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LxyTreeAnalysis.cc
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LxyTreeAnalysis.cc
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#ifndef LxyTreeAnalysis_cxx
#define LxyTreeAnalysis_cxx
#include "UserCode/TopMassSecVtx/interface/LxyTreeAnalysis.h"
#include "UserCode/TopMassSecVtx/interface/MacroUtils.h"
#include "Math/VectorUtil.h"
#include <TLorentzVector.h>
#include <iostream>
const float gMassK = 0.4937;
const float gMassPi = 0.1396;
const float gMassMu = 0.1057;
const float gCSVWPMedium = 0.783;
const float gCSVWPLoose = 0.405;
const int njetbins = 6;
const int nsvbins = 4;
struct SVLInfo { // needed for sorting...
unsigned counter;
int lepindex;
int svindex;
int combcat;
float svlmass, svlmass_rot;
float svldeltar, svldeltar_rot;
float svlmass_sf[2];
float umetweights[3];
float btagweights[3];
int jesweights[5];
float bfragweights[6];
float svmassweight;
float dRlj,jlmass;
};
bool compare_mass (SVLInfo svl1, SVLInfo svl2) {
return (svl1.svlmass < svl2.svlmass);
}
bool compare_deltar (SVLInfo svl1, SVLInfo svl2) {
return (svl1.svldeltar < svl2.svldeltar);
}
bool compare_mass_rot (SVLInfo svl1, SVLInfo svl2) {
return (svl1.svlmass_rot < svl2.svlmass_rot);
}
bool compare_deltar_rot (SVLInfo svl1, SVLInfo svl2) {
return (svl1.svldeltar_rot < svl2.svldeltar_rot);
}
bool isOppositeSign(int id1, int id2) {
if(id1*id2 == -211*211) return true;
if(id1*id2 == 11*211) return true;
if(id1*id2 == 13*211) return true;
if(id1*id2 == -13*13) return true;
if(id1*id2 == -11*13) return true;
if(id1*id2 == -11*11) return true;
return false;
}
//
TLorentzVector LxyTreeAnalysis::RotateLepton(TLorentzVector &origLep,
std::vector<TLorentzVector> &isoObjects)
{
//rotate lepton
int ntries(0);
while(ntries<100)
{
ntries++;
TLorentzVector rotLepton(origLep);
double en = rotLepton.E();
double pabs = rotLepton.P();
double phi = rndGen_.Uniform(0,2*TMath::Pi());
double theta = TMath::ACos( rndGen_.Uniform(-1,1) );
rotLepton.SetPxPyPzE(pabs*TMath::Cos(phi)*TMath::Sin(theta),
pabs*TMath::Sin(phi)*TMath::Sin(theta),
pabs*TMath::Cos(theta),en);
//require selectable kinematics
if( TMath::Abs(rotLepton.Eta())>2.4 || rotLepton.Pt()<20 ) continue;
//require object separation wrt to jets
double minDR(1000);
for(std::vector<TLorentzVector>::iterator it = isoObjects.begin();
it!=isoObjects.end();
it++)
{
double dR = it->DeltaR(rotLepton);
if(dR>minDR) continue;
minDR=dR;
}
if(minDR<0.4) continue;
return rotLepton;
}
return TLorentzVector(0,0,0,0);
}
void LxyTreeAnalysis::RunJob(TString filename) {
//open MCFM weights file
TString comb[]={"correct","wrong"};
for(size_t i=0; i<2; i++)
{
TString url("${CMSSW_BASE}/src/UserCode/TopMassSecVtx/data/weights/"+comb[i]+"_combinations_norm.root");
gSystem->ExpandPathName(url);
TFile *fIn=TFile::Open(url);
TString refDen("dist_MCFM NLO (prod)_MadGraph+Pythia6_norm_ratio");
if(filename.Contains("powheg")) refDen="dist_MCFM NLO (prod)_Powheg+Pythia6_norm_ratio";
TH1 *hDen=(TH1 *)fIn->Get(refDen);
if(hDen==0) continue;
TH1 *hNum=(TH1 *)fIn->Get("dist_MCFM NLO (prod+decay)_norm_ratio");
if(hNum==0) continue;
hNum->Divide(hDen);
for(Int_t xbin=1; xbin<=hNum->GetNbinsX(); xbin++)
{
Float_t wgt=hNum->GetBinContent(xbin);
Float_t xlo=hNum->GetXaxis()->GetBinLowEdge(xbin);
if(xlo<20) wgt=hNum->GetBinContent( hNum->GetXaxis()->FindBin(20.) );
if(xlo>190) wgt=hNum->GetBinContent( hNum->GetXaxis()->FindBin(190.) );
hNum->SetBinContent(xbin,wgt);
hNum->SetBinError(xbin,0);
wgt=hDen->GetBinContent(xbin);
xlo=hDen->GetXaxis()->GetBinLowEdge(xbin);
if(xlo<20) wgt=hDen->GetBinContent( hDen->GetXaxis()->FindBin(20.) );
if(xlo>190) wgt=hDen->GetBinContent( hDen->GetXaxis()->FindBin(190.) );
hDen->SetBinContent(xbin,wgt);
hDen->SetBinError(xbin,0);
}
mcfmWeights_[comb[i]+"_nloproddec"]=new TGraphErrors(hNum);
mcfmWeights_[comb[i]+"_nloprod"]=new TGraphErrors(hDen);
fIn->Close();
}
TFile *file = TFile::Open(filename, "recreate");
//add PDF information, if relevant
fPDFInfo=0;
TString curFile=fChain->GetCurrentFile()->GetName();
if(curFile.Contains("/MC") && !curFile.Contains("syst/") && !curFile.Contains("mass_scan/")) {
// FIXME: this is a potential bug. If the path contains "syst" or "mass_scan" for some reason
// no pdf weights will be produced.
