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Unfold2.C
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Unfold2.C
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#include <iostream>
#include <stdio.h>
#include <TRandom2.h>
#include <TH1F.h>
#include <TH2F.h>
#include <TFile.h>
#include <TTree.h>
#include <TF1.h>
#include <TCanvas.h>
#include <TLegend.h>
#include <TGraphErrors.h>
#include <TGraphAsymmErrors.h>
//Need to load the RooUnfold Library first before compiling!!
//gSystem->Load("/Users/kjung/Downloads/RooUnfold/RooUnfold/libRooUnfold.so");
#include "/Users/kjung/Downloads/RooUnfold/RooUnfold/src/RooUnfold.h"
#include "/Users/kjung/Downloads/RooUnfold/RooUnfold/src/RooUnfoldBayes.h"
#include "/Users/kjung/Downloads/RooUnfold/RooUnfold/src/RooUnfoldSvd.h"
#include "/Users/kjung/Downloads/RooUnfold/RooUnfold/src/RooUnfoldTUnfold.h"
#include "/Users/kjung/Downloads/RooUnfold/RooUnfold/src/RooUnfoldDagostini.h"
#include "/Users/kjung/Downloads/RooUnfold/RooUnfold/src/RooUnfoldInvert.h"
#include "utilities.h"
#include "bayesianUnfold.h"
#include "prior.h"
#include "generateSmearingMatrix.h"
using namespace std;
//==============================================================================
// Unfolding Ying Lu 08 07 11
// Update Yen-Jie Lee 06.22.12
//==============================================================================
void Unfold2(int algo= 3,bool useSpectraFromFile=0, bool useMatrixFromFile=0, int doToy = 0, int isMC = 0,char *spectraFileName = (char*)"pbpb_spectra_ak3PF.root",double recoJetPtCut = 35., int nBayesianIter = 4, int doBjets=1, int doTrigEffCorr=0, int doSkew=0, int doJESshift=0, bool doResSmear=false, int centBin=0, double etalo=-2.0, double etahi=2.0, bool ispPb=1)
{
int nSVDIter = 6;
bool dopPbOnly=0; if(ispPb) dopPbOnly = 1;
bool doPbpOnly=0; if(!ispPb) doPbpOnly = 1;
bool useOfficialMC = 1;
if(dopPbOnly && doPbpOnly){ cout << "can't do both pPb and pPb!! Pick one!" << endl; exit(0); }
bool doParameterizedMatrix = 0;
double genJetPtCut=20;
gStyle->SetErrorX(0.);
gStyle->SetPaintTextFormat("3.2f");
gStyle->SetOptLogz(1);
gStyle->SetPadRightMargin(0.13);
gStyle->SetOptTitle(0);
gStyle->SetOptStat(0);
gStyle->SetNdivisions(505,"x");
TH1::SetDefaultSumw2();
TH2::SetDefaultSumw2();
// input files
char *fileNamePP_mc = NULL;
char *fileNamePbPb_mc = NULL;
char *fileNamePP_data = NULL;
char *fileNamePbPb_data = NULL;
int cBinLo=0;
int cBinHi=100;
//double etalo=-2.0;
//double etahi=2.0;
cout << "eta: "<< etalo << " to " << etahi << endl;
float ppetalo = etalo+0.465;
float ppetahi = etahi+0.465;
