Apache OpenNLP 1.6.0 发布，此版本新增了大量的新特性，改进和 bug 修复，同时还优化了 API。
值得关注的改进：
- Added evalutation support to the parser and doccat components
- Added support to Evalita 07/09, Brat and OntoNotes corpus formats
- Now L-BFGS is stable
- Added Snowball to the Stemmer package
- NameFinder now supports a user defined factory
- Added pluggable machine learning support
- Added a lemmatizer module
- Added Cluster, Document Begin and Clark feature generators to the Name
Finder
- Added Liblinear as a Machine Learning addon
- Entity Linker now has a command line interface
- Added sequence classification support
下载：http://opennlp.apache.org/cgi-bin/download.cgi
Maven ：http://opennlp.apache.org/maven-dependency.html
--The Apache OpenNLP Team
OpenNLP 是一个机器学习工具包，用于处理自然语言文本。支持大多数常用的 NLP 任务，例如：标识化、句子切分、部分词性标注、名称抽取、组块、解析等。
来自:开源中国社区
