JFIT::JShowerNPE Struct Reference

Auxiliary class for handling EM shower light yield. More...

#include <JShowerNPE.hh>

Inheritance diagram for JFIT::JShowerNPE:

Public Member Functions
	JShowerNPE ()
	Default constructor.
	JShowerNPE (const double y0, const double y1)
	Constructor.
double	getY1 () const
	Get light yield due to shower.
double	getH1 (const double E_GeV) const
	Expected number of photo-electrons for shower hypothesis as a function of shower energy.
double	getP (const double E_GeV, const bool hit) const
	Get probability for observing a hit or not as a function of shower energy.
double	getChi2 (const double E_GeV, const bool hit) const
	Get chi2 for observing a hit or not as a function of shower energy.
double	getY0 () const
	Get light yield due to random background.
double	getH0 () const
	Expected number of photo-electrons for random background hypothesis.
double	getP (const bool hit) const
	Get probability for observing a hit or not.
double	getChi2 (const bool hit) const
	Get chi2 for observing a hit or not.

Protected Attributes
double	y1
	light yield due to shower [npe/GeV]
double	y0
	light yield due to random background [npe]

Detailed Description

Auxiliary class for handling EM shower light yield.

Definition at line 25 of file JShowerNPE.hh.

Constructor & Destructor Documentation

JShowerNPE() [1/2]

JFIT::JShowerNPE::JShowerNPE ( )

inline

Default constructor.

Definition at line 31 of file JShowerNPE.hh.

                 :
      JK40(),
      y1(0.0)
    {}

JShowerNPE() [2/2]

JFIT::JShowerNPE::JShowerNPE ( const double y0, const double y1 )

inline

Constructor.

Parameters

y0	light yield due to random background [npe]
y1	light yield due to shower [npe/GeV]

Definition at line 43 of file JShowerNPE.hh.

                                :
      JK40(y0),
      y1(y1)
    {}

Member Function Documentation

getY1()

double JFIT::JShowerNPE::getY1 ( ) const

inline

Get light yield due to shower.

Returns

light yield [npe/GeV]

Definition at line 55 of file JShowerNPE.hh.

    {
      return y1;
    }

getH1()

double JFIT::JShowerNPE::getH1 ( const double E_GeV ) const

inline

Expected number of photo-electrons for shower hypothesis as a function of shower energy.

Parameters

E_GeV

energy [GeV]

Returns

light yield [npe]

Definition at line 67 of file JShowerNPE.hh.

    {
      return E_GeV * this->getY1();
    }

getP() [1/2]

double JFIT::JShowerNPE::getP ( const double E_GeV, const bool hit ) const

inline

Get probability for observing a hit or not as a function of shower energy.

Parameters

E_GeV	energy [GeV]
hit	hit

Returns

probability

Definition at line 80 of file JShowerNPE.hh.

    {
      return JFIT::getP(this->getH1(E_GeV) + this->getH0(), hit);
    }

getChi2() [1/2]

double JFIT::JShowerNPE::getChi2 ( const double E_GeV, const bool hit ) const

inline

Get chi2 for observing a hit or not as a function of shower energy.

Parameters

E_GeV	energy [GeV]
hit	hit

Returns

probability

Definition at line 93 of file JShowerNPE.hh.

    {
      return JFIT::getChi2(this->getH1(E_GeV) + this->getH0(), hit);
    }

getY0()

double JFIT::JK40::getY0 ( ) const

inlineinherited

Get light yield due to random background.

Returns

light yield [npe]

Definition at line 49 of file JK40.hh.

    {
      return y0;
    }

getH0()

double JFIT::JK40::getH0 ( ) const

inlineinherited

Expected number of photo-electrons for random background hypothesis.

Returns

light yield [npe]

Definition at line 60 of file JK40.hh.

    {
      return this->getY0();
    }

getP() [2/2]

double JFIT::JK40::getP ( const bool hit ) const

inlineinherited

Get probability for observing a hit or not.

Parameters

hit

hit

Returns

probability

Definition at line 72 of file JK40.hh.

    {
      return JFIT::getP(this->getH0(), hit);
    }

getChi2() [2/2]

double JFIT::JK40::getChi2 ( const bool hit ) const

inlineinherited

Get chi2 for observing a hit or not.

Parameters

hit

hit

Returns

probability

Definition at line 84 of file JK40.hh.

    {
      return JFIT::getChi2(this->getH0(), hit);
    }

Member Data Documentation

y1

double JFIT::JShowerNPE::y1

protected

light yield due to shower [npe/GeV]

Definition at line 99 of file JShowerNPE.hh.

y0

double JFIT::JK40::y0

protectedinherited

light yield due to random background [npe]

Definition at line 90 of file JK40.hh.

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The documentation for this struct was generated from the following file:

• JShowerNPE.hh