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softwaredoug 69 days ago | parent | context | favorite | on: Understanding the BM25 full text search algorithm

A warning that RRF is often not Enough, as it can just drag a good solution down towards the worse solution :)

https://softwaredoug.com/blog/2024/11/03/rrf-is-not-enough

emschwartz 69 days ago [–]

Ah, that's great! Thanks for sharing that.

I had actually implemented full text search + vector search using RRF but I kept it disabled by default because it wasn't meaningfully improving my results. This seems like a good hypothesis as to why.

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