infomat.bridges.jsdm
Class JSDMSimilarity

java.lang.Object
  infomat.vectorspace.similarity.ISimilarity
      infomat.vectorspace.similarity.DenseISimilarity
          infomat.bridges.jsdm.JSDMSimilarity

All Implemented Interfaces:

HasProperties

public class JSDMSimilarity
extends DenseISimilarity

Uses the Cosine Similarity in JSDM, but does not normalize the group vectors.

Field Summary

private JSDMWrapper

jsdmw

Fields inherited from class infomat.vectorspace.similarity.ISimilarity

properties

Constructor Summary

JSDMSimilarity(JSDMWrapper jsdmw)

Method Summary

private void	add(float[] cumulator, float[] addition)
Properties	getDefaultProperties()
float[]	getGroupRepresentation(IObjectGroup iog)
java.lang.String	getName()
Properties	getProperties()
java.lang.Object	getPropertyValue(java.lang.String name)
float[]	getRepresentation(IObject io)
void	setProperties(Properties properties)
void	setProperty(java.lang.String name, java.lang.Object value)
float	sim(float[] repr1, float[] repr2)
float	sim(IObjectGroup iog1, IObjectGroup iog2)
float	sim(IObject io1, IObject io2)
float	sim(IObject io, IObjectGroup iog)

Methods inherited from class java.lang.Object

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

Field Detail

jsdmw

private JSDMWrapper jsdmw

Constructor Detail

JSDMSimilarity

public JSDMSimilarity(JSDMWrapper jsdmw)

Method Detail

getDefaultProperties

public Properties getDefaultProperties()

getPropertyValue

public java.lang.Object getPropertyValue(java.lang.String name)

setProperty

public void setProperty(java.lang.String name,
                        java.lang.Object value)
                 throws PropertyNotFoundException

Throws:

PropertyNotFoundException

getProperties

public Properties getProperties()

setProperties

public void setProperties(Properties properties)

getName

public java.lang.String getName()

Specified by:

getName in class ISimilarity

sim

public float sim(IObject io1,
                 IObject io2)

Specified by:

sim in class ISimilarity

sim

public float sim(IObject io,
                 IObjectGroup iog)

Specified by:

sim in class ISimilarity

sim

public float sim(IObjectGroup iog1,
                 IObjectGroup iog2)

Specified by:

sim in class ISimilarity

sim

public float sim(float[] repr1,
                 float[] repr2)

Specified by:

sim in class DenseISimilarity

getRepresentation

public float[] getRepresentation(IObject io)

Specified by:

getRepresentation in class DenseISimilarity

getGroupRepresentation

public float[] getGroupRepresentation(IObjectGroup iog)

Specified by:

getGroupRepresentation in class DenseISimilarity

add

private void add(float[] cumulator,
                 float[] addition)