moa.streams.generators

Class RandomRBFGeneratorDrift

java.lang.Object

moa.AbstractMOAObject

moa.options.AbstractOptionHandler

moa.streams.generators.RandomRBFGenerator

moa.streams.generators.RandomRBFGeneratorDrift

All Implemented Interfaces:

Serializable, MOAObject, OptionHandler, InstanceStream

public class RandomRBFGeneratorDrift
extends RandomRBFGenerator

Stream generator for a random radial basis function stream with drift.

Version:

$Revision: 7 $

Author:

Albert Bifet (abifet at cs dot waikato dot ac dot nz)

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class moa.streams.generators.RandomRBFGenerator

RandomRBFGenerator.Centroid

Field Summary

Fields

Modifier and Type	Field and Description
IntOption	numDriftCentroidsOption
protected double[][]	speedCentroids
FloatOption	speedChangeOption

Fields inherited from class moa.streams.generators.RandomRBFGenerator

centroids, centroidWeights, instanceRandom, instanceRandomSeedOption, modelRandomSeedOption, numAttsOption, numCentroidsOption, numClassesOption, streamHeader

Fields inherited from class moa.options.AbstractOptionHandler

classOptionNamesToPreparedObjects, options

Constructor Summary

Constructors

Constructor and Description
RandomRBFGeneratorDrift()

Method Summary

Methods

Modifier and Type	Method and Description
protected void	generateCentroids()
void	getDescription(StringBuilder sb, int indent) Returns a string representation of this object.
String	getPurposeString() Gets the purpose of this object
weka.core.Instance	nextInstance() Gets the next instance from this stream.

Methods inherited from class moa.streams.generators.RandomRBFGenerator

estimatedRemainingInstances, generateHeader, getHeader, hasMoreInstances, isRestartable, prepareForUseImpl, restart

Methods inherited from class moa.options.AbstractOptionHandler

copy, discoverOptionsViaReflection, getCLICreationString, getOptions, getPreparedClassOption, getPreparedClassOption, prepareClassOptions, prepareForUse, prepareForUse

Methods inherited from class moa.AbstractMOAObject

copy, measureByteSize, measureByteSize, toString

Methods inherited from class java.lang.Object

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

Methods inherited from interface moa.MOAObject

copy, measureByteSize

Field Detail

speedChangeOption

public FloatOption speedChangeOption

numDriftCentroidsOption

public IntOption numDriftCentroidsOption

speedCentroids

protected double[][] speedCentroids

Constructor Detail

RandomRBFGeneratorDrift

public RandomRBFGeneratorDrift()

Method Detail

getPurposeString

public String getPurposeString()

Description copied from interface: OptionHandler

Gets the purpose of this object

Specified by:

getPurposeString in interface OptionHandler

Overrides:

getPurposeString in class RandomRBFGenerator

Returns:

the string with the purpose of this object

nextInstance

public weka.core.Instance nextInstance()

Description copied from interface: InstanceStream

Gets the next instance from this stream.

Specified by:

nextInstance in interface InstanceStream

Overrides:

nextInstance in class RandomRBFGenerator

Returns:

the next instance of this stream

generateCentroids

protected void generateCentroids()

Overrides:

generateCentroids in class RandomRBFGenerator

getDescription

public void getDescription(StringBuilder sb,
                  int indent)

Description copied from interface: MOAObject

Returns a string representation of this object. Used in AbstractMOAObject.toString to give a string representation of the object.

Specified by:

getDescription in interface MOAObject

Overrides:

getDescription in class RandomRBFGenerator

Parameters:

sb - the stringbuilder to add the description

indent - the number of characters to indent