Directory of Part of Speech Tagging Resources

Home > Science > Social Sciences > Linguistics > Computational Linguistics > Part of Speech Tagging

For sites primarily or exclusively focused on automatically tagging texts and corpora by part of speech. Does not include general corpus annotation tools.

Resources in This Category

• CLAWS Tagger

  http://ucrel.lancs.ac.uk/claws/
  From the UCREL corpus annotation project. Documentation, free online trial, licensing information.

• Infogistics Parser/Chunker

  http://www.infogistics.com/posdemo.htm
  Online demo of a system that tags and chunks English into phrases. Freely downloadable for research purposes.

• Lingsoft's morphological analyzers

  http://www.lingsoft.fi/?doc_id=107
  Two-level morphological analyzers for English, German, Swedish, Finnish, Danish, and both forms of Norwegian. On-line demos and licensing information.

• QTAG

  http://www.english.bham.ac.uk/staff/omason/software/qtag.html
  Downloadable Java-powered tagger, from the University of Birmingham.

• The original Brill tagger (in the AI repository)

  http://www.cs.cmu.edu/afs/cs/project/ai-repository/ai/areas/nlp/parsing/taggers/brill/0.html
  Eric Brill's original trainable rule-based part-of-speech tagger, which is based on error-driven transformation-based learning (TBL). Comes with a model for English. Written in C (with some Perl code).

• TiP Ltd., Poland

  http://tip.net.pl/
  TiP is a Polish natural language research and software development company delivering linguistic components for Polish to major IT companies.

• TnT: Trigrams 'n Tags

  http://www.coli.uni-saarland.de/~thorsten/tnt/
  Statistical part-of-speech tagger trainable on different languages and tagsets. Trained and trainable versions. Online demo, noncommercial licensing information, documentation.

• TreeTagger

  http://www.ims.uni-stuttgart.de/projekte/corplex/TreeTagger/DecisionTreeTagger.html
  A language independent part-of-speech tagger, available in versions adapted to German and to English. Documentation, downloads, license information, demos.

 

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