ai.libs.jaicore.ml.core.dataset.sampling.inmemory.stratified.sampling

Class ClusterStratiAssigner<I extends INumericArrayInstance,D extends IDataset<I>>

java.lang.Object

ai.libs.jaicore.ml.core.dataset.sampling.inmemory.stratified.sampling.ClusterStratiAssigner<I,D>

All Implemented Interfaces:

IStratiAssigner<I,D>

Direct Known Subclasses:

GMeansStratiAmountSelectorAndAssigner, KMeansStratiAssigner

public abstract class ClusterStratiAssigner<I extends INumericArrayInstance,D extends IDataset<I>>
extends java.lang.Object
implements IStratiAssigner<I,D>

Field Summary

Fields

Modifier and Type	Field and Description
protected java.util.List<org.apache.commons.math3.ml.clustering.CentroidCluster<I>>	clusters
protected org.apache.commons.math3.ml.distance.DistanceMeasure	distanceMeasure
protected int	randomSeed

Constructor Summary

Constructors

Constructor and Description
ClusterStratiAssigner()

Method Summary

Modifier and Type	Method and Description
int	assignToStrati(I datapoint) Custom logic for assigning datapoints into strati.
int	getNumCPUs()
void	setNumCPUs(int numberOfCPUs) Sets the number of CPU cores that can be used for parallel computation

Methods inherited from class java.lang.Object

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

Methods inherited from interface ai.libs.jaicore.ml.core.dataset.sampling.inmemory.stratified.sampling.IStratiAssigner

init

Field Detail

randomSeed

protected int randomSeed

distanceMeasure

protected org.apache.commons.math3.ml.distance.DistanceMeasure distanceMeasure

clusters

protected java.util.List<org.apache.commons.math3.ml.clustering.CentroidCluster<I extends INumericArrayInstance>> clusters

Constructor Detail

ClusterStratiAssigner

public ClusterStratiAssigner()

Method Detail

assignToStrati

public int assignToStrati(I datapoint)

Description copied from interface: IStratiAssigner

Custom logic for assigning datapoints into strati.

Specified by:

assignToStrati in interface IStratiAssigner<I extends INumericArrayInstance,D extends IDataset<I>>

Parameters:

datapoint - The datapoint that has to be assigned.

Returns:

The index of the strati the datapoint will be assigned into.

setNumCPUs

public void setNumCPUs(int numberOfCPUs)

Description copied from interface: IStratiAssigner

Sets the number of CPU cores that can be used for parallel computation

Specified by:

setNumCPUs in interface IStratiAssigner<I extends INumericArrayInstance,D extends IDataset<I>>

getNumCPUs

public int getNumCPUs()

Specified by:

getNumCPUs in interface IStratiAssigner<I extends INumericArrayInstance,D extends IDataset<I>>