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The Top 143 Nearest Neighbor Search Open Source Projects

Categories > Computer Science > Nearest Neighbor Search
Milvus ⭐ 11,531
Vector database for scalable similarity search and AI applications.
total releases 35most recent commit 7 hours ago
Annoy ⭐ 10,091
Approximate Nearest Neighbors in C++/Python optimized for memory usage and loading/saving to disk
dependent packages 55total releases 43most recent commit 11 hours agopypi annoy} Downloads
Smile ⭐ 5,510
Statistical Machine Intelligence & Learning Engine
dependent packages 30total releases 30most recent commit 3 months ago
Mlpack ⭐ 4,046
mlpack: a scalable C++ machine learning library --
dependent packages 1total releases 12most recent commit 4 days agopypi mlpack} Downloads
Qdrant ⭐ 2,143
Qdrant - Vector Search Engine for the next generation of AI applications
most recent commit 6 hours ago
Awesome Cbir Papers ⭐ 1,396
📝Awesome and classical image retrieval papers
most recent commit 2 months ago
Falconn ⭐ 961
FAst Lookups of Cosine and Other Nearest Neighbors (based on fast locality-sensitive hashing)
most recent commit 3 years ago
Vald ⭐ 958
Vald. A Highly Scalable Distributed Vector Search Engine
dependent packages 1total releases 117most recent commit 12 hours ago
Ngt ⭐ 927
Nearest Neighbor Search with Neighborhood Graph and Tree for High-dimensional Data
dependent packages 5total releases 19most recent commit 4 days agopypi ngt} Downloads
Similarity ⭐ 847
TensorFlow Similarity is a python package focused on making similarity learning quick and easy.
total releases 148most recent commit 19 days ago
Docarray ⭐ 815
The data structure for unstructured multimodal data
dependent packages 3total releases 75most recent commit 2 days ago
Soundfingerprinting ⭐ 749
Open source audio fingerprinting in .NET. An efficient algorithm for acoustic fingerprinting written purely in C#.
dependent packages 9total releases 109most recent commit 2 months agonuget SoundFingerprinting} Downloads
Pynndescent ⭐ 645
A Python nearest neighbor descent for approximate nearest neighbors
dependent packages 23total releases 26most recent commit 18 days agopypi pynndescent} Downloads
Pgvector ⭐ 563
Open-source vector similarity search for Postgres
most recent commit 5 days ago
Lopq ⭐ 512
Training of Locally Optimized Product Quantization (LOPQ) models for approximate nearest neighbor search of high dimensional data in Python and Spark.
total releases 3most recent commit 3 years ago
N2 ⭐ 473
TOROS N2 - lightweight approximate Nearest Neighbor library which runs fast even with large datasets
total releases 2most recent commit a year ago
Awesome Vector Search ⭐ 346
Collections of vector search related libraries, service and research papers
most recent commit 8 days ago
Aquiladb ⭐ 301
An easy to use Neural Search Engine. Index latent vectors along with JSON metadata and do efficient k-NN search.
most recent commit a month ago
Faiss_tips ⭐ 280
Some useful tips for faiss
most recent commit 7 months ago
Elastiknn ⭐ 272
Elasticsearch plugin and Lucene library for nearest neighbor search. Store vectors and run similarity search using exact and approximate algorithms.
dependent packages 2total releases 29most recent commit 15 days ago
Quaterion ⭐ 267
Blazing fast framework for fine-tuning similarity learning models
total releases 23most recent commit 4 days ago
Nanopq ⭐ 221
Pure python implementation of product quantization for nearest neighbor search
total releases 11most recent commit a day ago
Mrpt ⭐ 216
Fast and lightweight header-only C++ library (with Python bindings) for approximate nearest neighbor search
most recent commit 2 years ago
Scanns ⭐ 195
A scalable nearest neighbor search library in Apache Spark
most recent commit 3 years ago
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.
most recent commit 2 years ago
Neighbor ⭐ 148
Nearest neighbor search for Rails and Postgres
total releases 5most recent commit 6 days ago
Pgann ⭐ 136
Fast Approximate Nearest Neighbor (ANN) searches with a PostgreSQL database.
most recent commit 2 years ago
Rii ⭐ 125
Fast and memory-efficient ANN with a subset-search functionality
total releases 12most recent commit 3 days ago
Faiss Wheels ⭐ 122
Unofficial faiss wheel builder
dependent packages 48total releases 13most recent commit 4 months agopypi faiss-cpu} Downloads
Knn Matting ⭐ 121
Source Code for KNN Matting, CVPR 2012 / TPAMI 2013. MATLAB code ready to run. Simple and robust implementation under 40 lines.
