edu.stanford.nlp.parser.shiftreduce

Class BasicFeatureFactory

java.lang.Object

edu.stanford.nlp.parser.shiftreduce.FeatureFactory

edu.stanford.nlp.parser.shiftreduce.BasicFeatureFactory

All Implemented Interfaces:

Serializable

public class BasicFeatureFactory
extends FeatureFactory

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
BasicFeatureFactory()

Method Summary

Modifier and Type	Method and Description
static void	addBinaryFeature(List<String> features, String featureType, CoreLabel label1, edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature1, CoreLabel label2, edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature2)
static void	addBinaryFeatures(List<String> features, String name1, CoreLabel label1, edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature11, edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature12, String name2, CoreLabel label2, edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature21, edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature22)
void	addEdgeFeatures(List<String> features, State state, String nodeName, String neighborName, Tree node, Tree neighbor) Could potentially add the tags and words for the left and right ends of the tree.
void	addEdgeFeatures2(List<String> features, State state, String nodeName, Tree node) This option also does not seem to help
void	addExtraTrigramFeatures(List<String> features, CoreLabel s0Label, CoreLabel s1Label, CoreLabel s2Label, CoreLabel q0Label, CoreLabel q1Label) Also did not seem to help
static void	addPositionFeatures(List<String> features, State state)
static void	addSeparatorFeature(List<String> features, String featureType, CoreLabel label, edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature, boolean between)
static void	addSeparatorFeature(List<String> features, String featureType, CoreLabel label1, edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature1, CoreLabel label2, edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature2, boolean between)
static void	addSeparatorFeature(List<String> features, String featureType, CoreLabel label, edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature, State.HeadPosition separator)
static void	addSeparatorFeature(List<String> features, String featureType, State.HeadPosition separator)
static void	addSeparatorFeatures(List<String> features, CoreLabel s0Label, CoreLabel s1Label, State.HeadPosition s0Separator, State.HeadPosition s1Separator)
static void	addSeparatorFeatures(List<String> features, String name1, CoreLabel label1, String name2, CoreLabel label2, String separatorBetween, int countBetween)
static void	addTrigramFeature(List<String> features, String featureType, CoreLabel label1, edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature1, CoreLabel label2, edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature2, CoreLabel label3, edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature3)
static void	addUnaryFeature(List<String> features, String featureType, CoreLabel label, edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature)
static void	addUnaryQueueFeatures(List<String> features, CoreLabel label, String wtFeature)
static void	addUnaryStackFeatures(List<String> features, CoreLabel label, String conFeature, String wordTagFeature, String tagFeature, String wordConFeature, String tagConFeature)
List<String>	featurize(State state, List<String> features)

Methods inherited from class edu.stanford.nlp.parser.shiftreduce.FeatureFactory

featurize, getCoreLabel, getFeatureFromCoreLabel, getQueueLabel, getQueueLabel, getRecentDependent, getStackLabel

Methods inherited from class java.lang.Object

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

Constructor Detail

BasicFeatureFactory

public BasicFeatureFactory()

Method Detail

addUnaryStackFeatures

public static void addUnaryStackFeatures(List<String> features,
                                         CoreLabel label,
                                         String conFeature,
                                         String wordTagFeature,
                                         String tagFeature,
                                         String wordConFeature,
                                         String tagConFeature)

addUnaryQueueFeatures

public static void addUnaryQueueFeatures(List<String> features,
                                         CoreLabel label,
                                         String wtFeature)

addBinaryFeatures

public static void addBinaryFeatures(List<String> features,
                                     String name1,
                                     CoreLabel label1,
                                     edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature11,
                                     edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature12,
                                     String name2,
                                     CoreLabel label2,
                                     edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature21,
                                     edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature22)

addUnaryFeature

public static void addUnaryFeature(List<String> features,
                                   String featureType,
                                   CoreLabel label,
                                   edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature)

addBinaryFeature

public static void addBinaryFeature(List<String> features,
                                    String featureType,
                                    CoreLabel label1,
                                    edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature1,
                                    CoreLabel label2,
                                    edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature2)

addTrigramFeature

public static void addTrigramFeature(List<String> features,
                                     String featureType,
                                     CoreLabel label1,
                                     edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature1,
                                     CoreLabel label2,
                                     edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature2,
                                     CoreLabel label3,
                                     edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature3)

addPositionFeatures

public static void addPositionFeatures(List<String> features,
                                       State state)

addSeparatorFeature

public static void addSeparatorFeature(List<String> features,
                                       String featureType,
                                       State.HeadPosition separator)

addSeparatorFeature

public static void addSeparatorFeature(List<String> features,
                                       String featureType,
                                       CoreLabel label,
                                       edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature,
                                       State.HeadPosition separator)

addSeparatorFeature

public static void addSeparatorFeature(List<String> features,
                                       String featureType,
                                       CoreLabel label,
                                       edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature,
                                       boolean between)

addSeparatorFeature

public static void addSeparatorFeature(List<String> features,
                                       String featureType,
                                       CoreLabel label1,
                                       edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature1,
                                       CoreLabel label2,
                                       edu.stanford.nlp.parser.shiftreduce.FeatureFactory.FeatureComponent feature2,
                                       boolean between)

addSeparatorFeatures

public static void addSeparatorFeatures(List<String> features,
                                        String name1,
                                        CoreLabel label1,
                                        String name2,
                                        CoreLabel label2,
                                        String separatorBetween,
                                        int countBetween)

addSeparatorFeatures

public static void addSeparatorFeatures(List<String> features,
                                        CoreLabel s0Label,
                                        CoreLabel s1Label,
                                        State.HeadPosition s0Separator,
                                        State.HeadPosition s1Separator)

addEdgeFeatures

public void addEdgeFeatures(List<String> features,
                            State state,
                            String nodeName,
                            String neighborName,
                            Tree node,
                            Tree neighbor)

Could potentially add the tags and words for the left and right ends of the tree. Also adds notes about the sizes of the given tree. However, it seems somewhat slow and doesn't help accuracy.

addEdgeFeatures2

public void addEdgeFeatures2(List<String> features,
                             State state,
                             String nodeName,
                             Tree node)

This option also does not seem to help

addExtraTrigramFeatures

public void addExtraTrigramFeatures(List<String> features,
                                    CoreLabel s0Label,
                                    CoreLabel s1Label,
                                    CoreLabel s2Label,
                                    CoreLabel q0Label,
                                    CoreLabel q1Label)

Also did not seem to help

featurize

public List<String> featurize(State state,
                              List<String> features)

Specified by:

featurize in class FeatureFactory