EcalCrystalTimingCalibration Class Reference

#include <EcalTiming/EcalTiming/interface/EcalCrystalTimingCalibration.h>

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Public Member Functions
	EcalCrystalTimingCalibration (bool weightMean=true)
	default constructor
float	stdDev () const
	average time (mean of the time distribution) More...
float	getMeanWithinNSigma (float sigma, float maxRange) const
	average Energy (mean of the Energy distribution) More...
float	getStdDevWithinNSigma (float sigma, float maxRange) const
	returns the stdDev calculated within abs(mean+ n * stdDev) to reject tails
float	getNumWithinNSigma (float sigma, float maxRange) const
	returns the num calculated within abs(mean+ n * stdDev) to reject tails
float	getMeanErrorWithinNSigma (float sigma, float maxRange) const
	returns the error on the mean calculated within abs(mean+ n * stdDev) to reject tails
float	getSkewnessWithinNSigma (float sigma, float maxRange) const
	returns the skewness calculated within abs(mean+ n * stdDev) to reject tails
bool	add (EcalTimingEvent te_, bool storeEvent=true)
	add new event for this crystal
void	dumpToTree (TTree *tree, int ix_, int iy_, int iz_, unsigned int status_, unsigned int elecID_, int iRing_)
	dump the full set of events in a TTree: need an empty tree
void	dumpCalibToTree (TTree *tree, int rawid_, int ix_, int iy_, int iz_, unsigned int elecID_, int iRing_) const
bool	isStableInEnergy (float min, float max, float step, std::vector< std::pair< float, EcalCrystalTimingCalibration * > > &ret)
	checks if the time measurement is stable changing the min energy threshold

Private Member Functions
void	calcAllWithinNSigma (float n_sigma, float maxRange=10) const
	calculate sum, sum2, sum3, n for time if time within n x stdDev and store the result
bool	insertEvent (EcalTimingEvent te_, bool storeEvent)

Private Attributes
float	_sum
	scalar sum of the time of each timingEvent
float	_sum2
	scalar sum of the square of the time of each timingEvent
unsigned long int	_num
	number of timingEvents;
float	_sumE
	scalar sum of the energy of each timingEvent: needed for average energy
std::map< float, float >	_sumEWithinNSigma
	variables for calculation of mean, stdDev within n-times the origina stdDev (to remove tails)
std::map< float, unsigned int >	_numWithinNSigma
	variables for calculation of mean, stdDev within n-times the origina stdDev (to remove tails)
std::vector< EcalTimingEvent >	timingEvents
	vector containing all the events for this crystal

Detailed Description

Description: add a description here This class contains all the timing information for a single crystal

Member Function Documentation

void EcalCrystalTimingCalibration::dumpCalibToTree	(	TTree *	tree,
		int	rawid_,
		int	ix_,
		int	iy_,
		int	iz_,
		unsigned int	elecID_,
		int	iRing_
	)		const

dump the callibratoin to the tree

References getMeanErrorWithinNSigma(), getMeanWithinNSigma(), and getNumWithinNSigma().

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float EcalCrystalTimingCalibration::getMeanWithinNSigma	(	float	sigma,
		float	maxRange
	)		const

returns the mean time within abs(mean+ n * stdDev) to reject tails

References _numWithinNSigma, and calcAllWithinNSigma().

Referenced by dumpCalibToTree(), getSkewnessWithinNSigma(), and getStdDevWithinNSigma().

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bool EcalCrystalTimingCalibration::insertEvent ( EcalTimingEvent  te_, bool  storeEvent  )

inlineprivate

Todo:

weighted average by timeError

References _num, _sum, _sum2, _sumE, EcalTimingEvent::energy(), EcalTimingEvent::time(), and timingEvents.

Referenced by add().

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float EcalCrystalTimingCalibration::stdDev ( ) const

inline

< standard deviation of the time distribution

References _num, and _sum2.

Referenced by calcAllWithinNSigma(), and getSkewnessWithinNSigma().

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The documentation for this class was generated from the following files:

• interface/EcalCrystalTimingCalibration.h
• src/EcalCrystalTimingCalibration.cc