AsymmetricStatistics< RealT > Class Template Reference

Internal class for asymmetric distributions. More...

#include <OpenMS/MATH/STATISTICS/AsymmetricStatistics.h>

Inheritance diagram for AsymmetricStatistics< RealT >:

Public Member Functions
	AsymmetricStatistics ()
	Default constructor. More...
RealType	variance1 () const
	"variance to the left hand side" More...
RealType	variance2 () const
	"variance to the right hand side" More...
template<typename ProbabilityIterator , typename CoordinateIterator >
void	update (ProbabilityIterator const probability_begin, ProbabilityIterator const probability_end, CoordinateIterator const coordinate_begin)
	You can call this as often as you like, using different input vectors. More...
Public Member Functions inherited from BasicStatistics< RealT >
	BasicStatistics ()
	Default constructor. More...
	BasicStatistics (BasicStatistics const &arg)
	Copy constructor. More...
BasicStatistics &	operator= (BasicStatistics const &arg)
	Assignment. More...
void	clear ()
	Set sum, mean, and variance to zero. More...
template<typename ProbabilityIterator >
void	update (ProbabilityIterator probability_begin, ProbabilityIterator const probability_end)
	This does the actual calculation. More...
template<typename ProbabilityIterator , typename CoordinateIterator >
void	update (ProbabilityIterator const probability_begin, ProbabilityIterator const probability_end, CoordinateIterator const coordinate_begin)
	This does the actual calculation. More...
RealType	mean () const
	Returns the mean. More...
void	setMean (RealType const &mean)
RealType	variance () const
	Returns the variance. More...
void	setVariance (RealType const &variance)
RealType	sum () const
	Returns the sum. More...
void	setSum (RealType const &sum)
RealType	normalDensity_sqrt2pi (RealType coordinate) const
	Returns the density of the normal approximation at point, multiplied by sqrt( 2 * pi ). This saves a division operation compared to normalDensity() More...
RealType	normalDensity (RealType const coordinate) const
	See normalDensity_sqrt2pi(). Returns the density of the normal distribution at point. More...
void	normalApproximation (probability_container &probability)
	The argument probability is filled with values according to the normal approximation. Its size() is not changed. The approximation takes place at coordinate positions 0, 1, ..., size()-1. More...
void	normalApproximation (probability_container &probability, typename probability_container::size_type const size)
void	normalApproximation (probability_container &probability, coordinate_container const &coordinate)
	The argument probability is filled with values according to the normal approximation. The second argument coordinate contains the positions where the approximation takes place. probability.size() is set to coordinate.size(). More...

Protected Attributes
Protected Members
RealType	variance1_
RealType	variance2_
Protected Attributes inherited from BasicStatistics< RealT >
RealType	mean_
RealType	variance_
RealType	sum_

Private Types
typedef BasicStatistics< RealT >	Base
	The real type and basic statistics specified as template argument. More...
typedef Base::RealType	RealType

Private Member Functions
void	clear ()
	Set sum, mean, and variance to zero. More...

Private Attributes
RealType	sum_
RealType	mean_
RealType	variance_

Additional Inherited Members
Public Types inherited from BasicStatistics< RealT >
typedef RealT	RealType
	The real type specified as template argument. More...
typedef std::vector< RealType >	probability_container
typedef std::vector< RealType >	coordinate_container
Static Public Member Functions inherited from BasicStatistics< RealT >
static RealType	sqrt2pi ()
	Returns sqrt( 2 * pi ), which is useful to normalize the result of normalDensity_sqrt2pi(). More...

Detailed Description

template<typename RealT = double>
class OpenMS::Math::AsymmetricStatistics< RealT >

Internal class for asymmetric distributions.

Internal class for asymmetric distributions used for consistency with BasisStatistic class

Member Typedef Documentation

Base

typedef BasicStatistics<RealT> Base

private

The real type and basic statistics specified as template argument.

RealType

typedef Base::RealType RealType

private

Constructor & Destructor Documentation

AsymmetricStatistics()

AsymmetricStatistics ( )

inline

Default constructor.

Member Function Documentation

clear()

void clear

inlineprivate

Set sum, mean, and variance to zero.

update()

void update ( ProbabilityIterator const  probability_begin, ProbabilityIterator const  probability_end, CoordinateIterator const  coordinate_begin  )

inline

You can call this as often as you like, using different input vectors.

References BasicStatistics< RealT >::mean_, BasicStatistics< RealT >::update(), AsymmetricStatistics< RealT >::variance1_, AsymmetricStatistics< RealT >::variance2_, and BasicStatistics< RealT >::variance_.

variance1()

RealType variance1 ( ) const

inline

"variance to the left hand side"

References AsymmetricStatistics< RealT >::variance1_.

variance2()

RealType variance2 ( ) const

inline

"variance to the right hand side"

References AsymmetricStatistics< RealT >::variance2_.

Member Data Documentation

mean_

RealType mean_

private

sum_

RealType sum_

private

variance1_

RealType variance1_

protected

Referenced by AsymmetricStatistics< RealT >::update(), and AsymmetricStatistics< RealT >::variance1().

variance2_

RealType variance2_

protected

Referenced by AsymmetricStatistics< RealT >::update(), and AsymmetricStatistics< RealT >::variance2().

variance_

RealType variance_

private