if(centBin==1) cBinHi=20;
if(centBin==2) {
cBinLo=20;
cBinHi=50;
}
if(centBin==3){
cBinLo=50;
cBinHi=100;
}
// pp file needs replacing
//if(doBjets)fileNamePP_data = (char*)("/Users/kjung/bTagTrees/output/NewFormatV5_bFractionMCTemplate_pppp1_SSVHEat2.0FixCL0_bin_0_40_eta_0_2.root");
if(doBjets) fileNamePP_data = (char*)("output/ppMC_akPu3PF_bJet_TEST_matchBin0_gsp0_discrSSVHEGT2_eta-1.5To2.5.root");
else fileNamePP_data = (char*)"output/ppMC_ak3PF_matchBinToYaxian0_gsp0_discrGT2_eta-0.5To1.5.root";
if(dopPbOnly){
if(doBjets) fileNamePbPb_data = (char*)Form("officialMCoutput/NewFormatV31_officialMC_FixedTrgMergingFinal_akPu3PF_FirstHalf_consistentEta_ssvhe20_addlJetCuts_fixBin_bFractionMCTemplate_pPbpp1_gsp0_jetptcut30_SSVHEat2.0FixCL0_bin_%d_%d_eta_%.2f_%.2f.root",cBinLo,cBinHi,etalo,etahi);
else fileNamePbPb_data = (char*)"histos/PUForest_akpu3pf_etaLT1_FirstHalf_noGplus_forUnfolding.root";
}
else{
if(doBjets) fileNamePbPb_data = (char*)Form("officialMCoutput/NewFormatV31_officialMC_FixedTrgMergingFinal_akPu3PF_SecondHalfDataWithpPbMC_JPRetrain_v17JEC_consistentEta_ssvhe20_addlJetCuts_fixBin_bFractionMCTemplate_pPbpp1_gsp0_jetptcut30_SSVHEat2.0FixCL0_bin_%d_%d_eta_%.2f_%.2f.root",cBinLo,cBinHi,etalo,etahi);
else fileNamePbPb_data = (char*)"histos/PUForest_akpu3pf_etaLT1_SecondHalf_noGplus_forUnfolding.root";
}
if(doBjets) fileNamePP_mc = (char*)"histos/ppMC_ppReco_akPu3PF_QCDjetTrig_etashift_Fix2Sample_MCWeightFinalWithVz_noTrgSelection_Full.root";
else fileNamePP_mc = (char*)"histos/ppMC_ppReco_akPu3PF_QCDjetTrig_etashift_Fix2Sample_MCWeightFinalWithVz_noTrgSelection_Full.root";
if(dopPbOnly){
if(useOfficialMC) fileNamePbPb_mc = (char*)"histos/pPbMC_ppReco_akPu3PF_QCDjetTrig_officialMC_etashift_noTrgSelection_JetCleaned_MCWeightFinal_WithCentVzWeight_4256.root";
else if(doBjets) fileNamePbPb_mc = (char*)"histos/pPbMC_ppReco_akPu3PF_QCDjetTrig_etashift_noTrgSelection_MCWeightFinalWithSmoothedVzCentWeight_VzCut_FixWeight_8.root";
else fileNamePbPb_mc = (char*) "histos/pPbMC_ppReco_akPu3PF_QCDjetTrig_etashift_noTrgSelection_MCWeightFinalWithSmoothedVzCentWeight_VzCut_FixWeight_8.root";
}
if(doPbpOnly){
if(useOfficialMC)fileNamePbPb_mc = (char*) "histos/pPbMC_ppReco_akPu3PF_QCDjetTrig_REVERSED_officialMC_etashift_noTrgSelection_JetCleaned_MCWeightFinal_WithCentVzWeight_4205_etaSwap.root";
else if(doBjets)fileNamePbPb_mc = (char*) "histos/PbpMC_ppReco_akPu3PF_QCDjetTrig_etashift_noTrgSelection_v17JECcheck_MCWeight_NoVzCentWeight_10.root";
else fileNamePbPb_mc = (char*) "histos/PbpMC_ppReco_TEST_ak3PF_QCDjetTrig_etashift_noTrgSelection_v17JECcheck_MCWeight_NoVzCentWeight_10.root";
