dragon.nlp.tool.lemmatiser

Class EngLemmatiser

java.lang.Object

dragon.nlp.tool.lemmatiser.EngLemmatiser

All Implemented Interfaces:

Lemmatiser

public class EngLemmatiser
extends Object
implements Lemmatiser

English lemmatiser which is adapted from WordNet

Copyright: Copyright (c) 2005

Company: IST, Drexel University

Version:

1.0

Author:

Davis Zhou

Field Summary

Fields inherited from interface dragon.nlp.tool.Lemmatiser

FIRSTPOS, LASTPOS

Constructor Summary

Constructors

Constructor and Description
EngLemmatiser()
EngLemmatiser(boolean indexLookupOption, boolean disableVerbAdjective)
EngLemmatiser(String directory, boolean indexLookupOption, boolean disableVerbAdjective)

Method Summary

Modifier and Type	Method and Description
String	lemmatize(String derivation) Gets the base form of the word.
String	lemmatize(String derivation, int POS) Gets the base form of the word
static void	main(String[] args)
String	stem(String derivation) Gets the stem of the word.

Methods inherited from class java.lang.Object

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

Constructor Detail

EngLemmatiser

public EngLemmatiser()

EngLemmatiser

public EngLemmatiser(boolean indexLookupOption,
                     boolean disableVerbAdjective)

EngLemmatiser

public EngLemmatiser(String directory,
                     boolean indexLookupOption,
                     boolean disableVerbAdjective)

Method Detail

main

public static void main(String[] args)

lemmatize

public String lemmatize(String derivation,
                        int POS)

Description copied from interface: Lemmatiser

Gets the base form of the word

Specified by:

lemmatize in interface Lemmatiser

Parameters:

derivation - the word for lemmatising

POS - the part of speech of the word

Returns:

the base form

lemmatize

public String lemmatize(String derivation)

Description copied from interface: Lemmatiser

Gets the base form of the word.

Specified by:

lemmatize in interface Lemmatiser

Parameters:

derivation - the word for lemmatising

Returns:

the base form

stem

public String stem(String derivation)

Description copied from interface: Lemmatiser

Gets the stem of the word. The result of stemming may be different from that of lemmasting. It is up to the implementations.

Specified by:

stem in interface Lemmatiser

Parameters:

derivation - the word for processing

Returns:

the stem of a word