#include <PATMHTProducer.h>

Inheritance diagram for pat::PATMHTProducer:

Classes
class	uncertaintyFunctions

Public Member Functions
	PATMHTProducer (const edm::ParameterSet &)

	~PATMHTProducer () override

Public Member Functions inherited from edm::stream::EDProducer<>
	EDProducer ()=default

bool	hasAbilityToProduceInLumis () const final

bool	hasAbilityToProduceInRuns () const final

Private Member Functions
double	getElectrons (edm::Event &, const edm::EventSetup &)

double	getJets (edm::Event &, const edm::EventSetup &)

double	getMuons (edm::Event &, const edm::EventSetup &)

void	getTowers (edm::Event &, const edm::EventSetup &)

void	produce (edm::Event &, const edm::EventSetup &) override

void	setUncertaintyParameters ()

Private Attributes
edm::InputTag	CaloJetAlgorithmTag_

edm::InputTag	CaloTowerTag_

bool	controlledUncertainty_

edm::InputTag	CorJetAlgorithmTag_

uncertaintyFunctions	ecalEBUncertainty

uncertaintyFunctions	ecalEEUncertainty

edm::InputTag	ElectronTag_

double	eleEtaMax_

double	eleEtUncertaintyParameter0_

double	elePhiUncertaintyParameter0_

double	elePtMin_

edm::EDGetTokenT< edm::View< pat::Electron > >	eleToken_

uncertaintyFunctions	eleUncertainty

uncertaintyFunctions	hcalHBUncertainty

uncertaintyFunctions	hcalHEUncertainty

uncertaintyFunctions	hcalHFUncertainty

uncertaintyFunctions	hcalHOUncertainty

std::string	JetCorrectionService_

uncertaintyFunctions	jetCorrUncertainty

double	jetEMfracMax_

double	jetEtaMax_

double	jetEtUncertaintyParameter0_

double	jetEtUncertaintyParameter1_

double	jetEtUncertaintyParameter2_

double	jetPhiUncertaintyParameter0_

double	jetPhiUncertaintyParameter1_

double	jetPhiUncertaintyParameter2_

double	jetPtMin_

edm::EDGetTokenT< edm::View< pat::Jet > >	jetToken_

uncertaintyFunctions	jetUncertainty

std::string	metCollectionLabel_

edm::InputTag	mhtLabel_

double	muonChiSqMax_

uncertaintyFunctions	muonCorrUncertainty

double	muonDPtMax_

double	muonEtaMax_

double	muonEtUncertaintyParameter0_

int	muonNHitsMin_

double	muonPhiUncertaintyParameter0_

double	muonPtMin_

edm::InputTag	MuonTag_

double	muonTrackD0Max_

double	muonTrackDzMax_

uncertaintyFunctions	muonUncertainty

edm::EDGetTokenT< edm::View< pat::Muon > >	muoToken_

bool	noHF_

edm::EDGetTokenT< edm::View< pat::Photon > >	phoToken_

std::vector< metsig::SigInputObj >	physobjvector_

std::set< CaloTowerDetId >	s_clusteredTowers

std::string	significanceLabel_

edm::EDGetTokenT< edm::View< pat::Tau > >	tauToken_

double	towerEtThreshold_

double	uncertaintyScaleFactor_

bool	useCaloTowers_

bool	useElectrons_

bool	useHO_

bool	useJets_

bool	useMuons_

double	verbose_

Additional Inherited Members
Public Types inherited from edm::stream::EDProducer<>
typedef CacheContexts< T... >	CacheTypes

typedef CacheTypes::GlobalCache	GlobalCache

typedef AbilityChecker< T... >	HasAbility

typedef CacheTypes::LuminosityBlockCache	LuminosityBlockCache

typedef LuminosityBlockContextT< LuminosityBlockCache, RunCache, GlobalCache >	LuminosityBlockContext

typedef CacheTypes::LuminosityBlockSummaryCache	LuminosityBlockSummaryCache

typedef CacheTypes::RunCache	RunCache

typedef RunContextT< RunCache, GlobalCache >	RunContext

typedef CacheTypes::RunSummaryCache	RunSummaryCache

Detailed Description

Definition at line 64 of file PATMHTProducer.h.

