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kkotov |
1.1 |
#include <iostream>
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kkotov |
1.2 |
#include <set>
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#include "TChain.h"
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#include "TH1.h"
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#include "TH2.h"
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#include "TFile.h"
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kkotov |
1.1 |
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// muon info
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typedef struct {
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int charge;
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float pt;
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float eta;
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float phi;
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float normChiSquare;
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float d0;
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int numValidMuonHits;
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int numValidPixelHits;
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int numValidTrackerHits;
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int numValidStripHits;
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int numSegmentMatches;
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float trackIsoSumPt;
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int isHltMatched;
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char hltPath[128];
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} _MuonInfo;
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// true info
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typedef struct {
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int charge;
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float pt;
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float eta;
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float phi;
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} _TrueInfo;
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kkotov |
1.2 |
struct _EventInfo {
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Int_t run, lumi, event;
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} eventInfo;
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kkotov |
1.1 |
bool isLoose(_MuonInfo& muon) {
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bool isLoose=false;
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// kinematic cuts
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if (muon.pt < 20. ) return isLoose; // pt cut
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if (fabs(muon.eta) > 2.4) return isLoose; // eta cut
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if (muon.numValidTrackerHits < 10) return isLoose; // # hits in tracker
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// iso cut
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if (muon.trackIsoSumPt>10) return isLoose;
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// beam spot cut
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if (fabs(muon.d0) > 0.2) return isLoose;
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// if all the cuts are passed
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isLoose=true;
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return isLoose;
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}
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bool isKinTight(_MuonInfo& muon) {
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bool isKinTight=false;
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// minimum requirement to start investigating: to be loose
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if ( !isLoose(muon) ) return isKinTight;
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if ( muon.eta > 2.1 ) return isKinTight;
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if ( muon.numValidMuonHits < 1 ) return isKinTight;
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if ( muon.numValidPixelHits < 1 ) return isKinTight;
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if ( muon.numSegmentMatches < 2 ) return isKinTight;
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if ( muon.normChiSquare > 10) return isKinTight;
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isKinTight=true;
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return isKinTight;
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}
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kkotov |
1.2 |
double cuts_error = 0;
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double cuts(const char *file, double threshold=-1){
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kkotov |
1.1 |
TChain *tree = new TChain("tree");
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kkotov |
1.2 |
tree->AddFile(file);
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//tree->AddFile("../reweighting/tuples/dimuons_run132440to147195.root");
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//tree->AddFile("../reweighting/tuples/dimuons_run147196to148058.root");
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//tree->AddFile("../reweighting/tuples/dimuons_run148059to149442.root");
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tree->SetBranchAddress("eventInfo", &eventInfo);
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kkotov |
1.1 |
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_MuonInfo reco1, reco2;
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tree->SetBranchAddress("reco1", &reco1);
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tree->SetBranchAddress("reco2", &reco2);
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float recoMass, recoPt;
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kkotov |
1.2 |
tree->SetBranchAddress("recoCandMass", &recoMass);
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tree->SetBranchAddress("recoCandPt", &recoPt );
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kkotov |
1.1 |
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_TrueInfo true1, true2;
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tree->SetBranchAddress("true1", &true1);
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tree->SetBranchAddress("true2", &true2);
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float trueMass, truePt;
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tree->SetBranchAddress("trueMass", &trueMass);
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tree->SetBranchAddress("truePt", &truePt );
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kkotov |
1.2 |
TH1F *qT = new TH1F("qT", "", 20000,0,2000.);
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TH1F *qTtrue = new TH1F("qTtrue", "", 20000,0,2000.);
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kkotov |
1.1 |
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const double mLow = 60., mHigh = 120.;
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kkotov |
1.2 |
/*
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TFile f("boostedZ.root","RECREATE");
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TTree skim("skim","skim");
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skim.Branch("qT",&recoPt,"qT/F");
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tree->AddFile("../reweighting/tuples/dimuons_run132440to147195.root");
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tree->AddFile("../reweighting/tuples/dimuons_run147196to148058.root");
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tree->AddFile("../reweighting/tuples/dimuons_run148059to149442.root");
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tree->SetBranchAddress("recoCandMassCktl", &recoMass);
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tree->SetBranchAddress("recoCandPtCktl", &recoPt );
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*/
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// const int total=5000;
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int qT200=0, qT250=0, qT300=0, qT350=0, qT400=0, qT450=0, qT500=0, qT550=0, qT600=0, qT650=0, qTthreshold=0;
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int _qT200=0, _qT250=0, _qT300=0, _qT350=0, _qT400=0, _qT450=0, _qT500=0, _qT550=0, _qT600=0, _qT650=0, _qTthreshold=0;
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kkotov |
1.1 |
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kkotov |
1.2 |
set<int> uniqueEvents, uniqueSelectedEvents;
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int event=0, total=0, pass=0, nDuplicates=0;
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for(event=0; tree->GetEvent(event) /*&& event<230*/; event++){
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// if (true1.charge*true2.charge>0) continue;
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// Check combinatorics (different di-muon combinations within the same event; bad for efficiency calculation); pick the first one as truePt is the same for all
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if( !uniqueEvents.insert(eventInfo.event).second ){
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// cout<<"Duplicate: run="<<eventInfo.run<<" lumi="<<eventInfo.lumi<<" event="<<eventInfo.event<<" recoMass="<<recoMass<<" recoPt="<<recoPt<<" true1.eta="<<true1.eta<<" true2.eta="<<true2.eta<<endl;
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nDuplicates++;
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} else {
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if( truePt>200 ) _qT200++;
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if( truePt>250 ) _qT250++;
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if( truePt>300 ) _qT300++;
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if( truePt>350 ) _qT350++;
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if( truePt>400 ) _qT400++;
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if( truePt>450 ) _qT450++;
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if( truePt>500 ) _qT500++;
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if( truePt>550 ) _qT550++;
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if( truePt>600 ) _qT600++;
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if( truePt>650 ) _qT650++;
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if( truePt>threshold ) _qTthreshold++;
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total++;
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qTtrue->Fill(truePt);
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}
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// After the following 3 lines of selection we still have ~10% of events with more that 2 muons
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kkotov |
1.1 |
if (reco1.charge*reco2.charge>0) continue;
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if (recoMass < mLow) continue;
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if (recoMass > mHigh) continue;
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kkotov |
1.2 |
// kinematical selection efficiency (no trigger)
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kkotov |
1.1 |
if( !isLoose(reco1) || !isLoose(reco2) ) continue; // both loose
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if( !isKinTight(reco1) && !isKinTight(reco2) ) continue; // at least one tight
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kkotov |
1.2 |
// Below we calculate numbers for the cumulative acc x eff x T:
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// (if we have duplicates we take all, what are we to do anyway?)
