jhplot.math.num.random
Class LaplaceRandomVariable
- java.lang.Object
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- jhplot.math.num.random.AbstractContinuousRandomVariable
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- jhplot.math.num.random.LaplaceRandomVariable
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- All Implemented Interfaces:
- ContinuousRandomVariable
public class LaplaceRandomVariable extends AbstractContinuousRandomVariable
A random variable generator for the Laplace distribution.
References:
- Wikipedia contributors, "Laplace Distribution," Wikipedia, The Free Encyclopedia, http://en.wikipedia.org/wiki/Laplace_distribution
- Since:
- 1.3
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Constructor Summary
Constructors Constructor and Description LaplaceRandomVariable()
Default constructor.LaplaceRandomVariable(double m, double s)
Create a random variable with the given mean and scale.LaplaceRandomVariable(double m, double s, RNG source)
Create a random variable with the given parameters.
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method and Description double
nextRandomVariable()
Access the next random variable from this generator.static double
nextRandomVariable(double m, double s, RNG source)
Access the next random variable using the given generator.
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Constructor Detail
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LaplaceRandomVariable
public LaplaceRandomVariable()
Default constructor. Mean is set to zero and scale is set to one.
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LaplaceRandomVariable
public LaplaceRandomVariable(double m, double s)
Create a random variable with the given mean and scale.- Parameters:
m
- the mean.s
- the scale.
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LaplaceRandomVariable
public LaplaceRandomVariable(double m, double s, RNG source)
Create a random variable with the given parameters.- Parameters:
m
- the mean.s
- the scale parameter.source
- the source generator.
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Method Detail
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nextRandomVariable
public static double nextRandomVariable(double m, double s, RNG source)
Access the next random variable using the given generator.- Parameters:
m
- the mean.s
- the scale parameter.source
- the source generator.- Returns:
- the next random variable.
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nextRandomVariable
public double nextRandomVariable()
Access the next random variable from this generator.- Returns:
- the next random variable.
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