org.processmining.plugins.plg.logic.models.distributions

Class NormalDistribution

java.lang.Object

org.processmining.plugins.plg.logic.models.distributions.ProbabilityDistribution

org.processmining.plugins.plg.logic.models.distributions.NormalDistribution

public class NormalDistribution
extends ProbabilityDistribution

Class for the representation of a standard normal distribution

Version:

0.1

Author:

Andrea Burattin

Nested Class Summary

Nested classes/interfaces inherited from class org.processmining.plugins.plg.logic.models.distributions.ProbabilityDistribution

ProbabilityDistribution.DISTRIBUTION

Field Summary

Fields inherited from class org.processmining.plugins.plg.logic.models.distributions.ProbabilityDistribution

cernGenerator, generator

Constructor Summary

Constructors

Constructor and Description
NormalDistribution() This constructor is used to create a standard Gaussian probability distribution object

Method Summary

Modifier and Type	Method and Description
java.lang.Double	getValue(double x) Returns the function value
java.lang.Double[]	getValuesForPlotting(int size) Method for obtaining a set of values to be plotted
java.lang.Double	nextDouble() This method generates a random double according to the probability distribution

Methods inherited from class org.processmining.plugins.plg.logic.models.distributions.ProbabilityDistribution

betaDistributionFactory, distributionToName, getSortedActivities, nameToDistribution, nextInt, normalDistributionFactory, uniformDistributionFactory

Methods inherited from class java.lang.Object

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

Constructor Detail

NormalDistribution

public NormalDistribution()

This constructor is used to create a standard Gaussian probability distribution object

Method Detail

nextDouble

public java.lang.Double nextDouble()

Description copied from class: ProbabilityDistribution

This method generates a random double according to the probability distribution

Specified by:

nextDouble in class ProbabilityDistribution

Returns:

the new random number

getValue

public java.lang.Double getValue(double x)

Description copied from class: ProbabilityDistribution

Returns the function value

Specified by:

getValue in class ProbabilityDistribution

Parameters:

x - the x-value

Returns:

the value (between 0 and 1)

getValuesForPlotting

public java.lang.Double[] getValuesForPlotting(int size)

Description copied from class: ProbabilityDistribution

Method for obtaining a set of values to be plotted

Specified by:

getValuesForPlotting in class ProbabilityDistribution

Parameters:

size - the number of values to generate

Returns:

an array of values to be plotted