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#ifndef RecoJets_JetProducers_plugins_JetAlgorithmAnalyzer_h
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#define RecoJets_JetProducers_plugins_JetAlgorithmAnalyzer_h
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#include "RecoJets/JetProducers/plugins/VirtualJetProducer.h"
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#include "FWCore/ServiceRegistry/interface/Service.h"
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#include "CommonTools/UtilAlgos/interface/TFileService.h"
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#include "TNtuple.h"
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class JetAlgorithmAnalyzer : public VirtualJetProducer
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{
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public:
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//
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// construction/destruction
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//
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explicit JetAlgorithmAnalyzer(const edm::ParameterSet& iConfig);
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virtual ~JetAlgorithmAnalyzer();
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protected:
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//
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// member functions
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//
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virtual void produce( edm::Event& iEvent, const edm::EventSetup& iSetup );
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virtual void runAlgorithm( edm::Event& iEvent, const edm::EventSetup& iSetup );
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virtual void output( edm::Event & iEvent, edm::EventSetup const& iSetup );
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template< typename T >
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void writeBkgJets( edm::Event & iEvent, edm::EventSetup const& iSetup );
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void fillNtuple(bool output, const std::vector<fastjet::PseudoJet>& jets, int step);
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void fillTowerNtuple(const std::vector<fastjet::PseudoJet>& jets, int step);
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void fillJetNtuple(const std::vector<fastjet::PseudoJet>& jets, int step);
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void fillBkgNtuple(const PileUpSubtractor* subtractor, int step);
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private:
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// trackjet clustering parameters
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bool useOnlyVertexTracks_;
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bool useOnlyOnePV_;
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float dzTrVtxMax_;
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int nFill_;
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float etaMax_;
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int iev_;
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bool avoidNegative_;
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bool doAnalysis_;
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TNtuple* ntTowers;
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TNtuple* ntJets;
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TNtuple* ntPU;
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TNtuple* ntRandom;
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const CaloGeometry *geo;
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edm::Service<TFileService> f;
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};
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#endif
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////////////////////////////////////////////////////////////////////////////////
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//
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// JetAlgorithmAnalyzer
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// ------------------
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//
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// 04/21/2009 Philipp Schieferdecker <philipp.schieferdecker@cern.ch>
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////////////////////////////////////////////////////////////////////////////////
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//#include "RecoJets/JetProducers/plugins/JetAlgorithmAnalyzer.h"
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//#include "JetAlgorithmAnalyzer.h"
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#include "RecoJets/JetProducers/interface/JetSpecific.h"
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#include "FWCore/Framework/interface/Event.h"
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#include "FWCore/Framework/interface/EventSetup.h"
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#include "FWCore/Framework/interface/ESHandle.h"
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#include "FWCore/Utilities/interface/CodedException.h"
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#include "FWCore/MessageLogger/interface/MessageLogger.h"
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#include "FWCore/Framework/interface/MakerMacros.h"
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#include "FWCore/Utilities/interface/RandomNumberGenerator.h"
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#include "FWCore/ServiceRegistry/interface/Service.h"
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#include "DataFormats/Common/interface/Handle.h"
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#include "DataFormats/VertexReco/interface/Vertex.h"
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#include "DataFormats/VertexReco/interface/VertexFwd.h"
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#include "DataFormats/JetReco/interface/CaloJetCollection.h"
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#include "DataFormats/JetReco/interface/GenJetCollection.h"
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#include "DataFormats/JetReco/interface/PFJetCollection.h"
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#include "DataFormats/JetReco/interface/BasicJetCollection.h"
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#include "DataFormats/Candidate/interface/CandidateFwd.h"
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#include "DataFormats/RecoCandidate/interface/RecoChargedCandidate.h"
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#include "DataFormats/Candidate/interface/LeafCandidate.h"
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#include "DataFormats/Math/interface/deltaR.h"
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#include "DataFormats/CaloTowers/interface/CaloTower.h"
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#include "Geometry/CaloGeometry/interface/CaloGeometry.h"
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#include "Geometry/Records/interface/CaloGeometryRecord.h"
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#include "fastjet/SISConePlugin.hh"
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#include "fastjet/CMSIterativeConePlugin.hh"
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#include "fastjet/ATLASConePlugin.hh"
