gov.sandia.cognition.statistics.distribution

Class SnedecorFDistribution.CDF

java.lang.Object

gov.sandia.cognition.util.AbstractCloneableSerializable

gov.sandia.cognition.statistics.AbstractDistribution<NumberType>

gov.sandia.cognition.statistics.AbstractClosedFormUnivariateDistribution<java.lang.Double>

gov.sandia.cognition.statistics.distribution.SnedecorFDistribution

gov.sandia.cognition.statistics.distribution.SnedecorFDistribution.CDF

All Implemented Interfaces:

Evaluator<java.lang.Double,java.lang.Double>, Vectorizable, ScalarFunction<java.lang.Double>, UnivariateScalarFunction, ClosedFormCumulativeDistributionFunction<java.lang.Double>, ClosedFormDistribution<java.lang.Double>, ClosedFormUnivariateDistribution<java.lang.Double>, CumulativeDistributionFunction<java.lang.Double>, Distribution<java.lang.Double>, DistributionWithMean<java.lang.Double>, UnivariateDistribution<java.lang.Double>, CloneableSerializable, java.io.Serializable, java.lang.Cloneable

Enclosing class:

SnedecorFDistribution

public static class SnedecorFDistribution.CDF
extends SnedecorFDistribution
implements ClosedFormCumulativeDistributionFunction<java.lang.Double>, UnivariateScalarFunction

CDF of the F-distribution.

See Also:

Serialized Form

Nested Class Summary

Nested classes/interfaces inherited from class gov.sandia.cognition.statistics.distribution.SnedecorFDistribution

SnedecorFDistribution.CDF

Field Summary

Fields inherited from class gov.sandia.cognition.statistics.distribution.SnedecorFDistribution

DEFAULT_V1, DEFAULT_V2

Constructor Summary

Constructors

Constructor and Description
CDF() Default constructor
CDF(double v1, double v2) Creates a new instance of CumulativeDistribution
CDF(SnedecorFDistribution other) Copy Constructor

Method Summary

Modifier and Type	Method and Description
double	evaluate(double input) Produces a double output for the given double input
java.lang.Double	evaluate(java.lang.Double input) Evaluates the function on the given input and returns the output.
static double	evaluate(double input, double v1, double v2) Evaluates the F-distribution CDF(input,v1,v2)
double	evaluateAsDouble(java.lang.Double input) Evaluates the scalar function as a double.
SnedecorFDistribution.CDF	getCDF() Gets the CDF of a scalar distribution.

Methods inherited from class gov.sandia.cognition.statistics.distribution.SnedecorFDistribution

clone, convertFromVector, convertToVector, getMaxSupport, getMean, getMeanAsDouble, getMinSupport, getV1, getV2, getVariance, sampleInto, setV1, setV2

Methods inherited from class gov.sandia.cognition.statistics.AbstractDistribution

sample, sample

Methods inherited from class java.lang.Object

equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface gov.sandia.cognition.math.matrix.Vectorizable

clone, convertFromVector, convertToVector

Methods inherited from interface gov.sandia.cognition.statistics.UnivariateDistribution

getMaxSupport, getMeanAsDouble, getMinSupport, getVariance

Methods inherited from interface gov.sandia.cognition.statistics.DistributionWithMean

getMean

Methods inherited from interface gov.sandia.cognition.statistics.Distribution

sample, sample, sampleInto

Constructor Detail

CDF

public CDF()

Default constructor

CDF

public CDF(double v1,
           double v2)

Creates a new instance of CumulativeDistribution

Parameters:

v1 - First degree of freedom

v2 - Second degree of freedom

CDF

public CDF(SnedecorFDistribution other)

Copy Constructor

Parameters:

other - CumulativeDistribution to copy

Method Detail

evaluate

public double evaluate(double input)

Description copied from interface: UnivariateScalarFunction

Produces a double output for the given double input

Specified by:

evaluate in interface UnivariateScalarFunction

Parameters:

input - Input to the Evaluator

Returns:

output at the given input

evaluate

public java.lang.Double evaluate(java.lang.Double input)

Description copied from interface: Evaluator

Evaluates the function on the given input and returns the output.

Specified by:

evaluate in interface Evaluator<java.lang.Double,java.lang.Double>

Specified by:

evaluate in interface ScalarFunction<java.lang.Double>

Specified by:

evaluate in interface UnivariateScalarFunction

Parameters:

input - The input to evaluate.

Returns:

The output produced by evaluating the input.

evaluateAsDouble

public double evaluateAsDouble(java.lang.Double input)

Description copied from interface: ScalarFunction

Evaluates the scalar function as a double.

Specified by:

evaluateAsDouble in interface ScalarFunction<java.lang.Double>

Specified by:

evaluateAsDouble in interface UnivariateScalarFunction

Parameters:

input - The input value.

Returns:

The scalar output calculated from the given input.

evaluate

public static double evaluate(double input,
                              double v1,
                              double v2)

Evaluates the F-distribution CDF(input,v1,v2)

Parameters:

input - Input independent variable in the F-distribution

v1 - First degree of freedom

v2 - Second degree of freedom

Returns:

Probability of the CDF(input,v1,v2)

getCDF

public SnedecorFDistribution.CDF getCDF()

Description copied from interface: UnivariateDistribution

Gets the CDF of a scalar distribution.

Specified by:

getCDF in interface ClosedFormUnivariateDistribution<java.lang.Double>

Specified by:

getCDF in interface UnivariateDistribution<java.lang.Double>

Overrides:

getCDF in class SnedecorFDistribution

Returns:

CDF of the scalar distribution.