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hashing image video perceptual-hashing image-hashing video-hashing image-similarity threatexchange ncmec video-similarity stopncii
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Mar 18, 2026 - C++
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Perceptual hashing
Perceptual hashing is the use of an algorithm that attempts to fingerprint multimedia for identification and comparison. Perceptual hashes of two similar multimedia should be similar.
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pHash - the open source perceptual hash library
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Jan 30, 2023 - C++
Identifying and removing near-duplicate images using perceptual hashing.
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Apr 25, 2025 - Python
Python library to calculate the difference hash (perceptual hash) for a given image, useful for detecting duplicates
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May 27, 2024 - Python
Fast Near-Duplicate Image Search and Delete using pHash, t-SNE and KDTree.
hashing computer-vision kd-tree image-processing nearest-neighbor-search phash nearest-neighbors t-sne perceptual-hashing duplicates-removed image-deduplication duplicate-detection kdtree near-duplicate
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Nov 22, 2022 - Python
A catalog of naturally occurring images whose Apple NeuralHash is identical.
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Dec 26, 2022 - JavaScript
vips-powered ruby gem to measure images similarity, implementing dHash and IDHash algorithms
gem fingerprint fingerprints similarity-measures image-comparison perceptual-hashing similarity-search dhash
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Apr 12, 2025 - Ruby
Tool to detect (and get rid of) similar images using perceptual hashing (pHash lib)
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Nov 6, 2016 - Python
Golang library for computing perceptual hashes of images
go golang image-processing perceptual-hashing difference-hash perceptual-hashes average-hash image-similarity
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Feb 2, 2018 - Go
sharp based perceptual hash implementation
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Oct 31, 2024 - JavaScript
Lightroom plug-in to deduplicate images based on perceptual hash algorithms
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Nov 17, 2021 - Lua
A simple perceptual hash library in pure Go.
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Jan 8, 2024 - Go
Calculate PhotoDNA hashes using Python
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Mar 20, 2025 - Python
[FAccT 2022] Source code for our paper "Learning to Break Deep Perceptual Hashing: The Use Case NeuralHash".
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Jul 11, 2024 - Python
Dart package for comparing images. Find the difference between two images by using a variety of image comparison techniques.
dart image algorithm image-processing flutter perceptual-hashing imagecomparison euclidean-algorithm rgb-histogram average-hash-algorithm
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Mar 28, 2024 - Dart
CLI Java wrapper for the PhotoDNA library
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Nov 11, 2025 - Java
C/C++ replacement for the 'imagehash' python package
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Jun 12, 2023 - C++
open source perceptual hashing library
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Oct 13, 2020 - C++
Reverse image search utility based on perceptual hash algorithms
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Nov 4, 2016 - C#
Image comparison by hash codes
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Jul 22, 2020 - Scala
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