nearest-neighbors

Benchmarks of approximate nearest neighbor libraries in Python

For extensive instructor led learning

Nearest Neighbor Search with Neighborhood Graph and Tree for High-dimensional Data

Python implementation of KNN and DTW classification algorithm

A Python library for common tasks on 3D point clouds

High performance nearest neighbor data structures and algorithms for Julia.

Anomaly detection using LoOP: Local Outlier Probabilities, a local density based outlier detection method providing an outlier score in the range of [0,1].

A scalable nearest neighbor search library in Apache Spark

Fast Approximate Nearest Neighbor (ANN) searches with a PostgreSQL database.

Improving Generalization via Scalable Neighborhood Component Analysis

Fast Near-Duplicate Image Search and Delete using pHash, t-SNE and KDTree.

Performance evaluation of nearest neighbor search using Vespa, Elasticsearch and Open Distro for Elasticsearch K-NN

A lightweight and efficient Python Morton encoder with support for geo-hashing

Get started with Machine Learning with Python - An introduction with Python programming examples

Fast k-Nearest Neighbors Classifier for Large Datasets

Compressing Representations for Self-Supervised Learning

Rcpp bindings for Annoy

Performance-portable geometric search library

PostgreSQL extension for spatial indexing on a sphere

R package providing fast nearest neighbour search (wraps ANN library)

All the code for a series of Medium articles on Approximate Nearest Neighbors

A memory-resident geospatial index library for Java

A fast, accurate, and modularized dimensionality reduction approach based on diffusion harmonics and graph layouts. Escalates to millions of samples on a personal laptop. Adds high-dimensional big data intrinsic structure to your clustering and data visualization workflow.

A generic vantage point tree (vp-tree) implementation in Java

kNN-based next-basket recommendation

Data Mining Algorithms with C# using LINQ

Efficient approximate k-nearest neighbors graph construction and search in Julia

Misc Statistics and Machine Learning codes in R

rust implementation of octree algorithm for nearest neighbor search in 3D space