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Show HN: DuckDB community extension for prefiltered HNSW using ACORN-1
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Show HN: DuckDB community extension for prefiltered HNSW using ACORN-1

via Hacker Newscigrainger3h ago

Hey folks! As someone doing hybrid search daily and wishing I could have a pgvector-like experience but with actual prefiltered approximate nearest neighbours, I decided to just take a punt on implementing ACORN on a fork of the DuckDB VSS extension. I had to make some changes to (vendored) usearch that I'm thinking of submitting upstream. But this does the business. Approximate nearest neighbours with WHERE prefiltering. Comments URL: https://news.ycombinator.com/item?id=47512891 Points: 5 # Comments: 0

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