Constructor & Destructor Documentation

PATMHTProducer::PATMHTProducer ( const edm::ParameterSet & iConfig )

explicit

Definition at line 6 of file PATMHTProducer.cc.

References CaloTowerTag_, controlledUncertainty_, eleEtaMax_, eleEtUncertaintyParameter0_, elePhiUncertaintyParameter0_, elePtMin_, eleToken_, edm::ParameterSet::getParameter(), edm::ParameterSet::getUntrackedParameter(), jetEMfracMax_, jetEtaMax_, jetEtUncertaintyParameter0_, jetEtUncertaintyParameter1_, jetEtUncertaintyParameter2_, jetPhiUncertaintyParameter0_, jetPhiUncertaintyParameter1_, jetPhiUncertaintyParameter2_, jetPtMin_, jetToken_, muonEtaMax_, muonEtUncertaintyParameter0_, muonPhiUncertaintyParameter0_, muonPtMin_, muoToken_, noHF_, phoToken_, setUncertaintyParameters(), tauToken_, towerEtThreshold_, uncertaintyScaleFactor_, useHO_, and verbose_.

                                                                 {
 
   // Initialize the configurables
   verbose_ = iConfig.getParameter<double>("verbose");
 
   jetToken_ = consumes<edm::View<pat::Jet> >(iConfig.getUntrackedParameter<edm::InputTag>("jetTag"));
   eleToken_ = consumes<edm::View<pat::Electron> >(iConfig.getUntrackedParameter<edm::InputTag>("electronTag"));
   muoToken_ = consumes<edm::View<pat::Muon> >(iConfig.getUntrackedParameter<edm::InputTag>("muonTag"));
   tauToken_ = consumes<edm::View<pat::Tau> >(iConfig.getUntrackedParameter<edm::InputTag>("tauTag"));
   phoToken_ = consumes<edm::View<pat::Photon> >(iConfig.getUntrackedParameter<edm::InputTag>("photonTag"));
 
   uncertaintyScaleFactor_ = iConfig.getParameter<double>( "uncertaintyScaleFactor") ;
   controlledUncertainty_  = iConfig.getParameter<bool>( "controlledUncertainty") ;
 
   jetPtMin_     = iConfig.getParameter<double>("jetPtMin");
   jetEtaMax_    = iConfig.getParameter<double>("jetEtaMax");
   jetEMfracMax_ = iConfig.getParameter<double>("jetEMfracMax");
   elePtMin_     = iConfig.getParameter<double>("elePtMin");
   eleEtaMax_    = iConfig.getParameter<double>("eleEtaMax");
   muonPtMin_    = iConfig.getParameter<double>("muonPtMin");
   muonEtaMax_   = iConfig.getParameter<double>("muonEtaMax");
 
   jetEtUncertaintyParameter0_ =  iConfig.getParameter<double>( "jetEtUncertaintyParameter0") ;
   jetEtUncertaintyParameter1_ =  iConfig.getParameter<double>( "jetEtUncertaintyParameter1") ;
   jetEtUncertaintyParameter2_ =  iConfig.getParameter<double>( "jetEtUncertaintyParameter2") ;
   jetPhiUncertaintyParameter0_=  iConfig.getParameter<double>( "jetPhiUncertaintyParameter0");
   jetPhiUncertaintyParameter1_=  iConfig.getParameter<double>( "jetPhiUncertaintyParameter1");
   jetPhiUncertaintyParameter2_=  iConfig.getParameter<double>( "jetPhiUncertaintyParameter2");
 
   eleEtUncertaintyParameter0_  =  iConfig.getParameter<double>( "eleEtUncertaintyParameter0") ;
   elePhiUncertaintyParameter0_ =  iConfig.getParameter<double>( "elePhiUncertaintyParameter0") ;
 
   muonEtUncertaintyParameter0_  =  iConfig.getParameter<double>( "muonEtUncertaintyParameter0") ;
   muonPhiUncertaintyParameter0_ =  iConfig.getParameter<double>( "muonPhiUncertaintyParameter0") ;
 