}
// grab ntuples
TFile *infPbPb_mc = new TFile(fileNamePbPb_mc);
TFile *infPP_mc = new TFile(fileNamePP_mc);
TFile *infMatt = new TFile(fileNamePbPb_data);
if(!infPbPb_mc || !infPP_mc || !infMatt){
cout << "caution - one of the files couldn't be found!!" << endl;
exit(0);
}
string bJetString = "Inc";
if(doBjets) bJetString = "bJets";
string jetType = "ak3PF";
string skewString = "";
if(doSkew==1)skewString = "_skewPos";
else if(doSkew==2)skewString = "_skewNeg";
string resSmearString = "";
if(doResSmear) resSmearString = "_resSmear";
string shiftString = "";
if(doJESshift==1) shiftString = "_shiftJESdown";
if(doJESshift==2) shiftString = "_shiftJESup";
// Output file
TFile *pbpb_Unfo;
if (isMC) {
if(dopPbOnly) pbpb_Unfo = new TFile(Form("pPb_Unfo_%s_%s_eta_%.1fTo%.1f_MC_v2.root",jetType.c_str(),algoName[algo],etalo,etahi),"RECREATE");
else pbpb_Unfo = new TFile(Form("Pbp_Unfo_%s_%s_eta_%.1fTo%.1f_MC_v2.root",jetType.c_str(),algoName[algo],etalo,etahi),"RECREATE");
}
else{
if(dopPbOnly) pbpb_Unfo = new TFile(Form("pPb_Unfo_inCM_v31_officialMC_%s_%s_noGplus_FirstHalfOnly_Converged_usedParameterizedUnfold%d_jtpt%.0f_%s_clo%d_chi%d_v8%s%s%s_eta_%.2fTo%.2f_.root",jetType.c_str(),algoName[algo],doParameterizedMatrix,recoJetPtCut,bJetString.c_str(),cBinLo,cBinHi,skewString.c_str(),resSmearString.c_str(),shiftString.c_str(),etalo,etahi),"RECREATE");
if(doPbpOnly) pbpb_Unfo = new TFile(Form("pPb_Unfo_inCM_v31_officialMC_Reverse_WithResCorr_%s_%s_noGplus_SecondHalfOnly_Converged_usedParameterizedUnfold%d_jtpt%.0f_%s_clo%d_chi%d_v8%s%s%s_eta_%.2fTo%.2f_.root",jetType.c_str(),algoName[algo],doParameterizedMatrix,recoJetPtCut,bJetString.c_str(),cBinLo,cBinHi,skewString.c_str(),resSmearString.c_str(),shiftString.c_str(),etalo,etahi),"RECREATE");
}
// Histograms used by RooUnfold
UnfoldingHistos *uhist[nbins_cent+1];
// Initialize Histograms
for (int i=0;i<=nbins_cent;i++) uhist[i] = new UnfoldingHistos(i);
if (isMC) cout<<"This is a MC closure test"<<endl;
else cout<< "This is a data analysis"<<endl;
// Setup jet data branches, basically the jet tree branches are assigned to this object when we loop over the events
JetDatapPb *dataPbPb = new JetDatapPb(fileNamePbPb_mc,(char*)"nt"); // pPb data
JetDataPP *dataPP = new JetDataPP(fileNamePP_mc,(char*)"nt"); // pp data
TFile *fSpectra(0);
if (useSpectraFromFile||useMatrixFromFile){
fSpectra = new TFile(spectraFileName,"read");
}
// Come back to the output file dir
pbpb_Unfo->cd();
cout <<"MC..."<<endl;
//Now with added trigger efficiency corrections for both pPb and pp!