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#include "fastjet/CDFMidPointPlugin.hh"
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#include "CLHEP/Random/RandomEngine.h"
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#include <iostream>
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#include <memory>
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#include <algorithm>
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#include <limits>
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#include <cmath>
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using namespace std;
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using namespace edm;
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static const double pi = 3.14159265358979;
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CLHEP::HepRandomEngine* randomEngine;
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////////////////////////////////////////////////////////////////////////////////
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// construction / destruction
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////////////////////////////////////////////////////////////////////////////////
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//______________________________________________________________________________
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JetAlgorithmAnalyzer::JetAlgorithmAnalyzer(const edm::ParameterSet& iConfig)
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: VirtualJetProducer( iConfig ),
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nFill_(5),
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etaMax_(3),
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iev_(0),
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geo(0)
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{
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edm::Service<RandomNumberGenerator> rng;
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randomEngine = &(rng->getEngine());
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doAnalysis_ = iConfig.getUntrackedParameter<bool>("doAnalysis",true);
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avoidNegative_ = iConfig.getParameter<bool>("avoidNegative");
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if ( iConfig.exists("UseOnlyVertexTracks") )
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useOnlyVertexTracks_ = iConfig.getParameter<bool>("UseOnlyVertexTracks");
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else
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useOnlyVertexTracks_ = false;
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if ( iConfig.exists("UseOnlyOnePV") )
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useOnlyOnePV_ = iConfig.getParameter<bool>("UseOnlyOnePV");
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else
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useOnlyOnePV_ = false;
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if ( iConfig.exists("DrTrVtxMax") )
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dzTrVtxMax_ = iConfig.getParameter<double>("DzTrVtxMax");
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else
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dzTrVtxMax_ = false;
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produces<std::vector<bool> >("directions");
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if(doAnalysis_){
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ntTowers = f->make<TNtuple>("ntTowers","Algorithm Analysis Towers","eta:phi:et:step:event");
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ntJets = f->make<TNtuple>("ntJets","Algorithm Analysis Jets","eta:phi:et:step:event");
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ntPU = f->make<TNtuple>("ntPU","Algorithm Analysis Background","eta:mean:sigma:step:event");
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ntRandom = f->make<TNtuple>("ntRandom","Algorithm Analysis Background","eta:phi:et:pu:event");
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}
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}
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//______________________________________________________________________________
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JetAlgorithmAnalyzer::~JetAlgorithmAnalyzer()
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{
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}
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void JetAlgorithmAnalyzer::fillNtuple(bool output, const std::vector<fastjet::PseudoJet>& jets, int step){
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if(!doAnalysis_) return;
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TNtuple* nt;
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if(output) nt = ntJets;
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else nt = ntTowers;
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for(unsigned int i = 0; i < jets.size(); ++i){
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const fastjet::PseudoJet& jet = jets[i];
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nt->Fill(jet.eta(),jet.phi(),jet.perp(),step,iev_);
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}
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}
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void JetAlgorithmAnalyzer::fillTowerNtuple(const std::vector<fastjet::PseudoJet>& jets, int step){
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fillNtuple(0,jets,step);
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}
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void JetAlgorithmAnalyzer::fillJetNtuple(const std::vector<fastjet::PseudoJet>& jets, int step){
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fillNtuple(1,jets,step);
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}
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void JetAlgorithmAnalyzer::fillBkgNtuple(const PileUpSubtractor* subtractor, int step){
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if(!doAnalysis_) return;
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CaloTowerCollection col;
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for(int ieta = 1; ieta < 29; ++ieta){
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CaloTowerDetId id(ieta,0);
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const GlobalPoint& hitpoint = geo->getPosition(id);
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double eta = hitpoint.eta();
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// CaloTowerDetId id(int ieta = 0, int iphi = 0);
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math::PtEtaPhiMLorentzVector p4(1,eta,0,0);
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GlobalPoint pos(1,1,1);
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CaloTower c(id,1.,1.,1.,1,1, p4, pos,pos);
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col.push_back(c);
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reco::CandidatePtr ptr(&col,col.size() - 1);
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double mean = subtractor->getMeanAtTower(ptr);
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double sigma = subtractor->getMeanAtTower(ptr);
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ntPU->Fill(eta,mean,sigma,step,iev_);
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}
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}
