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What algorithms are used for vector search relevance?
Last updated: August 21, 2025
AI Models & Technologies

Vector search uses algorithms like k-Nearest Neighbors (k-NN) and Hierarchical Navigable Small World (HNSW) to find semantically similar vectors efficiently. Once candidate vectors are found, similarity metrics (e.g., cosine similarity) are used to score and return the most relevant results.

Related Keywords
k-NNHNSWvector searchsimilarity scoring

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