eus.ixa.ixa.pipe.ml.document.features

Class BagOfWordsFeatureGenerator

java.lang.Object

eus.ixa.ixa.pipe.ml.document.features.DocumentCustomFeatureGenerator

eus.ixa.ixa.pipe.ml.document.features.BagOfWordsFeatureGenerator

All Implemented Interfaces:

DocumentFeatureGenerator

public class BagOfWordsFeatureGenerator
extends DocumentCustomFeatureGenerator

Generates a feature for each word in a document.

Constructor Summary

Constructors

Constructor and Description
BagOfWordsFeatureGenerator()

Method Summary

Modifier and Type	Method and Description
void	clearFeatureData() Informs the feature generator that the context of the data in the context (typically a document) is no longer valid.
void	createFeatures(List<String> features, String[] text) Extract features from given text fragments
void	init(Map<String,String> properties, opennlp.tools.util.featuregen.FeatureGeneratorResourceProvider resourceProvider) Initialized the Document Custom Feature Generator with defined properties and loaded resources.

Methods inherited from class java.lang.Object

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

Constructor Detail

BagOfWordsFeatureGenerator

public BagOfWordsFeatureGenerator()

Method Detail

createFeatures

public void createFeatures(List<String> features,
                           String[] text)

Description copied from interface: DocumentFeatureGenerator

Extract features from given text fragments

Parameters:

features - the list of features

text - the text fragments to extract features from

clearFeatureData

public void clearFeatureData()

Description copied from interface: DocumentFeatureGenerator

Informs the feature generator that the context of the data in the context (typically a document) is no longer valid.

init

public void init(Map<String,String> properties,
                 opennlp.tools.util.featuregen.FeatureGeneratorResourceProvider resourceProvider)
          throws opennlp.tools.util.InvalidFormatException

Description copied from class: DocumentCustomFeatureGenerator

Initialized the Document Custom Feature Generator with defined properties and loaded resources.

Specified by:

init in class DocumentCustomFeatureGenerator

Parameters:

properties - the properties

resourceProvider - the external resources

Throws:

opennlp.tools.util.InvalidFormatException - throws an exception