The Top 142 Nearest Neighbor Search Open Source Projects on Github

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Web User Interface 📦 194

The Top 142 Nearest Neighbor Search Open Source Projects on Github

Categories > Computer Science > Nearest Neighbor Search

Annoy ⭐ 9,074

Approximate Nearest Neighbors in C++/Python optimized for memory usage and loading/saving to disk

Milvus ⭐ 8,841

An open-source vector database for embedding similarity search and AI applications.

Smile ⭐ 5,382

Statistical Machine Intelligence & Learning Engine

Mlpack ⭐ 3,847

mlpack: a scalable C++ machine learning library --

Awesome Cbir Papers ⭐ 1,281

📝Awesome and classical image retrieval papers

Falconn ⭐ 961

FAst Lookups of Cosine and Other Nearest Neighbors (based on fast locality-sensitive hashing)

Vald. A Highly Scalable Distributed Vector Search Engine

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

Qdrant - vector similarity search engine with extended filtering support

Soundfingerprinting ⭐ 613

Open source audio fingerprinting in .NET. An efficient algorithm for acoustic fingerprinting written purely in C#.

Similarity ⭐ 606

TensorFlow Similarity is a python package focused on making similarity learning quick and easy.

Pynndescent ⭐ 519

A Python nearest neighbor descent for approximate nearest neighbors

Training of Locally Optimized Product Quantization (LOPQ) models for approximate nearest neighbor search of high dimensional data in Python and Spark.

TOROS N2 - lightweight approximate Nearest Neighbor library which runs fast even with large datasets

Pgvector ⭐ 422

Open-source vector similarity search for Postgres

Faiss_tips ⭐ 262

Some useful tips for faiss

Aquiladb ⭐ 251

An easy to use Neural Search Engine. Index latent vectors along with JSON metadata and do efficient k-NN search.

Elastiknn ⭐ 222

Elasticsearch plugin and Lucene library for nearest neighbor search. Store vectors and run similarity search using exact and approximate algorithms.

Fast and lightweight header-only C++ library (with Python bindings) for approximate nearest neighbor search

A scalable nearest neighbor search library in Apache Spark

Tarsoslsh ⭐ 176

A 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.

Pure python implementation of product quantization for nearest neighbor search

Neighbor ⭐ 136

Nearest neighbor search for Rails and Postgres

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

Awesome Vector Search ⭐ 136

Collections of vector search related libraries, service and research papers

Knn Matting ⭐ 121

Source Code for KNN Matting, CVPR 2012 / TPAMI 2013. MATLAB code ready to run. Simple and robust implementation under 40 lines.

Fast and memory-efficient ANN with a subset-search functionality

Faiss Wheels ⭐ 102

Unofficial faiss wheel builder

Kdtree Rs ⭐ 99

K-dimensional tree in Rust for fast geospatial indexing and lookup

Product Quantization Tree ⭐ 78

GPU-based large scale Approx. Nearest Neighbor Search, accepted at CVPR 2016

Interactiveknn ⭐ 76

Interactive K-Nearest Neighbors machine learning algorithm in JavaScript.

Fast Near Duplicate Image Search ⭐ 71

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

GGNN: State of the Art Graph-based GPU Nearest Neighbor Search

Annbench ⭐ 61

A lightweight benchmark for approximate nearest neighbor search

Wordvector_be ⭐ 61

Web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

gann(go-approximate-nearest-neighbor) is a library for Approximate Nearest Neighbor Search written in Go

An implementation of efficient LSH inspired by fruit fly brain

A k-d tree implementation in Go.

Rayuela.jl ⭐ 46

Code for my PhD thesis. Library of quantization-based methods for fast similarity search in high dimensions. Presented at ECCV 18.

Pq Fast Scan ⭐ 38

Fast search algorithm for product-quantized codes via hash-tables

Adventures With Ann ⭐ 36

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

Hi. I am jann. I am text input - text output chatbot model that is JUST approximate nearest neighbour.

Spark Knn Graphs ⭐ 31

Spark algorithms for building k-nn graphs

Lshensemble ⭐ 29

LSH index for approximate set containment search

Implementation of our ICCV 2017 paper: MIHash - Hashing with Mutual Information

Dolphinn ⭐ 28

High Dimensional Approximate Near(est) Neighbor

Ann Benchmarks ⭐ 27

Benchmarking approximate nearest neighbors. Note: This is an archived version from our SISAP 2017 paper, see below.

Large Margin Nearest Neighbors implementation in python

alvd = A Lightweight Vald. A lightweight distributed vector search engine works without K8s.

an implementation of parallel linear BVH (LBVH) on GPU

Rcpphnsw ⭐ 23

Rcpp bindings for the approximate nearest neighbors library hnswlib

Graphgrove ⭐ 22

A framework for building (and incrementally growing) graph-based data structures used in hierarchical or DAG-structured clustering and nearest neighbor search

Shrike.jl ⭐ 22

Shrike.jl: Fast approximate nearest neighbor search with random projection trees. (Benchmarks included.)

A header-only C++ library for k nearest neighbor search with Eigen3.

Scikit Hubness ⭐ 20

A Python package for hubness analysis and high-dimensional data mining

Bisec Tree ⭐ 18

Bisector tree implementation in OCaml

Pico_tree ⭐ 18

PicoTree is a C++ header only library with Python bindings for nearest neighbor searches and range searches using a KdTree.

Pointcloudutilities ⭐ 18

Utilities for point cloud processing. read ply, write ply, search nearest neighbors using octree ...

