Package org.aksw.palmetto

Class VectorBasedCoherence

java.lang.Object

org.aksw.palmetto.VectorBasedCoherence

All Implemented Interfaces:

Coherence

public class VectorBasedCoherence
extends Object
implements Coherence

This is a vector-based coherence measure.

Author:

Michael Röder

Field Summary

Fields

Modifier and Type	Field	Description
protected Aggregation	aggregation	The aggregator used to aggregate the single ratings of the subset pairs.
protected VectorBasedConfirmationMeasure	confirmation	The confirmation measure used to rate the single subset pairs.
protected Segmentator	segmentator	The segmentation scheme used to create the subset pairs.
protected VectorCreator	vectorCreator	The vector creator used to determine the vectors for the given words.
protected Weighter	weighter	Deprecated.

Constructor Summary

Constructors

Constructor	Description
VectorBasedCoherence(Segmentator segmentator, VectorCreator vectorCreator, VectorBasedConfirmationMeasure confirmation, Aggregation aggregation)
VectorBasedCoherence(Segmentator segmentator, VectorCreator vectorCreator, VectorBasedConfirmationMeasure confirmation, Aggregation aggregation, Weighter weighter)	Deprecated.

Method Summary

Modifier and Type	Method	Description
double[]	calculateCoherences(String[][] wordsets)	Calculates the coherence for the given set of top word sets.
String	getName()	Returns the name of the coherence.

Methods inherited from class java.lang.Object

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

Field Details

segmentator

protected Segmentator segmentator

The segmentation scheme used to create the subset pairs.

vectorCreator

protected VectorCreator vectorCreator

The vector creator used to determine the vectors for the given words.

confirmation

protected VectorBasedConfirmationMeasure confirmation

The confirmation measure used to rate the single subset pairs.

aggregation

protected Aggregation aggregation

The aggregator used to aggregate the single ratings of the subset pairs.

weighter

@Deprecated
protected Weighter weighter

Deprecated.

Constructor Details

VectorBasedCoherence

@Deprecated
public VectorBasedCoherence(Segmentator segmentator,
 VectorCreator vectorCreator,
 VectorBasedConfirmationMeasure confirmation,
 Aggregation aggregation,
 Weighter weighter)

Deprecated.

VectorBasedCoherence

public VectorBasedCoherence(Segmentator segmentator,
 VectorCreator vectorCreator,
 VectorBasedConfirmationMeasure confirmation,
 Aggregation aggregation)

Method Details

calculateCoherences

public double[] calculateCoherences(String[][] wordsets)

Description copied from interface: Coherence

Calculates the coherence for the given set of top word sets.

Specified by:

calculateCoherences in interface Coherence

Parameters:

wordsets - set of topic top words

Returns:

a double array containing the coherences for the given top word sets.

getName

public String getName()

Description copied from interface: Coherence

Returns the name of the coherence.

Specified by:

getName in interface Coherence

Returns:

the name of the coherence