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if( !uniqueSelectedEvents.insert(eventInfo.event).second ){
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cout<<"Duplicate selected: run="<<eventInfo.run<<" lumi="<<eventInfo.lumi<<" event="<<eventInfo.event<<" recoMass="<<recoMass<<" recoPt="<<recoPt<<endl;
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}
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if( recoPt>200 ) qT200++;
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if( recoPt>250 ) qT250++;
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if( recoPt>300 ) qT300++;
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if( recoPt>350 ) qT350++;
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if( recoPt>400 ) qT400++;
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if( recoPt>450 ) qT450++;
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if( recoPt>500 ) qT500++;
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if( recoPt>550 ) qT550++;
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if( recoPt>600 ) qT600++;
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if( recoPt>650 ) qT650++;
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if( recoPt>threshold ) qTthreshold++;
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pass++;
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kkotov |
1.1 |
qT->Fill(recoPt);
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kkotov |
1.2 |
}
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cout<<"Total # of events="<<total<<" pass="<<pass<<" duplicates="<<nDuplicates<<endl;
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kkotov |
1.1 |
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kkotov |
1.2 |
double eff, uncert;
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eff = qT200/double(total); uncert = sqrt(eff*(1-eff)/total);
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cout<<"200: eff="<<eff<<" uncert="<<uncert<<" (events="<<qT200<<"/"<<_qT200<<", gpEff="<<qT200/float(_qT200)<<")"<<endl;
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eff = qT250/double(total); uncert = sqrt(eff*(1-eff)/total);
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cout<<"250: eff="<<eff<<" uncert="<<uncert<<" (events="<<qT250<<"/"<<_qT250<<", gpEff="<<qT250/float(_qT250)<<")"<<endl;
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eff = qT300/double(total); uncert = sqrt(eff*(1-eff)/total);
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cout<<"300: eff="<<eff<<" uncert="<<uncert<<" (events="<<qT300<<"/"<<_qT300<<", gpEff="<<qT300/float(_qT300)<<")"<<endl;
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eff = qT350/double(total); uncert = sqrt(eff*(1-eff)/total);
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cout<<"350: eff="<<eff<<" uncert="<<uncert<<" (events="<<qT350<<"/"<<_qT350<<", gpEff="<<qT350/float(_qT350)<<")"<<endl;
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eff = qT400/double(total); uncert = sqrt(eff*(1-eff)/total);
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cout<<"400: eff="<<eff<<" uncert="<<uncert<<" (events="<<qT400<<"/"<<_qT400<<", gpEff="<<qT400/float(_qT400)<<")"<<endl;
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eff = qT450/double(total); uncert = sqrt(eff*(1-eff)/total);
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cout<<"450: eff="<<eff<<" uncert="<<uncert<<" (events="<<qT450<<"/"<<_qT450<<", gpEff="<<qT450/float(_qT450)<<")"<<endl;
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eff = qT500/double(total); uncert = sqrt(eff*(1-eff)/total);
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cout<<"500: eff="<<eff<<" uncert="<<uncert<<" (events="<<qT500<<"/"<<_qT500<<", gpEff="<<qT500/float(_qT500)<<")"<<endl;
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eff = qT550/double(total); uncert = sqrt(eff*(1-eff)/total);
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cout<<"550: eff="<<eff<<" uncert="<<uncert<<" (events="<<qT550<<"/"<<_qT550<<", gpEff="<<qT550/float(_qT550)<<")"<<endl;
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eff = qT600/double(total); uncert = sqrt(eff*(1-eff)/total);
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cout<<"600: eff="<<eff<<" uncert="<<uncert<<" (events="<<qT600<<"/"<<_qT600<<", gpEff="<<qT600/float(_qT600)<<")"<<endl;
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eff = qT650/double(total); uncert = sqrt(eff*(1-eff)/total);
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cout<<"650: eff="<<eff<<" uncert="<<uncert<<" (events="<<qT650<<"/"<<_qT650<<", gpEff="<<qT650/float(_qT650)<<")"<<endl;
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kkotov |
1.1 |
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kkotov |
1.2 |
eff=qTthreshold/double(total); uncert = sqrt(eff*(1-eff)/total);
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cout<<threshold<<": eff="<<eff<<" uncert="<<uncert<<" (events="<<qTthreshold<<")"<<endl;
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kkotov |
1.1 |
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kkotov |
1.2 |
cuts_error = uncert;
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return eff;
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kkotov |
1.1 |
}
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