Show HN: BM25opt – 30-40 x faster BM25 search algorithms (FOSS)github.com/jankovicsandras1 pointjankovicsandras2 years agoBM25opt is a score-compatible optimized rewrite of the popular https://github.com/dorianbrown/rank_bm25 , which is used by e.g. LangChain and Llamaindex. It's much faster and tries to fix some issues as well.https://en.wikipedia.org/wiki/Okapi_BM25