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void JetAlgorithmAnalyzer::produce(edm::Event& iEvent,const edm::EventSetup& iSetup)
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{
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if(!geo){
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edm::ESHandle<CaloGeometry> pGeo;
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iSetup.get<CaloGeometryRecord>().get(pGeo);
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geo = pGeo.product();
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}
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LogDebug("VirtualJetProducer") << "Entered produce\n";
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//determine signal vertex
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vertex_=reco::Jet::Point(0,0,0);
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if (makeCaloJet(jetTypeE)&&doPVCorrection_) {
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LogDebug("VirtualJetProducer") << "Adding PV info\n";
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edm::Handle<reco::VertexCollection> pvCollection;
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iEvent.getByLabel(srcPVs_,pvCollection);
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if (pvCollection->size()>0) vertex_=pvCollection->begin()->position();
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}
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// For Pileup subtraction using offset correction:
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// set up geometry map
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if ( doPUOffsetCorr_ ) {
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subtractor_->setupGeometryMap(iEvent, iSetup);
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}
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// clear data
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LogDebug("VirtualJetProducer") << "Clear data\n";
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fjInputs_.clear();
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fjJets_.clear();
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inputs_.clear();
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// get inputs and convert them to the fastjet format (fastjet::PeudoJet)
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edm::Handle<reco::CandidateView> inputsHandle;
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iEvent.getByLabel(src_,inputsHandle);
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for (size_t i = 0; i < inputsHandle->size(); ++i) {
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inputs_.push_back(inputsHandle->ptrAt(i));
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}
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LogDebug("VirtualJetProducer") << "Got inputs\n";
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// Convert candidates to fastjet::PseudoJets.
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// Also correct to Primary Vertex. Will modify fjInputs_
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// and use inputs_
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fjInputs_.reserve(inputs_.size());
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inputTowers();
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LogDebug("VirtualJetProducer") << "Inputted towers\n";
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fillTowerNtuple(fjInputs_,0);
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fillBkgNtuple(subtractor_.get(),0);
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// For Pileup subtraction using offset correction:
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// Subtract pedestal.
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if ( doPUOffsetCorr_ ) {
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subtractor_->calculatePedestal(fjInputs_);
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fillTowerNtuple(fjInputs_,1);
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fillBkgNtuple(subtractor_.get(),1);
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subtractor_->subtractPedestal(fjInputs_);
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fillTowerNtuple(fjInputs_,2);
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fillBkgNtuple(subtractor_.get(),2);
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LogDebug("VirtualJetProducer") << "Subtracted pedestal\n";
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}
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// Run algorithm. Will modify fjJets_ and allocate fjClusterSeq_.
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// This will use fjInputs_
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runAlgorithm( iEvent, iSetup );
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fillTowerNtuple(fjInputs_,3);
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fillBkgNtuple(subtractor_.get(),3);
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fillJetNtuple(fjJets_,3);
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| 291 |
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if ( doPUOffsetCorr_ ) {
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subtractor_->setAlgorithm(fjClusterSeq_);
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}
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| 295 |
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LogDebug("VirtualJetProducer") << "Ran algorithm\n";
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| 297 |
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// For Pileup subtraction using offset correction:
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// Now we find jets and need to recalculate their energy,
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// mark towers participated in jet,
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// remove occupied towers from the list and recalculate mean and sigma
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// put the initial towers collection to the jet,
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// and subtract from initial towers in jet recalculated mean and sigma of towers
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if ( doPUOffsetCorr_ ) {
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vector<fastjet::PseudoJet> orphanInput;
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subtractor_->calculateOrphanInput(orphanInput);
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fillTowerNtuple(orphanInput,4);
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fillBkgNtuple(subtractor_.get(),4);
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fillJetNtuple(fjJets_,4);
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subtractor_->calculatePedestal(orphanInput);
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fillTowerNtuple(orphanInput,5);
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fillBkgNtuple(subtractor_.get(),5);
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fillJetNtuple(fjJets_,5);
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subtractor_->offsetCorrectJets();
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fillTowerNtuple(orphanInput,6);
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fillBkgNtuple(subtractor_.get(),6);
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fillJetNtuple(fjJets_,6);
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}
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// Write the output jets.
