chatter-0.3.0.0: A library of simple NLP algorithms.

chatter is a collection of simple Natural Language Processing algorithms.

Chatter supports:

Part of speech tagging with Averaged Perceptrons. Based on the Python implementation by Matthew Honnibal: (http://honnibal.wordpress.com/2013/09/11/a-good-part-of-speechpos-tagger-in-about-200-lines-of-python/) See POS for the details of part-of-speech tagging with chatter.
Document similarity; A cosine-based similarity measure, and TF-IDF calculations, are available in the VectorSim module.
Information Extraction patterns via (http://www.haskell.org/haskellwiki/Parsec/) Parsec

Modules