   CaloTowerTag_  = iConfig.getParameter<edm::InputTag>("CaloTowerTag");
   noHF_ = iConfig.getParameter<bool>( "noHF");
 
   //  muonCalo_ = iConfig.getParameter<bool>("muonCalo");
   towerEtThreshold_ = iConfig.getParameter<double>( "towerEtThreshold") ;
   useHO_ = iConfig.getParameter<bool>("useHO");
 
   setUncertaintyParameters();
   
   produces<pat::MHTCollection>();
 
 }

PATMHTProducer::~PATMHTProducer ( )

override

Definition at line 55 of file PATMHTProducer.cc.

55 {

56 }

Member Function Documentation

double PATMHTProducer::getElectrons	(	edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)

private

Definition at line 219 of file PATMHTProducer.cc.

References Abs(), edm::View< T >::begin(), controlledUncertainty_, gather_cfg::cout, nano_cff::electrons, eleEtaMax_, elePtMin_, eleToken_, eleUncertainty, edm::View< T >::end(), pat::PATMHTProducer::uncertaintyFunctions::etUncertainty, edm::Event::getByToken(), pat::PATMHTProducer::uncertaintyFunctions::phiUncertainty, physobjvector_, AlCaHLTBitMon_QueryRunRegistry::string, uncertaintyScaleFactor_, and verbose_.

Referenced by produce().

                                                                              {
 
   std::string objectname="electron";
 
   double number_of_electrons_ = 0.0;
 
   // edm::ESHandle<CaloTowerConstituentsMap> cttopo;
   // iSetup.get<HcalRecNumberingRecord>().get(cttopo);
   // const CaloTowerConstituentsMap* caloTowerMap = cttopo.product();
 
   edm::Handle<edm::View<pat::Electron> > electronHandle;
   iEvent.getByToken(eleToken_,electronHandle);
   edm::View<pat::Electron> electrons = *electronHandle;
   DetId nullDetId;
 
   // Fill Input Vector with Electrons
   for(edm::View<pat::Electron>::const_iterator electron_iter = electrons.begin(); electron_iter!=electrons.end(); ++electron_iter){
 
     // Select electrons
     if (electron_iter->et() < elePtMin_ ||
     TMath::Abs(electron_iter->eta()) > eleEtaMax_  ) continue;
 
     if (verbose_ == 3.) {
       std::cout << "electron pt = " << electron_iter->pt()  << " eta : " << electron_iter->eta()
         <<  std::endl;
     }
 
     double electron_et  = electron_iter->et();
     double electron_phi = electron_iter->phi();
 
     double sigma_et, sigma_phi ;
 
     if (controlledUncertainty_) {
       sigma_et  = eleUncertainty.etUncertainty->Eval(electron_et);
       sigma_phi = eleUncertainty.phiUncertainty->Eval(electron_et);
     }
     else {
       sigma_et = 0.0; //electron_iter->resolutionEt();
       sigma_phi = 0.0; // electron_iter->resolutionPhi();
     }
 
     if (verbose_ == 3.) {
       std::cout << "electron sigma_et : " << sigma_et << ", electron sigma_phi : " << sigma_phi
         <<  std::endl;}
 
     if(sigma_et< 0 || sigma_phi< 0)
       edm::LogWarning("PATMHTProducer") << " uncertainties for "  << objectname
                     <<" are (et, phi): " << sigma_et
                     << "," << sigma_phi <<  " (et,phi): "
                     << electron_et << "," << electron_phi;
 
     if (uncertaintyScaleFactor_ != 1.0){
       sigma_et  = sigma_et  * uncertaintyScaleFactor_;
       sigma_phi = sigma_phi * uncertaintyScaleFactor_;
     }
 
     metsig::SigInputObj tmp_electron(objectname,electron_et,electron_phi,sigma_et,sigma_phi);
     physobjvector_.push_back(tmp_electron);
     number_of_electrons_ ++;
 
