GClasses
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The Poisson distribution. More...
#include <GDistribution.h>
Public Member Functions | |
GPoissonDistribution () | |
virtual | ~GPoissonDistribution () |
virtual Type | type () const |
Returns the type of distribution. | |
virtual bool | isDiscrete () const |
Returns true. | |
virtual bool | isSupported (double x) const |
Returns true iff x rounds to a non-negative value. | |
virtual double | mode () const |
Returns the mode (which is also the mean) | |
virtual double | logLikelihood (double x) |
See the comment for GUnivariateDistribution::logLikelihood. | |
virtual double | likelihood (double x) |
See the comment for GUnivariateDistribution::likelihood. | |
void | setParams (double rate) |
Sets the parameters of this distribution. | |
double | mean () const |
Returns the mean. | |
double | variance () const |
Returns the variance. | |
Protected Attributes | |
double | m_rate |
The Poisson distribution.
GClasses::GPoissonDistribution::GPoissonDistribution | ( | ) | [inline] |
virtual GClasses::GPoissonDistribution::~GPoissonDistribution | ( | ) | [inline, virtual] |
virtual bool GClasses::GPoissonDistribution::isDiscrete | ( | ) | const [inline, virtual] |
Returns true.
Implements GClasses::GUnivariateDistribution.
virtual bool GClasses::GPoissonDistribution::isSupported | ( | double | x | ) | const [inline, virtual] |
Returns true iff x rounds to a non-negative value.
Implements GClasses::GUnivariateDistribution.
virtual double GClasses::GPoissonDistribution::likelihood | ( | double | x | ) | [virtual] |
See the comment for GUnivariateDistribution::likelihood.
Implements GClasses::GUnivariateDistribution.
virtual double GClasses::GPoissonDistribution::logLikelihood | ( | double | x | ) | [virtual] |
See the comment for GUnivariateDistribution::logLikelihood.
Implements GClasses::GUnivariateDistribution.
double GClasses::GPoissonDistribution::mean | ( | ) | const [inline] |
Returns the mean.
virtual double GClasses::GPoissonDistribution::mode | ( | ) | const [inline, virtual] |
Returns the mode (which is also the mean)
Implements GClasses::GUnivariateDistribution.
void GClasses::GPoissonDistribution::setParams | ( | double | rate | ) | [inline] |
Sets the parameters of this distribution.
virtual Type GClasses::GPoissonDistribution::type | ( | ) | const [inline, virtual] |
Returns the type of distribution.
Implements GClasses::GUnivariateDistribution.
double GClasses::GPoissonDistribution::variance | ( | ) | const [inline] |
Returns the variance.
double GClasses::GPoissonDistribution::m_rate [protected] |