org.nd4j.linalg.dataset.api.preprocessor

Class MinMaxStrategy

java.lang.Object

org.nd4j.linalg.dataset.api.preprocessor.MinMaxStrategy

All Implemented Interfaces:

Serializable, NormalizerStrategy<MinMaxStats>

public class MinMaxStrategy
extends Object
implements NormalizerStrategy<MinMaxStats>, Serializable

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
MinMaxStrategy()
MinMaxStrategy(double minRange, double maxRange)

Method Summary

Modifier and Type	Method and Description
NormalizerStats.Builder	newStatsBuilder() Create a new NormalizerStats.Builder instance that can be used to fit new data and of the opType that belongs to the current NormalizerStrategy implementation
void	preProcess(INDArray array, INDArray maskArray, MinMaxStats stats) Normalize a data array
void	revert(INDArray array, INDArray maskArray, MinMaxStats stats) Denormalize a data array

Methods inherited from class java.lang.Object

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

Constructor Detail

MinMaxStrategy

public MinMaxStrategy()

MinMaxStrategy

public MinMaxStrategy(double minRange,
                      double maxRange)

Parameters:

minRange - the target range lower bound

maxRange - the target range upper bound

Method Detail

preProcess

public void preProcess(INDArray array,
                       INDArray maskArray,
                       MinMaxStats stats)

Normalize a data array

Specified by:

preProcess in interface NormalizerStrategy<MinMaxStats>

Parameters:

array - the data to normalize

stats - statistics of the data population

revert

public void revert(INDArray array,
                   INDArray maskArray,
                   MinMaxStats stats)

Denormalize a data array

Specified by:

revert in interface NormalizerStrategy<MinMaxStats>

Parameters:

array - the data to denormalize

stats - statistics of the data population

newStatsBuilder

public NormalizerStats.Builder newStatsBuilder()

Create a new NormalizerStats.Builder instance that can be used to fit new data and of the opType that belongs to the current NormalizerStrategy implementation

Specified by:

newStatsBuilder in interface NormalizerStrategy<MinMaxStats>

Returns:

the new builder