Similarity Open Source Projects

Milvus is a high-performance, cloud-native vector database built for scalable vector ANN search

A library for efficient similarity search and clustering of dense vectors.

Qdrant - High-performance, massive-scale Vector Database and Vector Search Engine for the next generation of AI. Also available in the cloud https://cloud.qdrant.io/

Turi Create simplifies the development of custom machine learning models.

Best Practices, code samples, and documentation for Computer Vision.

text2vec, text to vector. 文本向量表征工具，把文本转化为向量矩阵，实现了Word2Vec、RankBM25、Sentence-BERT、CoSENT等文本表征、文本相似度计算模型，开箱即用。

LPIPS metric. pip install lpips

Minimal keyword extraction with BERT

A python package to analyze and compare voices with deep learning

小型金融知识图谱构建流程（neo4j / python / cypher / KG）

Implementation of various string similarity and distance algorithms: Levenshtein, Jaro-winkler, n-Gram, Q-Gram, Jaccard index, Longest Common Subsequence edit distance, cosine similarity ...

Finds degree of similarity between two strings, based on Dice's Coefficient, which is mostly better than Levenshtein distance.

A python tool for evaluating the quality of sentence embeddings.

pytorch structural similarity (SSIM) loss

Documents, papers and codes related to Natural Language Processing, including Topic Model, Word Embedding, Named Entity Recognition, Text Classificatin, Text Generation, Text Similarity, Machine Translation)，etc.

similarity: Text similarity calculation Toolkit for Java. 文本相似度计算工具包，java编写，可用于文本相似度计算、情感分析等任务，开箱即用。

Measures and metrics for image2image tasks. PyTorch.

font vectors used for fontjoy.com

Visualization of related subreddits

Tensorflow based implementation of deep siamese LSTM network to capture phrase/sentence similarity using character/word embeddings

Image similarity comparison simulating human perception (multiscale SSIM in Rust)

A powerful and modular toolkit for record linkage and duplicate detection in Python

A library implementing different string similarity and distance measures using Python.

A collection of notebooks for Natural Language Processing from NLP Town

Implementing Siamese networks with a contrastive loss for similarity learning

Perceptual Quality Estimator for speech and audio

Similarities: a toolkit for similarity calculation and semantic search. 相似度计算、匹配搜索工具包，支持亿级数据文搜文、文搜图、图搜图，python3开发，开箱即用。

A PyTorch implementation of "SimGNN: A Neural Network Approach to Fast Graph Similarity Computation" (WSDM 2019).

Fuzzy string matching, grouping, and evaluation.

Ruby gem to calculate the similarity between texts using tf*idf

Natural Language Processing Tools in PHP

End-to-end deep learning image-similarity search engine

综合了同义词词林扩展版与知网（Hownet）的词语相似度计算方法，词汇覆盖更多、结果更准确。

Video quality metrics, reference implementation in python: VIF, SSIM, PSNR, ...

Semantic Text Similarity Dataset Hub

A tutorial on the t-SNE learning algorithm

Find a needle (a document or record) in a haystack using string similarity and (optionally) regular expression rules. Uses Dice's Coefficient (aka Pair Similiarity) and Levenshtein Distance internally.

A curated list of awesome decompilation resources and projects.

自然语言处理工具Macropodus，基于Albert+BiLSTM+CRF深度学习网络架构，中文分词，词性标注，命名实体识别，新词发现，关键词，文本摘要，文本相似度，科学计算器，中文数字阿拉伯数字(罗马数字)转换，中文繁简转换，拼音转换。tookit(tool) of NLP，CWS(chinese word segnment)，POS(Part-Of-Speech Tagging)，NER(name entity recognition)，Find(new words discovery)，Keyword(keyword extraction)，Summarize(text summarization)，Sim(text similarity)，Calculate(scientific calculator)，Chi2num(chinese number to arabic number)

:chart_with_upwards_trend: Implementation of eight evaluation metrics to access the similarity between two images. The eight metrics are as follows: RMSE, PSNR, SSIM, ISSM, FSIM, SRE, SAM, and UIQ.

pHash - the open source perceptual hash library

Hashdiff is a ruby library to to compute the smallest difference between two hashes

All image quality metrics you need in one package.

An awesome & curated list of binary code similarity papers

A content-based recommender system that recommends movies similar to the movie the user likes and analyses the sentiments of the reviews given by the user

📚 String comparison and edit distance algorithms library, featuring : Levenshtein, LCS, Hamming, Damerau levenshtein (OSA and Adjacent transpositions algorithms), Jaro-Winkler, Cosine, etc...

All-pair set similarity search on millions of sets in Python and on a laptop

React web app for drawing self-similarity matrices from text

difPy - Python package for finding duplicate and similar images

A very simple content-based recommendation engine. Great for learning, but also ready for real-world use.

My Keras implementation of the Deep Semantic Similarity Model (DSSM)/Convolutional Latent Semantic Model (CLSM) described here: http://research.microsoft.com/pubs/226585/cikm2014_cdssm_final.pdf.

Computing similarity of two sentences with google's BERT algorithm。利用Bert计算句子相似度。语义相似度计算。文本相似度计算。

A .NET port of java-string-similarity

The source code of "Deep Exemplar-based Colorization".

:dart: String metrics and phonetic algorithms for Scala (e.g. Dice/Sorensen, Hamming, Jaccard, Jaro, Jaro-Winkler, Levenshtein, Metaphone, N-Gram, NYSIIS, Overlap, Ratcliff/Obershelp, Refined NYSIIS, Refined Soundex, Soundex, Weighted Levenshtein).

IQA: Deep Image Structure and Texture Similarity Metric

CogComp's Natural Language Processing Libraries and Demos: Modules include lemmatizer, ner, pos, prep-srl, quantifier, question type, relation-extraction, similarity, temporal normalizer, tokenizer, transliteration, verb-sense, and more.

中文文本语义相似度（Chinese Semantic Text Similarity）语料库建设