TRandom *rand = new TRandom();
TF1 *fResPbPb = new TF1("fResPbPb","[0]+[1]/x+[2]/x/x",0,1000);
if(centBin==0)fResPbPb->SetParameters( 3.09252e-02,1.40151e+01,-3.34065e+02);
else if(centBin==1)fResPbPb->SetParameters( 3.57669e-02, 1.38110e+01, -3.43024e+02);
else if(centBin==2)fResPbPb->SetParameters( 4.74219e-02, 9.44555e+00, -1.72944e+02);
else if(centBin==3)fResPbPb->SetParameters( 5.00618e-02, 6.67202e+00, -5.57270e+01);
else if(centBin==4)fResPbPb->SetParameters( 5.00618e-02, 6.67202e+00, -5.57270e+01);
else if(centBin==5)fResPbPb->SetParameters( 5.00618e-02, 6.67202e+00, -5.57270e+01);
if(centBin>3 && doResSmear) cout<<" DONT FORGET TO FIX RESOLUTION "<<endl; /// not actually used anymore
// Fill PbPb MC
//if(doPbpOnly) cout << "cutting MC eta between " << (-1*etahi)-0.465 << " & " << (-1*etalo)-0.465 << endl;
//else cout << " cutting MC eta between " << etahi+0.465 << " & " << etalo+0.465 << endl;
if (!useMatrixFromFile) {
for (Long64_t jentry2=0; jentry2<dataPbPb->tJet->GetEntries();jentry2++) {
dataPbPb->tJet->GetEntry(jentry2);
// change when we switch to centrality binning
int cBin = 0;
double jtpt = dataPbPb->jtpt;
if(doBjets) jtpt = dataPbPb->jtpt;
//if ( dataPbPb->refpt < 0 ) continue;
if ( (dataPbPb->jteta > etahi || dataPbPb->jteta < etalo) ) continue;
//if ( doPbpOnly && (dataPbPb->jteta < (-1*etahi)-0.465 || dataPbPb->jteta > (-1*etalo)-0.465) ) continue;
//if ( dopPbOnly && (dataPbPb->jteta > etahi+0.465 || dataPbPb->jteta < etalo+0.465)) continue;
if ( dataPbPb->refpt < 20. ) continue;
if ( dataPbPb->rawpt < 20. ) continue;
//if ( abs(dataPbPb->vz) > 15.) continue;
if (dataPbPb->jtpt < recoJetPtCut) continue;
//if ( dataPbPb->refpt < genJetPtCut) continue;
//if ( !dataPbPb->gPlus ) continue;
if (doBjets && fabs(dataPbPb->refparton_flavorForB)!=5) continue;
if (dataPbPb->jtpt/dataPbPb->refpt > 2.5) continue; //these next two cuts are negligible for pA
if (dataPbPb->refpt/dataPbPb->jtpt > 2.5) continue;
//if (dataPbPb->jtpt>dataPbPb->pthat && dataPbPb->rawpt>dataPbPb->pthat && dataPbPb->refpt<dataPbPb->pthat) continue;
//if (doBjets&& dataPbPb->discr_ssvHighEff<2) continue;
//if (!doTrigEffCorr && dataPbPb->isTrig <1) continue;
if(dataPbPb->subid != 0) continue;
//if ( dataPbPb->isTrig <1) continue;
if( dataPbPb->bin < cBinLo || dataPbPb->bin >= cBinHi) continue;
//if( dataPbPb->jtpt/dataPbPb->refpt>2.5) continue;
if(doResSmear){
double sigSmear = fResPbPb->Eval(dataPbPb->refpt) * sqrt(0.1*0.1 + 2*0.1);
jtpt *= (1.+rand->Gaus(0,sigSmear));
if(jtpt< 0) cout<<" LESS THAN ZERO "<<endl;
}
if(doJESshift==1) jtpt*=(1.-sqrt(8.)*0.01);
else if(doJESshift==2) jtpt*=(1.+sqrt(8.)*0.01);
//if(jtpt < recoJetPtCut) continue;
//if(!doBjets)if(dataPbPb->refpt < 50 && dataPbPb->jtptA>120) continue;
//if(doBjets)if(dataPbPb->refpt < 50 && dataPbPb->jtptB>120) continue;
