# Uses of Interface
opennlp.tools.postag.POSTagger

Packages that use POSTagger
Package
Description
opennlp.tools.parser
Package containing common code for performing full syntactic parsing.
opennlp.tools.postag
Package related to part-of-speech tagging.
opennlp.tools.util.featuregen
This package contains classes for generating sequence features.

- ## Uses of POSTagger in opennlp.tools.parser

  Fields in opennlp.tools.parser declared as POSTagger
  Modifier and Type
  Field
  Description
  `protected POSTagger`
  AbstractBottomUpParser.`tagger`
  The pos-tagger that the parser uses.
  Constructors in opennlp.tools.parser with parameters of type POSTagger
  Modifier
  Constructor
  Description
  ``
  `AbstractBottomUpParser(POSTagger tagger, Chunker chunker, HeadRules headRules, int beamSize, double advancePercentage)`

- ## Uses of POSTagger in opennlp.tools.postag

  Classes in opennlp.tools.postag that implement POSTagger
  Modifier and Type
  Class
  Description
  `class`
  `POSTaggerME`
  A `part-of-speech tagger` implementation that uses maximum entropy.
  `class`
  `ThreadSafePOSTaggerME`
  A thread-safe version of the `POSTaggerME`.
  Constructors in opennlp.tools.postag with parameters of type POSTagger
  Modifier
  Constructor
  Description
  ``
  `POSEvaluator(POSTagger tagger, POSTaggerEvaluationMonitor... listeners)`
  Initializes the current instance.

- ## Uses of POSTagger in opennlp.tools.util.featuregen

  Constructors in opennlp.tools.util.featuregen with parameters of type POSTagger
  Modifier
  Constructor
  Description
  ``
  `POSTaggerNameFeatureGenerator(POSTagger aPosTagger)`
  Initializes a `POSTaggerNameFeatureGenerator` with the specified `POSTagger`.