     //-- Store tower DetId's to be removed from Calo Tower sum later --//
     /*
     const reco::SuperCluster& eleSC = *( electron_iter->superCluster() );
 
     std::vector<DetId> v_eleDetIds = eleSC.getHitsByDetId();
 
     //-- Convert cells to calo towers and add to set --//
     for( std::vector<DetId>::iterator cellId = v_eleDetIds.begin();
          cellId != v_eleDetIds.end();
          cellId++) {
 
       CaloTowerDetId towerId = caloTowerMap->towerOf(*cellId);
       if (towerId != nullDetId) {
     //std::cout << ">>> electron towerId: " << towerId << std::endl;
     std::pair<std::_Rb_tree_const_iterator<CaloTowerDetId>,bool> p1 = s_clusteredTowers.insert(towerId);
       }
       else
     std::cerr<<"No matching tower found for electron cell!\n";
     }
 
     */
 
   }
 
   return number_of_electrons_;
 }

double PATMHTProducer::getJets	(	edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)

private

Definition at line 127 of file PATMHTProducer.cc.

References Abs(), edm::View< T >::begin(), controlledUncertainty_, gather_cfg::cout, edm::View< T >::end(), pat::PATMHTProducer::uncertaintyFunctions::etUncertainty, edm::Event::getByToken(), cuy::ii, jetEMfracMax_, jetEtaMax_, jetPtMin_, fwrapper::jets, jetToken_, jetUncertainty, pat::PATMHTProducer::uncertaintyFunctions::phiUncertainty, physobjvector_, s_clusteredTowers, AlCaHLTBitMon_QueryRunRegistry::string, uncertaintyScaleFactor_, and verbose_.

Referenced by produce().

                                                                         {
 
   std::string objectname="jet";
 
   double number_of_jets_ = 0.0;
 
   edm::Handle<edm::View<pat::Jet> > jetHandle;
   iEvent.getByToken(jetToken_,jetHandle);
   edm::View<pat::Jet> jets = *jetHandle;
 
   // Fill Input Vector with Jets
   for(edm::View<pat::Jet>::const_iterator jet_iter = jets.begin(); jet_iter!=jets.end(); ++jet_iter){
 
     if( (jet_iter->pt()  < jetPtMin_) ||
     (TMath::Abs(jet_iter->eta()) > jetEtaMax_) ||
         (jet_iter->emEnergyFraction() > jetEMfracMax_ ) )
       continue;
 
     double jet_et = jet_iter->et();
     double jet_phi = jet_iter->phi();
 
     if (verbose_ == 3.) {
       std::cout << "jet pt : " << jet_iter->pt() << " eta : " << jet_iter->eta()
         << " EMF: "  << jet_iter->emEnergyFraction() <<  std::endl;
     }
 
     double sigma_et, sigma_phi ;
 
     if (controlledUncertainty_) {
       sigma_et  = jetUncertainty.etUncertainty->Eval(jet_et);
       sigma_phi = jetUncertainty.phiUncertainty->Eval(jet_et);
     }
     else {
       sigma_et = 0.0 ; // jet_iter->resolutionEt();
       sigma_phi =  0.0 ; //jet_iter->resolutionPhi();
     }
 
     if (verbose_ == 3.) {
       std::cout << "jet sigma_et : " << sigma_et << ", jet sigma_phi : " << sigma_phi <<  std::endl;
     }
 
     if(sigma_et<=0 || sigma_phi<=0)
       edm::LogWarning("PATMHTProducer") <<
     " uncertainties for "  << objectname <<
     " are (et, phi): " << sigma_et << "," << sigma_phi << " (et,phi): " << jet_et << "," << jet_phi;
     // try to read out the jet resolution from the root file at PatUtils
     //-- Store jet for Significance Calculation --//
 
     if (uncertaintyScaleFactor_ != 1.0){
       sigma_et  = sigma_et  * uncertaintyScaleFactor_;
       sigma_phi = sigma_phi * uncertaintyScaleFactor_;
       // edm::LogWarning("PATMHTProducer") << " using uncertainty scale factor: " << uncertaintyScaleFactor_ <<
       //" , uncertainties for " << objectname <<" changed to (et, phi): " << sigma_et << "," << sigma_phi;
     }
 
 
     if (verbose_ == 101.) { // Study the Jets behavior
 
       std::cout << "v101> " <<  number_of_jets_ << "  "
         << jet_et   << "  "  <<  sigma_et << "  "
         << jet_phi  << "  "  <<  sigma_phi << std::endl;
     }
 
 
     metsig::SigInputObj tmp_jet(objectname,jet_et,jet_phi,sigma_et,sigma_phi);
     physobjvector_.push_back(tmp_jet);
     number_of_jets_ ++;
 
