cigrainger/duckdb-hnsw-acorn

ACORN-1 pre-filtered HNSW search for DuckDB

90 best points · 5 comments · 1 Hacker News post · 67 GitHub stars · View on GitHub

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• Show HN: DuckDB community extension for prefiltered HNSW using ACORN-1 (90 points, 5 comments, by cigrainger, 2026-03-25)