Package de.uni_mannheim.informatik.dws.melt.matching_jena_matchers.external.services.setSimilarityMeasures

Class CombinedJaccardAndOverlapCoefficient

java.lang.Object

de.uni_mannheim.informatik.dws.melt.matching_jena_matchers.external.services.setSimilarityMeasures.CombinedJaccardAndOverlapCoefficient

All Implemented Interfaces:

SetSimilarityMeasure

public class CombinedJaccardAndOverlapCoefficient
extends Object
implements SetSimilarityMeasure

50% Jaccard, 50% Overlap Coefficient.

Constructor Summary

Constructors

Constructor	Description
CombinedJaccardAndOverlapCoefficient()

Method Summary

Modifier and Type	Method	Description
double	calculateSimilarity(String[] set1, String[] set2)	Instance-Specific similarity calculation.
double	calculateSimilarity(HashSet<String> set1, HashSet<String> set2)	Instance-Specific similarity calculation.
double	calculateSimilarityWithNumbers(int common, int sizeSet1, int sizeSet2)	A quick way to calcualte set similarity.
String	getName()	Get the name representation of the SetSimilarity Measure.

Methods inherited from class java.lang.Object

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

Constructor Details

CombinedJaccardAndOverlapCoefficient

public CombinedJaccardAndOverlapCoefficient()

Method Details

calculateSimilarity

public double calculateSimilarity(String[] set1,
 String[] set2)

Description copied from interface: SetSimilarityMeasure

Instance-Specific similarity calculation. Returns a similarity value in the range of [0.0, 1.0].

Specified by:

calculateSimilarity in interface SetSimilarityMeasure

Parameters:

set1 - Set 1 as String Array.

set2 - Set 2 as String Array.

Returns:

A similarity value in the range of [0.0, 1.0].

calculateSimilarity

public double calculateSimilarity(HashSet<String> set1,
 HashSet<String> set2)

Description copied from interface: SetSimilarityMeasure

Instance-Specific similarity calculation. Returns a similarity value in the range of [0.0, 1.0].

Specified by:

calculateSimilarity in interface SetSimilarityMeasure

Parameters:

set1 - Set 1.

set2 - Set 2.

Returns:

A similarity value in the range of [0.0, 1.0].

calculateSimilarityWithNumbers

public double calculateSimilarityWithNumbers(int common,
 int sizeSet1,
 int sizeSet2)

Description copied from interface: SetSimilarityMeasure

A quick way to calcualte set similarity.

Specified by:

calculateSimilarityWithNumbers in interface SetSimilarityMeasure

Parameters:

common - The number of common elements.

sizeSet1 - The size of set 1.

sizeSet2 - The size of set 2.

Returns:

The similarity result.

getName

public String getName()

Description copied from interface: SetSimilarityMeasure

Get the name representation of the SetSimilarity Measure.

Specified by:

getName in interface SetSimilarityMeasure

Returns:

Name respresentation as String.