     //-- Store tower DetId's to be removed from Calo Tower sum later --//
     std::vector<CaloTowerPtr> v_towers = jet_iter->getCaloConstituents();
     //std::cout << "tower size = " << v_towers.size() << std::endl;
 
     for (unsigned int ii=0; ii < v_towers.size(); ii++) {
       s_clusteredTowers.insert( (*v_towers.at(ii)).id() );
       //std::cout << "tower id = " << (*v_towers.at(ii)).id() << std::endl;
     }
 
   }
 
   if (verbose_ == 101.) { // Study the Jets behavior - seperate events
     std::cout << "v101> --------------------------------------------" << std::endl;
   }
 
   return number_of_jets_;
 
 }

double PATMHTProducer::getMuons	(	edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)

private

Definition at line 312 of file PATMHTProducer.cc.

References Abs(), edm::View< T >::begin(), controlledUncertainty_, gather_cfg::cout, edm::View< T >::end(), pat::PATMHTProducer::uncertaintyFunctions::etUncertainty, edm::Event::getByToken(), edm::HandleBase::isValid(), muonEtaMax_, muonPtMin_, extraflags_cff::muons, muonUncertainty, muoToken_, pat::PATMHTProducer::uncertaintyFunctions::phiUncertainty, physobjvector_, AlCaHLTBitMon_QueryRunRegistry::string, uncertaintyScaleFactor_, and verbose_.

Referenced by produce().

                                                                                 {
 
   std::string objectname="muon";
   edm::Handle<edm::View<pat::Muon> > muonHandle;
   iEvent.getByToken(muoToken_,muonHandle);
   edm::View<pat::Muon> muons = *muonHandle;
 
   if ( !muonHandle.isValid() ) {
     std::cout << ">>> PATMHTSelector not valid muon Handle!" << std::endl;
     return 0.0;
   }
 
 
   double number_of_muons_ = 0.0;
 
   for(edm::View<pat::Muon>::const_iterator muon_iter = muons.begin(); muon_iter!=muons.end(); ++muon_iter){
 
     if (muon_iter->pt() < muonPtMin_ || TMath::Abs(muon_iter->eta()) > muonEtaMax_  ) continue;
 
     if (verbose_ == 3.) {
       std::cout << "muon pt = " << muon_iter->pt() << " eta : " << muon_iter->eta() <<  std::endl;
     }
 
     double muon_pt  = muon_iter->pt();
     double muon_phi = muon_iter->phi();
 
     double sigma_et, sigma_phi ;
 
     if (controlledUncertainty_) {
        sigma_et  = muonUncertainty.etUncertainty->Eval(muon_pt);
        sigma_phi = muonUncertainty.phiUncertainty->Eval(muon_pt);
     }
     else {
       sigma_et  = 0.0; //muon_iter->resolutionEt();
       sigma_phi = 0.0; // muon_iter->resolutionPhi();
     }
 
     if (verbose_ == 3.) {
       std::cout << "muon sigma_et : " << sigma_et
         << ", muon sigma_phi : " << sigma_phi
         <<  std::endl;}
 
    if(sigma_et< 0 || sigma_phi< 0)
       edm::LogWarning("PATMHTProducer") <<
     " uncertainties for "  << objectname << " are (et, phi): " << sigma_et << "," <<
     sigma_phi << " (pt,phi): " << muon_pt << "," << muon_phi;
 
     if (uncertaintyScaleFactor_ != 1.0){
       sigma_et  = sigma_et  * uncertaintyScaleFactor_;
       sigma_phi = sigma_phi * uncertaintyScaleFactor_;
     }
 
     metsig::SigInputObj tmp_muon(objectname,muon_pt,muon_phi,sigma_et,sigma_phi);
     physobjvector_.push_back(tmp_muon);
     number_of_muons_ ++;
 
   }// end Muon loop
 
   return number_of_muons_;
 }

void pat::PATMHTProducer::getTowers	(	edm::Event &	,
		const edm::EventSetup &
	)

private

void PATMHTProducer::produce	(	edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)

overrideprivate

Definition at line 59 of file PATMHTProducer.cc.

