edu.cmu.minorthird.text.learn
Class SampleFE

java.lang.Object
  edu.cmu.minorthird.text.learn.SampleFE

public class SampleFE
extends java.lang.Object

Some sample feature extractors.

Author:

William Cohen

Nested Class Summary

static class	SampleFE.AnnotatedSpanFE A feature extractor that pre-loads a mixup file or some other type of annotation.
static class	SampleFE.BagOfLowerCaseWordsFE
static class	SampleFE.BagOfWordsFE
static class	SampleFE.ExtractionFE An extraction-oriented feature extractor to apply to one-token spans, for extraction tasks.

Field Summary

static SampleFE.AnnotatedSpanFE	BAG_OF_LC_WORDS Simple bag of words feature extractor, with all tokens converted to lower case.
static SampleFE.AnnotatedSpanFE	BAG_OF_WORDS Simple bag of words feature extractor.

Constructor Summary

SampleFE()

Method Summary

static void	main(java.lang.String[] args) Test case to try out the feature extractors
static SampleFE.AnnotatedSpanFE	makeExtractionFE(int featureWindowSize) A simple extraction-oriented feature extractor to apply to one-token spans, for extraction tasks.

Methods inherited from class java.lang.Object

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

Field Detail

BAG_OF_WORDS

public static final SampleFE.AnnotatedSpanFE BAG_OF_WORDS

Simple bag of words feature extractor.

BAG_OF_LC_WORDS

public static final SampleFE.AnnotatedSpanFE BAG_OF_LC_WORDS

Simple bag of words feature extractor, with all tokens converted to lower case.

Constructor Detail

SampleFE

public SampleFE()

Method Detail

makeExtractionFE

public static final SampleFE.AnnotatedSpanFE makeExtractionFE(int featureWindowSize)

A simple extraction-oriented feature extractor to apply to one-token spans, for extraction tasks.

main

public static void main(java.lang.String[] args)

Test case to try out the feature extractors