most recent commit 5 years ago
Fast Near Duplicate Image Search ⭐ 101
Fast Near-Duplicate Image Search and Delete using pHash, t-SNE and KDTree.
most recent commit 5 months ago
Kdtree Rs ⭐ 99
K-dimensional tree in Rust for fast geospatial indexing and lookup
dependent packages 8total releases 12most recent commit a year agocargo kdtree} Downloads
Product Quantization Tree ⭐ 78
GPU-based large scale Approx. Nearest Neighbor Search, accepted at CVPR 2016
most recent commit 4 years ago
Annbench ⭐ 63
A lightweight benchmark for approximate nearest neighbor search
most recent commit 6 months ago
Ggnn ⭐ 63
GGNN: State of the Art Graph-based GPU Nearest Neighbor Search
most recent commit a year ago
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
most recent commit 3 years ago
Gann ⭐ 57
gann(go-approximate-nearest-neighbor) is a library for Approximate Nearest Neighbor Search written in Go
most recent commit 3 years ago
Fly Lsh ⭐ 48
An implementation of efficient LSH inspired by fruit fly brain
most recent commit 4 years ago
Lshensemble ⭐ 47
LSH index for approximate set containment search
total releases 2most recent commit a month ago
Kdtree ⭐ 47
A k-d tree implementation in Go.
most recent commit 2 years ago
Rayuela.jl ⭐ 46
Code for my PhD thesis. Library of quantization-based methods for fast similarity search in high dimensions. Presented at ECCV 18.
most recent commit a year ago
Adventures With Ann ⭐ 41
All the code for a series of Medium articles on Approximate Nearest Neighbors
most recent commit 3 months ago
Pq Fast Scan ⭐ 38
PQ Fast Scan
most recent commit 3 years ago
Pqtable ⭐ 37
Fast search algorithm for product-quantized codes via hash-tables
most recent commit 4 years ago
Scikit Hubness ⭐ 34
A Python package for hubness analysis and high-dimensional data mining
total releases 10most recent commit 4 months ago
Jann ⭐ 34
Hi. I am jann. I am text input - text output chatbot model that is JUST approximate nearest neighbour.
most recent commit a year ago
Spark Knn Graphs ⭐ 31
Spark algorithms for building k-nn graphs
total releases 13most recent commit 4 years ago
Mihash ⭐ 28
Implementation of our ICCV 2017 paper: MIHash - Hashing with Mutual Information
most recent commit a year ago
Rcpphnsw ⭐ 28
Rcpp bindings for the approximate nearest neighbors library hnswlib
most recent commit 8 days ago
Dolphinn ⭐ 28
High Dimensional Approximate Near(est) Neighbor
most recent commit 5 years ago
Ann Benchmarks ⭐ 27
Benchmarking approximate nearest neighbors. Note: This is an archived version from our SISAP 2017 paper, see below.
most recent commit 4 years ago
Pylmnn ⭐ 25
Large Margin Nearest Neighbors implementation in python
total releases 22most recent commit 2 years ago
Lbvh ⭐ 23
an implementation of parallel linear BVH (LBVH) on GPU
most recent commit 2 years ago
Annoy.rb ⭐ 23
annoy-rb provides Ruby bindings for the Annoy (Approximate Nearest Neighbors Oh Yeah).
most recent commit 2 months ago
Alvd ⭐ 23
alvd = A Lightweight Vald. A lightweight distributed vector search engine works without K8s.
total releases 16most recent commit a year ago
Shrike.jl ⭐ 22
Shrike.jl: Fast approximate nearest neighbor search with random projection trees. (Benchmarks included.)
most recent commit a year ago
Graphgrove ⭐ 22
A framework for building (and incrementally growing) graph-based data structures used in hierarchical or DAG-structured clustering and nearest neighbor search
total releases 6most recent commit 10 months ago
Knn Cpp ⭐ 21
A header-only C++ library for k nearest neighbor search with Eigen3.
most recent commit 10 months ago
Annchor ⭐ 20
Fast k-NN graph construction for slow metrics
most recent commit 4 months ago
Pico_tree ⭐ 19
PicoTree is a C++ header only library with Python bindings for nearest neighbor searches and range searches using a KdTree.
most recent commit 3 months ago
Bisec Tree ⭐ 18
Bisector tree implementation in OCaml
most recent commit 3 years ago
Pointcloudutilities ⭐ 18
Utilities for point cloud processing. read ply, write ply, search nearest neighbors using octree ...
most recent commit 2 years ago
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.
