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Apache OpenNLP ${pom.version}
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Building from the Source Distribution
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At least Maven 3.0.0 is required for building.
To build everything execute the following command in the root folder:
mvn clean install
The results of the build will be placed in:
opennlp-distr/target/apache-opennlp-[version]-bin.tar-gz (or .zip)
What is new in Apache OpenNLP ${pom.version}
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This release introduces many new features, improvements and bug fixes. The API
has been improved for a better consistency and 1.4 deprecated methods were
removed. Now Java 1.7 is required.
Additionally the release contains the following noteworthy changes:
- 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
A detailed list of the issues related to this release can be found in the release
notes.
Requirements
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Java 1.7 is required to run OpenNLP
Maven 3.0.0 is required for building it
Known OSGi Issues
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In an OSGi environment the following things are not supported:
- The coreference resolution component