org.carrot2.text.preprocessing.filter

Class NumericLabelFilter

java.lang.Object

org.carrot2.text.preprocessing.filter.SingleLabelFilterBase

org.carrot2.text.preprocessing.filter.NumericLabelFilter

All Implemented Interfaces:

ILabelFilter

@Bindable(prefix="NumericLabelFilter")
public class NumericLabelFilter
extends SingleLabelFilterBase

Accepts labels that do not consist only of numeric tokens and start with a non-numeric token.

Field Summary

Fields

Modifier and Type	Field and Description
boolean	enabled Remove numeric labels.

Constructor Summary

Constructors

Constructor and Description
NumericLabelFilter()

Method Summary

Modifier and Type	Method and Description
boolean	acceptPhrase(PreprocessingContext context, int phraseIndex) Should return true if the phrase located at phraseIndex is to be accepted, false otherwise.
boolean	acceptWord(PreprocessingContext context, int wordIndex) Should return true if the word located at wordIndex is to be accepted, false otherwise.
boolean	isEnabled()

Methods inherited from class org.carrot2.text.preprocessing.filter.SingleLabelFilterBase

filter

Methods inherited from class java.lang.Object

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

Field Detail

enabled

@Input
 @Processing
 @Attribute
 @Label(value="Remove numeric labels")
 @Level(value=BASIC)
 @Group(value="Labels")
public boolean enabled

Remove numeric labels. Remove labels that consist only of or start with numbers.

Constructor Detail

NumericLabelFilter

public NumericLabelFilter()

Method Detail

acceptPhrase

public boolean acceptPhrase(PreprocessingContext context,
                            int phraseIndex)

Description copied from class: SingleLabelFilterBase

Should return true if the phrase located at phraseIndex is to be accepted, false otherwise.

Specified by:

acceptPhrase in class SingleLabelFilterBase

Parameters:

context - provides access to all information about the phrase

phraseIndex - index of the phrase for which decision is to be made

acceptWord

public boolean acceptWord(PreprocessingContext context,
                          int wordIndex)

Description copied from class: SingleLabelFilterBase

Should return true if the word located at wordIndex is to be accepted, false otherwise.

Specified by:

acceptWord in class SingleLabelFilterBase

Parameters:

context - provides access to all information about the word

wordIndex - index of the word for which decision is to be made

isEnabled

public boolean isEnabled()

Returns:

true if the filter is to be applied, false if the filter should be omitted by the LabelFilterProcessor.