References metsig::significanceAlgo::addObjects(), funct::cos(), gather_cfg::cout, getElectrons(), getJets(), getMuons(), eostools::move(), physobjvector_, edm::Event::put(), s_clusteredTowers, pat::MHT::setNumberOfElectrons(), pat::MHT::setNumberOfJets(), pat::MHT::setNumberOfMuons(), met_cff::significance, metsig::significanceAlgo::significance(), funct::sin(), and verbose_.

 {
   // make sure the SigInputObj container is empty
   while(!physobjvector_.empty()){
     physobjvector_.erase(physobjvector_.begin(),physobjvector_.end());
   }
 
   // Clean the clustered towers
   s_clusteredTowers.clear();
 
   double number_of_jets = getJets(iEvent, iSetup);
 
   double number_of_electrons = getElectrons(iEvent, iSetup);
 
   double number_of_muons = getMuons(iEvent, iSetup);
 
   if (verbose_ == 1.) {
     std::cout << ">>>---> Number of jets: "  <<  number_of_jets << std::endl;
     std::cout << ">>>---> Number of electrons: "  <<  number_of_jets << std::endl;
     std::cout << ">>>---> Number of muons: " <<  number_of_muons << std::endl;
   }
 
   double met_x=0;
   double met_y=0;
   double met_et=0;
   double met_phi=0;
   double met_set=0;
 
 
   auto themetsigcoll = std::make_unique<pat::MHTCollection>();
 
   if(!physobjvector_.empty()) { // Only when the vector is not empty
 
     // calculate the MHT significance
 
     metsig::significanceAlgo signifAlgo;
     signifAlgo.addObjects(physobjvector_);
     double significance = signifAlgo.significance(met_et,met_phi,met_set);
 
     met_x=met_et*cos(met_phi);
     met_y=met_et*sin(met_phi);
 
     if (verbose_ == 1.) {
       std::cout << ">>>----> MHT Sgificance = " << significance << std::endl;
     }
 
     pat::MHT themetsigobj(reco::Particle::LorentzVector(met_x,met_y,0,met_et),met_set,significance);
 
 
     // Store the number of jets, electrons, muons
     themetsigobj.setNumberOfJets(number_of_jets);
     themetsigobj.setNumberOfElectrons(number_of_electrons);
     themetsigobj.setNumberOfMuons(number_of_muons);
 
     themetsigcoll->push_back(themetsigobj);
 
   } // If the vector is empty, just put empty product.
 
 
   iEvent.put(std::move(themetsigcoll));
 
 
 }

void PATMHTProducer::setUncertaintyParameters ( )

private

Definition at line 375 of file PATMHTProducer.cc.

Referenced by PATMHTProducer().

                                                 {
 
   // set the various functions here:
 
   //-- For Et functions, [0]= par_n, [1]=par_s, [2]= par_c ---//
   //-- Ecal Uncertainty Functions ------------------------------------//
   //-- From: FastSimulation/Calorimetry/data/HcalResponse.cfi --//
   //-- Ecal Barrel --//
   ecalEBUncertainty.etUncertainty.reset( new TF1("ecalEBEtFunc","x*sqrt(([0]*[0]/(x*x))+([1]*[1]/x)+([2]*[2]))",3) );
   ecalEBUncertainty.etUncertainty->SetParameter(0,0.2);
   ecalEBUncertainty.etUncertainty->SetParameter(1,0.03);
   ecalEBUncertainty.etUncertainty->SetParameter(2,0.005);
 
   ecalEBUncertainty.phiUncertainty.reset( new TF1("ecalEBphiFunc","[0]*x",1) );
   ecalEBUncertainty.phiUncertainty->SetParameter(0,0.0174);
 
