SingleGaussianState1D Class Reference

#include <SingleGaussianState1D.h>

List of all members.

Public Member Functions
double	mean () const
	parameter vector
	SingleGaussianState1D ()
	SingleGaussianState1D (double aMean, double aVariance, double aWeight=1.)
double	standardDeviation () const
	standardDeviation
double	variance () const
	variance
double	weight () const
	weight
	~SingleGaussianState1D ()
Private Attributes
double	theMean
double	theStandardDeviation
double	theVariance
double	theWeight

---

Detailed Description

One-dimensional (single) Gaussian state. Used for the description of Gaussian mixtures in one dimension.

Definition at line 11 of file SingleGaussianState1D.h.

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Constructor & Destructor Documentation

SingleGaussianState1D::SingleGaussianState1D

(

)

[inline]

Definition at line 17 of file SingleGaussianState1D.h.

                           :
    theWeight(0.), theMean(0.), theVariance(0.), theStandardDeviation(-1.) {}

SingleGaussianState1D::SingleGaussianState1D	(	double	aMean,
		double	aVariance,
		double	aWeight = 1.
	)		[inline]

Definition at line 20 of file SingleGaussianState1D.h.

                                              : 
    theWeight(aWeight), theMean(aMean), theVariance(aVariance), theStandardDeviation(-1.) {}

SingleGaussianState1D::~SingleGaussianState1D

(

)

[inline]

Definition at line 25 of file SingleGaussianState1D.h.

{}

---

Member Function Documentation

double SingleGaussianState1D::mean

(

)

const [inline]

parameter vector

Definition at line 30 of file SingleGaussianState1D.h.

References theMean.

Referenced by MultiTrajectoryStateMode::chargeFromMode(), PFGsfHelper::computeQpMode(), GsfTrackProducerBase::fillMode(), GsfTrackProducerBase::localParametersFromQpMode(), MultiGaussianState1D::mean(), MultiTrajectoryStateMode::momentumFromModeCartesian(), MultiTrajectoryStateMode::momentumFromModeLocal(), MultiTrajectoryStateMode::momentumFromModeP(), MultiTrajectoryStateMode::momentumFromModePPhiEta(), MultiTrajectoryStateMode::momentumFromModeQP(), PFGsfHelper::PFGsfHelper(), MultiTrajectoryStateMode::positionFromModeCartesian(), and MultiTrajectoryStateMode::positionFromModeLocal().

{return theMean;}

double SingleGaussianState1D::standardDeviation

(

)

const [inline]

standardDeviation

Definition at line 34 of file SingleGaussianState1D.h.

References mathSSE::sqrt(), theStandardDeviation, and theVariance.

                                   {
    if ( theStandardDeviation<0. )  theStandardDeviation = sqrt(theVariance);
    return theStandardDeviation;
  }

double SingleGaussianState1D::variance

(

)

const [inline]

variance

Definition at line 32 of file SingleGaussianState1D.h.

References theVariance.

Referenced by PFGsfHelper::computeQpMode(), ElectronMomentumCorrector::correct(), GsfTrackProducerBase::fillMode(), GsfTrackProducerBase::localParametersFromQpMode(), MultiTrajectoryStateMode::momentumFromModeP(), and MultiGaussianState1D::variance().

{return theVariance;}

double SingleGaussianState1D::weight

(

)

const [inline]

weight

Definition at line 28 of file SingleGaussianState1D.h.

References theWeight.

Referenced by MultiTrajectoryStateMode::momentumFromModeP(), and MultiGaussianState1D::weight().

{return theWeight;}

---

Member Data Documentation

double SingleGaussianState1D::theMean [private]

Definition at line 43 of file SingleGaussianState1D.h.

Referenced by mean().

double SingleGaussianState1D::theStandardDeviation [mutable, private]

Definition at line 45 of file SingleGaussianState1D.h.

Referenced by standardDeviation().

double SingleGaussianState1D::theVariance [private]

Definition at line 44 of file SingleGaussianState1D.h.

Referenced by standardDeviation(), and variance().

double SingleGaussianState1D::theWeight [private]

Definition at line 42 of file SingleGaussianState1D.h.

Referenced by weight().