Hybrid Search
Hybrid search runs a lexical retriever and a vector retriever on the same query and combines their results into one ranked list.
Hybrid search runs a lexical retriever and a vector retriever on the same query and combines their results into one ranked list.
Sparse and dense retrievers fail on different queries. Learn how to fuse them, where a reranker helps or hurts, how to rewrite queries without losing exact terms, and how to benchmark each stage.