Package adams.data.splitgenerator.generic.stratification

Class AbstractStratification

java.lang.Object

adams.core.logging.LoggingObject

adams.core.logging.CustomLoggingLevelObject

adams.core.option.AbstractOptionHandler

adams.data.splitgenerator.generic.stratification.AbstractStratification

All Implemented Interfaces:

Destroyable, GlobalInfoSupporter, LoggingLevelHandler, LoggingSupporter, OptionHandler, SizeOfHandler, Stratification, Serializable

Direct Known Subclasses:

DefaultStratification, PassThrough

public abstract class AbstractStratification
extends AbstractOptionHandler
implements Stratification

Ancestor for stratification schemes.

Author:

FracPete (fracpete at waikato dot ac dot nz)

See Also:

Serialized Form

Field Summary

Fields inherited from class adams.core.option.AbstractOptionHandler

m_OptionManager

Fields inherited from class adams.core.logging.LoggingObject

m_Logger, m_LoggingIsEnabled, m_LoggingLevel

Constructor Summary

Constructors

Constructor	Description
AbstractStratification()

Method Summary

Modifier and Type	Method	Description
protected <T> String	check(List<Binnable<T>> data, int folds)	Check method before performing stratification.
protected abstract <T> List<Binnable<T>>	doStratify(List<Binnable<T>> data, int folds)	Stratifies the data.
void	reset()	Resets the scheme.
<T> List<Binnable<T>>	stratify(List<Binnable<T>> data, int folds)	Stratifies the data.

Methods inherited from class adams.core.option.AbstractOptionHandler

cleanUpOptions, defineOptions, destroy, finishInit, getDefaultLoggingLevel, getOptionManager, globalInfo, initialize, loggingLevelTipText, newOptionManager, setLoggingLevel, toCommandLine, toString

Methods inherited from class adams.core.logging.LoggingObject

configureLogger, getLogger, getLoggingLevel, initializeLogging, isLoggingEnabled, sizeOf

Methods inherited from class java.lang.Object

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

Methods inherited from interface adams.core.logging.LoggingLevelHandler

getLoggingLevel

Constructor Detail

AbstractStratification

public AbstractStratification()

Method Detail

reset

public void reset()

Resets the scheme.

Specified by:

reset in interface Stratification

Overrides:

reset in class AbstractOptionHandler

check

protected <T> String check(List<Binnable<T>> data,
                           int folds)

Check method before performing stratification.

Parameters:

data - the data to check

Returns:

null if checks passed, otherwise error message

doStratify

protected abstract <T> List<Binnable<T>> doStratify(List<Binnable<T>> data,
                                                    int folds)

Stratifies the data.

Type Parameters:

T - the payload type

Parameters:

data - the data to stratify

folds - the number of folds

Returns:

the stratified data

stratify

public <T> List<Binnable<T>> stratify(List<Binnable<T>> data,
                                      int folds)

Stratifies the data.

Specified by:

stratify in interface Stratification

Type Parameters:

T - the payload type

Parameters:

data - the data to stratify

folds - the number of folds

Returns:

the stratified data

Throws:

IllegalStateException - if checks fail