TString pdfFileName=curFile;
pdfFileName=pdfFileName.ReplaceAll("/MC","/pdf/MC");
pdfFileName=pdfFileName.ReplaceAll(".root","_pdf.root");
fPDFInfo=new PDFInfo(pdfFileName,"CT10");
if(fPDFInfo->numberPDFs()) {
std::cout << "Read "
<< fPDFInfo->numberPDFs()
<< " PDF variations from "
<< pdfFileName
<< " (have fun with those)"
<< std::endl;
}
else {
delete fPDFInfo;
fPDFInfo=0;
}
}
//do the analysis
Begin(file);
Loop();
End(file);
}
//
void LxyTreeAnalysis::Begin(TFile *file)
{
// Anything that has to be done once at the beginning
file->cd();
BookHistos();
BookCharmTree();
BookSVLTree();
fTXSWeight = fProcessNorm;
}
void LxyTreeAnalysis::End(TFile *file)
{
// Anything that has to be done once at the end
file->cd();
WritePlots();
WriteHistos();
fCharmInfoTree->Write(fCharmInfoTree->GetName());
fSVLInfoTree->Write(fSVLInfoTree->GetName());
file->Write();
file->Close();
}
void LxyTreeAnalysis::BookCharmHistos() {
fHMJPsi = new TH1D("JPsi", "JPsi", 100, 2., 4.);
fHistos.push_back(fHMJPsi);
fHMJPsi->SetXTitle("m(ll) [GeV]");
fHMJPsie = new TH1D("JPsie", "JPsie",100,2.,4.);
fHistos.push_back(fHMJPsie);
fHMJPsie->SetXTitle("m(ee) [GeV]");
fHMJPsimu = new TH1D("JPsimu", "JPsimu",100,2.,4.);
fHistos.push_back(fHMJPsimu);
fHMJPsimu->SetXTitle("m(#mu#mu) [GeV]");
fHMJPsiK = new TH1D("JPsiK", "JPsiK",100, 4.5, 6.);
fHistos.push_back(fHMJPsiK);
fHMJPsiK->SetXTitle("m(llK) [GeV]");
fHMD0Incl5TrkDR = new TH1D("D0Incl5TrkDR", "D0 Incl 5Trk DR<0.2",100, 1.6, 2.2);
fHistos.push_back(fHMD0Incl5TrkDR);
fHMD0Incl5TrkDR->SetXTitle("m(K#pi) [GeV]");
fHMD0Incl3Trk = new TH1D("D0Incl3Trk", "D0 Incl 3Trk",100, 1.6, 2.2);
fHistos.push_back(fHMD0Incl3Trk);
fHMD0Incl3Trk->SetXTitle("m(K#pi) [GeV]");
fHMD0mu = new TH1D("D0mu", "D0mu",100, 1.6, 2.2);
fHistos.push_back(fHMD0mu);
fHMD0mu->SetXTitle("m(K#pi) [GeV]");
fHMD0e = new TH1D("D0e", "D0e",100, 1.6, 2.2);
fHistos.push_back(fHMD0e);
fHMD0e->SetXTitle("m(K#pi) [GeV]");
fHMD0lep = new TH1D("D0lep", "D0lep",100, 1.6, 2.2);
fHistos.push_back(fHMD0lep);
fHMD0lep->SetXTitle("m(K#pi) [GeV]");
fHMDsm = new TH1D("Dsm", "Dsm",100, 1.8, 2.4);
fHistos.push_back(fHMDsm);
fHMDsm->SetXTitle("m(K#pi#pi) [GeV]");
fHDMDsmD0loose = new TH1D("DMDsmD0loose", "DMDsmD0, 100 MeV mass window on D0",100, 0.135, 0.17);
fHistos.push_back(fHDMDsmD0loose);
fHDMDsmD0loose->SetXTitle("m(K#pi#pi) - m(K#pi) [GeV]");
fHDMDsmD0 = new TH1D("DMDsmD0", "DMDsmD0, 50 MeV mass window on D0",100, 0.135, 0.17);
fHistos.push_back(fHDMDsmD0);
fHDMDsmD0->SetXTitle("m(K#pi#pi) - m(K#pi) [GeV]");
fHMDpmZO = new TH1D("DpmZO", "Dpm Zoom Out",100, 1.0, 3.0);
fHistos.push_back(fHMDpmZO);
fHMDpmZO->SetXTitle("m(K#pi#pi) [GeV]");
// fHMDpmKKPi = new TH1D("DpmKKPi", "Dpm KKpi",100, 1.0, 3.0);
// fHistos.push_back(fHMDpmKKPi);
// fHMDpmKKPi->SetXTitle("m(KK#pi) [GeV]");
fHMDpm = new TH1D("Dpm", "Dpm",100, 1.6, 2.2);
fHistos.push_back(fHMDpm);
fHMDpm->SetXTitle("m(K#pi#pi) [GeV]");
fHMDpme = new TH1D("Dpme", "Dpme",60, 1.6, 2.2);
fHistos.push_back(fHMDpme);
fHMDpme->SetXTitle("m(K#pi#pi) [GeV]");
fHMDpmmu = new TH1D("Dpmmu", "Dpmmu",60, 1.6, 2.2);
fHistos.push_back(fHMDpmmu);
fHMDpmmu->SetXTitle("m(K#pi#pi) [GeV]");
fHMDpmlep = new TH1D("Dpmlep", "Dpmlep",60, 1.6, 2.2);
fHistos.push_back(fHMDpmlep);
fHMDpmlep->SetXTitle("m(K#pi#pi) [GeV]");
}
void LxyTreeAnalysis::BookSVLHistos() {
fHNJets = new TH1D("NJets", "NJets (inclusive)", njetbins, 2, 2+njetbins);
fHistos.push_back(fHNJets);
fHNJets->SetXTitle("Jet Multiplicity");
fHNJets_e = new TH1D("NJets_e", "NJets (single e)", njetbins, 2, 2+njetbins);
fHistos.push_back(fHNJets_e);
fHNJets_e->SetXTitle("Jet Multiplicity");
fHNJets_m = new TH1D("NJets_m", "NJets (single mu)", njetbins, 2, 2+njetbins);
fHistos.push_back(fHNJets_m);
fHNJets_m->SetXTitle("Jet Multiplicity");
fHNJets_ee = new TH1D("NJets_ee", "NJets (ee)", njetbins, 2, 2+njetbins);
fHistos.push_back(fHNJets_ee);
fHNJets_ee->SetXTitle("Jet Multiplicity");
fHNJets_mm = new TH1D("NJets_mm", "NJets (mumu)", njetbins, 2, 2+njetbins);
fHistos.push_back(fHNJets_mm);
fHNJets_mm->SetXTitle("Jet Multiplicity");
fHNJets_em = new TH1D("NJets_em", "NJets (emu)", njetbins, 2, 2+njetbins);
fHistos.push_back(fHNJets_em);
fHNJets_em->SetXTitle("Jet Multiplicity");
fHNSVJets = new TH1D("NSVJets", "NJets with SV (inclusive)", nsvbins, 1, 1+nsvbins);
fHistos.push_back(fHNSVJets);
fHNSVJets->SetXTitle("SV Multiplicity");
