org.linqs.psl.utils.textsimilarity

Class CosineSimilarity

java.lang.Object

org.linqs.psl.utils.textsimilarity.CosineSimilarity

All Implemented Interfaces:

ExternalFunction

public class CosineSimilarity
extends Object
implements ExternalFunction

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	CosineSimilarity.WordVector

Constructor Summary

Constructors

Constructor and Description
CosineSimilarity()
CosineSimilarity(double threshold)

Method Summary

Modifier and Type	Method and Description
static double	cosineSimilarity(CosineSimilarity.WordVector vec1, CosineSimilarity.WordVector vec2)
ConstantType[]	getArgumentTypes()
int	getArity()
double	getValue(ReadableDatabase db, Constant... args)
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

CosineSimilarity

public CosineSimilarity()

CosineSimilarity

public CosineSimilarity(double threshold)

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

toString

public String toString()

Overrides:

toString in class Object

cosineSimilarity

public static double cosineSimilarity(CosineSimilarity.WordVector vec1,
                                      CosineSimilarity.WordVector vec2)