Configurable metric types for vector comparison (inner product, L1, L2 etc)

asg017 / sqlite-vss

A SQLite extension for efficient vector search, based on Faiss!

MIT License

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Closed asg017 closed 1 year ago

asg017 commented 1 year ago

Currently defaults to L2. Should be configurable for each index like so:

create virtual table articles using vss0(
  headline_embeddings(1024) metric_type=L1,
  description_embeddings(1024) metric_type=INNER_PRODUCT
);