fHNSVJets_e = new TH1D("NSVJets_e", "NJets with SV (single e)", nsvbins, 1, 1+nsvbins);
fHistos.push_back(fHNSVJets_e);
fHNSVJets_e->SetXTitle("SV Multiplicity");
fHNSVJets_m = new TH1D("NSVJets_m", "NJets with SV (single mu)", nsvbins, 1, 1+nsvbins);
fHistos.push_back(fHNSVJets_m);
fHNSVJets_m->SetXTitle("SV Multiplicity");
fHNSVJets_ee = new TH1D("NSVJets_ee", "NJets with SV (ee)", nsvbins, 1, 1+nsvbins);
fHistos.push_back(fHNSVJets_ee);
fHNSVJets_ee->SetXTitle("SV Multiplicity");
fHNSVJets_mm = new TH1D("NSVJets_mm", "NJets with SV (mumu)", nsvbins, 1, 1+nsvbins);
fHistos.push_back(fHNSVJets_mm);
fHNSVJets_mm->SetXTitle("SV Multiplicity");
fHNSVJets_em = new TH1D("NSVJets_em", "NJets with SV (emu)", nsvbins, 1, 1+nsvbins);
fHistos.push_back(fHNSVJets_em);
fHNSVJets_em->SetXTitle("SV Multiplicity");
fHNbJets = new TH1D("NbJets", "NbJets (inclusive)", nsvbins, 0, nsvbins);
fHistos.push_back(fHNbJets);
fHNbJets->SetXTitle("CSV med-tagged Jet Multiplicity");
fHNbJets_e = new TH1D("NbJets_e", "NbJets (single e)", nsvbins, 0, nsvbins);
fHistos.push_back(fHNbJets_e);
fHNbJets_e->SetXTitle("CSV med-tagged Jet Multiplicity");
fHNbJets_m = new TH1D("NbJets_m", "NbJets (single mu)", nsvbins, 0, nsvbins);
fHistos.push_back(fHNbJets_m);
fHNbJets_m->SetXTitle("CSV med-tagged Jet Multiplicity");
fHNbJets_ee = new TH1D("NbJets_ee", "NbJets (ee)", nsvbins, 0, nsvbins);
fHistos.push_back(fHNbJets_ee);
fHNbJets_ee->SetXTitle("CSV med-tagged Jet Multiplicity");
fHNbJets_mm = new TH1D("NbJets_mm", "NbJets (mumu)", nsvbins, 0, nsvbins);
fHistos.push_back(fHNbJets_mm);
fHNbJets_mm->SetXTitle("CSV med-tagged Jet Multiplicity");
fHNbJets_em = new TH1D("NbJets_em", "NbJets (emu)", nsvbins, 0, nsvbins);
fHistos.push_back(fHNbJets_em);
fHNbJets_em->SetXTitle("CSV med-tagged Jet Multiplicity");
fHMET = new TH1D("MET", "MET (inclusive)", 100, 0, 200.);
fHistos.push_back(fHMET);
fHMET->SetXTitle("Missing ET [GeV]");
fHMET_e = new TH1D("MET_e", "MET (single e)", 100, 0, 200.);
fHistos.push_back(fHMET_e);
fHMET_e->SetXTitle("Missing ET [GeV]");
fHMET_m = new TH1D("MET_m", "MET (single mu)", 100, 0, 200.);
fHistos.push_back(fHMET_m);
fHMET_m->SetXTitle("Missing ET [GeV]");
fHMET_ee = new TH1D("MET_ee", "MET (ee)", 80, 40.,200.);
fHistos.push_back(fHMET_ee);
fHMET_ee->SetXTitle("Missing ET [GeV]");
fHMET_mm = new TH1D("MET_mm", "MET (mumu)", 80, 40.,200.);
fHistos.push_back(fHMET_mm);
fHMET_mm->SetXTitle("Missing ET [GeV]");
fHMET_em = new TH1D("MET_em", "MET (emu)", 100, 0, 200.);
fHistos.push_back(fHMET_em);
fHMET_em->SetXTitle("Missing ET [GeV]");
fHMjj = new TH1D("Mjj", "Mjj (inclusive);M_{jj} [GeV]",100,0,250);
fHistos.push_back(fHMjj);
fHMjj_e = new TH1D("Mjj_e", "Mjj (single e);M_{jj} [GeV]",100,0,250);
fHistos.push_back(fHMjj_e);
fHMjj_m = new TH1D("Mjj_m", "Mjj (single mu);M_{jj} [GeV]",100,0,250);
fHistos.push_back(fHMjj_m);
fHMjj_ch = new TH1D("Mjj_ch", "Mjj charged (inclusive);M_{jj, charged} [GeV]",100,0,250);
fHistos.push_back(fHMjj_ch);
fHMjj_e_ch = new TH1D("Mjj_e_ch", "Mjj charged (single e);M_{jj, charged} [GeV]",100,0,250);
fHistos.push_back(fHMjj_e_ch);
fHMjj_m_ch = new TH1D("Mjj_m_ch", "Mjj charged (single mu);M_{jj, charged} [GeV]",100,0,250);
fHistos.push_back(fHMjj_m_ch);
fHMjj_ch_reweighted = new TH1D("Mjj_ch_reweighted", "Mjj charged, reweighted (inclusive);M_{jj, charged} [GeV]",100,0,250);
fHistos.push_back(fHMjj_ch_reweighted);
fHMjj_e_ch_reweighted = new TH1D("Mjj_e_ch_reweighted", "Mjj charged, reweighted (single e);M_{jj, charged} [GeV]",100,0,250);
fHistos.push_back(fHMjj_e_ch_reweighted);
fHMjj_m_ch_reweighted = new TH1D("Mjj_m_ch_reweighted", "Mjj charged, reweighted (single mu);M_{jj, charged} [GeV]",100,0,250);
fHistos.push_back(fHMjj_m_ch_reweighted);
fHLJNtk = new TH1D("LJNtk", "Jet track multiplicity (inclusive);N_{tracks}(light jet)",30,0,30);
fHistos.push_back(fHLJNtk);
fHLJNtk_e = new TH1D("LJNtk_e", "Jet track multiplicity (single e);N_{tracks}(light jet)",30,0,30);
fHistos.push_back(fHLJNtk_e);
fHLJNtk_m = new TH1D("LJNtk_m", "Jet track multiplicity (single mu);N_{tracks}(light jet)",30,0,30);
fHistos.push_back(fHLJNtk_m);
fHLJNtk_reweighted = new TH1D("LJNtk_reweighted", "Jet track multiplicity, reweighted (inclusive);N_{tracks}(light jet)",30,0,30);
fHistos.push_back(fHLJNtk_reweighted);
fHMT = new TH1D("Mt", "MT (inclusive);M_{T} [GeV]",100,0,250);
fHistos.push_back(fHMT);