most recent commit 2 years ago
Graphlab ⭐ 17
GraphLab is an application that shows visually how several graph algorithms work
most recent commit 6 years ago
Vp Tree ⭐ 16
Vantage point tree implementation in OCaml
most recent commit 9 months ago
Duplicate Img Detection ⭐ 15
A basic duplicate image detection service using perceptual image hash functions and nearest neighbor search, implemented using faiss, fastapi, and imagehash
most recent commit a year ago
Fortlearner ⭐ 14
most recent commit 11 days ago
Pynanoflann ⭐ 13
Unofficial python wrapper to the nanoflann k-d tree
most recent commit a year ago
Deep Mihash ⭐ 13
Code for papers "Hashing with Mutual Information" (TPAMI 2019) and "Hashing with Binary Matrix Pursuit" (ECCV 2018)
most recent commit 3 years ago
Quick Adc ⭐ 12
Quick ADC
most recent commit 3 years ago
Jni Faiss ⭐ 11
java native interface for faiss
most recent commit 2 years ago
Kdtree ⭐ 11
C++ implementation of KDTree & kNN classification on MNIST
most recent commit 4 years ago
Image Based Recommendations On Styles And Substitutes ⭐ 11
most recent commit 4 years ago
Falcon ⭐ 10
Large-scale tandem mass spectrum clustering using fast nearest neighbor searching.
total releases 3most recent commit a year ago
Go Ann ⭐ 10
Approximate Nearest Neighbor using the MRPT algorithm
most recent commit 4 years ago
Hnswlib.rb ⭐ 9
hnswlib.rb provides Ruby bindings for Hnswlib
most recent commit a month ago
Boi ⭐ 9
Multi-index hashing for the resolution of ANN search problem on large datasets
most recent commit 4 years ago
Flinng ⭐ 9
A fast high dimensional near neighbor search algorithm based on group testing and locality sensitive hashing
most recent commit 2 months ago
Vptree ⭐ 8
C++ Vantage Point Tree implementation with Python bindings
most recent commit 5 years ago
Findkit ⭐ 8
A Python library for content-based information retrieval
most recent commit 16 days ago
Nnext ⭐ 7
Main NNext Application Code
most recent commit 3 months ago
Nearest Neighbor Search ⭐ 7
Nearest neighbor search. Methods: LSH, hypercube, and exhaustive search.
most recent commit 2 years ago
Kd_geraf ⭐ 7
High Dimensional Approximate Nearest Neighbor
most recent commit 5 years ago
Ruannoy ⭐ 7
Rust port of annoy (https://github.com/spotify/annoy)
total releases 13most recent commit 25 days ago
Ivfadc.jl ⭐ 7
Inverted file system for billion-scale ANN search
most recent commit a year ago
Flanders ⭐ 6
Fast 2D nearest neighbor search with an angle.
total releases 3most recent commit a year ago
Qalsh_mem ⭐ 6
Query-Aware Locality-Sensitive Hashing for Approximate Nearest Neighbor Search (Memory Version of QALSH)
most recent commit a year ago
P2hnns ⭐ 6
Point-to-Hyperplane Nearest Neighbor Search Beyond the Unit Hypersphere (SIGMOD 2021)
most recent commit a year ago
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 c
most recent commit 5 years ago
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
most recent commit 5 years ago
Danny ⭐ 5
Dictionary Based Approach To Approximate Nearest Neighbors
most recent commit 3 years ago
Siamese ⭐ 5
Advertisement search interface based on image similarity.
most recent commit 5 years ago
Sisyphus ⭐ 5
Scene similarity for weak object discovery & classification
most recent commit 2 years ago
Swiftannoy ⭐ 4
Swift bindings for Annoy (Approximate Nearest Neighbors Oh Yeah)
most recent commit 2 years ago
Tsp Solver ⭐ 4
A Travelling Salesman Problem (TSP) solver using a hybrid of strategies
most recent commit 13 days ago
Deep1b_gt ⭐ 4
Compute the exact 100 nearest neighbors for deep1M, deep10M, and deep100M datasets.
most recent commit 2 years ago
Lha ⭐ 4
Code for 'Large-scale Hierarchical Alignment for Data-driven Text Rewriting'
most recent commit 3 years ago
Kd_trees ⭐ 4
Implementation of K-D tree in C++ programming language.
most recent commit 8 months ago
Lshashing ⭐ 3
python library to perform Locality-Sensitive Hashing for faster nearest neighbors search in high dimensional data
most recent commit 10 months ago
Fortran Flann ⭐ 3
Fortran bindings to the FLANN library for performing fast approximate nearest neighbor searches in high dimensional spaces.
most recent commit 2 years ago
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