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// This will (by default) call the member function template
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// "writeJets", but can be overridden.
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// this will use inputs_
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output( iEvent, iSetup );
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fillBkgNtuple(subtractor_.get(),7);
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fillJetNtuple(fjJets_,7);
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LogDebug("VirtualJetProducer") << "Wrote jets\n";
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++iev_;
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return;
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| 335 |
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}
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void JetAlgorithmAnalyzer::output(edm::Event & iEvent, edm::EventSetup const& iSetup)
|
| 338 |
|
|
{
|
| 339 |
|
|
// Write jets and constitutents. Will use fjJets_, inputs_
|
| 340 |
|
|
// and fjClusterSeq_
|
| 341 |
|
|
switch( jetTypeE ) {
|
| 342 |
|
|
case JetType::CaloJet :
|
| 343 |
|
|
writeBkgJets<reco::CaloJet>( iEvent, iSetup);
|
| 344 |
|
|
break;
|
| 345 |
|
|
case JetType::PFJet :
|
| 346 |
|
|
writeBkgJets<reco::PFJet>( iEvent, iSetup);
|
| 347 |
|
|
break;
|
| 348 |
|
|
case JetType::GenJet :
|
| 349 |
|
|
writeBkgJets<reco::GenJet>( iEvent, iSetup);
|
| 350 |
|
|
break;
|
| 351 |
|
|
case JetType::TrackJet :
|
| 352 |
|
|
writeBkgJets<reco::TrackJet>( iEvent, iSetup);
|
| 353 |
|
|
break;
|
| 354 |
|
|
case JetType::BasicJet :
|
| 355 |
|
|
writeBkgJets<reco::BasicJet>( iEvent, iSetup);
|
| 356 |
|
|
break;
|
| 357 |
|
|
default:
|
| 358 |
|
|
edm::LogError("InvalidInput") << " invalid jet type in VirtualJetProducer\n";
|
| 359 |
|
|
break;
|
| 360 |
|
|
};
|
| 361 |
|
|
|
| 362 |
|
|
}
|
| 363 |
|
|
|
| 364 |
|
|
template< typename T >
|
| 365 |
|
|
void JetAlgorithmAnalyzer::writeBkgJets( edm::Event & iEvent, edm::EventSetup const& iSetup )
|
| 366 |
|
|
{
|
| 367 |
|
|
// produce output jet collection
|
| 368 |
|
|
|
| 369 |
|
|
using namespace reco;
|
| 370 |
|
|
|
| 371 |
|
|
std::vector<fastjet::PseudoJet> fjFakeJets_;
|
| 372 |
|
|
std::vector<std::vector<reco::CandidatePtr> > constituents_;
|
| 373 |
|
|
vector<double> phiRandom;
|
| 374 |
|
|
vector<double> etaRandom;
|
| 375 |
|
|
vector<double> et;
|
| 376 |
|
|
vector<double> pileUp;
|
| 377 |
|
|
std::auto_ptr<std::vector<bool> > directions(new std::vector<bool>());
|
| 378 |
|
|
directions->reserve(nFill_);
|
| 379 |
|
|
|
| 380 |
|
|
phiRandom.reserve(nFill_);
