Fast lexical search implementing BM25 in Python using Numpy, Numba and Scipy

Simple Haystack in-memory document store alternative that performs incremental indexing and supports SentencePiece tokenizer.

An unsupervised text summarization and information retrieval library under the hood using natural language processing models

A Text Retrieval Approach Using BM25+ and BERT Reranking

Implementation of an Information Retrieval-based Chatbot

Extractive Text Summarization using Integrated TextRank and BM25+ Algorithm

Best Match 25

Implementation of the BM25 Model for Information Retrieval presented in TREC-3