fHMT_e = new TH1D("Mt_e", "MT (single e);M_{T} [GeV]",100,0,250);
fHistos.push_back(fHMT_e);
fHMT_m = new TH1D("Mt_m", "MT (single mu);M_{T} [GeV]",100,0,250);
fHistos.push_back(fHMT_m);
fHDY_mll_ee = new TH1D("DY_mll_ee", "m(ll) in DY ee control", 100, 60., 120.);
fHistos.push_back(fHDY_mll_ee);
fHDY_mll_ee->SetXTitle("Dilepton invariant mass [GeV]");
fHDY_mll_mm = new TH1D("DY_mll_mm", "m(ll) in DY mm control", 100, 60., 120.);
fHistos.push_back(fHDY_mll_mm);
fHDY_mll_mm->SetXTitle("Dilepton invariant mass [GeV]");
fHDY_met_ee = new TH1D("DY_met_ee", "MET in DY ee control", 100, 0., 100.);
fHistos.push_back(fHDY_met_ee);
fHDY_met_ee->SetXTitle("Missing ET [GeV]");
fHDY_met_mm = new TH1D("DY_met_mm", "MET in DY mm control", 100, 0., 100.);
fHistos.push_back(fHDY_met_mm);
fHDY_met_mm->SetXTitle("Missing ET [GeV]");
}
void LxyTreeAnalysis::BookHistos() {
// charm resonance histos:
BookCharmHistos();
// lepton sec vertex histos:
BookSVLHistos();
// Call Sumw2() for all of them
std::vector<TH1*>::iterator h;
for(h = fHistos.begin(); h != fHistos.end(); ++h) {
(*h)->Sumw2();
}
}
void LxyTreeAnalysis::WriteHistos() {
// Write all histos to file, then delete them
std::vector<TH1*>::iterator h;
for( h = fHistos.begin(); h != fHistos.end(); ++h) {
(*h)->Write((*h)->GetName());
(*h)->Delete();
}
}
void LxyTreeAnalysis::BookCharmTree() {
fCharmInfoTree = new TTree("CharmInfo", "Charm Info Tree");
fCharmInfoTree->Branch("EvCat", &fTCharmEvCat, "EvCat/I");
fCharmInfoTree->Branch("Weight", fTWeight, "Weight[11]/F");
fCharmInfoTree->Branch("XSWeight", &fTXSWeight, "XSWeight/F");
fCharmInfoTree->Branch("BFragWeight", fTSVBfragWeight,"BFragWeight[6]/F");
fCharmInfoTree->Branch("CandType", &fTCandType, "CandType/I");
fCharmInfoTree->Branch("CandMass", &fTCandMass, "CandMass/F");
fCharmInfoTree->Branch("CandPt", &fTCandPt, "CandPt/F");
fCharmInfoTree->Branch("CandEta", &fTCandEta, "CandEta/F");
fCharmInfoTree->Branch("CandPz", &fTCandPz, "CandPz/F");
fCharmInfoTree->Branch("CandPtRel", &fTCandPtRel, "CandPtRel/F");
fCharmInfoTree->Branch("CandDeltaR", &fTCandDeltaR, "CandDeltaR/F");
fCharmInfoTree->Branch("JetPt", &fTJetPt, "JetPt/F");
fCharmInfoTree->Branch("JetEta", &fTJetEta, "JetEta/F");
fCharmInfoTree->Branch("JetPz", &fTJetPz, "JetPz/F");
fCharmInfoTree->Branch("HardTkPt", &fTHardTkPt, "HardTkPt/F");
fCharmInfoTree->Branch("SoftTkPt", &fTSoftTkPt, "SoftTkPt/F");
fCharmInfoTree->Branch("SumPtCharged", &fTSumPtCharged, "SumPtCharged/F");
fCharmInfoTree->Branch("SumPzCharged", &fTSumPzCharged, "SumPzCharged/F");
}
void LxyTreeAnalysis::ResetCharmTree() {
fTCharmEvCat = -99;
fTCandType = -99;
fTCandMass = -99.99;
fTCandPt = -99.99;
fTCandEta = -99.99;
fTCandPz = -99.99;
fTCandPtRel = -99.99;
fTCandDeltaR = -99.99;
fTJetPt = -99.99;
fTJetEta = -99.99;
fTJetPz = -99.99;
fTHardTkPt = -99.99;
fTSoftTkPt = -99.99;
fTSumPtCharged = -99.99;
fTSumPzCharged = -99.99;
for (int i=0; i<6; i++) fTSVBfragWeight[i] = -99.99;
}
int LxyTreeAnalysis::firstTrackIndex(int jetindex) {
// Find index of the first track in this jet
int result = 0;
for (result = 0; result < npf; ++result) {
if (pfjetidx[result]==jetindex) {
break; // at this point, result is correct
}
}
return result;
}
void LxyTreeAnalysis::FillCharmTree(int type, int jind,
int ind1, float mass1,
int ind2, float mass2) {
// Check that indices make sense
if(jind < 0 || ind1 < 0 || ind2 < 0) return;
if(jind >= nj || ind1 >= npf || ind2 >= npf) return;
TLorentzVector p_track1, p_track2, p_cand, p_jet;
p_track1.SetPtEtaPhiM(pfpt[ind1], pfeta[ind1], pfphi[ind1], mass1);
p_track2.SetPtEtaPhiM(pfpt[ind2], pfeta[ind2], pfphi[ind2], mass2);
p_cand = p_track1+p_track2;
p_jet.SetPtEtaPhiM(jpt[jind], jeta[jind], jphi[jind], 0.);
float hardpt = std::max(pfpt[ind1], pfpt[ind2]);
float softpt = std::min(pfpt[ind1], pfpt[ind2]);
FillCharmTree(type, jind, p_cand, p_jet, hardpt, softpt);
return;
}
void LxyTreeAnalysis::FillCharmTree(int type, int jind,
int ind1, float mass1,
int ind2, float mass2,
int ind3, float mass3) {
// Check that indices make sense
if(jind<0 || ind1<0 || ind2<0 || ind3<0) return;
if(jind>=nj || ind1>=npf || ind2>=npf || ind3>=npf) return;
TLorentzVector p_track1, p_track2, p_track3;
p_track1.SetPtEtaPhiM(pfpt[ind1], pfeta[ind1], pfphi[ind1], mass1);
p_track2.SetPtEtaPhiM(pfpt[ind2], pfeta[ind2], pfphi[ind2], mass2);
