NLP Library for Java Programming Language [duplicate]

This question already has answers here: 开发者_如何学Go Closed 11 years ago.

Possible Duplicate:

Java : Is there a good natural language processing library

are there any known open source distributions that one can use like nltk for python?

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GATE is the most famous industry-level librarywith a java implementation I can think of.

It is truly powerful.

Otherwise:

• OpenNLP
• LingPipe

Xerox used to have a set of nice online tools as well, but I don't know if they have a Java implementation or any accessible web-services for them.