Implementation of the Specification pattern and logical expressions for PHP.
Simple and fast PHP expression parser, based on secure use of eval(). Supports both PHP 5.x long classnames and PHP 5.3 namespaces with short class names.
A simple web scraper for querying HTML documents with XPath and turning the results into an RSS feed.
The ExpressionLanguage component provides an engine that can compile and evaluate expressions.
PHP Regular expressions made easy
PHP calculator library for mathematical terms (expressions) passed as strings
Library of text expression engines, for searching, replacing and testing text.
This project is a multi-class classification system that can detect whether a given image contains a face expression. If it does, it is classified according to six possible emotions: sadness, anger, surprise, happiness, disgust, fear.