com.github.pmerienne.trident.ml.classification

Class BWinnowClassifier

java.lang.Object

com.github.pmerienne.trident.ml.classification.BWinnowClassifier

All Implemented Interfaces:

Classifier<Boolean>, Serializable

public class BWinnowClassifier
extends Object
implements Classifier<Boolean>

Balanced Winnow Classifier

Author:

pmerienne

See Also:

http://www.cs.cmu.edu/~vitor/papers/kdd06_final.pdf, Serialized Form

Constructor Summary

Constructors

Constructor and Description
BWinnowClassifier()
BWinnowClassifier(double promotion, double demotion, double threshold)

Method Summary

Methods

Modifier and Type	Method and Description
Boolean	classify(double[] features)
double	getDemotion()
double	getPromotion()
double	getThreshold()
double[]	getU()
double[]	getV()
protected void	init(int featureSize)
void	reset()
void	setDemotion(double demotion)
void	setPromotion(double promotion)
void	setThreshold(double threshold)
void	setU(double[] u)
void	setV(double[] v)
String	toString()
void	update(Boolean label, double[] features)

Methods inherited from class java.lang.Object

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

Constructor Detail

BWinnowClassifier

public BWinnowClassifier()

BWinnowClassifier

public BWinnowClassifier(double promotion,
                 double demotion,
                 double threshold)

Method Detail

classify

public Boolean classify(double[] features)

Specified by:

classify in interface Classifier<Boolean>

update

public void update(Boolean label,
          double[] features)

Specified by:

update in interface Classifier<Boolean>

init

protected void init(int featureSize)

reset

public void reset()

Specified by:

reset in interface Classifier<Boolean>

getU

public double[] getU()

setU

public void setU(double[] u)

getV

public double[] getV()

setV

public void setV(double[] v)

getPromotion

public double getPromotion()

setPromotion

public void setPromotion(double promotion)

getDemotion

public double getDemotion()

setDemotion

public void setDemotion(double demotion)

getThreshold

public double getThreshold()

setThreshold

public void setThreshold(double threshold)

toString

public String toString()

Overrides:

toString in class Object