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

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

Detailed Description

Auxiliary class for handling EM shower light yield.

Definition at line 25 of file JShowerNPE.hh.

Constructor & Destructor Documentation

JFIT::JShowerNPE::JShowerNPE ( )

inline

Default constructor.

Definition at line 31 of file JShowerNPE.hh.

                 :
      JK40(),
      y1(0.0)
    {}

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

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;
    }

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();
    }

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);
    }

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);
    }

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;
    }

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();
    }

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);
    }

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

double JFIT::JShowerNPE::y1

protected

light yield due to shower [npe/GeV]

Definition at line 99 of file JShowerNPE.hh.

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