org.apache.ctakes.temporal.ae
Class EventTimeRelationAnnotator

java.lang.Object
  org.apache.uima.analysis_component.AnalysisComponent_ImplBase
      org.apache.uima.analysis_component.Annotator_ImplBase
          org.apache.uima.analysis_component.JCasAnnotator_ImplBase
              org.uimafit.component.JCasAnnotator_ImplBase
                  org.cleartk.classifier.CleartkAnnotator<java.lang.String>
                      org.apache.ctakes.relationextractor.ae.RelationExtractorAnnotator
                          org.apache.ctakes.temporal.ae.EventTimeRelationAnnotator

All Implemented Interfaces:

org.apache.uima.analysis_component.AnalysisComponent, org.uimafit.factory.initializable.Initializable

public class EventTimeRelationAnnotator
extends RelationExtractorAnnotator

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.ctakes.relationextractor.ae.RelationExtractorAnnotator

RelationExtractorAnnotator.IdentifiedAnnotationPair

Field Summary

Fields inherited from class org.apache.ctakes.relationextractor.ae.RelationExtractorAnnotator

coin, NO_RELATION_CATEGORY, PARAM_PROBABILITY_OF_KEEPING_A_NEGATIVE_EXAMPLE, probabilityOfKeepingANegativeExample

Fields inherited from class org.cleartk.classifier.CleartkAnnotator

classifier, dataWriter, PARAM_CLASSIFIER_FACTORY_CLASS_NAME, PARAM_DATA_WRITER_FACTORY_CLASS_NAME, PARAM_IS_TRAINING

Constructor Summary

EventTimeRelationAnnotator()

Method Summary

static org.apache.uima.analysis_engine.AnalysisEngineDescription	createAnnotatorDescription(java.io.File modelDirectory)
static org.apache.uima.analysis_engine.AnalysisEngineDescription	createDataWriterDescription(java.lang.Class<? extends org.cleartk.classifier.DataWriter<java.lang.String>> dataWriterClass, java.io.File outputDirectory, double probabilityOfKeepingANegativeExample)
java.util.List<RelationExtractorAnnotator.IdentifiedAnnotationPair>	getCandidateRelationArgumentPairs(org.apache.uima.jcas.JCas jCas, org.apache.uima.jcas.tcas.Annotation sentence) Selects the relevant mentions/annotations within a covering annotation for relation identification/extraction.
protected java.lang.Class<? extends org.apache.uima.jcas.tcas.Annotation>	getCoveringClass()
protected java.util.List<RelationFeaturesExtractor>	getFeatureExtractors() Defines the list of feature extractors used by the classifier.
protected java.lang.String	getRelationCategory(java.util.Map<java.util.List<org.apache.uima.jcas.tcas.Annotation>,BinaryTextRelation> relationLookup, IdentifiedAnnotation arg1, IdentifiedAnnotation arg2) Looks up the arguments in the specified lookup table and converts the relation into a label for classification

Methods inherited from class org.apache.ctakes.relationextractor.ae.RelationExtractorAnnotator

classify, createRelation, initialize, process

Methods inherited from class org.cleartk.classifier.CleartkAnnotator

collectionProcessComplete, isTraining

Methods inherited from class org.uimafit.component.JCasAnnotator_ImplBase

getLogger

Methods inherited from class org.apache.uima.analysis_component.JCasAnnotator_ImplBase

getRequiredCasInterface, process

Methods inherited from class org.apache.uima.analysis_component.Annotator_ImplBase

getCasInstancesRequired, hasNext, next

Methods inherited from class org.apache.uima.analysis_component.AnalysisComponent_ImplBase

batchProcessComplete, destroy, getContext, getResultSpecification, reconfigure, setResultSpecification

Methods inherited from class java.lang.Object

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

Constructor Detail

EventTimeRelationAnnotator

public EventTimeRelationAnnotator()

Method Detail

createDataWriterDescription

public static org.apache.uima.analysis_engine.AnalysisEngineDescription createDataWriterDescription(java.lang.Class<? extends org.cleartk.classifier.DataWriter<java.lang.String>> dataWriterClass,
                                                                                                    java.io.File outputDirectory,
                                                                                                    double probabilityOfKeepingANegativeExample)
                                                                                             throws org.apache.uima.resource.ResourceInitializationException

Throws:

org.apache.uima.resource.ResourceInitializationException

createAnnotatorDescription

public static org.apache.uima.analysis_engine.AnalysisEngineDescription createAnnotatorDescription(java.io.File modelDirectory)
                                                                                            throws org.apache.uima.resource.ResourceInitializationException

Throws:

org.apache.uima.resource.ResourceInitializationException

getFeatureExtractors

protected java.util.List<RelationFeaturesExtractor> getFeatureExtractors()

Description copied from class: RelationExtractorAnnotator

Defines the list of feature extractors used by the classifier. Subclasses may override this method to provide a different set of feature extractors.

Overrides:

getFeatureExtractors in class RelationExtractorAnnotator

Returns:

The list of feature extractors to use.

getCoveringClass

protected java.lang.Class<? extends org.apache.uima.jcas.tcas.Annotation> getCoveringClass()

Specified by:

getCoveringClass in class RelationExtractorAnnotator

getCandidateRelationArgumentPairs

public java.util.List<RelationExtractorAnnotator.IdentifiedAnnotationPair> getCandidateRelationArgumentPairs(org.apache.uima.jcas.JCas jCas,
                                                                                                             org.apache.uima.jcas.tcas.Annotation sentence)

Description copied from class: RelationExtractorAnnotator

Selects the relevant mentions/annotations within a covering annotation for relation identification/extraction.

Specified by:

getCandidateRelationArgumentPairs in class RelationExtractorAnnotator

getRelationCategory

protected java.lang.String getRelationCategory(java.util.Map<java.util.List<org.apache.uima.jcas.tcas.Annotation>,BinaryTextRelation> relationLookup,
                                               IdentifiedAnnotation arg1,
                                               IdentifiedAnnotation arg2)

Description copied from class: RelationExtractorAnnotator

Looks up the arguments in the specified lookup table and converts the relation into a label for classification

Overrides:

getRelationCategory in class RelationExtractorAnnotator

Returns:

If this category should not be processed for training return null otherwise it returns the label sent to the datawriter