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Posted to issues@opennlp.apache.org by "Joern Kottmann (JIRA)" <ji...@apache.org> on 2013/10/09 19:36:46 UTC

[jira] [Created] (OPENNLP-603) Add a token cluster feature generator

Joern Kottmann created OPENNLP-603:
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             Summary: Add a token cluster feature generator
                 Key: OPENNLP-603
                 URL: https://issues.apache.org/jira/browse/OPENNLP-603
             Project: OpenNLP
          Issue Type: Improvement
          Components: Name Finder
            Reporter: Joern Kottmann
            Assignee: Joern Kottmann
            Priority: Minor
             Fix For: 1.6.0


Add a feature generator which can lookup the token cluster from a dictionary. Depending on the data set this can increase the performance up to a few percent f1 measure. 

See for example this paper:
www.aclweb.org/anthology/P10-1040.pdf‎

A powerful tool to produce token clusters is for example:
https://code.google.com/p/word2vec/



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