p_track3.SetPtEtaPhiM(pfpt[ind3], pfeta[ind3], pfphi[ind3], mass3);
TLorentzVector p_cand, p_jet;
p_cand = p_track1+p_track2+p_track3;
p_jet.SetPtEtaPhiM(jpt[jind], jeta[jind], jphi[jind], 0.);
float hardpt = std::max(pfpt[ind3], std::max(pfpt[ind1], pfpt[ind2]));
float softpt = std::min(pfpt[ind3], std::min(pfpt[ind1], pfpt[ind2]));
FillCharmTree(type, jind, p_cand, p_jet, hardpt, softpt);
return;
}
void LxyTreeAnalysis::FillCharmTree(int type, int jind,
TLorentzVector p_cand,
TLorentzVector p_jet,
float hardpt, float softpt) {
FillCharmTree(type, jind, p_cand.M(), p_cand, p_jet, hardpt, softpt);
return;
}
void LxyTreeAnalysis::FillCharmTree(int type, int jind,
float candmass,
TLorentzVector p_cand,
TLorentzVector p_jet,
float hardpt, float softpt) {
fTCandType = type;
fTCharmEvCat = evcat;
fTCandMass = candmass;
fTCandPt = p_cand.Pt();
fTCandEta = p_cand.Eta();
fTCandPz = p_cand.Pz();
fTCandPtRel = ROOT::Math::VectorUtil::Perp(p_cand.Vect(), p_jet.Vect());
fTCandDeltaR = p_cand.DeltaR(p_jet);
fTJetPt = p_jet.Pt();
fTJetEta = p_jet.Eta();
fTJetPz = p_jet.Pz();
fTSumPtCharged = 0.;
fTSumPzCharged = 0.;
TLorentzVector p_trks(0.,0.,0.,0.);
for (int i = 0; i < npf; ++i) {
if (pfjetidx[i] != jind) continue;
TLorentzVector p_tk;
p_tk.SetPtEtaPhiM(pfpt[i], pfeta[i], pfphi[i], gMassPi);
p_trks = p_trks + p_tk;
}
fTHardTkPt = hardpt;
fTSoftTkPt = softpt;
fTSumPtCharged = p_trks.Pt();
fTSumPzCharged = p_trks.Pz();
fTSVBfragWeight[0] = bwgt[jind][0];
fTSVBfragWeight[1] = bwgt[jind][1];
fTSVBfragWeight[2] = bwgt[jind][2];
fTSVBfragWeight[3] = bwgt[jind][3];
fTSVBfragWeight[4] = bwgt[jind][4];
fTSVBfragWeight[5] = bwgt[jind][5];
fCharmInfoTree->Fill();
return;
}
void LxyTreeAnalysis::fillJPsiHists(int jetindex) {
if(jetindex < 0) return;
TLorentzVector p_track1, p_track2;
for (int i = 0; i < npf; ++i)
{
if (pfjetidx[i]!= jetindex) continue; //select the most probable b-jet
if (abs(pfid[i])!=13 && abs(pfid[i]) != 11 ) continue; //select a muon or electron
for (int j = 0; j < npf; ++j) //find another muon or electron
{
if(pfjetidx[j]!=pfjetidx[i]) continue; // select the most probable b-jet
if(pfid[j]*pfid[i]!=-169 && pfid[j]*pfid[i]!=-121) continue; // let both electrons or muons have opposite charge
float trackmass = gMassMu;
if(abs(pfid[j]*pfid[i]) == 121) trackmass = 0.;
p_track1.SetPtEtaPhiM(pfpt[i], pfeta[i], pfphi[i], trackmass);
p_track2.SetPtEtaPhiM(pfpt[j], pfeta[j], pfphi[j], trackmass);
float mass12 = (p_track1+p_track2).M();
if (abs(pfid[i])==11) { // ee
fHMJPsie->Fill(mass12, w[0]);
if (mass12>2.5 && mass12<3.5) {
FillCharmTree(443, jetindex, i, trackmass, j, trackmass);
}
}
if (abs(pfid[i])==13) { // mm
fHMJPsimu->Fill(mass12, w[0]);
if (mass12>2.5 && mass12<3.5) {
FillCharmTree(443*100, jetindex, i, trackmass, j, trackmass);
}
}
fHMJPsi->Fill(mass12, w[0]);
// Mass window cut
if(mass12 > 3.2 || mass12 < 3.0) continue;
for (int tk3 = 0; tk3 < npf; ++tk3) { // look for a third track
if (pfjetidx[tk3]!=jetindex) continue;
if (tk3 == i) continue;
if (tk3 == j) continue;
if( abs(pfid[tk3]) != 211) continue;
TLorentzVector p_track3;
p_track3.SetPtEtaPhiM(pfpt[tk3], pfeta[tk3], pfphi[tk3], gMassK);
fHMJPsiK->Fill((p_track1+p_track2+p_track3).M(), w[0]);
FillCharmTree(521, jetindex, i, trackmass, j, trackmass, tk3, gMassK);
}
}
}
}
void LxyTreeAnalysis::fillD0Hists(int jetindex) {
if(jetindex < 0) return;
TLorentzVector p_track1, p_track2;
int nstart = firstTrackIndex(jetindex);
for (int i = nstart; i < nstart+5; ++i) {
if (pfjetidx[i]!= jetindex) continue; // select the jet
// (in case less then 5 tracks in this jet)
if (abs(pfid[i])!=211) continue; // not a lepton
for (int j = i+1; j < nstart+5; ++j) { //find another kaon or pion
if(pfjetidx[j]!=jetindex) continue; // select the jet
if(pfid[j]*pfid[i]!=-211*211) continue; // opposite sign, not a lepton
p_track1.SetPtEtaPhiM(pfpt[i], pfeta[i], pfphi[i], gMassPi);
p_track2.SetPtEtaPhiM(pfpt[j], pfeta[j], pfphi[j], gMassK);
if (p_track1.DeltaR(p_track2)>0.2) continue;
fHMD0Incl5TrkDR->Fill((p_track1+p_track2).M(), w[0]);
p_track1.SetPtEtaPhiM(pfpt[i], pfeta[i], pfphi[i], gMassK);
p_track2.SetPtEtaPhiM(pfpt[j], pfeta[j], pfphi[j], gMassPi);
fHMD0Incl5TrkDR->Fill((p_track1+p_track2).M(), w[0]);
}
}
// less than three tracks for this jet
if (pfjetidx[nstart+2]!=jetindex ) return;
// permutations of hardest three tracks
// including interchanging them!
