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Posted to commits@ctakes.apache.org by tm...@apache.org on 2013/04/29 23:27:40 UTC
svn commit: r1477352 - in
/ctakes/trunk/ctakes-temporal/src/main/java/org/apache/ctakes/temporal/ae/feature:
TemporalAttributeFeatureExtractor.java TemporalFTExtractor.java
Author: tmill
Date: Mon Apr 29 21:27:38 2013
New Revision: 1477352
URL: http://svn.apache.org/r1477352
Log:
Two new features for temporal relation extraction.
Added:
ctakes/trunk/ctakes-temporal/src/main/java/org/apache/ctakes/temporal/ae/feature/TemporalAttributeFeatureExtractor.java (with props)
ctakes/trunk/ctakes-temporal/src/main/java/org/apache/ctakes/temporal/ae/feature/TemporalFTExtractor.java (with props)
Added: ctakes/trunk/ctakes-temporal/src/main/java/org/apache/ctakes/temporal/ae/feature/TemporalAttributeFeatureExtractor.java
URL: http://svn.apache.org/viewvc/ctakes/trunk/ctakes-temporal/src/main/java/org/apache/ctakes/temporal/ae/feature/TemporalAttributeFeatureExtractor.java?rev=1477352&view=auto
==============================================================================
--- ctakes/trunk/ctakes-temporal/src/main/java/org/apache/ctakes/temporal/ae/feature/TemporalAttributeFeatureExtractor.java (added)
+++ ctakes/trunk/ctakes-temporal/src/main/java/org/apache/ctakes/temporal/ae/feature/TemporalAttributeFeatureExtractor.java Mon Apr 29 21:27:38 2013
@@ -0,0 +1,47 @@
+package org.apache.ctakes.temporal.ae.feature;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.ctakes.relationextractor.ae.features.RelationFeaturesExtractor;
+import org.apache.ctakes.typesystem.type.textsem.EventMention;
+import org.apache.ctakes.typesystem.type.textsem.IdentifiedAnnotation;
+import org.apache.ctakes.typesystem.type.textsem.TimeMention;
+import org.apache.uima.analysis_engine.AnalysisEngineProcessException;
+import org.apache.uima.jcas.JCas;
+import org.cleartk.classifier.Feature;
+
+public class TemporalAttributeFeatureExtractor implements
+ RelationFeaturesExtractor {
+
+ @Override
+ public List<Feature> extract(JCas jCas, IdentifiedAnnotation arg1,
+ IdentifiedAnnotation arg2) throws AnalysisEngineProcessException {
+ ArrayList<Feature> feats = new ArrayList<Feature>();
+ EventMention event = null;
+ TimeMention time = null;
+
+ // swap the order if necessary:
+ if(arg2.getBegin() <= arg1.getBegin() && arg2.getEnd() <= arg1.getEnd()){
+ IdentifiedAnnotation temp = arg1;
+ arg1 = arg2;
+ arg2 = temp;
+ }
+
+ if(arg1 instanceof EventMention){
+ event = (EventMention) arg1;
+ time = (TimeMention) arg2;
+ feats.add(new Feature("ARG1-EVENT-" + event.getEvent().getProperties().getContextualModality()));
+ feats.add(new Feature("ARG2-TIMEX-" + time.getTimeClass()));
+ }else{
+ time = (TimeMention) arg1;
+ event = (EventMention) arg2;
+ feats.add(new Feature("ARG1-TIMEX-" + time.getTimeClass()));
+ feats.add(new Feature("ARG2-EVENT-" + event.getEvent().getProperties().getContextualModality()));
+ }
+
+
+ return feats;
+ }
+
+}
Propchange: ctakes/trunk/ctakes-temporal/src/main/java/org/apache/ctakes/temporal/ae/feature/TemporalAttributeFeatureExtractor.java
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Added: ctakes/trunk/ctakes-temporal/src/main/java/org/apache/ctakes/temporal/ae/feature/TemporalFTExtractor.java
URL: http://svn.apache.org/viewvc/ctakes/trunk/ctakes-temporal/src/main/java/org/apache/ctakes/temporal/ae/feature/TemporalFTExtractor.java?rev=1477352&view=auto
==============================================================================