float weight = dataPbPb->weight;
if(doTrigEffCorr){
for(int iBin = 0; iBin<nbins_rec; iBin++){
if(jtpt > boundaries_rec[iBin] && jtpt < boundaries_rec[iBin+1]){
if(doBjets) weight/= trigEffbJet[iBin];
else weight/= trigEffInc[iBin];
}
}
}
if(isMC){
if(jentry2 % 2 == 1) uhist[cBin]-> hMatrix->Fill(dataPbPb->refpt,dataPbPb->jtpt,dataPbPb->weight);
else{
uhist[cBin]-> hGen->Fill(dataPbPb->refpt,dataPbPb->weight);
uhist[cBin]-> hMeas->Fill(dataPbPb->jtpt,dataPbPb->weight);
}
}
else{
uhist[cBin]-> hMatrix->Fill(dataPbPb->refpt,dataPbPb->jtpt,dataPbPb->weight);
uhist[cBin]-> hGen->Fill(dataPbPb->refpt,dataPbPb->weight);
}
//if(doPbpOnly) dataPbPb->weight*=dataPbPb->centVzWeight;
/* if (!isMC||jentry2 % 2 == 1) {
uhist[cBin]-> hMatrix->Fill(dataPbPb->refpt,jtpt,dataPbPb->weight);
//uhist[cBin]-> hMatrix->Fill(dataPbPb->refpt,dataPbPb->rawpt,dataPbPb->weight);
}
if(!isMC||jentry2%2==0){
uhist[cBin]-> hGen->Fill(dataPbPb->refpt,dataPbPb->weight);
if(isMC) uhist[cBin]-> hMeas->Fill(jtpt,dataPbPb->weight);
}*/
}
for(int jj=1; jj<uhist[0]->hGen->GetNbinsX(); jj++){
// cout << "bin " << jj << " content: "<< uhist[0]->hGen->GetBinContent(jj) << endl;
}
//pp will just fill the last index of the centrality array
TF1 *fResPP = new TF1("fResPP","[0]+[1]/x+[2]/x/x",0,1000);
fResPP->SetParameters(4.62986e-02,6.78514e+00,-1.44082e+02);
// fill pp MC
for (Long64_t jentry2=0; jentry2<dataPP->tJet->GetEntries();jentry2++) {
dataPP->tJet->GetEntry(jentry2);
//uhist[nbins_cent]-> hMatrix->Fill(dataPP->refpt,dataPP->jtpt,dataPP->weight);
if ( dataPP->refpt<genJetPtCut) continue;
//if ( abs(dataPP->vz) > 15.) continue;
//if ( dataPP->rawpt<20) continue;
if ( dataPP->jteta > ppetahi || dataPP->jteta < ppetalo ) continue;
//if ( !dataPP->gPlus ) continue;
///if ( dataPP->refpt<0) dataPP->refpt=0;
if ( doBjets && fabs(dataPP->refparton_flavorForB)!=5) continue; //need to fill the b-jets only for the pp Gen MC - its my denominator!
//if ( doBjets && dataPP->discr_ssvHighEff<2) continue;
//if( dataPP->jtpt/dataPP->rawpt>1.5) continue; // protect against bad JEC fit
if(doResSmear){
double sigSmear = fResPP->Eval(dataPP->refpt) * sqrt(0.1*0.1 + 2*0.1);
dataPP->jtpt *= (1.+rand->Gaus(0,sigSmear));
if(dataPP->jtpt< 0) cout<<" LESS THAN ZERO "<<endl;
}
if(doJESshift==1) dataPP->jtpt*=(1.-0.02);
else if(doJESshift==2) dataPP->jtpt*=(1.+0.02);
if(dataPP->jtpt < recoJetPtCut) continue;
float jtpt = dataPP->jtpt;
float weight = dataPP->weight;
if(doTrigEffCorr){
for(int iBin = 0; iBin<nbins_rec; iBin++){
if(jtpt > boundaries_rec[iBin] && jtpt < boundaries_rec[iBin+1]){
if(doBjets) weight/= trigEffppbJet[iBin];
else weight/= trigEffppInc[iBin];
}
}
}
if(isMC){
if(jentry2 % 2 == 1) uhist[nbins_cent]-> hMatrix->Fill(dataPP->refpt,dataPP->jtpt,dataPP->weight);
