org.deeplearning4j.datasets.iterator

Class ScrollableDataSetIterator

java.lang.Object

org.deeplearning4j.datasets.iterator.ScrollableDataSetIterator

All Implemented Interfaces:

Serializable, Iterator<DataSet>, DataSetIterator

public class ScrollableDataSetIterator
extends Object
implements DataSetIterator

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected DataSetIterator	backedIterator
protected AtomicLong	counter
protected MultiDataSet	firstMultiTrain
protected DataSet	firstTrain
protected AtomicBoolean	resetPending

Constructor Summary

Constructors

Constructor and Description
ScrollableDataSetIterator(int num, DataSetIterator backedIterator, AtomicLong counter, AtomicBoolean resetPending, DataSet firstTrain, double ratio, int totalExamples)
ScrollableDataSetIterator(int num, DataSetIterator backedIterator, AtomicLong counter, AtomicBoolean resetPending, DataSet firstTrain, int[] itemsPerPart)

Method Summary

Modifier and Type	Method and Description
boolean	asyncSupported()
int	batch()
List<String>	getLabels()
DataSetPreProcessor	getPreProcessor()
boolean	hasNext()
int	inputColumns()
DataSet	next()
DataSet	next(int i)
void	remove()
void	reset()
boolean	resetSupported()
void	setPreProcessor(DataSetPreProcessor dataSetPreProcessor)
int	totalOutcomes()

Methods inherited from class java.lang.Object

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

Methods inherited from interface java.util.Iterator

forEachRemaining

Field Detail

backedIterator

protected DataSetIterator backedIterator

counter

protected AtomicLong counter

resetPending

protected AtomicBoolean resetPending

firstTrain

protected DataSet firstTrain

firstMultiTrain

protected MultiDataSet firstMultiTrain

Constructor Detail

ScrollableDataSetIterator

public ScrollableDataSetIterator(int num,
                                 DataSetIterator backedIterator,
                                 AtomicLong counter,
                                 AtomicBoolean resetPending,
                                 DataSet firstTrain,
                                 double ratio,
                                 int totalExamples)

ScrollableDataSetIterator

public ScrollableDataSetIterator(int num,
                                 DataSetIterator backedIterator,
                                 AtomicLong counter,
                                 AtomicBoolean resetPending,
                                 DataSet firstTrain,
                                 int[] itemsPerPart)

Method Detail

next

public DataSet next(int i)

Specified by:

next in interface DataSetIterator

getLabels

public List<String> getLabels()

Specified by:

getLabels in interface DataSetIterator

inputColumns

public int inputColumns()

Specified by:

inputColumns in interface DataSetIterator

remove

public void remove()

Specified by:

remove in interface Iterator<DataSet>

totalOutcomes

public int totalOutcomes()

Specified by:

totalOutcomes in interface DataSetIterator

resetSupported

public boolean resetSupported()

Specified by:

resetSupported in interface DataSetIterator

asyncSupported

public boolean asyncSupported()

Specified by:

asyncSupported in interface DataSetIterator

reset

public void reset()

Specified by:

reset in interface DataSetIterator

batch

public int batch()

Specified by:

batch in interface DataSetIterator

setPreProcessor

public void setPreProcessor(DataSetPreProcessor dataSetPreProcessor)

Specified by:

setPreProcessor in interface DataSetIterator

getPreProcessor

public DataSetPreProcessor getPreProcessor()

Specified by:

getPreProcessor in interface DataSetIterator

hasNext

public boolean hasNext()

Specified by:

hasNext in interface Iterator<DataSet>

next

public DataSet next()

Specified by:

next in interface Iterator<DataSet>