Package jsl.utilities.random.rvariable
Class BetaRV
- java.lang.Object
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- jsl.utilities.random.rvariable.AbstractRVariable
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- jsl.utilities.random.rvariable.BetaRV
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- All Implemented Interfaces:
java.util.function.DoubleSupplier
,GetNameIfc
,GetValueIfc
,IdentityIfc
,PreviousValueIfc
,RandomIfc
,GetRandomNumberStreamIfc
,RNStreamControlIfc
,SetRandomNumberStreamIfc
,NewAntitheticInstanceIfc
,RVariableIfc
,SampleIfc
public final class BetaRV extends AbstractRVariable
Beta(alpha1, alpha2) random variable, range (0,1)
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Nested Class Summary
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Nested classes/interfaces inherited from interface jsl.utilities.random.rvariable.RVariableIfc
RVariableIfc.RVType
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Field Summary
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Fields inherited from class jsl.utilities.random.rvariable.AbstractRVariable
myRNStream
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Constructor Summary
Constructors Constructor Description BetaRV(double alpha1, double alpha2)
BetaRV(double alpha1, double alpha2, int streamNum)
BetaRV(double alpha1, double alpha2, RNStreamIfc rng)
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Method Summary
All Methods Static Methods Instance Methods Concrete Methods Modifier and Type Method Description protected double
generate()
double
getAlpha1()
double
getAlpha2()
static RVControls
makeControls()
The keys are "alpha1", the default value is 1.0 and "alpha2" with default value 1.0.BetaRV
newInstance(RNStreamIfc rng)
java.lang.String
toString()
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Methods inherited from class jsl.utilities.random.rvariable.AbstractRVariable
advanceToNextSubstream, getAntitheticOption, getId, getName, getPreviousValue, getRandomNumberStream, getValue, newAntitheticInstance, newInstance, resetStartStream, resetStartSubstream, sample, setAntitheticOption, setName, setPreviousValue, setRandomNumberStream
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Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
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Methods inherited from interface jsl.utilities.random.rng.GetRandomNumberStreamIfc
getStreamNumber
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Methods inherited from interface jsl.utilities.random.rvariable.RVariableIfc
asDoubleStream, getAsDouble, getSumOfValues, newInstance
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Methods inherited from interface jsl.utilities.random.rng.SetRandomNumberStreamIfc
setRandomNumberStream
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Constructor Detail
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BetaRV
public BetaRV(double alpha1, double alpha2)
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BetaRV
public BetaRV(double alpha1, double alpha2, int streamNum)
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BetaRV
public BetaRV(double alpha1, double alpha2, RNStreamIfc rng)
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Method Detail
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newInstance
public BetaRV newInstance(RNStreamIfc rng)
- Parameters:
rng
- the RNStreamIfc to use- Returns:
- a new instance with same parameter value
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toString
public java.lang.String toString()
- Overrides:
toString
in classjava.lang.Object
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getAlpha1
public double getAlpha1()
- Returns:
- the first shape parameter
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getAlpha2
public double getAlpha2()
- Returns:
- the second shape parameter
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generate
protected double generate()
- Specified by:
generate
in classAbstractRVariable
- Returns:
- the randomly generated variate
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makeControls
public static RVControls makeControls()
The keys are "alpha1", the default value is 1.0 and "alpha2" with default value 1.0.- Returns:
- a control for Beta random variables
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