org.cleartk.classifier.tksvmlight
Class TKSVMlightStringOutcomeClassifier

java.lang.Object
  org.cleartk.classifier.jar.EncodingJarClassifier<ENCODED_FEATURES_TYPE,OUTCOME_TYPE,ENCODED_OUTCOME_TYPE>
      org.cleartk.classifier.jar.Classifier_ImplBase<TreeFeatureVector,String,Integer>
          org.cleartk.classifier.tksvmlight.TKSVMlightStringOutcomeClassifier

All Implemented Interfaces:

org.cleartk.classifier.Classifier<String>

public class TKSVMlightStringOutcomeClassifier
extends org.cleartk.classifier.jar.Classifier_ImplBase<TreeFeatureVector,String,Integer>

A One versus All Tree Kernel SVM light classifier implementation. All features named with the prefix "TK_" treated as Tree Kernels.
Copyright (c) 2007-2008, Regents of the University of Colorado
All rights reserved.

Author:

Daryl Lonnon

See Also:

TKSVMlightBooleanOutcomeClassifier

Field Summary

Fields inherited from class org.cleartk.classifier.jar.EncodingJarClassifier

featuresEncoder, outcomeEncoder

Constructor Summary

TKSVMlightStringOutcomeClassifier(org.cleartk.classifier.encoder.features.FeaturesEncoder<TreeFeatureVector> featuresEncoder, org.cleartk.classifier.encoder.outcome.OutcomeEncoder<String,Integer> outcomeEncoder, Map<Integer,File> models)
Constructor

Method Summary

String	classify(List<org.cleartk.classifier.Feature> features) Classify a features list.
List<org.cleartk.classifier.ScoredOutcome<String>>	score(List<org.cleartk.classifier.Feature> features, int maxResults) Score a list of features against the various models used by the One Verse All SVM classifier.

Methods inherited from class java.lang.Object

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

Constructor Detail

TKSVMlightStringOutcomeClassifier

public TKSVMlightStringOutcomeClassifier(org.cleartk.classifier.encoder.features.FeaturesEncoder<TreeFeatureVector> featuresEncoder,
                                         org.cleartk.classifier.encoder.outcome.OutcomeEncoder<String,Integer> outcomeEncoder,
                                         Map<Integer,File> models)

Constructor

Parameters:

featuresEncoder - The features encoder used by this classifier.

outcomeEncoder - The outcome encoder used by this classifier.

models - The files for the models used by this classifier.

Method Detail

classify

public String classify(List<org.cleartk.classifier.Feature> features)
                throws org.cleartk.classifier.CleartkProcessingException

Classify a features list.

Parameters:

features - The feature list to classify.

Returns:

A String of the most likely classification.

Throws:

org.cleartk.classifier.CleartkProcessingException

score

public List<org.cleartk.classifier.ScoredOutcome<String>> score(List<org.cleartk.classifier.Feature> features,
                                                                int maxResults)
                                                         throws org.cleartk.classifier.CleartkProcessingException

Score a list of features against the various models used by the One Verse All SVM classifier.

Specified by:

score in interface org.cleartk.classifier.Classifier<String>

Overrides:

score in class org.cleartk.classifier.jar.Classifier_ImplBase<TreeFeatureVector,String,Integer>

Parameters:

features - The features to classify

maxResults - The maximum number of results to return in the list.

Returns:

A list of scored outcomes ordered by likelihood.

Throws:

org.cleartk.classifier.CleartkProcessingException