Auxiliary classes and methods for PMT calibration. More...

Classes
struct	JPairwiseComparator
	Auxiliary class to sort pairs of PMT addresses within optical module. More...

struct	JPMTParameters_t
	Fit parameters for single PMT. More...

struct	JFitK40Parameters
	Fit parameters for two-fold coincidence rate due to K40. More...

struct	JFitK40_t
	Template definition of two-fold coincidence rate due to K40 and other radioactive decays. More...

struct	JFitK40_t< JNullType >
	Template specialisation of two-fold coincidence rate due to K40 and other radioactive decays. More...

struct	JFitK40_t< TF2 >
	Template specialisation of two-fold coincidence rate due to K40 and other radioactive decays. More...

struct	JFitK40_t< TF1 >
	Template specialisation of two-fold coincidence rate due to K40 and other radioactive decays. More...

struct	JFitToTParameters
	Fit parameters for two-fold coincidence rate due to K40. More...

struct	JFitToT
	Parametrisation of time-over-threshold distribution. More...

struct	JHVInterpolator
	Auxiliary data structure to store high-voltage versus gain data and interpolate the nominal high-voltage. More...

struct	JParameters
	Auxiliary class for PMT parameters including threshold. More...

struct	JTDC_t
	Auxiliary class for TDC constraints. More...

Typedefs
typedef JCombinatorics::pair_type	pair_type

typedef JFitK40_t< TF2 >	JFitK40
	Type definition for backward compatibility. More...

Functions
double	coincidenceP (double E1, double E2, double ED, int M_min, int M_max)
	Coincidence probability of two PMTs within one module. More...

Variables
static const char *const	weights_hist_t = "weights_hist"
	Histogram naming. More...

static const char *const	W1_overall_t = "W1_overall"
	Named bin for duration of the run. More...

static const char *const	WS_t = "WS"
	Named bin for time residual bin width. More...

static const char *const	WB_t = "WB"
	Named bin for value of TMax_ns in JCalibrateK40. More...

static const char *const	_2S = ".2S"
	Name extension for 2D counts. More...

static const char *const	_1B = ".1B"
	Name extension for 1D background. More...

static const char *const	_1L = ".1L"
	Name extension for 1D live time. More...

static const char *const	_2R = ".2R"
	Name extension for 2D rate measured. More...

static const char *const	_2F = ".2F"
	Name extension for 2F rate fitted. More...

static const char *const	_1D = ".1D"
	Name extension for 1D time offset. More...

static const char *const	_1F = ".1F"
	Name extension for 1D time offset fit. More...

static const char *const	_2SToT = ".2SToT"
	Histogram naming. More...

static const double	FITK40_QE_MIN = 0.0
	Minimal quantum efficiency [unit]. More...

static const double	FITK40_QE_MAX = 10.0
	Maximal quantum efficiency [unit]. More...

static const double	FITK40_TTS_MIN_NS = 0.0
	Minimal transition-time spread [ns]. More...

static const double	FITK40_TTS_MAX_NS = 3.5
	Maximal transition-time spread [ns]. More...

static const std::string	FITTOT_SUFFIX = ".1ToT"

static const std::string	FITTOT_FNAME = "fittot"

static const char *	FITTOT_GAIN_PARNAME = "gain"

static const char *	FITTOT_GAINSPREAD_PARNAME = "gainSpread"

static const char *	FITTOT_NORMALIZATION_PARNAME = "normalization"

static const double	FITTOT_GAIN_MIN = 0.25
	Default minimal gain. More...

static const double	FITTOT_GAIN_MAX = 3.00
	Default maximal gain. More...

static const double	FITTOT_GAINSPREAD_MIN = 0.05
	Default minimal gain spread. More...

static const double	FITTOT_GAINSPREAD_MAX = 2.00
	Default maximal gain spread. More...

static const std::string	HVINTERPOLATOR_SUFFIX = ".HVxG"

static const char *	HVINTERPOLATOR_DATA = "HVINTERPOLATOR_DATA"

static const char *	HVINTERPOLATOR_RESULT = "HVINTERPOLATOR_RESULT"

Detailed Description

Auxiliary classes and methods for PMT calibration.

Author: mdejong; mkarel, bjung; bjung; acreusot

Typedef Documentation

typedef JCombinatorics::pair_type JCALIBRATE::pair_type

Definition at line 41 of file JCalibrateK40.hh.

typedef JFitK40_t<TF2> JCALIBRATE::JFitK40

Type definition for backward compatibility.

Definition at line 807 of file JFitK40.hh.

Function Documentation

double JCALIBRATE::coincidenceP	(	double	E1,
		double	E2,
		double	ED,
		int	M_min,
		int	M_max
	)

inline

Coincidence probability of two PMTs within one module.

Parameters

E1	expected counts of PMT 1 in certain time interval
E2	expected counts of PMT 2 in certain time interval
ED	expected counts on the rest of the DOM, excluding PMT 1 and PMT 2
M_min	DOM multiplicity lower limit
M_max	DOM multiplicity upper limit

Returns: coincidence probability of two PMTs in a certain time interval

Definition at line 109 of file JCalibrateK40.hh.

