org.hawkular.datamining.forecast.models

Class AbstractModelOptimizer

java.lang.Object

org.hawkular.datamining.forecast.models.AbstractModelOptimizer

All Implemented Interfaces:

ModelOptimizer

Direct Known Subclasses:

DoubleExponentialSmoothing.DoubleExOptimizer, SimpleExponentialSmoothing.SimpleExOptimizer, TripleExponentialSmoothing.TripleExOptimizer

public abstract class AbstractModelOptimizer
extends Object
implements ModelOptimizer

Author:

Pavol Loffay

Field Summary

Fields

Modifier and Type	Field and Description
protected double[]	result

Constructor Summary

Constructors

Constructor and Description
AbstractModelOptimizer(MetricContext metricContext)

Method Summary

Modifier and Type	Method and Description
MetricContext	getMetricContext()
protected void	optimize(double[] initialGuess, org.apache.commons.math3.optim.nonlinear.scalar.MultivariateFunctionMappingAdapter costFunction)
double[]	result()

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.hawkular.datamining.forecast.models.ModelOptimizer

minimizedMSE

Field Detail

result

protected double[] result

Constructor Detail

AbstractModelOptimizer

public AbstractModelOptimizer(MetricContext metricContext)

Method Detail

getMetricContext

public MetricContext getMetricContext()

result

public double[] result()

Specified by:

result in interface ModelOptimizer

Returns:

optimized parameters of the model. Length of array depends on a model being optimized.

optimize

protected void optimize(double[] initialGuess,
                        org.apache.commons.math3.optim.nonlinear.scalar.MultivariateFunctionMappingAdapter costFunction)