Package opennlp.tools.util.featuregen
Class BrownBigramFeatureGenerator
java.lang.Object
opennlp.tools.util.featuregen.BrownBigramFeatureGenerator
- All Implemented Interfaces:
AdaptiveFeatureGenerator
Generates Brown cluster features for token bigrams.
- See Also:
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Constructor Summary
ConstructorsConstructorDescriptionBrownBigramFeatureGenerator(BrownCluster brownCluster) Initializes aBrownBigramFeatureGeneratorgenerator via a specifiedBrownCluster. -
Method Summary
Modifier and TypeMethodDescriptionvoidcreateFeatures(List<String> features, String[] tokens, int index, String[] previousOutcomes) Adds the appropriate features for the token at the specifiedindexwith the specified array ofpreviousOutcomesto the specified list of features.Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, waitMethods inherited from interface opennlp.tools.util.featuregen.AdaptiveFeatureGenerator
clearAdaptiveData, updateAdaptiveData
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Constructor Details
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BrownBigramFeatureGenerator
Initializes aBrownBigramFeatureGeneratorgenerator via a specifiedBrownCluster.- Parameters:
brownCluster- The tokendictionaryto use.
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Method Details
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createFeatures
public void createFeatures(List<String> features, String[] tokens, int index, String[] previousOutcomes) Description copied from interface:AdaptiveFeatureGeneratorAdds the appropriate features for the token at the specifiedindexwith the specified array ofpreviousOutcomesto the specified list of features.- Specified by:
createFeaturesin interfaceAdaptiveFeatureGenerator- Parameters:
features- The list of features to be added to.tokens- The tokens of the sentence or other text unit being processed.index- The index of the token which is currently being processed.previousOutcomes- The outcomes for the tokens prior to the specified index.
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