Nearest Neighbor

implicitPython

Fast Python library for collaborative filtering recommendation algorithms on implicit feedback datasets.

HLearnHaskell

A high-performance machine learning library for Haskell that leverages algebraic structures for parallel, online, and fast cross-validation training.

chromem-goGo

An embeddable vector database for Go with a Chroma-like interface, enabling RAG and semantic search without external dependencies.

goRecommendGo

A Go library implementing collaborative filtering algorithms for recommendation systems, including ALS, Bayesian, and similarity-based approaches.

erl-rstarErlang

A pure Erlang implementation of the R*-tree data structure for efficient multi-dimensional spatial indexing.