org.hawkular.datamining.forecast.models

Class SimpleExponentialSmoothing.SimpleExOptimizer

java.lang.Object

org.hawkular.datamining.forecast.models.AbstractModelOptimizer

org.hawkular.datamining.forecast.models.SimpleExponentialSmoothing.SimpleExOptimizer

All Implemented Interfaces:

ModelOptimizer

Enclosing class:

SimpleExponentialSmoothing

public static class SimpleExponentialSmoothing.SimpleExOptimizer
extends AbstractModelOptimizer

Field Summary

Fields inherited from class org.hawkular.datamining.forecast.models.AbstractModelOptimizer

result

Constructor Summary

Constructors

Constructor and Description
SimpleExOptimizer(MetricContext metricContext)

Method Summary

Modifier and Type	Method and Description
org.apache.commons.math3.optim.nonlinear.scalar.MultivariateFunctionMappingAdapter	costFunction(List<DataPoint> dataPoints)
SimpleExponentialSmoothing	minimizedMSE(List<DataPoint> dataPoints)

Methods inherited from class org.hawkular.datamining.forecast.models.AbstractModelOptimizer

getMetricContext, optimize, result

Methods inherited from class java.lang.Object

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

Constructor Detail

SimpleExOptimizer

public SimpleExOptimizer(MetricContext metricContext)

Method Detail

minimizedMSE

public SimpleExponentialSmoothing minimizedMSE(List<DataPoint> dataPoints)

Parameters:

dataPoints - training data set

Returns:

best model for given data set. Model is already learned up to last timestamp in trainData

costFunction

public org.apache.commons.math3.optim.nonlinear.scalar.MultivariateFunctionMappingAdapter costFunction(List<DataPoint> dataPoints)