edu.udo.cs.yale.operator.generator
Class ClassificationFunction

java.lang.Object
  edu.udo.cs.yale.operator.generator.ClassificationFunction

All Implemented Interfaces:

TargetFunction

Direct Known Subclasses:

CheckerboardClassificationFunction, InteractionClassificationFunction, MultiClassificationFunction, OneThirdClassification, PolynomialClassificationFunction, QuadraticClassificationFunction, RandomClassificationFunction, RandomDotsClassificationFunction, SimpleNonLinearClassificationFunction, SimplePolynomialClassificationFunction, SinusClassificationFunction, SumClassificationFunction

public abstract class ClassificationFunction
extends java.lang.Object
implements TargetFunction

A target function for classification labels, i.e. non-continous nominal labels.

Version:

$Id: ClassificationFunction.java,v 1.3 2006/08/03 14:39:30 ingomierswa Exp $

Author:

Ingo Mierswa

Nested Class Summary

Nested classes/interfaces inherited from interface edu.udo.cs.yale.operator.generator.TargetFunction

TargetFunction.FunctionException

Field Summary

(package private) Attribute	label
protected double	lower
protected double	upper

Constructor Summary

ClassificationFunction()

Method Summary

double[]	createArguments(int dimension, RandomGenerator random) Creates and returns a number of arguments.
Attribute	getLabel() Returns the label attribute.
void	init(RandomGenerator random) Does nothing.
void	setLowerArgumentBound(double lower) Sets the lower bound for the arguments.
void	setTotalNumberOfAttributes(int number) Does nothing.
void	setTotalNumberOfExamples(int number) Does nothing.
void	setUpperArgumentBound(double upper) Sets the upper bound for the arguments.

Methods inherited from class java.lang.Object

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

Methods inherited from interface edu.udo.cs.yale.operator.generator.TargetFunction

calculate

Field Detail

lower

protected double lower

upper

protected double upper

label

Attribute label

Constructor Detail

ClassificationFunction

public ClassificationFunction()

Method Detail

init

public void init(RandomGenerator random)

Does nothing.

Specified by:

init in interface TargetFunction

setTotalNumberOfExamples

public void setTotalNumberOfExamples(int number)

Does nothing.

Specified by:

setTotalNumberOfExamples in interface TargetFunction

setTotalNumberOfAttributes

public void setTotalNumberOfAttributes(int number)

Does nothing.

Specified by:

setTotalNumberOfAttributes in interface TargetFunction

setLowerArgumentBound

public void setLowerArgumentBound(double lower)

Description copied from interface: TargetFunction

Sets the lower bound for the arguments.

Specified by:

setLowerArgumentBound in interface TargetFunction

setUpperArgumentBound

public void setUpperArgumentBound(double upper)

Description copied from interface: TargetFunction

Sets the upper bound for the arguments.

Specified by:

setUpperArgumentBound in interface TargetFunction

getLabel

public Attribute getLabel()

Description copied from interface: TargetFunction

Returns the label attribute.

Specified by:

getLabel in interface TargetFunction

createArguments

public double[] createArguments(int dimension,
                                RandomGenerator random)

Description copied from interface: TargetFunction

Creates and returns a number of arguments.

Specified by:

createArguments in interface TargetFunction