else{
uhist[nbins_cent]-> hGen->Fill(dataPP->refpt,dataPP->weight);
uhist[nbins_cent]-> hMeas->Fill(dataPP->jtpt,dataPP->weight);
}
}
else{
uhist[nbins_cent]-> hMatrix->Fill(dataPP->refpt,dataPP->jtpt,dataPP->weight);
uhist[nbins_cent]-> hGen->Fill(dataPP->refpt,dataPP->weight);
}
/*if (!isMC||jentry2 % 2 == 1) {
uhist[nbins_cent]-> hMatrix->Fill(dataPP->refpt,dataPP->jtpt,dataPP->weight);
}
if (!isMC || jentry2 % 2 == 0) {
uhist[nbins_cent]-> hGen->Fill(dataPP->refpt,dataPP->weight);
if(isMC) uhist[nbins_cent]-> hMeas->Fill(dataPP->jtpt,dataPP->weight);
} */
}
}
TFile *foutCheck = new TFile("testOutput.root","recreate");
foutCheck->cd();
for(int ibin=0; ibin<2; ibin++){
uhist[ibin]->hMeas->Write();
uhist[ibin]->hGen->Write();
uhist[ibin]->hMatrix->Write();
}
if (isMC==0) {
// Use measured histogram from Matt & Kurt's file
// PbPb file:
TH1F *hMattPbPb = NULL;
TH1F *hTagEffPbPb = NULL;
TFile *backup;
if(dopPbOnly) backup = new TFile("histos/PPbdata_ppReco_akPu3PF_AlljetTrigKurtTrCombFile_merged.root");
else backup = new TFile("histos/pPbdata_ppreco_akPu3PF_jetTrig_etashift_FinalTC_NoResCorr_FullReweight_v17Corr_Merged2.root");
if(!doBjets){
cout << "warning - redrawing from ntuple!! Only do this for inclusive-jet!" << endl;
TTree *nt = (TTree*)backup->Get("nt");
hMattPbPb = new TH1F("hRawBData","",nbins_rec,boundaries_rec);
hTagEffPbPb = new TH1F("hTagEffPbPb","",nbins_rec,boundaries_rec);
hMattPbPb->Sumw2();
if(dopPbOnly){
nt->Draw("jtpt>>hRawBData","weight*(abs(jteta)<2 && abs(vz)<15 && run<211300 && rawpt>25)");
}
else{
nt->Draw("jtpt*resCorr>>hRawBData","weight*(abs(jteta)<2 && abs(vz)<15 && run>211300 && rawpt>25)");
}
for(int i=1; i<=nbins_rec; i++){
hTagEffPbPb->SetBinContent(i,1.);
hTagEffPbPb->SetBinError(i,0.0001);
}
}
//}
else{
hMattPbPb = (TH1F*) infMatt->Get("hRawBData");
hTagEffPbPb = (TH1F*) infMatt->Get("hBEfficiencyMC");
//nt->Draw("jtpt>>hRawBData","weight*(abs(jteta)<2 && pHBHENoiseFilter && pprimaryvertexFilter && abs(vz)<15 && run>211300 && rawpt>20)");
for(int i=1; i<=hMattPbPb->GetNbinsX(); i++){
//hMattPbPb->SetBinError(i,hMattPbPb->GetBinError(i)/hMattPbPb->GetBinWidth(i));
//hMattPbPb->SetBinContent(i,hMattPbPb->GetBinContent(i)/hMattPbPb->GetBinWidth(i));
}
//hMattPbPb->Scale(1./(0.85*20.7*1.e6));
}
//else hMattPbPb = (TH1F*) infMatt->Get("hIncJetsData");
//divideBinWidth(hMattPbPb);
// Need to match the binning carefully, please double check whenever you change the binning
for (int i=1;i<=hMattPbPb->GetNbinsX();i++)
{
float binContent = hMattPbPb->GetBinContent(i);
float binError = hMattPbPb->GetBinError(i);
if(doBjets){
float tagEff =hTagEffPbPb->GetBinContent(i);
float tagEffErr = hTagEffPbPb->GetBinError(i);
cout << "tageff, bin " << i << " : "<< tagEff << endl;
if(tagEff>0){
// careful of the order here!