|
| 381 |
|
|
etaRandom.reserve(nFill_);
|
| 382 |
|
|
et.reserve(nFill_);
|
| 383 |
|
|
pileUp.reserve(nFill_);
|
| 384 |
|
|
|
| 385 |
|
|
fjFakeJets_.reserve(nFill_);
|
| 386 |
|
|
constituents_.reserve(nFill_);
|
| 387 |
|
|
|
| 388 |
|
|
constituents_.reserve(nFill_);
|
| 389 |
|
|
for(int ijet = 0; ijet < nFill_; ++ijet){
|
| 390 |
|
|
vector<reco::CandidatePtr> vec;
|
| 391 |
|
|
constituents_.push_back(vec);
|
| 392 |
|
|
directions->push_back(true);
|
| 393 |
|
|
}
|
| 394 |
|
|
|
| 395 |
|
|
for(int ijet = 0; ijet < nFill_; ++ijet){
|
| 396 |
|
|
phiRandom[ijet] = 2*pi*randomEngine->flat() - pi;
|
| 397 |
|
|
etaRandom[ijet] = 2*etaMax_*randomEngine->flat() - etaMax_;
|
| 398 |
|
|
et[ijet] = 0;
|
| 399 |
|
|
pileUp[ijet] = 0;
|
| 400 |
|
|
}
|
| 401 |
|
|
|
| 402 |
|
|
for (vector<fastjet::PseudoJet>::const_iterator input_object = fjInputs_.begin (),
|
| 403 |
|
|
fjInputsEnd = fjInputs_.end();
|
| 404 |
|
|
input_object != fjInputsEnd; ++input_object) {
|
| 405 |
|
|
|
| 406 |
|
|
const reco::CandidatePtr & tower=inputs_[input_object->user_index()];
|
| 407 |
|
|
for(int ir = 0; ir < nFill_; ++ir){
|
| 408 |
|
|
if(reco::deltaR(tower->eta(),tower->phi(),etaRandom[ir],phiRandom[ir]) > rParam_) continue;
|
| 409 |
|
|
|
| 410 |
|
|
constituents_[ir].push_back(tower);
|
| 411 |
|
|
|
| 412 |
|
|
double towet = tower->et();
|
| 413 |
|
|
double putow = subtractor_->getPileUpAtTower(tower);
|
| 414 |
|
|
double etadd = towet - putow;
|
| 415 |
|
|
if(avoidNegative_ && etadd < 0.) etadd = 0;
|
| 416 |
|
|
et[ir] += etadd;
|
| 417 |
|
|
pileUp[ir] += towet - etadd;
|
| 418 |
|
|
}
|
| 419 |
|
|
}
|
| 420 |
|
|
cout<<"Start filling jets"<<endl;
|
| 421 |
|
|
|
| 422 |
|
|
for(int ir = 0; ir < nFill_; ++ir){
|
| 423 |
|
|
|
| 424 |
|
|
if(doAnalysis_) ntRandom->Fill(etaRandom[ir],phiRandom[ir],et[ir],pileUp[ir],iev_);
|
| 425 |
|
|
|
| 426 |
|
|
if(et[ir] < 0){
|
| 427 |
|
|
cout<<"Flipping vector"<<endl;
|
| 428 |
|
|
(*directions)[ir] = false;
|
| 429 |
|
|
et[ir] = -et[ir];
|
| 430 |
|
|
}else{
|
| 431 |
|
|
cout<<"Keep vector same"<<endl;
|
| 432 |
|
|
(*directions)[ir] = true;
|
| 433 |
|
|
}
|
| 434 |
|
|
cout<<"Lorentz"<<endl;
|
| 435 |
|
|
|
| 436 |
|
|
math::PtEtaPhiMLorentzVector p(et[ir],etaRandom[ir],phiRandom[ir],0);
|
| 437 |
|
|
fastjet::PseudoJet jet(p.px(),p.py(),p.pz(),p.energy());
|
| 438 |
|
|
fjFakeJets_.push_back(jet);
|
| 439 |
|
|
}
|
| 440 |
|
|
|
| 441 |
|
|
std::auto_ptr<std::vector<T> > jets(new std::vector<T>() );
|
| 442 |
|
|
jets->reserve(fjFakeJets_.size());
|
| 443 |
|
|
|
| 444 |
|
|
for (unsigned int ijet=0;ijet<fjFakeJets_.size();++ijet) {
|
| 445 |
|
|
// allocate this jet
|
| 446 |
|