   //-- Ecal Endcap --//
   ecalEEUncertainty.etUncertainty.reset( new TF1("ecalEEEtFunc","x*sqrt(([0]*[0]/(x*x))+([1]*[1]/x)+([2]*[2]))",3) );
   ecalEEUncertainty.etUncertainty->SetParameter(0,0.2);
   ecalEEUncertainty.etUncertainty->SetParameter(1,0.03);
   ecalEEUncertainty.etUncertainty->SetParameter(2,0.005);
 
   ecalEEUncertainty.phiUncertainty.reset( new TF1("ecalEEphiFunc","[0]*x",1) );
   ecalEEUncertainty.phiUncertainty->SetParameter(0,0.087);
 
   //-- Hcal Uncertainty Functions --------------------------------------//
   //-- From: FastSimulation/Calorimetry/data/HcalResponse.cfi --//
   //-- Hcal Barrel --//
   hcalHBUncertainty.etUncertainty.reset( new TF1("hcalHBEtFunc","x*sqrt(([0]*[0]/(x*x))+([1]*[1]/x)+([2]*[2]))",3) );
   hcalHBUncertainty.etUncertainty->SetParameter(0,0.);
   hcalHBUncertainty.etUncertainty->SetParameter(1,1.22);
   hcalHBUncertainty.etUncertainty->SetParameter(2,0.05);
 
   hcalHBUncertainty.phiUncertainty.reset( new TF1("ecalHBphiFunc","[0]*x",1) );
   hcalHBUncertainty.phiUncertainty->SetParameter(0,0.087);
 
   //-- Hcal Endcap --//
   hcalHEUncertainty.etUncertainty.reset( new TF1("hcalHEEtFunc","x*sqrt(([0]*[0]/(x*x))+([1]*[1]/x)+([2]*[2]))",3) );
   hcalHEUncertainty.etUncertainty->SetParameter(0,0.);
   hcalHEUncertainty.etUncertainty->SetParameter(1,1.3);
   hcalHEUncertainty.etUncertainty->SetParameter(2,0.05);
 
   hcalHEUncertainty.phiUncertainty.reset( new TF1("ecalHEphiFunc","[0]*x",1) );
   hcalHEUncertainty.phiUncertainty->SetParameter(0,0.087);
 
   //-- Hcal Outer --//
   hcalHOUncertainty.etUncertainty.reset( new TF1("hcalHOEtFunc","x*sqrt(([0]*[0]/(x*x))+([1]*[1]/x)+([2]*[2]))",3) );
   hcalHOUncertainty.etUncertainty->SetParameter(0,0.);
   hcalHOUncertainty.etUncertainty->SetParameter(1,1.82);
   hcalHOUncertainty.etUncertainty->SetParameter(2,0.09);
 
   hcalHOUncertainty.phiUncertainty.reset( new TF1("ecalHOphiFunc","[0]*x",1) );
   hcalHOUncertainty.phiUncertainty->SetParameter(0,0.087);
 
   //-- Hcal Forward --//
   hcalHFUncertainty.etUncertainty.reset( new TF1("hcalHFEtFunc","x*sqrt(([0]*[0]/(x*x))+([1]*[1]/x)+([2]*[2]))",3) );
   hcalHFUncertainty.etUncertainty->SetParameter(0,0.);
   hcalHFUncertainty.etUncertainty->SetParameter(1,1.82);
   hcalHFUncertainty.etUncertainty->SetParameter(2,0.09);
 
   hcalHFUncertainty.phiUncertainty.reset( new TF1("ecalHFphiFunc","[0]*x",1) );
   hcalHFUncertainty.phiUncertainty->SetParameter(0,0.174);
 