int p1[] = {nstart, nstart, nstart+1, nstart+1, nstart+2, nstart+2};
int p2[] = {nstart+1, nstart+2, nstart+2, nstart, nstart, nstart+1};
for (int p = 0; p < 6; ++p) {
int tk1=p1[p];
int tk2=p2[p];
// Opposite sign
if (pfid[tk1]*pfid[tk2] != -211*211) continue;
p_track1.SetPtEtaPhiM(pfpt[tk1], pfeta[tk1], pfphi[tk1], gMassPi);
p_track2.SetPtEtaPhiM(pfpt[tk2], pfeta[tk2], pfphi[tk2], gMassK);
float mass12 = (p_track1+p_track2).M();
// Fill both mass assumptions
fHMD0Incl3Trk->Fill(mass12, w[0]);
if (mass12>1.65 && mass12<2.0)
FillCharmTree(421, jetindex, tk1, gMassPi, tk2, gMassK);
// Look for a lepton
for (int tk3 = 0; tk3 < npf; ++tk3) {
if (pfjetidx[tk3]!=jetindex) continue;
if (tk3 == tk1) continue;
if (tk3 == tk2) continue;
if( abs(pfid[tk3]) != 13 && abs(pfid[tk3]) != 11) continue;
if( pfid[tk2]/abs(pfid[tk2]) == -pfid[tk3]/abs(pfid[tk3]) ) {
// Kaon and lepton have same charge
// I.e. correct mass assumption
fHMD0lep->Fill(mass12, w[0]);
if (abs(pfid[tk3]) == 13) {
fHMD0mu->Fill(mass12, w[0]);
if (mass12>1.6 && mass12<2.5)
FillCharmTree(421013, jetindex, tk1, gMassPi, tk2, gMassK);
}
if (abs(pfid[tk3]) == 11) {
fHMD0e->Fill(mass12, w[0]);
if (mass12>1.6 && mass12<2.5)
FillCharmTree(421011, jetindex, tk1, gMassPi, tk2, gMassK);
}
}
}
// Look for a pion
for (int tk3 = 0; tk3 < npf; ++tk3) {
if (pfjetidx[tk3]!=jetindex) continue;
if (tk3 == tk1) continue;
if (tk3 == tk2) continue;
if( abs(pfid[tk3]) != 211 ) continue;
if( pfid[tk2]/abs(pfid[tk2]) == -pfid[tk3]/abs(pfid[tk3]) ) {
// Kaon and pion have opposite charges
// I.e. correct mass assumption
if(abs(mass12-1.864) < 0.10) { // mass window cut
TLorentzVector p_track3;
p_track3.SetPtEtaPhiM(pfpt[tk3], pfeta[tk3], pfphi[tk3], gMassPi);
TLorentzVector p_cand, p_jet;
p_cand = p_track1+p_track2+p_track3;
p_jet.SetPtEtaPhiM(jpt[jetindex], jeta[jetindex], jphi[jetindex], 0.);
float hardpt = std::max(pfpt[tk3], std::max(pfpt[tk1], pfpt[tk2]));
float softpt = std::min(pfpt[tk3], std::min(pfpt[tk1], pfpt[tk2]));
float deltam = (p_track1+p_track2+p_track3).M() - mass12;
fHDMDsmD0loose->Fill(deltam, w[0]);
if(abs(mass12-1.864) < 0.05) { // tighter mass window cut
FillCharmTree(413, jetindex, tk1, gMassPi, tk2, gMassK, tk3, gMassPi);
FillCharmTree(-413, jetindex, deltam, p_cand, p_jet, hardpt, softpt);
fHDMDsmD0->Fill(deltam, w[0]);
}
}
}
}
}
}
void LxyTreeAnalysis::fillDpmHists(int jetindex) {
if(jetindex < 0) return;
int nstart = firstTrackIndex(jetindex);
int ntracks = 3;
for (int tk1 = nstart; tk1 < nstart+ntracks; ++tk1) {
if(pfjetidx[tk1] != jetindex) continue;
for (int tk2 = tk1+1; tk2 < nstart+ntracks; ++tk2) {
if(pfjetidx[tk2] != jetindex) continue;
for (int tk3 = tk2+1; tk3 < nstart+ntracks; ++tk3) {
if(pfjetidx[tk3] != jetindex) continue;
int sumid = pfid[tk1]+pfid[tk2]+pfid[tk3];
if( abs(sumid) != 211 ) return;
float tk1mass(gMassPi), tk2mass(gMassPi), tk3mass(gMassPi);
if( sumid == 211 ) { // +211+211-211 i.e. two positive tracks
if(pfid[tk1] < 0) tk1mass = gMassK;
if(pfid[tk2] < 0) tk2mass = gMassK;
if(pfid[tk3] < 0) tk3mass = gMassK;
}
if( sumid == -211 ) { // +211-211-211 i.e. two negative tracks
if(pfid[tk1] > 0) tk1mass = gMassK;
if(pfid[tk2] > 0) tk2mass = gMassK;
if(pfid[tk3] > 0) tk3mass = gMassK;
}
TLorentzVector p_track1, p_track2, p_track3;
p_track1.SetPtEtaPhiM(pfpt[tk1], pfeta[tk1], pfphi[tk1], tk1mass);
p_track2.SetPtEtaPhiM(pfpt[tk2], pfeta[tk2], pfphi[tk2], tk2mass);
p_track3.SetPtEtaPhiM(pfpt[tk3], pfeta[tk3], pfphi[tk3], tk3mass);
float mass123 = (p_track1+p_track2+p_track3).M();
fHMDpm->Fill(mass123, w[0]);
fHMDpmZO->Fill(mass123, w[0]);
FillCharmTree(411, jetindex, tk1, tk1mass, tk2, tk2mass, tk3, tk3mass);
// // Switched mass hypotheses (Kpipi -> piKK)
// float tk1massS(gMassK), tk2massS(gMassK), tk3massS(gMassK);
// if( sumid == 211 ){ // +211+211-211 i.e. two positive tracks
// if(pfid[tk1] < 0) tk1massS = gMassPi;
