Phase1L1TJetCalibrator Class Reference

#include <Phase1L1TJetCalibrator.cc>

Inheritance diagram for Phase1L1TJetCalibrator:

Public Member Functions
	Phase1L1TJetCalibrator (const edm::ParameterSet &)
	~Phase1L1TJetCalibrator () override
Public Member Functions inherited from edm::stream::EDProducer<>
	EDProducer ()=default
bool	hasAbilityToProduceInBeginLumis () const final
bool	hasAbilityToProduceInBeginProcessBlocks () const final
bool	hasAbilityToProduceInBeginRuns () const final
bool	hasAbilityToProduceInEndLumis () const final
bool	hasAbilityToProduceInEndProcessBlocks () const final
bool	hasAbilityToProduceInEndRuns () const final

Static Public Member Functions
static void	fillDescriptions (edm::ConfigurationDescriptions &descriptions)

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

Private Attributes
std::vector< std::vector< double > >	_jetCalibrationFactorsPtBins
std::vector< double >	absEtaBinning_
std::vector< edm::ParameterSet >	calibration_
edm::EDGetTokenT< std::vector< reco::CaloJet > >	inputCollectionTag_
std::vector< std::vector< double > >	jetCalibrationFactorsBinnedInEta_
size_t	nBinsEta_
std::string	outputCollectionName_

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

Description: Applies calibrations to reco::calojets

INPUT PARAMETERS ***
inputCollectionTag, InputTag, collection of reco calojet to calibrate
absEtaBinning, vdouble with eta bins, allows for non-homogeneous binning
calibration, VPSet with calibration factors
outputCollectionName, string, output collection tag name

Definition at line 43 of file Phase1L1TJetCalibrator.cc.

Constructor & Destructor Documentation

Phase1L1TJetCalibrator()

Phase1L1TJetCalibrator::Phase1L1TJetCalibrator ( const edm::ParameterSet &  iConfig )

explicit

Definition at line 76 of file Phase1L1TJetCalibrator.cc.

    : inputCollectionTag_(edm::EDGetTokenT<std::vector<reco::CaloJet>>(
          consumes<std::vector<reco::CaloJet>>(iConfig.getParameter<edm::InputTag>("inputCollectionTag")))),
      absEtaBinning_(iConfig.getParameter<std::vector<double>>("absEtaBinning")),
      nBinsEta_(absEtaBinning_.size() - 1),
      calibration_(iConfig.getParameter<std::vector<edm::ParameterSet>>("calibration")),
      outputCollectionName_(iConfig.getParameter<std::string>("outputCollectionName"))
 
{
  for (const auto& pset : calibration_) {
    _jetCalibrationFactorsPtBins.emplace_back(pset.getParameter<std::vector<double>>("l1tPtBins"));
    jetCalibrationFactorsBinnedInEta_.emplace_back(pset.getParameter<std::vector<double>>("l1tCalibrationFactors"));
  }
 
  produces<std::vector<reco::CaloJet>>(outputCollectionName_).setBranchAlias(outputCollectionName_);
}

References _jetCalibrationFactorsPtBins, calibration_, jetCalibrationFactorsBinnedInEta_, outputCollectionName_, and muonDTDigis_cfi::pset.

~Phase1L1TJetCalibrator()

Phase1L1TJetCalibrator::~Phase1L1TJetCalibrator ( )

override

Definition at line 93 of file Phase1L1TJetCalibrator.cc.

{}

Member Function Documentation

fillDescriptions()

void Phase1L1TJetCalibrator::fillDescriptions ( edm::ConfigurationDescriptions &  descriptions )

static

Definition at line 169 of file Phase1L1TJetCalibrator.cc.

                                                                                        {
  edm::ParameterSetDescription desc;
  desc.add<edm::InputTag>("inputCollectionTag",
                          edm::InputTag("Phase1L1TJetProducer", "UncalibratedPhase1L1TJetFromPfCandidates"));
  desc.add<std::vector<double>>("absEtaBinning");
  std::vector<edm::ParameterSet> vDefaults;
  edm::ParameterSetDescription validator;
  validator.add<double>("etaMax");
  validator.add<double>("etaMin");
  validator.add<std::vector<double>>("l1tCalibrationFactors");
  validator.add<std::vector<double>>("l1tPtBins");
  desc.addVPSet("calibration", validator, vDefaults);
  desc.add<std::string>("outputCollectionName", "Phase1L1TJetFromPfCandidates");
  descriptions.add("Phase1L1TJetCalibrator", desc);
}

References edm::ConfigurationDescriptions::add(), edm::ParameterSetDescription::add(), submitPVResolutionJobs::desc, HLT_FULL_cff::InputTag, and AlCaHLTBitMon_QueryRunRegistry::string.

produce()

void Phase1L1TJetCalibrator::produce ( edm::Event &  iEvent, const edm::EventSetup &  iSetup  )

overrideprivate

Definition at line 100 of file Phase1L1TJetCalibrator.cc.

