@Reference(authors="J. R. M. Hosking", title="Fortran routines for use with the method of L-moments Version 3.03", booktitle="IBM Research Technical Report", bibkey="tr/ibm/Hosking00") public class GammaLMMEstimator extends java.lang.Object implements LMMDistributionEstimator<GammaDistribution>
Reference:
J. R. M. Hosking
Fortran routines for use with the method of L-moments Version 3.03
IBM Research.
Modifier and Type | Class and Description |
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static class |
GammaLMMEstimator.Parameterizer
Parameterization class.
|
Modifier and Type | Field and Description |
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private static double |
A1
Coefficients for polynomial approximation
|
private static double |
A2
Coefficients for polynomial approximation
|
private static double |
A3
Coefficients for polynomial approximation
|
private static double |
B1
Coefficients for polynomial approximation
|
private static double |
B2
Coefficients for polynomial approximation
|
private static double |
B3
Coefficients for polynomial approximation
|
private static double |
B4
Coefficients for polynomial approximation
|
static GammaLMMEstimator |
STATIC
Static instance.
|
Modifier | Constructor and Description |
---|---|
private |
GammaLMMEstimator()
Constructor.
|
Modifier and Type | Method and Description |
---|---|
GammaDistribution |
estimateFromLMoments(double[] xmom)
Estimate from the L-Moments.
|
java.lang.Class<? super GammaDistribution> |
getDistributionClass()
Get the class that is produced by the estimator.
|
int |
getNumMoments()
The number of moments needed.
|
java.lang.String |
toString() |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
estimate
estimate
public static final GammaLMMEstimator STATIC
private static double A1
private static double A2
private static double A3
private static double B1
private static double B2
private static double B3
private static double B4
private GammaLMMEstimator()
public int getNumMoments()
LMMDistributionEstimator
getNumMoments
in interface LMMDistributionEstimator<GammaDistribution>
public GammaDistribution estimateFromLMoments(double[] xmom)
LMMDistributionEstimator
estimateFromLMoments
in interface LMMDistributionEstimator<GammaDistribution>
xmom
- L-Momentspublic java.lang.Class<? super GammaDistribution> getDistributionClass()
DistributionEstimator
getDistributionClass
in interface DistributionEstimator<GammaDistribution>
public java.lang.String toString()
toString
in class java.lang.Object
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