// if(pfid[tk2] < 0) tk2massS = gMassPi;
// if(pfid[tk3] < 0) tk3massS = gMassPi;
// }
// if( sumid == -211 ){ // +211-211-211 i.e. two negative tracks
// if(pfid[tk1] > 0) tk1massS = gMassPi;
// if(pfid[tk2] > 0) tk2massS = gMassPi;
// if(pfid[tk3] > 0) tk3massS = gMassPi;
// }
// p_track1.SetPtEtaPhiM(pfpt[tk1], pfeta[tk1], pfphi[tk1], tk1massS);
// p_track2.SetPtEtaPhiM(pfpt[tk2], pfeta[tk2], pfphi[tk2], tk2massS);
// p_track3.SetPtEtaPhiM(pfpt[tk3], pfeta[tk3], pfphi[tk3], tk3massS);
// fHMDpmKKPi->Fill((p_track1+p_track2+p_track3).M());
for (int tk4 = 0; tk4 < npf; ++tk4) { // look for a lepton
if (pfjetidx[tk4]!=jetindex) continue;
if (tk4 == tk1) continue;
if (tk4 == tk2) continue;
if (tk4 == tk3) continue;
if( abs(pfid[tk4]) != 13 && abs(pfid[tk4]) != 11) continue;
if( pfid[tk4] * sumid > 0 ) {
// both pos or neg, i.e. opposite sign between lep and had
fHMDpmlep->Fill(mass123, w[0]);
if (abs(pfid[tk4]) == 13) {
fHMDpmmu->Fill(mass123, w[0]);
if (mass123>1.6 && mass123<2.5)
FillCharmTree(411013, jetindex, tk1, tk1mass, tk2, tk2mass, tk3, tk3mass);
}
if (abs(pfid[tk4]) == 11) {
fHMDpme->Fill(mass123, w[0]);
if (mass123>1.6 && mass123<2.5)
FillCharmTree(411011, jetindex, tk1, tk1mass, tk2, tk2mass, tk3, tk3mass);
}
}
}
}
}
}
}
//
bool LxyTreeAnalysis::selectEvent() {
float btagWP = gCSVWPLoose;
if (abs(evcat) == 11 || abs(evcat) == 13) btagWP = gCSVWPMedium;
int nbjets(0);
for( int i=0; i < nj; i++)
{
bool btagStatus(jcsv[i] > btagWP);
nbjets += btagStatus;
}
// Require at least one b-tagged jet (loose for dilep, med for l+jets)
if ( nbjets==0 ) return false;
if (abs(evcat) == 23) return true; // Z control region
if (abs(evcat) == 11*13) return true; // emu
if (abs(evcat) == 11*11 && metpt > 40.) return true; // ee
if (abs(evcat) == 13*13 && metpt > 40.) return true; // mumu
if (abs(evcat) == 11 && nj > 3) return true; // e
if (abs(evcat) == 13 && nj > 3) return true; // mu
return false;
}
//
bool LxyTreeAnalysis::selectSVLEvent(bool &passBtagNom, bool &passBtagUp, bool &passBtagDown,
bool &passMETNom, bool &passMETUp, bool &passMETDown) {
float btagWP = gCSVWPMedium;
TString btagger("csvM");
int nsvjets(0);
int nbjets(0),nbjetsUp(0), nbjetsDown(0);
for( int i=0; i < nj; i++)
{
bool btagStatus(jcsv[i] > btagWP); //original btag status
bool nomBtagStatus(btagStatus);
bool nomBtagStatusDown(btagStatus);
bool nomBtagStatusUp(btagStatus);
if(!btagEffCorr_.empty())
{
TString flavKey("udsg");
if(abs(jflav[i])==5) flavKey="b";
else if (abs(jflav[i])==4) flavKey="c";
std::pair<TString,TString> key(btagger,flavKey);
TGraphErrors *mceffGr = btagEffCorr_[key].first;
TGraphErrors *sfGr = btagEffCorr_[key].second;
float eff = mceffGr->Eval(jpt[i]);
float sf = sfGr->Eval(jpt[i]);
//take uncertainty for sf from point #3 ~ pT=50 GeV
//(otherwise one needs to loop to find the closest pt)
float sfunc = sfGr->GetErrorY(3);
//correct for sf (+/- unc)
btsfutil_.modifyBTagsWithSF(nomBtagStatus,sf,eff);
btsfutil_.modifyBTagsWithSF(nomBtagStatusUp,sf+sfunc,eff);
btsfutil_.modifyBTagsWithSF(nomBtagStatusDown,sf-sfunc,eff);
}
nbjets += (svlxy[i] > 0 || nomBtagStatus);
nbjetsUp += (svlxy[i] > 0 || nomBtagStatusUp);
nbjetsDown += (svlxy[i] > 0 || nomBtagStatusDown);
//count svtx separately
nsvjets += (svlxy[i] > 0);
}
// At least one SV in any channel
if (nsvjets < 1) return false;
// That's it for emu, Z,W photon and dijet qcd control regions
if (abs(evcat) == 11*13) return true;
if (abs(evcat) == 23) return true;
if (abs(evcat) == 24) return true;
if (abs(evcat) == 22) return true;
if (abs(evcat) == 1) return true;
// For dilepton also MET > 40 GeV
if (abs(evcat) == 11*11 || abs(evcat) == 13*13) {
passMETNom = (metpt>40);
passMETUp = (metvar[4]>40);
passMETDown = (metvar[5]>40);
if(!passMETNom && !passMETUp && !passMETDown) return false;
return true;
}
// For single lepton, at least 4 jets, and either 2 SV or 1 SV + 1 CSVM