                                                                                  {
  edm::Handle<std::vector<reco::CaloJet>> inputCollectionHandle;
  iEvent.getByToken(inputCollectionTag_, inputCollectionHandle);
 
  auto calibratedCollectionPtr = std::make_unique<std::vector<reco::CaloJet>>();
 
  // for each candidate:
  // 1 get pt and eta
  // 2 run a dicotomic search on the eta vector to find the eta index
  // 3 fetch the corresponding calibration elements
  // 4 run a dicotomic search on the pt binning to find the pt index
  // 5 fetch the calibration factor
  // 6 update the candidate pt by applying the calibration factor
  // 7 store calibrated candidate in a new collection
 
  calibratedCollectionPtr->reserve(inputCollectionHandle->size());
 
  for (const auto& candidate : *inputCollectionHandle) {
    // 1
    float pt = candidate.pt();
    float eta = candidate.eta();
 
    //2
    auto etaBin = upper_bound(absEtaBinning_.begin(), absEtaBinning_.end(), fabs(eta));
    int etaIndex = etaBin - absEtaBinning_.begin() - 1;
 
    //3
    const std::vector<double>& l1tPtBins = _jetCalibrationFactorsPtBins[etaIndex];
    const std::vector<double>& l1tCalibrationFactors = jetCalibrationFactorsBinnedInEta_[etaIndex];
 
    //4
    auto ptBin = upper_bound(l1tPtBins.begin(), l1tPtBins.end(), pt);
    int ptBinIndex = ptBin - l1tPtBins.begin() - 1;
 
    //5
    const double& l1tCalibrationFactor = l1tCalibrationFactors[ptBinIndex];
 
    //6 and 7
    reco::Candidate::PolarLorentzVector candidateP4(candidate.polarP4());
    candidateP4.SetPt(candidateP4.pt() * l1tCalibrationFactor);
    calibratedCollectionPtr->emplace_back(candidate);
    calibratedCollectionPtr->back().setP4(candidateP4);
 
#ifdef DEBUG
    if (newCandidate->pt() < 0) {
      LogDebug("Phase1L1TJetCalibrator") << "######################" << std::endl;
      LogDebug("Phase1L1TJetCalibrator") << "PRE-CALIBRATION " << std::endl;
      LogDebug("Phase1L1TJetCalibrator") << "\t Jet properties (pt, eta, phi, pile-up): " << candidate.pt() << "\t"
                                         << candidate.eta() << "\t" LogDebug("Phase1L1TJetCalibrator")
                                         << candidate.phi() << "\t" << candidate.pileup() << std::endl;
      LogDebug("Phase1L1TJetCalibrator") << "CALIBRATION " << std::endl;
      LogDebug("Phase1L1TJetCalibrator") << "\t Using eta - pt - factor " << *etaBin << " - " << *ptBin << " - "
                                         << l1tCalibrationFactor LogDebug("Phase1L1TJetCalibrator") << std::endl;
      LogDebug("Phase1L1TJetCalibrator") << "POST-CALIBRATION " << std::endl;
      LogDebug("Phase1L1TJetCalibrator") << "\t Jet properties (pt, eta, phi, pile-up): " << newCandidate->pt() << "\t"
                                         << newCandidate->eta() << "\t" << newCandidate->phi() << "\t"
                                         << newCandidate->pileup() << std::endl;
    }
#endif
  }
 
  // finally, sort the collection by pt
  std::sort(calibratedCollectionPtr->begin(),
            calibratedCollectionPtr->end(),
            [](const reco::CaloJet& jet1, const reco::CaloJet& jet2) { return jet1.pt() > jet2.pt(); });
 
  iEvent.put(std::move(calibratedCollectionPtr), outputCollectionName_);
}

References _jetCalibrationFactorsPtBins, absEtaBinning_, PVValHelper::eta, etaBin(), iEvent, inputCollectionTag_, jetCalibrationFactorsBinnedInEta_, Phase1L1TJetCalibrator_cfi::l1tCalibrationFactors, Phase1L1TJetCalibrator_cfi::l1tPtBins, LogDebug, eostools::move(), outputCollectionName_, DiDispStaMuonMonitor_cfi::pt, reco::LeafCandidate::pt(), muonRecoAnalyzer_cfi::ptBin, and pfDeepBoostedJetPreprocessParams_cfi::upper_bound.

Member Data Documentation

_jetCalibrationFactorsPtBins

std::vector<std::vector<double> > Phase1L1TJetCalibrator::_jetCalibrationFactorsPtBins

private

Definition at line 60 of file Phase1L1TJetCalibrator.cc.

Referenced by Phase1L1TJetCalibrator(), and produce().

absEtaBinning_

std::vector<double> Phase1L1TJetCalibrator::absEtaBinning_

private

Definition at line 54 of file Phase1L1TJetCalibrator.cc.

Referenced by produce().

calibration_

std::vector<edm::ParameterSet> Phase1L1TJetCalibrator::calibration_

private

Definition at line 56 of file Phase1L1TJetCalibrator.cc.

Referenced by Phase1L1TJetCalibrator().

inputCollectionTag_

edm::EDGetTokenT<std::vector<reco::CaloJet> > Phase1L1TJetCalibrator::inputCollectionTag_

private

Definition at line 53 of file Phase1L1TJetCalibrator.cc.

Referenced by produce().

jetCalibrationFactorsBinnedInEta_

std::vector<std::vector<double> > Phase1L1TJetCalibrator::jetCalibrationFactorsBinnedInEta_

private

Definition at line 59 of file Phase1L1TJetCalibrator.cc.

Referenced by Phase1L1TJetCalibrator(), and produce().

nBinsEta_

size_t Phase1L1TJetCalibrator::nBinsEta_

private

Definition at line 55 of file Phase1L1TJetCalibrator.cc.

outputCollectionName_

std::string Phase1L1TJetCalibrator::outputCollectionName_

private

Definition at line 57 of file Phase1L1TJetCalibrator.cc.

Referenced by Phase1L1TJetCalibrator(), and produce().