   {
     // first,  always calculate the probability for 2-fold multiplicity
     double P = exp(-E1) * E1 * exp(-E2) * E2 * exp(-ED);
       
     // second, calculate the probability of multiplicity at lower limit
     for (int m = 2; m < M_min; m++) {
       P = P * ( ED/(m-1) + E1/m + E2/m );
     }
   
     // third,  add the probabilities of multiplicities upto upper limit
     double P_sum = P;
 
     for (int m = M_min+1; m <= M_max; m++) {
       P     = P * ( ED/(m-1) + E1/m + E2/m );
       P_sum = P_sum + P;
     }
   
     return P_sum;
   } 

Variable Documentation

const char* const JCALIBRATE::weights_hist_t = "weights_hist"

static

Histogram naming.

Name of histogram with normalisation constants.

Definition at line 27 of file JCalibrateK40.hh.

const char* const JCALIBRATE::W1_overall_t = "W1_overall"

static

Named bin for duration of the run.

Definition at line 29 of file JCalibrateK40.hh.

const char* const JCALIBRATE::WS_t = "WS"

static

Named bin for time residual bin width.

Definition at line 30 of file JCalibrateK40.hh.

const char* const JCALIBRATE::WB_t = "WB"

static

Named bin for value of TMax_ns in JCalibrateK40.

Definition at line 31 of file JCalibrateK40.hh.

const char* const JCALIBRATE::_2S = ".2S"

static

Name extension for 2D counts.

Definition at line 33 of file JCalibrateK40.hh.

const char* const JCALIBRATE::_1B = ".1B"

static

Name extension for 1D background.

Definition at line 34 of file JCalibrateK40.hh.

const char* const JCALIBRATE::_1L = ".1L"

static

Name extension for 1D live time.

Definition at line 35 of file JCalibrateK40.hh.

const char* const JCALIBRATE::_2R = ".2R"

static

Name extension for 2D rate measured.

Definition at line 36 of file JCalibrateK40.hh.

const char* const JCALIBRATE::_2F = ".2F"

static

Name extension for 2F rate fitted.

Definition at line 37 of file JCalibrateK40.hh.

const char* const JCALIBRATE::_1D = ".1D"

static

Name extension for 1D time offset.

Definition at line 38 of file JCalibrateK40.hh.

const char* const JCALIBRATE::_1F = ".1F"

static

Name extension for 1D time offset fit.

Definition at line 39 of file JCalibrateK40.hh.

const char* const JCALIBRATE::_2SToT = ".2SToT"

static

Histogram naming.

Name extension for 2D counts

Definition at line 16 of file JCalibrateToT.hh.

const double JCALIBRATE::FITK40_QE_MIN = 0.0

static

Minimal quantum efficiency [unit].

Definition at line 37 of file JFitK40.hh.

const double JCALIBRATE::FITK40_QE_MAX = 10.0

static

Maximal quantum efficiency [unit].

Definition at line 38 of file JFitK40.hh.

const double JCALIBRATE::FITK40_TTS_MIN_NS = 0.0

static

Minimal transition-time spread [ns].

Definition at line 39 of file JFitK40.hh.

const double JCALIBRATE::FITK40_TTS_MAX_NS = 3.5

static

Maximal transition-time spread [ns].

Definition at line 40 of file JFitK40.hh.

const std::string JCALIBRATE::FITTOT_SUFFIX = ".1ToT"

static

Definition at line 36 of file JFitToT.hh.

const std::string JCALIBRATE::FITTOT_FNAME = "fittot"

static

Definition at line 37 of file JFitToT.hh.

const char* JCALIBRATE::FITTOT_GAIN_PARNAME = "gain"

static

Definition at line 39 of file JFitToT.hh.

const char* JCALIBRATE::FITTOT_GAINSPREAD_PARNAME = "gainSpread"

static

Definition at line 40 of file JFitToT.hh.

const char* JCALIBRATE::FITTOT_NORMALIZATION_PARNAME = "normalization"

static

Definition at line 41 of file JFitToT.hh.

const double JCALIBRATE::FITTOT_GAIN_MIN = 0.25

static

Default minimal gain.

Definition at line 43 of file JFitToT.hh.

const double JCALIBRATE::FITTOT_GAIN_MAX = 3.00

static

Default maximal gain.

Definition at line 44 of file JFitToT.hh.

const double JCALIBRATE::FITTOT_GAINSPREAD_MIN = 0.05

static

Default minimal gain spread.

Definition at line 46 of file JFitToT.hh.

const double JCALIBRATE::FITTOT_GAINSPREAD_MAX = 2.00

static

Default maximal gain spread.

Definition at line 47 of file JFitToT.hh.

const std::string JCALIBRATE::HVINTERPOLATOR_SUFFIX = ".HVxG"

static

Definition at line 29 of file JHVInterpolator.hh.

const char* JCALIBRATE::HVINTERPOLATOR_DATA = "HVINTERPOLATOR_DATA"

static

Definition at line 31 of file JHVInterpolator.hh.

const char* JCALIBRATE::HVINTERPOLATOR_RESULT = "HVINTERPOLATOR_RESULT"

static

Definition at line 32 of file JHVInterpolator.hh.

Classes

Typedefs

Functions

Variables

Detailed Description

Typedef Documentation

Function Documentation

Variable Documentation