)

Combine vector and BM25 keyword search to beat either alone. Master Reciprocal Rank Fusion, weighted scoring, and the framework-specific implementations across vector DBs.

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6

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Lessons in This Topic

Work through these 6 lessons in order, or jump to whichever topic you need most.

Hybrid Search Fundamentals

Beginner

Reciprocal Rank Fusion

Intermediate

Weighted Score Combination

Intermediate

Hybrid in Pinecone and Weaviate

Intermediate

Hybrid in Elastic and OpenSearch

Advanced

Evaluating Hybrid Quality

Advanced