HcalDeterministicFit Class Reference

#include <HcalDeterministicFit.h>

Public Types
enum	NegStrategy { DoNothing =0, ReqPos =1, FromGreg =2 }

Public Member Functions
template<class Digi >
void	apply (const CaloSamples &cs, const std::vector< int > &capidvec, const HcalCalibrations &calibs, const Digi &digi, std::vector< double > &Output) const
void	getLandauFrac (float tStart, float tEnd, float &sum) const
	HcalDeterministicFit ()
void	init (HcalTimeSlew::ParaSource tsParam, HcalTimeSlew::BiasSetting bias, NegStrategy nStrat, PedestalSub pedSubFxn_, std::vector< double > pars)
	~HcalDeterministicFit ()

Private Attributes
NegStrategy	fNegStrat
double	fpars [6]
PedestalSub	fPedestalSubFxn_
HcalTimeSlew::ParaSource	fTimeSlew
HcalTimeSlew::BiasSetting	fTimeSlewBias

Static Private Attributes
static int	HcalRegion [2] = {16, 17}
static float	invGpar [3] = {-13.11, 11.29, 5.133}
static float	landauFrac []
static float	negthre [2] = {-3., 15.}
static int	tswidth = 25

Detailed Description

Definition at line 23 of file HcalDeterministicFit.h.

Member Enumeration Documentation

enum HcalDeterministicFit::NegStrategy

Enumerator
DoNothing
ReqPos
FromGreg

Definition at line 25 of file HcalDeterministicFit.h.

{DoNothing=0, ReqPos=1, FromGreg=2};  

Constructor & Destructor Documentation

HcalDeterministicFit::HcalDeterministicFit

(

)

Definition at line 12 of file HcalDeterministicFit.cc.

                                           {
}

HcalDeterministicFit::~HcalDeterministicFit

(

)

Definition at line 15 of file HcalDeterministicFit.cc.

                                            { 
}

Member Function Documentation

template<class Digi >

void HcalDeterministicFit::apply	(	const CaloSamples &	cs,
		const std::vector< int > &	capidvec,
		const HcalCalibrations &	calibs,
		const Digi &	digi,
		std::vector< double > &	Output
	)		const

Definition at line 65 of file HcalDeterministicFit.h.

References funct::abs(), PedestalSub::calculate(), HcalTimeSlew::delay(), fNegStrat, fpars, fPedestalSubFxn_, FromGreg, fTimeSlew, fTimeSlewBias, getLandauFrac(), HcalRegion, HcalDetId::ieta(), invGpar, create_public_lumi_plots::log, negthre, HcalCalibrations::pedestal(), ReqPos, HcalCalibrations::respcorrgain(), CaloSamples::size(), mathSSE::sqrt(), and tswidth.

Referenced by heavyIonTools.ConfigureHeavyIons::__call__(), editorTools.UserCodeTool::__call__(), HiCoreTools.RestrictInputToAOD::__call__(), coreTools.RunOnData::__call__(), trackTools.MakeAODTrackCandidates::__call__(), runJetUncertainties.RunJetUncertainties::__call__(), metTools.AddMETCollection::__call__(), heavyIonTools.ProductionDefaults::__call__(), editorTools.ChangeSource::__call__(), HiCoreTools.RemoveMCMatching::__call__(), runMETCorrectionsAndUncertainties.RunMETCorrectionsAndUncertainties::__call__(), coreTools.RemoveMCMatching::__call__(), trackTools.MakePATTrackCandidates::__call__(), trigTools.SwitchOnTrigger::__call__(), jetTools.AddJetCollection::__call__(), heavyIonTools.SelectionDefaults::__call__(), HiCoreTools.RemoveAllPATObjectsBut::__call__(), heavyIonTools.DisbaleMonteCarloDeps::__call__(), HiCoreTools.RemoveSpecificPATObjects::__call__(), trigTools.SwitchOnTriggerStandAlone::__call__(), trackTools.MakeTrackCandidates::__call__(), tauTools.AddTauCollection::__call__(), trigTools.SwitchOnTriggerMatching::__call__(), HiCoreTools.RemoveCleaning::__call__(), HiCoreTools.AddCleaning::__call__(), trigTools.SwitchOnTriggerMatchingStandAlone::__call__(), trigTools.SwitchOnTriggerMatchEmbedding::__call__(), jetTools.SwitchJetCollection::__call__(), jetTools.AddJetID::__call__(), jetTools.SetTagInfos::__call__(), HcalSimpleRecAlgoImpl::reco(), and HcalSimpleRecAlgoImpl::recoHBHE().

