org.android.activityminer.logic.features
Class VarianceFeature<T extends Enum<T> & Dimensions>

java.lang.Object
  org.android.activityminer.logic.features.AbstractFeature
      org.android.activityminer.logic.features.VarianceFeature<T>

Type Parameters:

T - the enumeration type for the dimensions

All Implemented Interfaces:

Feature

Direct Known Subclasses:

StandardDeviationFeature

public class VarianceFeature<T extends Enum<T> & Dimensions>
extends AbstractFeature

Implementation of the variance (squared standard deviation) feature, which is an extended feature based on the mean feature value.

Field Summary

private VarianceCalculator<T>

calculator The variance calculator.

Fields inherited from class org.android.activityminer.logic.features.AbstractFeature

featureType

Constructor Summary

VarianceFeature(FeatureTypes featureType, VarianceCalculator<T> calculator)
Constructor

Method Summary

Double	getFeatureValue() Getter for the feature value
VarianceCalculator<T>	getVarianceCalculator() Getter for the variance calculator.

Methods inherited from class org.android.activityminer.logic.features.AbstractFeature

getFeatureType

Methods inherited from class java.lang.Object

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

Field Detail

calculator

private final VarianceCalculator<T extends Enum<T> & Dimensions> calculator

The variance calculator.

Constructor Detail

VarianceFeature

public VarianceFeature(FeatureTypes featureType,
                       VarianceCalculator<T> calculator)

Constructor

Parameters:

featureType - the feature type

calculator - the variance calculator

Method Detail

getFeatureValue

public Double getFeatureValue()

Description copied from interface: Feature

Getter for the feature value

Returns:

the feature value

getVarianceCalculator

public final VarianceCalculator<T> getVarianceCalculator()

Getter for the variance calculator.

Returns:

the variance calculator