   //--- Jet Uncertainty Functions --------------------------------------//
   jetUncertainty.etUncertainty.reset( new TF1("jetEtFunc","x*sqrt(([0]*[0]/(x*x))+([1]*[1]/x)+([2]*[2]))",3) );
   //-- values from PTDR 1, ch 11.4 --//
   jetUncertainty.etUncertainty->SetParameter(0, jetEtUncertaintyParameter0_);
   jetUncertainty.etUncertainty->SetParameter(1, jetEtUncertaintyParameter1_);
   jetUncertainty.etUncertainty->SetParameter(2, jetEtUncertaintyParameter2_);
 
 
   //-- phi value from our own fits --//
   //jetUncertainty.phiUncertainty.reset( new TF1("jetPhiFunc","[0]*x",1) );
   //jetUncertainty.phiUncertainty->SetParameter(0, jetPhiUncertaintyParameter0_);
 
   //-- phi Functions and values from
   // http://indico.cern.ch/getFile.py/access?contribId=9&sessionId=0&resId=0&materialId=slides&confId=46394
   jetUncertainty.phiUncertainty.reset( new TF1("jetPhiFunc","x*sqrt(([0]*[0]/(x*x))+([1]*[1]/x)+([2]*[2]))",3) );
   jetUncertainty.phiUncertainty->SetParameter(0, jetPhiUncertaintyParameter0_);
   jetUncertainty.phiUncertainty->SetParameter(1, jetPhiUncertaintyParameter1_);
   jetUncertainty.phiUncertainty->SetParameter(2, jetPhiUncertaintyParameter2_);
 
 
 
   //-- Jet corrections are assumed not to have an error --//
   /*jetCorrUncertainty.etUncertainty.reset( new TF1("jetCorrEtFunc","[0]*x",1) );
   jetCorrUncertainty.etUncertainty->SetParameter(0,0.0);
   jetCorrUncertainty.phiUncertainty.reset( new TF1("jetCorrPhiFunc","[0]*x",1) );
   jetCorrUncertainty.phiUncertainty->SetParameter(0,0.0*(3.14159/180.));*/
 
 
   //--- Electron Uncertainty Functions ---------------------------------//
   // completely ambiguious values for electron-like jets...
   // the egamma group keeps track of these here:
   // https://twiki.cern.ch/twiki/bin/view/CMS/EgammaCMSSWVal
   // electron resolution in energy is around 3.4%, measured for 10 < pT < 50 at realistic events with pile-up.
 
   eleUncertainty.etUncertainty.reset( new TF1("eleEtFunc","[0] * x",1) );
   //  eleUncertainty.etUncertainty->SetParameter(0,0.034);
   eleUncertainty.etUncertainty->SetParameter(0, eleEtUncertaintyParameter0_);
 
 
   eleUncertainty.phiUncertainty.reset( new TF1("elePhiFunc","[0] * x",1) );
   //  eleUncertainty.phiUncertainty->SetParameter(0,1*(3.14159/180.));
   eleUncertainty.phiUncertainty->SetParameter(0, elePhiUncertaintyParameter0_);
 
   //--- Muon Uncertainty Functions ------------------------------------//
   // and ambiguious values for the muons...
 
   muonUncertainty.etUncertainty.reset( new TF1("muonEtFunc","[0] * x",1) );
   //  muonUncertainty.etUncertainty->SetParameter(0,0.01);
   muonUncertainty.etUncertainty->SetParameter(0, muonEtUncertaintyParameter0_);
   muonUncertainty.phiUncertainty.reset( new TF1("muonPhiFunc","[0] * x",1) );
   //  muonUncertainty.phiUncertainty->SetParameter(0,1*(3.14159/180.));
   muonUncertainty.phiUncertainty->SetParameter(0, muonPhiUncertaintyParameter0_);
 
   //-- Muon calo deposites are assumed not to have an error --//
   /*muonCorrUncertainty.etUncertainty.reset( new TF1("muonCorrEtFunc","[0] * x",1) );
   muonCorrUncertainty.etUncertainty->SetParameter(0,0.0);
   muonCorrUncertainty.phiUncertainty.reset( new TF1("muonCorrPhiFunc","[0] * x",1) );
   muonCorrUncertainty.phiUncertainty->SetParameter(0,0.0*(3.14159/180.)); */
 
 }