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//--------------------------------------------------------------------------------------------------
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// $Id: IsolationTools.h,v 1.1 2008/10/15 06:02:05 loizides Exp $
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//
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// MuonTools
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//
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// Isolation functions to compute various kinds of isolation.
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// http://cmslxr.fnal.gov/lxr/source/RecoMuon/MuonIdentification/
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// http://cmslxr.fnal.gov/lxr/source/DataFormats/MuonReco/
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// Authors: P.Harris, C.Loizides
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//--------------------------------------------------------------------------------------------------
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#ifndef MITPHYSICS_UTIL_MUONTOOLS_H
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#define MITPHYSICS_UTIL_MUONTOOLS_H
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#include "MitAna/DataTree/interface/Muon.h"
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#include "MitCommon/MathTools/interface/MathUtils.h"
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#include "TH2D.h"
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namespace mithep {
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class MuonTools {
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public:
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MuonTools(const char *mutemp="$CMSSW_BASE/src/MitPhysics/data/MuonCaloTemplate.root",
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const char *pitemp="$CMSSW_BASE/src/MitPhysics/data/PionCaloTemplate.root");
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~MuonTools();
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enum ESelType {
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kAllArbitrated,
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kPromptTight,
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kTMLastStationLoose,
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kTMLastStationTight,
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kTMOneStationLoose,
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kTMOneStationTight,
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kTM2DCompatibilityLoose,
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kTM2DCompatibilityTight
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};
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Bool_t Init(const char *mutemp, const char *pitemp);
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Bool_t IsGood(const mithep::Muon *iMuon, ESelType iSel) const;
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protected:
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void DeleteHistos();
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Double_t GetCaloCompatability(const mithep::Muon *iMuon,
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Bool_t iEMSpecial, Bool_t iCorrectedHCAL) const;
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Double_t GetSegmentCompatability(const mithep::Muon *iMuon) const;
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Bool_t Overflow(const TH2D *iHist, Double_t lVal0, Double_t lVal1) const;
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Double_t SigWeight(Double_t iVal0, Double_t iVal1) const;
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private:
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Bool_t fIsInit; //!
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TH2D *fmuon_em_etaEmi; //!
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TH2D *fmuon_had_etaEmi; //!
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TH2D *fmuon_had_etaTmi; //!
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TH2D *fmuon_em_etaB; //!
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TH2D *fmuon_had_etaB; //!
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TH2D *fmuon_ho_etaB; //!
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TH2D *fmuon_had_etaTpl; //!
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TH2D *fmuon_em_etaEpl; //!
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TH2D *fmuon_had_etaEpl; //!
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TH2D *fpion_em_etaEmi; //!
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TH2D *fpion_had_etaEmi; //!
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TH2D *fpion_had_etaTmi; //!
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TH2D *fpion_em_etaB; //!
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TH2D *fpion_had_etaB; //!
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TH2D *fpion_ho_etaB; //!
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TH2D *fpion_had_etaTpl; //!
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TH2D *fpion_em_etaEpl; //!
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TH2D *fpion_had_etaEpl; //!
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TH2D *LoadHisto(const char *fname, TFile *file) const;
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};
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}
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//--------------------------------------------------------------------------------------------------
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inline Double_t mithep::MuonTools::SigWeight(Double_t iVal0, Double_t iVal1) const
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{
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//
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if (iVal1 < 1.)
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return 1.;
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if (iVal0 < 3. && iVal1 > 3.) {
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Double_t lVal = TMath::Max(iVal0,1.);
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return 1./TMath::Power(lVal,0.25);
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}
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Double_t lVal = TMath::Max(iVal1,1.);
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return 1./TMath::Power(lVal,0.25);
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}
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//--------------------------------------------------------------------------------------------------
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inline Bool_t mithep::MuonTools::Overflow(const TH2D *iHist, Double_t lVal0, Double_t lVal1) const
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{
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// Check if values are in overflow bins of given histogram.
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if(iHist == 0)
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return kTRUE;
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if (iHist ->GetXaxis()->FindBin(lVal0) == 0 ||
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iHist ->GetXaxis()->FindBin(lVal0) > iHist->GetNbinsX() ||
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iHist ->GetYaxis()->FindBin(lVal0) == 0 ||
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iHist ->GetYaxis()->FindBin(lVal0) > iHist->GetNbinsY()) {
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return kTRUE;
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}
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return kFALSE;
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}
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#endif
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#if 0
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static inline MCParticle* etaPhiMatch(MCParticleCol* iMCParts,Muon *iMuon) {
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mithep::MCParticle *lMC = 0; Double_t lDR = 1.; Double_t lPt = -1.;
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for(unsigned Int_t i0 = 0; i0 < iMCParts->GetEntries(); i0++) {
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mithep::MCParticle* pMC = iMCParts->At(i0);
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if(pMC->Status() != 1) continue;
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Double_t pDR = mithep::MathUtils::DeltaR(pMC->Mom(),iMuon->Mom());
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if(pDR > lDR && pDR > 0.01) continue;
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if(fabs(pMC->Pt()) < lPt) continue;
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lDR = pDR;
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lMC = pMC;
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lPt = pMC->Pt();
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}
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return lMC;
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}
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static inline Muon* match(MuonCol* iMuons,Track *iTrack) {
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mithep::Muon *lMuon = 0; Double_t lDR = 1.; Double_t lPt = -1.;
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for(unsigned Int_t i0 = 0; i0 < iMuons->GetEntries(); i0++) {
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mithep::Muon* pMuon = iMuons->At(i0);
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Double_t pDR = mithep::MathUtils::DeltaR(pMuon->Mom(),iTrack->Mom4(0.109));
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if(pDR > lDR && pDR > 0.01) continue;
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if(fabs(pMuon->Pt()) < lPt) continue;
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lDR = pDR;
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lMuon = pMuon;
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lPt = pMuon->Pt();
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}
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return lMuon;
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}
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#endif
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