NLP常用开源/免费工具

NLP常用开源/免费工具

一些常见的NLP任务的开源/免费工具,

*Computational Linguistics Toolbox

CLT http://complingone.georgetown.edu/~linguist/compling.html

GATE http://gate.ac.uk/

Natural Language Toolkit(NLTK) http://nltk.org

MALLET http://mallet.cs.umass.edu/index.php/Main_Page

*English Stemmer

Snowball http://snowball.tartarus.org/

*English POS Tagger

Stanford POS Tagger http://nlp.stanford.edu/software/tagger.shtml

TreeTagger http://www.ims.uni-stuttgart.de/projekte/corplex/TreeTagger/

*English Parser

Stanford Parser http://nlp.stanford.edu/software/lex-parser.shtml

Berkeley Parser http://nlp.cs.berkeley.edu/Main.html#Parsing

*English Keyphrase Extractor

KEA http://www.nzdl.org/Kea/index_old.html

*English Name Entity Recognizer

Stanford NER http://nlp.stanford.edu/software/CRF-NER.shtml


*Chinese Word Segmentator

中科院ICTCLAS http://www.nlp.org.cn/project/project.php?proj_id=6

Stanford Word Segmenter http://nlp.stanford.edu/software/segmenter.shtml

*Topic Modeling Tools

Matlab http://psiexp.ss.uci.edu/research/programs_data/toolbox.htm

*Machine Learning Methods

CRF++ http://crfpp.sourceforge.net/

LIBSVM http://www.csie.ntu.edu.tw/~cjlin/libsvm/

*Search Engines

Lucene http://lucene.apache.org/

中科院FirteX http://www.firtex.org/

*Data Mining Toolbox

Weka http://www.cs.waikato.ac.nz/ml/weka/

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