neighbours - Moozonian

GitHub Repo https://github.com/philbinj/fastann

A library for fast approximate nearest neighbours

GitHub Repo https://github.com/wihoho/KNN

K Nearest Neighbours

GitHub Repo https://github.com/andrewclegg/sketchy

Simple approximate-nearest-neighbours in Python using locality sensitive hashing.

GitHub Repo https://github.com/ArthurBrussee/KNN

Fast K-Nearest Neighbour Library for Unity DOTS

GitHub Repo https://github.com/sakov/nn-c

Natural Neighbours interpolation

GitHub Repo https://github.com/piskvorky/sim-shootout

Code for "Performance shootout between nearest-neighbour libraries": http://radimrehurek.com/2013/11/performance-shootout-of-nearest-neighbours-intro

GitHub Repo https://github.com/luizgh/knn

C++ implementation of K-nearest neighbours

GitHub Repo https://github.com/manzilzaheer/CoverTree

Cover Tree implementation in C++ for k-Nearest Neighbours and range search

GitHub Repo https://github.com/paulbrodersen/inverse_distance_weighting

Interpolation in D-dimensional spaces using inverse distance weighted, k-nearest neighbours

GitHub Repo https://github.com/pixelogik/NearPy

Python framework for fast (approximated) nearest neighbour search in large, high-dimensional data sets using different locality-sensitive hashes.