                                                                                                                                                                              {
  std::vector<double> corrCharge;
  std::vector<double> inputCharge;
  std::vector<double> inputPedestal;
  double gainCorr = 0;

  for(int ip=0; ip<cs.size(); ip++){
    const int capid = capidvec[ip];
    double charge = cs[ip];
    double ped = calibs.pedestal(capid);
    double gain = calibs.respcorrgain(capid);
    gainCorr = gain;
    inputCharge.push_back(charge);
    inputPedestal.push_back(ped);
  }

  fPedestalSubFxn_.calculate(inputCharge, inputPedestal, corrCharge);

  const HcalDetId& cell = digi.id();
  double fpar0, fpar1;
  if(std::abs(cell.ieta())<HcalRegion[0]){
    fpar0 = fpars[0];
    fpar1 = fpars[1];
  }else if(std::abs(cell.ieta())==HcalRegion[0]||std::abs(cell.ieta())==HcalRegion[1]){
    fpar0 = fpars[2];
    fpar1 = fpars[3];
  }else{
    fpar0 = fpars[4];
    fpar1 = fpars[5];
  }

  float tsShift3=HcalTimeSlew::delay(inputCharge[3],fTimeSlew,fTimeSlewBias, fpar0, fpar1);
  float tsShift4=HcalTimeSlew::delay(inputCharge[4],fTimeSlew,fTimeSlewBias, fpar0, fpar1);
  float tsShift5=HcalTimeSlew::delay(inputCharge[5],fTimeSlew,fTimeSlewBias, fpar0, fpar1);

  float i3=0;
  getLandauFrac(-tsShift3,-tsShift3+tswidth,i3);
  float n3=0;
  getLandauFrac(-tsShift3+tswidth,-tsShift3+tswidth*2,n3);
  float nn3=0;
  getLandauFrac(-tsShift3+tswidth*2,-tsShift3+tswidth*3,nn3);

  float i4=0;
  getLandauFrac(-tsShift4,-tsShift4+tswidth,i4);
  float n4=0;
  getLandauFrac(-tsShift4+tswidth,-tsShift4+tswidth*2,n4);

  float i5=0;
  getLandauFrac(-tsShift5,-tsShift5+tswidth,i5);
  float n5=0;
  getLandauFrac(-tsShift5+tswidth,-tsShift5+tswidth*2,n5);

  float ch3=corrCharge[3]/i3;
  float ch4=(i3*corrCharge[4]-n3*corrCharge[3])/(i3*i4);
  float ch5=(n3*n4*corrCharge[3]-i4*nn3*corrCharge[3]-i3*n4*corrCharge[4]+i3*i4*corrCharge[5])/(i3*i4*i5);

  if (ch3<negthre[0] && fNegStrat==HcalDeterministicFit::ReqPos) {
    ch3=negthre[0];
    ch4=corrCharge[4]/i4;
    ch5=(i4*corrCharge[5]-n4*corrCharge[4])/(i4*i5);
  }

  if (ch5<negthre[0] && fNegStrat==HcalDeterministicFit::ReqPos) {
    ch4=ch4+(ch5-negthre[0]);
    ch5=negthre[0];
  }

  if (fNegStrat==HcalDeterministicFit::FromGreg) {
    if (ch3<negthre[0]) {
      ch3=negthre[0];
      ch4=corrCharge[4]/i4;
      ch5=(i4*corrCharge[5]-n4*corrCharge[4])/(i4*i5);
    }
    if (ch5<negthre[0] && ch4>negthre[1]) {
      double ratio = (corrCharge[4]-ch3*i3)/(corrCharge[5]-negthre[0]*i5);
      if (ratio < 5 && ratio > 0.5) {
        double invG = invGpar[0]+invGpar[1]*std::sqrt(2*std::log(invGpar[2]/ratio));
        float iG=0;
        getLandauFrac(-invG,-invG+tswidth,iG);
        ch4=(corrCharge[4]-ch3*n3)/(iG);
        ch5=negthre[0];
        tsShift4=invG;
      }
    }
  }

  if (ch3<1) {
    ch3=0;
  }
  if (ch4<1) {
    ch4=0;
  }
  if (ch5<1) {
    ch5=0;
  }
  Output.clear();
  Output.push_back(ch4*gainCorr);// amplitude 
  Output.push_back(tsShift4); // time shift of in-time pulse
  Output.push_back(ch5); // whatever

}

void HcalDeterministicFit::getLandauFrac	(	float	tStart,
		float	tEnd,
		float &	sum
	)		const

Definition at line 34 of file HcalDeterministicFit.cc.

