meka.experiment.statisticsexporters

Class WekaFilter

java.lang.Object

meka.events.LogObject

meka.experiment.statisticsexporters.AbstractEvaluationStatisticsExporter

meka.experiment.statisticsexporters.AbstractMetaEvaluationStatisticsExporter

meka.experiment.statisticsexporters.WekaFilter

All Implemented Interfaces:

Serializable, LogSupporter, EvaluationStatisticsExporter, weka.core.OptionHandler

public class WekaFilter
extends AbstractMetaEvaluationStatisticsExporter

Applies a Weka filter to the data.

Version:

$Revision$

Author:

FracPete (fracpete at waikato dot ac dot nz)

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected weka.filters.Filter	m_Filter the filter to apply to the data before passing it on to the base exporter.

Fields inherited from class meka.experiment.statisticsexporters.AbstractMetaEvaluationStatisticsExporter

m_Exporter

Fields inherited from class meka.events.LogObject

m_Debug, m_LogListeners

Constructor Summary

Constructors

Constructor and Description
WekaFilter()

Method Summary

Modifier and Type	Method and Description
protected String	doExport(List<EvaluationStatistics> stats) Exports the statistics.
protected List<EvaluationStatistics>	filter(List<EvaluationStatistics> stats) Filters the statistics using the specified filter.
String	filterTipText() Describes this property.
protected List<EvaluationStatistics>	fromInstances(weka.core.Instances data) Converts the Instances back into statistics.
protected EvaluationStatisticsExporter	getDefaultExporter() Returns the default exporter to use.
protected weka.filters.Filter	getDefaultFilter() Returns the default keys used for aggregation.
weka.filters.Filter	getFilter() Returns the filter to use.
String[]	getOptions() Returns the options.
String	globalInfo() Description to be displayed in the GUI.
Enumeration<weka.core.Option>	listOptions() Returns an enumeration of all the available options..
void	setFilter(weka.filters.Filter value) Sets the filter to use.
void	setOptions(String[] options) Sets the options.
protected weka.core.Instances	toInstances(List<EvaluationStatistics> stats) Turns the statistics into Instances.

Methods inherited from class meka.experiment.statisticsexporters.AbstractMetaEvaluationStatisticsExporter

addLogListener, exporterTipText, getExporter, removeLogListener, setExporter

Methods inherited from class meka.experiment.statisticsexporters.AbstractEvaluationStatisticsExporter

export

Methods inherited from class meka.events.LogObject

debug, getLogListeners, handleException, log

Methods inherited from class java.lang.Object

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

Methods inherited from interface meka.events.LogSupporter

log

Field Detail

m_Filter

protected weka.filters.Filter m_Filter

the filter to apply to the data before passing it on to the base exporter.

Constructor Detail

WekaFilter

public WekaFilter()

Method Detail

globalInfo

public String globalInfo()

Description to be displayed in the GUI.

Specified by:

globalInfo in class AbstractEvaluationStatisticsExporter

Returns:

the description

getDefaultFilter

protected weka.filters.Filter getDefaultFilter()

Returns the default keys used for aggregation.

Returns:

the default

getDefaultExporter

protected EvaluationStatisticsExporter getDefaultExporter()

Returns the default exporter to use.

Specified by:

getDefaultExporter in class AbstractMetaEvaluationStatisticsExporter

Returns:

the default

setFilter

public void setFilter(weka.filters.Filter value)

Sets the filter to use.

Parameters:

value - the filter

getFilter

public weka.filters.Filter getFilter()

Returns the filter to use.

Returns:

the filter

filterTipText

public String filterTipText()

Describes this property.

Returns:

the description

listOptions

public Enumeration<weka.core.Option> listOptions()

Returns an enumeration of all the available options..

Specified by:

listOptions in interface weka.core.OptionHandler

Overrides:

listOptions in class AbstractMetaEvaluationStatisticsExporter

Returns:

an enumeration of all available options.

setOptions

public void setOptions(String[] options)
                throws Exception

Sets the options.

Specified by:

setOptions in interface weka.core.OptionHandler

Overrides:

setOptions in class AbstractMetaEvaluationStatisticsExporter

Parameters:

options - the options to parse

Throws:

Exception - if parsing fails

getOptions

public String[] getOptions()

Returns the options.

Specified by:

getOptions in interface weka.core.OptionHandler

Overrides:

getOptions in class AbstractMetaEvaluationStatisticsExporter

Returns:

the current options

toInstances

protected weka.core.Instances toInstances(List<EvaluationStatistics> stats)

Turns the statistics into Instances.

Parameters:

stats - the statistics to convert

Returns:

the generated data

fromInstances

protected List<EvaluationStatistics> fromInstances(weka.core.Instances data)

Converts the Instances back into statistics.

Parameters:

data - the data to convert

Returns:

the generated statistics

filter

protected List<EvaluationStatistics> filter(List<EvaluationStatistics> stats)

Filters the statistics using the specified filter.

Parameters:

stats - the stats to filter

Returns:

the filtered stats

doExport

protected String doExport(List<EvaluationStatistics> stats)

Exports the statistics.

Specified by:

doExport in class AbstractEvaluationStatisticsExporter

Parameters:

stats - the statistics to export

Returns:

null if successfully exported, otherwise error message