Ganngann(go-approximate-nearest-neighbor) is a library for Approximate Nearest Neighbor Search written in Go
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AnnoyApproximate Nearest Neighbors in C++/Python optimized for memory usage and loading/saving to disk
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GgnnGGNN: State of the Art Graph-based GPU Nearest Neighbor Search
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Deep MihashCode for papers "Hashing with Mutual Information" (TPAMI 2019) and "Hashing with Binary Matrix Pursuit" (ECCV 2018)
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FalconnFAst Lookups of Cosine and Other Nearest Neighbors (based on fast locality-sensitive hashing)
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PointcloudutilitiesUtilities for point cloud processing. read ply, write ply, search nearest neighbors using octree ...
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NgtNearest Neighbor Search with Neighborhood Graph and Tree for High-dimensional Data
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MilvusAn open-source vector database for embedding similarity search and AI applications.
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SmileStatistical Machine Intelligence & Learning Engine
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SoundfingerprintingOpen source audio fingerprinting in .NET. An efficient algorithm for acoustic fingerprinting written purely in C#.
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LopqTraining of Locally Optimized Product Quantization (LOPQ) models for approximate nearest neighbor search of high dimensional data in Python and Spark.
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N2TOROS N2 - lightweight approximate Nearest Neighbor library which runs fast even with large datasets
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PynndescentA Python nearest neighbor descent for approximate nearest neighbors
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Mlpackmlpack: a scalable C++ machine learning library --
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lbvhan implementation of parallel linear BVH (LBVH) on GPU
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pgvectorOpen-source vector similarity search for Postgres
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adventures-with-annAll the code for a series of Medium articles on Approximate Nearest Neighbors
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docarrayThe data structure for unstructured data
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graphgroveA framework for building (and incrementally growing) graph-based data structures used in hierarchical or DAG-structured clustering and nearest neighbor search
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kdtreeA k-d tree implementation in Go.
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ann-benchmarksBenchmarking approximate nearest neighbors. Note: This is an archived version from our SISAP 2017 paper, see below.
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knn-cppA header-only C++ library for k nearest neighbor search with Eigen3.
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DolphinnHigh Dimensional Approximate Near(est) Neighbor
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annoy.rbannoy-rb provides Ruby bindings for the Annoy (Approximate Nearest Neighbors Oh Yeah).
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Rayuela.jlCode for my PhD thesis. Library of quantization-based methods for fast similarity search in high dimensions. Presented at ECCV 18.
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kdtree-rsK-dimensional tree in Rust for fast geospatial indexing and lookup
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lshensembleLSH index for approximate set containment search
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awesome-vector-searchCollections of vector search related libraries, service and research papers
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pynanoflannUnofficial python wrapper to the nanoflann k-d tree
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wordvector beWeb服务:使用腾讯 800 万词向量模型和 spotify annoy 引擎得到相似关键词
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pqtableFast search algorithm for product-quantized codes via hash-tables
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scikit-hubnessA Python package for hubness analysis and high-dimensional data mining
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MrptFast and lightweight header-only C++ library (with Python bindings) for approximate nearest neighbor search
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ScannsA scalable nearest neighbor search library in Apache Spark
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TarsoslshA Java library implementing practical nearest neighbour search algorithm for multidimensional vectors that operates in sublinear time. It implements Locality-sensitive Hashing (LSH) and multi index hashing for hamming space.
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Faiss tipsSome useful tips for faiss
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ValdVald. A Highly Scalable Distributed Vector Search Engine
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PgannFast Approximate Nearest Neighbor (ANN) searches with a PostgreSQL database.
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NanopqPure python implementation of product quantization for nearest neighbor search
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ElastiknnElasticsearch plugin for nearest neighbor search. Store vectors and run similarity search using exact and approximate algorithms.
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Knn MattingSource Code for KNN Matting, CVPR 2012 / TPAMI 2013. MATLAB code ready to run. Simple and robust implementation under 40 lines.
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NeighborNearest neighbor search for Rails and Postgres
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