References funct::abs().

Referenced by apply().

                                                                                  {

  if (std::abs(tStart-tEnd-tswidth)<0.1) {
    sum=0;
    return;
  }
  sum= landauFrac[int(ceil(tStart+tswidth))];
  return;
}

void HcalDeterministicFit::init	(	HcalTimeSlew::ParaSource	tsParam,
		HcalTimeSlew::BiasSetting	bias,
		NegStrategy	nStrat,
		PedestalSub	pedSubFxn_,
		std::vector< double >	pars
	)

Definition at line 18 of file HcalDeterministicFit.cc.

                                                                                                                                                                {
  for(int fi=0; fi<6; fi++){
    fpars[fi] = pars.at(fi);
  }

  fTimeSlew=tsParam;
  fTimeSlewBias=bias;
  fNegStrat=nStrat;
  fPedestalSubFxn_=pedSubFxn_;
}

Member Data Documentation

NegStrategy HcalDeterministicFit::fNegStrat

private

Definition at line 39 of file HcalDeterministicFit.h.

Referenced by apply().

double HcalDeterministicFit::fpars[6]

private

Definition at line 42 of file HcalDeterministicFit.h.

Referenced by apply().

PedestalSub HcalDeterministicFit::fPedestalSubFxn_

private

Definition at line 40 of file HcalDeterministicFit.h.

Referenced by apply().

HcalTimeSlew::ParaSource HcalDeterministicFit::fTimeSlew

private

Definition at line 37 of file HcalDeterministicFit.h.

Referenced by apply().

HcalTimeSlew::BiasSetting HcalDeterministicFit::fTimeSlewBias

private

Definition at line 38 of file HcalDeterministicFit.h.

Referenced by apply().

int HcalDeterministicFit::HcalRegion = {16, 17}

staticprivate

Definition at line 44 of file HcalDeterministicFit.h.

Referenced by apply().

float HcalDeterministicFit::invGpar = {-13.11, 11.29, 5.133}

staticprivate

Definition at line 47 of file HcalDeterministicFit.h.

Referenced by apply().

float HcalDeterministicFit::landauFrac

staticprivate

Initial value:

{0, 7.6377e-05, 0.000418655, 0.00153692, 0.00436844, 0.0102076, 
  0.0204177, 0.0360559, 0.057596, 0.0848493, 0.117069, 0.153152, 0.191858, 0.23198, 0.272461, 0.312438, 
  0.351262, 0.388476, 0.423788, 0.457036, 0.488159, 0.517167, 0.54412, 0.569112, 0.592254, 0.613668, 
  0.633402, 0.651391, 0.667242, 0.680131, 0.688868, 0.692188, 0.689122, 0.67928, 0.662924, 0.64087, 
  0.614282, 0.584457, 0.552651, 0.51997, 0.487317, 0.455378, 0.424647, 0.395445, 0.367963, 0.342288, 
  0.318433, 0.29636, 0.275994, 0.257243, 0.24, 0.224155, 0.2096, 0.196227, 0.183937, 0.172635, 
  0.162232, 0.15265, 0.143813, 0.135656, 0.128117, 0.12114, 0.114677, 0.108681, 0.103113, 0.0979354, 
  0.0931145, 0.0886206, 0.0844264, 0.0805074, 0.0768411, 0.0734075, 0.0701881, 0.0671664, 0.0643271, 
  0.0616564, 0.0591418, 0.0567718, 0.054536, 0.0524247, 0.0504292, 0.0485414, 0.046754, 0.0450602, 
  0.0434538, 0.041929, 0.0404806, 0.0391037, 0.0377937, 0.0365465, 0.0353583, 0.0342255, 0.0331447, 
  0.032113, 0.0311274, 0.0301854, 0.0292843, 0.0284221, 0.0275964, 0.0268053, 0.0253052, 0.0238536, 
  0.0224483, 0.0210872, 0.0197684, 0.0184899, 0.01725, 0.0160471, 0.0148795, 0.0137457, 0.0126445, 
  0.0115743, 0.0105341, 0.00952249, 0.00853844, 0.00758086, 0.00664871,0.00574103, 0.00485689, 0.00399541, 
  0.00315576, 0.00233713, 0.00153878, 0.000759962, 0 }

Definition at line 48 of file HcalDeterministicFit.h.

float HcalDeterministicFit::negthre = {-3., 15.}

staticprivate

Definition at line 46 of file HcalDeterministicFit.h.

Referenced by apply().

int HcalDeterministicFit::tswidth = 25

staticprivate

Definition at line 45 of file HcalDeterministicFit.h.

Referenced by apply().