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Reranking

Hybrid Search achieves more precise search results through multiple simultaneous ANN searches. Multiple searches return several sets of results, which require a reranking strategy to help merge and reorder the results and return a single set of results. This guide will introduce the reranking strategies supported by Zilliz Cloud and provide tips for selecting the appropriate reranking strategy.

Weighted Ranker [READ MORE]

Weighted Ranker intelligently combines and prioritizes results from multiple search paths by assigning different importance weights to each. Similar to how a skilled chef balances multiple ingredients to create the perfect dish, Weighted Ranker balances different search results to deliver the most relevant combined outcomes. This approach is ideal when searching across multiple vector fields or modalities where certain fields should contribute more significantly to the final ranking than others.