nearest-neighbors

There are 4 repositories under nearest-neighbors topic.

erikbern / ann-benchmarks
Benchmarks of approximate nearest neighbor libraries in Python
nearest-neighbors benchmark docker
Language:Python 5434
edyoda / data-science-complete-tutorial
For extensive instructor led learning
machine-learning scikit-learn linear-regression nearest-neighbors feature-selection decision-trees numpy pandas pipeline
Language:Jupyter Notebook 1817
fwilliams / point-cloud-utils
An easy-to-use Python library for processing and manipulating 3D point clouds and meshes.
poisson-disk-sampling poisson sampling mesh geometry python numpy lloyd-relaxation hausdorff-measure hausdorff hausdorff-distance poisson-disc-sampling nearest-neighbor nanoflann optimal-transport sinkhorn sinkhorn-distance chamfer-distance point-cloud nearest-neighbors
Language:C++ 1478
NGT
yahoojapan / NGT
Nearest Neighbor Search with Neighborhood Graph and Tree for High-dimensional Data
approximate-nearest-neighbor-search k-nearest-neighbors knn-search nearest-neighbor-search nearest-neighbors
Language:C++ 1324
tensorflow / similarity
TensorFlow Similarity is a python package focused on making similarity learning quick and easy.
similarity-learning metric-learning similarity-search nearest-neighbor-search nearest-neighbors deep-learning tensorflow contrastive-learning machine-learning unsupervised-learning clustering python simclr simclr2 barlow-twins simsiam cosine-similarity knn
Language:Python 1023
rapidsai / raft
RAFT contains fundamental widely-used algorithms and primitives for machine learning and information retrieval. The algorithms are CUDA-accelerated and form building blocks for more easily writing high performance applications.
anns building-blocks clustering cuda distance gpu information-retrieval linear-algebra llm machine-learning nearest-neighbors primitives random-sampling solvers sparse statistics vector-search vector-similarity vector-store neighborhood-methods
Language:Cuda 933
markdregan / K-Nearest-Neighbors-with-Dynamic-Time-Warping
Python implementation of KNN and DTW classification algorithm
machine-learning timeseries classification-algorithm human-activity-recognition nearest-neighbors dynamic-programming dynamic-time-warping
Language:Jupyter Notebook 786
rapidsai / cuvs
cuVS - a library for vector search and clustering on the GPU
anns clustering cuda distance gpu information-retrieval llm machine-learning nearest-neighbors neighborhood-methods similarity-search sparse statistics vector-search vector-similarity vector-store
Language:Cuda 514
KristofferC / NearestNeighbors.jl
High performance nearest neighbor data structures (KDTree and BallTree) and algorithms for Julia.
nearest-neighbors datastructures knn-search range-search
Language:Julia 445
vc1492a / PyNomaly
Anomaly detection using LoOP: Local Outlier Probabilities, a local density based outlier detection method providing an outlier score in the range of [0,1].
outlier-detection anomaly-detection machine-learning outlier-scores probability outliers anomalies nearest-neighbors
Language:Python 328
LinkedInAttic / scanns
A scalable nearest neighbor search library in Apache Spark
lsh nearest-neighbor-search spark nearest-neighbors
Language:Scala 263
ArborX
arborx / ArborX
Performance-portable geometric search library
c-plus-plus cpp bounding-volume-hierarchy kokkos gpu knn-search hpc distributed mpi cuda parallel nearest-neighbors dbscan clustering high-performance-computing hdbscan
Language:C++ 209
umbertogriffo / fast-near-duplicate-image-search
Fast Near-Duplicate Image Search and Delete using pHash, t-SNE and KDTree.
phash kd-tree kdtree nearest-neighbor-search nearest-neighbors near-duplicate duplicate-detection duplicates-removed perceptual-hashing t-sne image-processing computer-vision hashing image-deduplication
Language:Python 162
microsoft / snca.pytorch
Improving Generalization via Scalable Neighborhood Component Analysis
computer-vision deep-learning visual-recognition nearest-neighbors few-shot-learning transfer-learning eccv-2018
Language:Python 137
jobergum / dense-vector-ranking-performance
Performance evaluation of nearest neighbor search using Vespa, Elasticsearch and Open Distro for Elasticsearch K-NN
vespa-engine elasticsearch tensors nearest-neighbors
Language:Python 117
trevorprater / pymorton
A lightweight and efficient Python Morton encoder with support for geo-hashing
nearest-neighbors bit-interleaving sorting-algorithms geospatial-analysis morton-code z-order quadtree image-processing hashing-algorithm dimensionality-reduction latitude-and-longitude search-algorithm
Language:Python 114
PeiJieSun / NESCL
The code repository for the paper: Peijie et al., Neighborhood-Enhanced Supervised Contrastive Learning for Collaborative Filtering. IEEE TKDE, 2023.