Fast Lopq ⭐ 18

Fast C++ implementation of https://github.com/yahoo/lopq: Locally Optimized Product Quantization (LOPQ) model and searcher for approximate nearest neighbor search of high dimensional data.

Graphlab ⭐ 17

GraphLab is an application that shows visually how several graph algorithms work

Annoy.rb ⭐ 16

Annoy.rb provides Ruby bindings for the Annoy (Approximate Nearest Neighbors Oh Yeah).

Vantage point tree implementation in OCaml

Cloud Native Distributed Nearest Neighbour Search

Deep Mihash ⭐ 13

Code for papers "Hashing with Mutual Information" (TPAMI 2019) and "Hashing with Binary Matrix Pursuit" (ECCV 2018)

Pynanoflann ⭐ 13

Unofficial python wrapper to the nanoflann k-d tree

Fast k-NN graph construction for slow metrics

Quick Adc ⭐ 12

Beevector ⭐ 12

Cloud Native Distributed Nearest Neighbour Search

Image Based Recommendations On Styles And Substitutes ⭐ 11

C++ implementation of KDTree & kNN classification on MNIST

Jni Faiss ⭐ 11

java native interface for faiss

Large-scale tandem mass spectrum clustering using fast nearest neighbor searching.

Approximate Nearest Neighbor using the MRPT algorithm

Multi-index hashing for the resolution of ANN search problem on large datasets

C++ Vantage Point Tree implementation with Python bindings

Hnswlib.rb ⭐ 8

Hnswlib.rb provides Ruby bindings for the Hnswlib

High Dimensional Approximate Nearest Neighbor

Ivfadc.jl ⭐ 7

Inverted file system for billion-scale ANN search

Nearest Neighbor Search ⭐ 7

Nearest neighbor search. Methods: LSH, hypercube, and exhaustive search.

Machine Learning Clustering Retrieval ⭐ 6

Built text and image clustering models using unsupervised machine learning algorithms such as nearest neighbors, k means, LDA , and used techniques such as expectation maximization, locality sensitive hashing, and gibbs sampling in Python

Simsearch Text ⭐ 6

This code implements fast cosine similarity search between text sentences. You have a database of sentences (can be tweets/ documents etc ) and a list of query sentences. This code searches the database and finds the nearest neighbhor to the given queries using cosine similarity. The code supports 1) brute force search 2) Fast exact search by building smart indexes 3) Fast approximate search (given the error tolerance) . It is written in C language and you just need basic c compiler to use the code. It has been tested on linux 64 bit machines

Fast 2D nearest neighbor search with an angle.

Qalsh_mem ⭐ 6

Query-Aware Locality-Sensitive Hashing for Approximate Nearest Neighbor Search (Memory Version of QALSH)

A Python library for content-based information retrieval

Point-to-Hyperplane Nearest Neighbor Search Beyond the Unit Hypersphere (SIGMOD 2021)

Neural Locality Sensitive Hashing ⭐ 5

End-to-End learning space partition for Locality Sensitive Hashing

Scene similarity for weak object discovery & classification

Dictionary Based Approach To Approximate Nearest Neighbors

Advertisement search interface based on image similarity.

Web Auction Site ⭐ 4

Ebay-like website for a college project

Code for 'Large-scale Hierarchical Alignment for Data-driven Text Rewriting'

Deep1b_gt ⭐ 4

Compute the exact 100 nearest neighbors for deep1M, deep10M, and deep100M datasets.

Swiftannoy ⭐ 4

Swift bindings for Annoy (Approximate Nearest Neighbors Oh Yeah)

MATLAB library for N-D patch work

Petal Neighbors ⭐ 3

Nearest neighbor search algorithms including a ball tree and a vantage point tree.

Fortran Flann ⭐ 3

Fortran bindings to the FLANN library for performing fast approximate nearest neighbor searches in high dimensional spaces.

Lshashing ⭐ 3

python library to perform Locality-Sensitive Hashing for faster nearest neighbors search in high dimensional data

Product Quantization k-Nearest Neighbors

Supervised distance metric learning through maximization of the Jeffrey divergence

1-100 of 142 projects

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Advertising 📦 9

Application Programming Interfaces 📦 120

Applications 📦 181

Artificial Intelligence 📦 72

Blockchain 📦 70

Build Tools 📦 111

Cloud Computing 📦 79

Code Quality 📦 28

Collaboration 📦 30

Command Line Interface 📦 48

Community 📦 81

Companies 📦 60

Compilers 📦 60

Computer Science 📦 74

Configuration Management 📦 39

Content Management 📦 167

Control Flow 📦 197

Data Formats 📦 77

Data Processing 📦 266

Data Storage 📦 132

Economics 📦 60

Frameworks 📦 198

Graphics 📦 103

Hardware 📦 148

Integrated Development Environments 📦 47

Learning Resources 📦 147

Libraries 📦 119

Lists Of Projects 📦 21

Machine Learning 📦 336

Mapping 📦 61

Marketing 📦 15

Mathematics 📦 55

Messaging 📦 97

Networking 📦 304

Operating Systems 📦 84

Operations 📦 120

Package Managers 📦 52

Programming Languages 📦 229

Runtime Environments 📦 96

Science 📦 42

Security 📦 375

Social Media 📦 26

Software Architecture 📦 70

Software Development 📦 68

Software Performance 📦 57

Software Quality 📦 127

Text Editors 📦 45

Text Processing 📦 131

User Interface 📦 310

User Interface Components 📦 465

Version Control 📦 29

Virtualization 📦 68

Web Browsers 📦 38

Web Servers 📦 25

Web User Interface 📦 194

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