eus.ixa.ixa.pipe.pos

Class StatisticalTagger

java.lang.Object

eus.ixa.ixa.pipe.pos.StatisticalTagger

public class StatisticalTagger
extends Object

POS tagging module based on Apache OpenNLP machine learning API.

Version:

2014-04-24

Author:

ragerri

Constructor Summary

Constructors

Constructor and Description
StatisticalTagger(Properties props) Construct a morphotagger.
StatisticalTagger(Properties props, MorphoFactory aMorphoFactory) Construct a morphotagger with MorphoFactory.

Method Summary

Modifier and Type	Method and Description
List<Morpheme>	getMorphemes(String[] tokens) Get morphological analysis from a tokenized sentence.
List<Morpheme>	getMorphemesFromStrings(List<String> posTags, String[] tokens) Create Morpheme objects from the output of posAnnotate.
List<String>	posAnnotate(String[] tokens) Produce postags from a tokenized sentence.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

StatisticalTagger

public StatisticalTagger(Properties props)

Construct a morphotagger.

Parameters:

props - the properties object

StatisticalTagger

public StatisticalTagger(Properties props,
                         MorphoFactory aMorphoFactory)

Construct a morphotagger with MorphoFactory.

Parameters:

props - the properties object

aMorphoFactory - the morpho factory

Method Detail

getMorphemes

public final List<Morpheme> getMorphemes(String[] tokens)

Get morphological analysis from a tokenized sentence.

Parameters:

tokens - the tokenized sentence

Returns:

a list of Morpheme objects containing morphological info

posAnnotate

public final List<String> posAnnotate(String[] tokens)

Produce postags from a tokenized sentence.

Parameters:

tokens - the sentence

Returns:

a list containing the postags

getMorphemesFromStrings

public final List<Morpheme> getMorphemesFromStrings(List<String> posTags,
                                                    String[] tokens)

Create Morpheme objects from the output of posAnnotate.

Parameters:

posTags - the postags

tokens - the tokens

Returns:

a list of morpheme objects