collaborative-filtering itemknn nearest-neighbors self-supervised-learning supervised-contrastive-learning userknn lightgcn sgl self-supervised-graph-learning-for-recommendation neighborhood-recommendation
Language:Python 101
HaojiHu / TIFUKNN
kNN-based next-basket recommendation
knn-collaborative-filter market-basket-analysis next-baket-recommendation collaborative-filtering nearest-neighbors basket-recommendation recommender-system recommendation-system
Language:Python 88
segasai / q3c
PostgreSQL extension for spatial indexing on a sphere
postgresql sphere astronomy nearest-neighbors query coordinates
Language:C 84
UMBCvision / CompRess
Compressing Representations for Self-Supervised Learning
self-supervised-learning computer-vision representation-learning model-compression knn knowledge-distillation nearest-neighbors clustering
Language:Python 78
eddelbuettel / rcppannoy
Rcpp bindings for Annoy
r-package r cran annoy nearest-neighbors nearest
Language:C++ 75
davpinto / fastknn
Fast k-Nearest Neighbors Classifier for Large Datasets
rstats kaggle decision-boundaries shrinkage-estimator knn nearest-neighbors feature-extraction feature-engineering dimension-reduction
Language:R 69
drprojects / point_geometric_features
Python wrapper around C++ utilities for computing neighbors and local geometric features of a point cloud
3d python numpy machine-learning geometric-features point-cloud cpu fast features nanoflann nearest-neighbors neighbor-search radius-neighbors
Language:C++ 66
annchor
gchq / annchor
Fast k-NN graph construction for slow metrics
approximate-nearest-neighbor-search knn-graphs knn-python nearest-neighbor-search nearest-neighbors
Language:Python 63
jefferislab / RANN
R package providing fast nearest neighbour search (wraps ANN library)
nearest-neighbours ann-library r r-package nearest-neighbors
Language:R 61
indoor-positioning
patrickfav / indoor-positioning
A full-featured indoor positioning system that was developed during my master thesis. It has a javascript based rich UI and has a server-client architecture.
angular couchdb highcharts iot javaee nearest-neighbors open-wrt received-signal-strength wifi
Language:Java 57
ybyygu / rust-octree
rust implementation of octree algorithm for nearest neighbor search in 3D space
rust data-structures nearest-neighbors
Language:Rust 49
davisidarta / dbMAP
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.
dimensionality-reduction single-cell visualization high-dimensional diffusion-process machine-learning graph-layout umap nearest-neighbors denoising
Language:Python 48
dillondaudert / NearestNeighborDescent.jl
Efficient approximate k-nearest neighbors graph construction and search in Julia
nearest-neighbors distance knn-graphs knn-algorithm approximate-nearest-neighbor-search julialang nndescent machine-learning
Language:Julia 47
ejaasaari / lorann
Approximate Nearest Neighbor search using reduced-rank regression, with extremely fast queries, tiny memory usage, and rapid indexing on modern vector embeddings.
approximate-nearest-neighbor-search cpp machine-learning nearest-neighbor-search python vector-search embeddings vector-database vector-index nearest-neighbors
Language:C++ 46
jchambers / jvptree
A generic vantage point tree (vp-tree) implementation in Java
vp-tree java nearest-neighbors
Language:Java 46
Nonlinear-Analysis-Core / NONANLibrary
This is our standard library for nonlinear analysis. Many of these functions are the same we use in our services. We do have additional methods that are not public but could be made available in a future release. If you are interested in learning more, attending our workshops or webinars or using our data analysis services please contact bmchnonan@unomaha.edu.
lyapunov lyapunov-exponents detrended-fluctuation-analysis entropy entropy-measures ami mutual-information chaos nearest-neighbors relative-phase surrogate
Language:MATLAB 46
stephenleo / adventures-with-ann
All the code for a series of Medium articles on Approximate Nearest Neighbors
machine-learning-algorithms python ann nearest-neighbor-search nearest-neighbors approximate-nearest-neighbor-search
Language:Jupyter Notebook 45
dylanljones / lattpy
Simple and efficient Python package for modeling d-dimensional Bravais lattices in solid state physics.
physics crystal lattice bravais bravais-lattice python high-dimensional neighbors solid-state-physics computational-physics nearest-neighbors
Language:Python 43
nmonath / graphgrove
A framework for building (and incrementally growing) graph-based data structures used in hierarchical or DAG-structured clustering and nearest neighbor search
clustering hierarchical-clustering incremental-clustering online-clustering nearest-neighbor-search nearest-neighbors
Language:C++ 43
tirthajyoti / R-stats-machine-learning
Misc Statistics and Machine Learning codes in R
r machine-learning statistics regression principal-component-analysis classification support-vector-machines neural-network clustering k-means hypothesis-testing nearest-neighbors random-forest decision-trees
Language:R 43