Interface GammaDistribution
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- All Superinterfaces:
ContinuousDistribution,Distribution,HasDensity<java.lang.Double>
- All Known Implementing Classes:
GammaDistributionImpl
public interface GammaDistribution extends ContinuousDistribution, HasDensity<java.lang.Double>
The Gamma Distribution.References:
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Method Summary
All Methods Instance Methods Abstract Methods Deprecated Methods Modifier and Type Method Description doubledensity(java.lang.Double x)Return the probability density for a particular point.doublegetAlpha()Access the shape parameter, alphadoublegetBeta()Access the scale parameter, betavoidsetAlpha(double alpha)Deprecated.as of v2.1voidsetBeta(double beta)Deprecated.as of v2.1-
Methods inherited from interface org.apache.commons.math.distribution.ContinuousDistribution
inverseCumulativeProbability
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Methods inherited from interface org.apache.commons.math.distribution.Distribution
cumulativeProbability, cumulativeProbability
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Method Detail
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setAlpha
@Deprecated void setAlpha(double alpha)
Deprecated.as of v2.1Modify the shape parameter, alpha.- Parameters:
alpha- the new shape parameter.
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getAlpha
double getAlpha()
Access the shape parameter, alpha- Returns:
- alpha.
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setBeta
@Deprecated void setBeta(double beta)
Deprecated.as of v2.1Modify the scale parameter, beta.- Parameters:
beta- the new scale parameter.
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getBeta
double getBeta()
Access the scale parameter, beta- Returns:
- beta.
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density
double density(java.lang.Double x)
Return the probability density for a particular point.- Specified by:
densityin interfaceHasDensity<java.lang.Double>- Parameters:
x- The point at which the density should be computed.- Returns:
- The pdf at point x.
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