Libraries tagged by algo

collaborative filtering recommender systems

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SimHash similarities algorithm implementation for PHP 5.3

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A PHP library of various ASN.1 types for cryptographic applications.

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Deterministic pseudo-random generators library with dozens of useful functions and several sources of randomness

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a machine learning lib

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Phactor is a high-performance PHP implementation of the elliptic curve math functions required to generate & verify private/public (asymmetric) EC keypairs and ECDSA signatures based on secp256k1 curve parameters. This library also includes a class to generate Service Identification Numbers (SINs) based on the published Identity Protocol v1 spec.

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Search Engine Abstraction Layer

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An implementation of the 'longest common subsequence' algorithm for PHP.

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PHP implementations of online statistical algorithms

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High-Performance TopSort/Dependency resolving algorithm (compatibility version to work with 5.3)

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Implementation of the State Set Index Algorithm

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Geohash Algorithm to encode geographic coordinates to a string of letters and digits

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PHP rate limiting library with Token Bucket Algorithm, originally touhonoob/rate-limit

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Add server-side response compression with a range of different algorithms (Gzip, brotli, deflate...)

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Symfony bundle that integrates gentle-force library for limiting both brute-force attempts and ordinary requests, using leaky/token bucket algorithm, based on Redis

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