de.lmu.ifi.dbs.elki.math.statistics.distribution.estimator

Class LaplaceLMMEstimator

java.lang.Object

de.lmu.ifi.dbs.elki.math.statistics.distribution.estimator.LaplaceLMMEstimator

All Implemented Interfaces:

DistributionEstimator<LaplaceDistribution>, LMMDistributionEstimator<LaplaceDistribution>

public class LaplaceLMMEstimator
extends java.lang.Object
implements LMMDistributionEstimator<LaplaceDistribution>

Estimate Laplace distribution parameters using the method of L-Moments (LMM).

Since:

0.6.0

Author:

Erich Schubert

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	LaplaceLMMEstimator.Parameterizer Parameterization class.

Field Summary

Fields

Modifier and Type	Field and Description
static LaplaceLMMEstimator	STATIC Static instance.

Constructor Summary

Constructors

Modifier	Constructor and Description
private	LaplaceLMMEstimator() Private constructor, use static instance!

Method Summary

Modifier and Type	Method and Description
LaplaceDistribution	estimateFromLMoments(double[] xmom) Estimate from the L-Moments.
java.lang.Class<? super LaplaceDistribution>	getDistributionClass() Get the class that is produced by the estimator.
int	getNumMoments() The number of moments needed.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Methods inherited from interface de.lmu.ifi.dbs.elki.math.statistics.distribution.estimator.LMMDistributionEstimator

estimate

Methods inherited from interface de.lmu.ifi.dbs.elki.math.statistics.distribution.estimator.DistributionEstimator

estimate

Field Detail

STATIC

public static final LaplaceLMMEstimator STATIC

Static instance.

Constructor Detail

LaplaceLMMEstimator

private LaplaceLMMEstimator()

Private constructor, use static instance!

Method Detail

estimateFromLMoments

public LaplaceDistribution estimateFromLMoments(double[] xmom)

Description copied from interface: LMMDistributionEstimator

Estimate from the L-Moments.

Specified by:

estimateFromLMoments in interface LMMDistributionEstimator<LaplaceDistribution>

Parameters:

xmom - L-Moments

Returns:

Distribution

getNumMoments

public int getNumMoments()

Description copied from interface: LMMDistributionEstimator

The number of moments needed.

Specified by:

getNumMoments in interface LMMDistributionEstimator<LaplaceDistribution>

Returns:

Moments needed.

getDistributionClass

public java.lang.Class<? super LaplaceDistribution> getDistributionClass()

Description copied from interface: DistributionEstimator

Get the class that is produced by the estimator.

Specified by:

getDistributionClass in interface DistributionEstimator<LaplaceDistribution>

Returns:

Distribution class

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object