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

Class LaplaceMADEstimator

java.lang.Object

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

All Implemented Interfaces:

DistributionEstimator<LaplaceDistribution>, MADDistributionEstimator<LaplaceDistribution>

@Reference(authors="D. J. Olive",
           title="Applied Robust Statistics",
           booktitle="",
           url="http://lagrange.math.siu.edu/Olive/preprints.htm",
           bibkey="books/Olive08")
public class LaplaceMADEstimator
extends java.lang.Object
implements MADDistributionEstimator<LaplaceDistribution>

Estimate Laplace distribution parameters using Median and MAD.

Reference:

D. J. Olive
Applied Robust Statistics
Preprint, University of Minnesota

Since:

0.6.0

Author:

Erich Schubert

Nested Class Summary

Nested Classes

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

Field Summary

Fields

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

Constructor Summary

Constructors

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

Method Summary

Modifier and Type	Method and Description
LaplaceDistribution	estimateFromMedianMAD(double median, double mad) General form of the parameter estimation
java.lang.Class<? super LaplaceDistribution>	getDistributionClass() Get the class that is produced by the estimator.
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.MADDistributionEstimator

computeMAD, computeMAD, estimate

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

estimate

Field Detail

STATIC

public static final LaplaceMADEstimator STATIC

Static instance.

Constructor Detail

LaplaceMADEstimator

private LaplaceMADEstimator()

Private constructor, use static instance!

Method Detail

estimateFromMedianMAD

public LaplaceDistribution estimateFromMedianMAD(double median,
                                                 double mad)

Description copied from interface: MADDistributionEstimator

General form of the parameter estimation

Specified by:

estimateFromMedianMAD in interface MADDistributionEstimator<LaplaceDistribution>

Parameters:

median - Median value

mad - Median absolute deviation from median

Returns:

Estimated distribution

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