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    • Start here
    • Learning paths5 paths
    • Modules11 modules
    • Projects5 projects
    • Quizzes
    • Flashcards
    • Homework
    • Interview prep8 question banks
    • Cheat sheets11 sheets
    • Glossary239 terms
    • Code snippets
    • Ask the mentor
    • My notes
    • My progress
  1. Reference
  2. HNSW

Glossary

HNSW

Hierarchical Navigable Small World, a layered graph index. Search starts in a sparse top layer and descends to a dense bottom layer. High recall, memory-heavy.

Where it is explained

  • Vector databasesEmbeddings and vector search

See also

Terms explained in the same lessons.

  • Approximate nearest neighbor (ANN) search
  • ef_search
  • Exact search
  • IVF
  • nprobe
  • pgvector
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GGenerative AI

Learn generative AI from the first token to production systems.

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