I've been thinking about using BM25 as a retrieval method to enhance LLMs, I'm happy to see it mentioned here. It can complement vector search, but if it turns

I've been thinking about using BM25 as a retrieval method to enhance LLMs, I'm happy to see it mentioned here. It can complement vector search, but if it turns out to be useful on its own (maybe with query expansion and other tricks), it could be used as an alternative to vector search when running locally, or in environments with lower compute resources.