Difference between revisions of "Part-of-speech tagging"
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(→Software: +Citar; alphabetize entries) |
DanielDeKok (talk | contribs) (Update Citar link.) |
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==Software== | ==Software== | ||
| − | *[http:// | + | *[http://danieldk.org/Code/Citar Citar] - uses [[trigram]]-based [[HMM]]s. Free, open source license. |
*[http://crfpp.sourceforge.net CRF++] - uses [[Conditional random fields]]. Free, open source license. | *[http://crfpp.sourceforge.net CRF++] - uses [[Conditional random fields]]. Free, open source license. | ||
*[http://crftagger.sourceforge.net CRFTagger] - for English. Free, open source license. | *[http://crftagger.sourceforge.net CRFTagger] - for English. Free, open source license. | ||
Revision as of 14:19, 26 January 2009
Part-of-speech tagging is the task of assigning a part-of-speech tag to each word in a given text.
History
Further reading
Software
- Citar - uses trigram-based HMMs. Free, open source license.
- CRF++ - uses Conditional random fields. Free, open source license.
- CRFTagger - for English. Free, open source license.
- HunPos - uses trigram-based HMMs. Free, open source license.
- LBJ POS Tagger - Uses Averaged Perceptron based sequential model. Java API, Free, open source license.
- Memory-based tagger (MBT) - uses TiMBL. Free, open source license.
- Stanford Tagger - uses Maximum entropy models. Free, open source license.
- SVMTool - uses Support vector machines. Free, open source license.