--- ctakes/trunk/ctakes-temporal/src/main/java/org/apache/ctakes/temporal/ae/feature/TemporalFTExtractor.java (added)
+++ ctakes/trunk/ctakes-temporal/src/main/java/org/apache/ctakes/temporal/ae/feature/TemporalFTExtractor.java Mon Apr 29 21:27:38 2013
@@ -0,0 +1,84 @@
+package org.apache.ctakes.temporal.ae.feature;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.ctakes.constituency.parser.treekernel.TreeExtractor;
+import org.apache.ctakes.constituency.parser.util.AnnotationTreeUtils;
+import org.apache.ctakes.relationextractor.ae.features.RelationFeaturesExtractor;
+import org.apache.ctakes.typesystem.type.syntax.TopTreebankNode;
+import org.apache.ctakes.typesystem.type.syntax.TreebankNode;
+import org.apache.ctakes.typesystem.type.textsem.EventMention;
+import org.apache.ctakes.typesystem.type.textsem.IdentifiedAnnotation;
+import org.apache.ctakes.typesystem.type.textsem.TimeMention;
+import org.apache.ctakes.utils.tree.SimpleTree;
+import org.apache.uima.analysis_engine.AnalysisEngineProcessException;
+import org.apache.uima.jcas.JCas;
+import org.cleartk.classifier.Feature;
+
+public class TemporalFTExtractor implements RelationFeaturesExtractor {
+
+ public static final String FEAT_NAME = "TK_FT";
+
+ @Override
+ public List<Feature> extract(JCas jcas, IdentifiedAnnotation arg1,
+ IdentifiedAnnotation arg2) throws AnalysisEngineProcessException {
+ List<Feature> features = new ArrayList<Feature>();
+ // first get the root and print it out...
+ TopTreebankNode root = AnnotationTreeUtils.getTreeCopy(jcas, AnnotationTreeUtils.getAnnotationTree(jcas, arg1));
+
+ if(root == null){
+ SimpleTree fakeTree = new SimpleTree("(S (NN null))");
+ features.add(new Feature(FEAT_NAME, fakeTree.toString()));
+ return features;
+ }
+
+ // swap the order if necessary:
+ if(arg2.getBegin() <= arg1.getBegin() && arg2.getEnd() <= arg1.getEnd()){
+ IdentifiedAnnotation temp = arg1;
+ arg1 = arg2;
+ arg2 = temp;
+ }
+
+ String a1type, a2type;
+ String eventModality="";
+ String timeClass;
+
+ if(arg1 instanceof EventMention){
+ eventModality = ((EventMention)arg1).getEvent().getProperties().getContextualModality();
+ timeClass = ((TimeMention)arg2).getTimeClass();
+
+ a1type = "EVENT-"+eventModality;
+ a2type = "TIMEX-"+timeClass;
+ }else{
+ eventModality = ((EventMention)arg2).getEvent().getProperties().getContextualModality();
+ timeClass = ((TimeMention)arg1).getTimeClass();
+
+ a1type = "TIMEX-"+timeClass;
+ a2type = "EVENT-"+eventModality;
+ }
+
+ TreebankNode t1 = AnnotationTreeUtils.insertAnnotationNode(jcas, root, arg1, "ARG1-"+a1type);
+ TreebankNode t2 = AnnotationTreeUtils.insertAnnotationNode(jcas, root, arg2, "ARG2-"+a2type);
+
+// addOtherTimes(jcas,root, arg1, arg2);
+
+ SimpleTree tree = null;
+ if(t1.getBegin() <= t2.getBegin() && t1.getEnd() >= t2.getEnd()){
+ // t1 encloses t2
+ tree = TreeExtractor.getSimpleClone(t1);
+ }else if(t2.getBegin() <= t1.getBegin() && t2.getEnd() >= t1.getEnd()){
+ // t2 encloses t1
+ tree = TreeExtractor.getSimpleClone(t2);
+ }else{
+// tree = TreeExtractor.extractPathEnclosedTree(t1, t2, jcas);
+ tree = TreeExtractor.getSimpleClone(root);
+ }
+
+ TemporalPETExtractor.moveTimexDownToNP(tree);
+
+ features.add(new Feature(FEAT_NAME, tree.toString()));
+ return features;
+ }
+
+}
Propchange: ctakes/trunk/ctakes-temporal/src/main/java/org/apache/ctakes/temporal/ae/feature/TemporalFTExtractor.java
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