A warning that RRF is often not Enough, as it can just drag a good solution down... | Hacker News

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		softwaredoug on Nov 20, 2024 \| 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 on Nov 20, 2024 [–]

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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