Package moa.gui.experimentertab.tasks

Class EvaluatePeriodicHeldOutTest

java.lang.Object

moa.AbstractMOAObject

moa.options.AbstractOptionHandler

moa.tasks.AbstractTask

moa.gui.experimentertab.tasks.ExperimenterTask

moa.gui.experimentertab.tasks.EvaluatePeriodicHeldOutTest

All Implemented Interfaces:

Configurable, java.io.Serializable, MOAObject, OptionHandler, Task

public class EvaluatePeriodicHeldOutTest
extends ExperimenterTask

Task for evaluating a classifier on a stream by periodically testing on a heldout set.

Version:

$Revision: 7 $

Author:

Richard Kirkby ([email protected])

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
FlagOption	cacheTestOption
ClassOption	evaluatorOption
IntOption	sampleFrequencyOption
IntOption	testSizeOption
IntOption	trainSizeOption
IntOption	trainTimeOption

Fields inherited from class moa.options.AbstractOptionHandler

config

Constructor Summary

Constructors

Constructor	Description
EvaluatePeriodicHeldOutTest()

Method Summary

Modifier and Type	Method	Description
protected java.lang.Object	doTaskImpl(TaskMonitor monitor, ObjectRepository repository)	This method performs this task.
java.lang.String	getPurposeString()	Dictionary with option texts and objects
java.lang.Class<?>	getTaskResultType()	Gets the result type of this task.

Methods inherited from class moa.AbstractMOAObject

copy, measureByteSize, measureByteSize, toString

Methods inherited from class moa.options.AbstractOptionHandler

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

Methods inherited from class moa.tasks.AbstractTask

doTask, doTask, getDescription, getTaskName, prepareForUseImpl

Methods inherited from interface moa.MOAObject

copy, measureByteSize

Methods inherited from class java.lang.Object

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

Field Detail

evaluatorOption

public ClassOption evaluatorOption

testSizeOption

public IntOption testSizeOption

trainSizeOption

public IntOption trainSizeOption

trainTimeOption

public IntOption trainTimeOption

sampleFrequencyOption

public IntOption sampleFrequencyOption

cacheTestOption

public FlagOption cacheTestOption

Constructor Detail

EvaluatePeriodicHeldOutTest

public EvaluatePeriodicHeldOutTest()

Method Detail

getPurposeString

public java.lang.String getPurposeString()

Description copied from class: AbstractOptionHandler

Dictionary with option texts and objects

Specified by:

getPurposeString in interface OptionHandler

Overrides:

getPurposeString in class AbstractOptionHandler

Returns:

the string with the purpose of this object

getTaskResultType

public java.lang.Class<?> getTaskResultType()

Description copied from interface: Task

Gets the result type of this task. Tasks can return LearningCurve, LearningEvaluation, Classifier, String, Instances..

Returns:

a class object of the result of this task

doTaskImpl

protected java.lang.Object doTaskImpl(TaskMonitor monitor,
                                      ObjectRepository repository)

Description copied from class: AbstractTask

This method performs this task. AbstractTask implements doTask so all its extensions only need to implement doTaskImpl.

Specified by:

doTaskImpl in class AbstractTask

Parameters:

monitor - the TaskMonitor to use

repository - the ObjectRepository to use

Returns:

an object with the result of this task