if (abs(evcat) == 11 || abs(evcat) == 13) {
if (nj < 4)
{
TLorentzVector lp4;
lp4.SetPtEtaPhiM(lpt[0],leta[0],lphi[0],0.0);
TLorentzVector metp4;
metp4.SetPtEtaPhiM(metpt,0,metphi,0.);
TLorentzVector metp4Up;
metp4Up.SetPtEtaPhiM(metvar[4],0,metphi,0.);
TLorentzVector metp4Dn;
metp4Dn.SetPtEtaPhiM(metvar[5],0,metphi,0.);
float mT(utils::cmssw::getMT<TLorentzVector,TLorentzVector>( lp4, metp4) );
float mTUp(utils::cmssw::getMT<TLorentzVector,TLorentzVector>( lp4, metp4Up) );
float mTDn(utils::cmssw::getMT<TLorentzVector,TLorentzVector>( lp4, metp4Dn) );
passMETNom = (mT>50);
passMETUp = (mTUp>50);
passMETDown = (mTDn>50);
if(nfj==0) return false;
}
if (nsvjets > 1)
{
passBtagNom=true;
passBtagUp=true;
passBtagDown=true;
return true; // two SV
}
//two b-tagged jets
passBtagNom = (nbjets>1);
passBtagUp = (nbjetsUp>1);
passBtagDown = (nbjetsDown>1);
if(passBtagNom || passBtagUp || passBtagDown) return true;
return false;
}
// QCD control sample (non-isolated leptons)
if (abs(evcat) == 11*100 || abs(evcat) == 13*100) {
if (nj < 4 && nfj==0) return false;
if (nbjets > 1 || nsvjets > 1) return false; // suppress ttbar
return true;
}
return false;
}
bool LxyTreeAnalysis::selectDYControlEvent() {
int nsvjets(0), nbjets(0);
for( int i=0; i < nj; i++) {
// count as bjet either jet with SV or jet with CSVM tag
nbjets += (svlxy[i] > 0 || jcsv[i] > gCSVWPMedium);
nsvjets += (svlxy[i] > 0);
// this implies nbjets >= nsvjets
}
// Note that there is a MET > 40 cut already applied in the pre-selection
// At least one SV in any channel
if (nsvjets < 1) return false;
// |mll-mZ| < 15 GeV
if (abs(evcat) == 11*11*1000 || abs(evcat) == 13*13*1000) return true;
return false;
}
void LxyTreeAnalysis::BookSVLTree() {
fSVLInfoTree = new TTree("SVLInfo", "SecVtx Lepton Tree");
fSVLInfoTree->Branch("Event", &fTEvent, "Event/I");
fSVLInfoTree->Branch("Run", &fTRun, "Run/I");
fSVLInfoTree->Branch("Lumi", &fTLumi, "Lumi/I");
fSVLInfoTree->Branch("EvCat", &fTEvCat, "EvCat/I");
fSVLInfoTree->Branch("Weight", fTWeight, "Weight[11]/F");
fSVLInfoTree->Branch("MCFMWeight[2]", fTMCFMWeight, "MCFMWeight[2]/F");
fSVLInfoTree->Branch("JESWeight", fTJESWeight, "JESWeight[5]/F");
fSVLInfoTree->Branch("METWeight", fTMETWeight, "METWeight[3]/F");
fSVLInfoTree->Branch("BtagWeight", fTBtagWeight, "BtagWeight[3]/F");
fSVLInfoTree->Branch("XSWeight", &fTXSWeight, "XSWeight/F");
fSVLInfoTree->Branch("SVBfragWeight", fTSVBfragWeight, "SVBfragWeight[6]/F");
fSVLInfoTree->Branch("SVMassWeight", &fTSVMassWeight, "SVMassWeight/F");
TString pdfWeightAlloc("PDFWeight[");
if(fPDFInfo &&fPDFInfo->numberPDFs()) pdfWeightAlloc += fPDFInfo->numberPDFs();
else pdfWeightAlloc += "1";
pdfWeightAlloc += "]/F";
fSVLInfoTree->Branch("PDFWeight", fPDFWeight, pdfWeightAlloc);
fSVLInfoTree->Branch("NPVtx", &fTNPVtx, "NPVtx/I");
fSVLInfoTree->Branch("NJets", &fTNJets, "NJets/I");
fSVLInfoTree->Branch("NBTags", &fTNBTags, "NBTags/I");
fSVLInfoTree->Branch("MET", &fTMET, "MET/F");
fSVLInfoTree->Branch("NCombs", &fTNCombs, "NCombs/I");
fSVLInfoTree->Branch("JLDeltaR", &fTJLDeltaR, "JLDeltaR/F");
fSVLInfoTree->Branch("JLMass", &fTJLMass, "JLMass/F");
fSVLInfoTree->Branch("SVLMass", &fTSVLMass, "SVLMass/F");
fSVLInfoTree->Branch("SVLMass_sf", fTSVLMass_sf, "SVLMass_sf[2]/F");
fSVLInfoTree->Branch("SVLDeltaR", &fTSVLDeltaR, "SVLDeltaR/F");
fSVLInfoTree->Branch("SVLMass_rot", &fTSVLMass_rot, "SVLMass_rot/F");
fSVLInfoTree->Branch("SVLDeltaR_rot", &fTSVLDeltaR_rot, "SVLDeltaR_rot/F");
fSVLInfoTree->Branch("BHadNeutrino", &fTBHadNeutrino, "BHadNeutrino/I");
fSVLInfoTree->Branch("BHadId", &fTBHadId, "BHadId/I");
fSVLInfoTree->Branch("LPt", &fTLPt, "LPt/F");
fSVLInfoTree->Branch("SVMass", &fTSVMass, "SVMass/F");
fSVLInfoTree->Branch("SVNtrk", &fTSVNtrk, "SVNtrk/I");
fSVLInfoTree->Branch("SVPt", &fTSVPt, "SVPt/F");
fSVLInfoTree->Branch("SVLxy", &fTSVLxy, "SVLxy/F");