org.linqs.psl.utils.textsimilarity

Class Level2LevenshteinSimilarity

java.lang.Object

org.linqs.psl.utils.textsimilarity.Level2LevenshteinSimilarity

All Implemented Interfaces:

ExternalFunction

public class Level2LevenshteinSimilarity
extends Object
implements ExternalFunction

Wraps the Level 2 Levenshtein string similarity from the Second String library. Level 2 means that tokens are broken up before comparison. If the similarity is below a threshold (default=0.5) it returns 0.

Constructor Summary

Constructors

Constructor and Description
Level2LevenshteinSimilarity()
Level2LevenshteinSimilarity(double simThresh)

Method Summary

Modifier and Type	Method and Description
ConstantType[]	getArgumentTypes()
int	getArity()
double	getValue(ReadableDatabase db, Constant... args)

Methods inherited from class java.lang.Object

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

Constructor Detail

Level2LevenshteinSimilarity

public Level2LevenshteinSimilarity()

Level2LevenshteinSimilarity

public Level2LevenshteinSimilarity(double simThresh)

Method Detail

getArity

public int getArity()

Specified by:

getArity in interface ExternalFunction

getArgumentTypes

public ConstantType[] getArgumentTypes()

Specified by:

getArgumentTypes in interface ExternalFunction

getValue

public double getValue(ReadableDatabase db,
                       Constant... args)

Specified by:

getValue in interface ExternalFunction