|
T jet;
|
| 447 |
|
|
// get the fastjet jet
|
| 448 |
|
|
const fastjet::PseudoJet& fjJet = fjFakeJets_[ijet];
|
| 449 |
|
|
|
| 450 |
|
|
// convert them to CandidatePtr vector
|
| 451 |
|
|
std::vector<CandidatePtr> constituents =
|
| 452 |
|
|
constituents_[ijet];
|
| 453 |
|
|
|
| 454 |
|
|
writeSpecific(jet,
|
| 455 |
|
|
Particle::LorentzVector(fjJet.px(),
|
| 456 |
|
|
fjJet.py(),
|
| 457 |
|
|
fjJet.pz(),
|
| 458 |
|
|
fjJet.E()),
|
| 459 |
|
|
vertex_,
|
| 460 |
|
|
constituents, iSetup);
|
| 461 |
|
|
|
| 462 |
|
|
// calcuate the jet area
|
| 463 |
|
|
double jetArea=0.0;
|
| 464 |
|
|
jet.setJetArea (jetArea);
|
| 465 |
|
|
if(doPUOffsetCorr_){
|
| 466 |
|
|
jet.setPileup(pileUp[ijet]);
|
| 467 |
|
|
}else{
|
| 468 |
|
|
jet.setPileup (0.0);
|
| 469 |
|
|
}
|
| 470 |
|
|
|
| 471 |
|
|
// add to the list
|
| 472 |
|
|
jets->push_back(jet);
|
| 473 |
|
|
}
|
| 474 |
|
|
|
| 475 |
|
|
// put the jets in the collection
|
| 476 |
|
|
iEvent.put(jets);
|
| 477 |
|
|
iEvent.put(directions,"directions");
|
| 478 |
|
|
// calculate rho (median pT per unit area, for PU&UE subtraction down the line
|
| 479 |
|
|
std::auto_ptr<double> rho(new double(0.0));
|
| 480 |
|
|
std::auto_ptr<double> sigma(new double(0.0));
|
| 481 |
|
|
|
| 482 |
|
|
if (doRhoFastjet_) {
|
| 483 |
|
|
fastjet::ClusterSequenceArea const * clusterSequenceWithArea =
|
| 484 |
|
|
dynamic_cast<fastjet::ClusterSequenceArea const *> ( &*fjClusterSeq_ );
|
| 485 |
|
|
double mean_area = 0;
|
| 486 |
|
|
clusterSequenceWithArea->get_median_rho_and_sigma(*fjRangeDef_,false,*rho,*sigma,mean_area);
|
| 487 |
|
|
iEvent.put(rho,"rho");
|
| 488 |
|
|
iEvent.put(sigma,"sigma");
|
| 489 |
|
|
}
|
| 490 |
|
|
}
|
| 491 |
|
|
|
| 492 |
|
|
void JetAlgorithmAnalyzer::runAlgorithm( edm::Event & iEvent, edm::EventSetup const& iSetup)
|
| 493 |
|
|
{
|
| 494 |
|
|
if ( !doAreaFastjet_ && !doRhoFastjet_) {
|
| 495 |
|
|
fjClusterSeq_ = ClusterSequencePtr( new fastjet::ClusterSequence( fjInputs_, *fjJetDefinition_ ) );
|
| 496 |
|
|
} else {
|
| 497 |
|
|
fjClusterSeq_ = ClusterSequencePtr( new fastjet::ClusterSequenceArea( fjInputs_, *fjJetDefinition_ , *fjActiveArea_ ) );
|
| 498 |
|
|
}
|
| 499 |
|
|
fjJets_ = fastjet::sorted_by_pt(fjClusterSeq_->inclusive_jets(jetPtMin_));
|
| 500 |
|
|
|
| 501 |
|
|
}
|
| 502 |
|
|
|
| 503 |
|
|
|
| 504 |
|
|
|
| 505 |
|
|
|
| 506 |
|
|
|
| 507 |
|
|
////////////////////////////////////////////////////////////////////////////////
|
| 508 |
|
|
// define as cmssw plugin
|
| 509 |
|
|
////////////////////////////////////////////////////////////////////////////////
|
| 510 |
|
|
|
| 511 |
|
|
DEFINE_FWK_MODULE(JetAlgorithmAnalyzer);
|
| 512 |
|
|
|