binError=binContent/tagEff *sqrt(tagEffErr*tagEffErr/tagEff/tagEff + binError*binError/binContent/binContent);
binContent /= tagEff;
}
else cout<<"pPb TAGEFF = 0"<<endl;
}
cout << "pPb bin content " << i << " "<< binContent/(35.09E9*2110E-3*6.9) << endl;
float binCenter = hMattPbPb->GetBinCenter(i);
//if(binCenter - hMattPbPb->GetBinWidth(i)/2. < 22.) continue;
int ibin=uhist[0]->hMeas->FindBin(binCenter);
/*for(ibin=1;ibin<=uhist[0]->hMeas->GetNbinsX();ibin++){
float testLowEdge = uhist[0]->hMeas->GetBinLowEdge(ibin);
float testBinWidth = uhist[0]->hMeas->GetBinWidth(ibin);
if(binCenter>testLowEdge && binCenter < testLowEdge+testBinWidth) break;
}*/
uhist[0]->hMeas->SetBinContent(ibin,0); //reset to make sure nothing from MC is inside
uhist[0]->hMeas->SetBinError(ibin,0);
if(doTrigEffCorr){
float trigEff = 0;
if(doBjets) trigEff = trigEffbJet[ibin-1];
else trigEff = trigEffInc[ibin-1];
cout<<" binCenter = "<<binCenter<<" trigEff "<<trigEff<<endl;
if(trigEff>0){
// careful of the order here!
binContent /= trigEff;
binError /= trigEff;
}
else cout<<"pPb TRIGEFF = 0"<<endl;
}
// cout <<"get bins " << testLowEdge<<" content =" <<binContent<<endl ;
uhist[0]->hMeas->SetBinContent(ibin,binContent);
uhist[0]->hMeas->SetBinError(ibin,binError);
}
// pp file:
TFile *infMattPP = new TFile(fileNamePP_data);
TFile *MCtruth = new TFile(fileNamePP_data);
TH1F *hMattPP = NULL;
TH1F *hTagEffPP = NULL;
if(doBjets){
hMattPP = (TH1F*) MCtruth->Get("hRawBMC"); //MODIFIED BECAUSE pA pp reference is MC!
hTagEffPP = (TH1F*) infMattPP->Get("hBEfficiencyMC");
}
//else hMattPP = (TH1F*) infMattPP->Get("hpp");
else hMattPP = (TH1F*) infMattPP->Get("hIncJetsMC");
//divideBinWidth(hMattPP);
for (int i=1;i<=hMattPP->GetNbinsX();i++)
{
float binContent = hMattPP->GetBinContent(i);
float binError = hMattPP->GetBinError(i);
if(doBjets){
float tagEff =hTagEffPP->GetBinContent(i);
float tagEffErr = hTagEffPP->GetBinError(i);
if(tagEff>0){
// careful of the order here!
//binError=binContent/tagEff *sqrt(tagEffErr*tagEffErr/tagEff/tagEff + binError*binError/binContent/binContent);
//binContent /= tagEff;
}
else cout<<"pp TAGEFF = 0"<<endl;
}
float binCenter = hMattPP->GetBinCenter(i);
if(binCenter - hMattPP->GetBinWidth(i)/2. < recoJetPtCut) continue;
int ibin=0;
for(ibin=1;ibin<=uhist[nbins_cent]->hMeas->GetNbinsX();ibin++){
float testLowEdge = uhist[nbins_cent]->hMeas->GetBinLowEdge(ibin);
float testBinWidth = uhist[nbins_cent]->hMeas->GetBinWidth(ibin);
if(binCenter>testLowEdge && binCenter < testLowEdge+testBinWidth) break;
}
uhist[nbins_cent]->hMeas->SetBinContent(ibin,binContent);
uhist[nbins_cent]->hMeas->SetBinError(ibin,binError);
cout << "pp bin content " << i << " "<< uhist[nbins_cent]->hGen->GetBinContent(ibin)/70. << endl;
cout << "pp bin content from file " << i << " "<< binContent/70. << endl;
/*
cout<<" i "<<i<<endl;
int newBin = i+uhist[nbins_cent]->hMeas->FindBin(61)-1;
cout<<" newBin "<<newBin<<endl;
cout<<"hMattPP->GetBinCenter(i) "<<hMattPP->GetBinCenter(i)<<endl;
cout<<"uhist[nbins_cent]->hMeas->GetBinCenter(newBin) "<<uhist[nbins_cent]->hMeas->GetBinCenter(newBin)<<endl;
*/
}
}
TLatex *tpp = new TLatex(0.5,0.9,"pp");
tpp->SetTextFont(42);
tpp->SetTextSize(0.042);
tpp->SetNDC();
TLatex *tpbpb = NULL;
if(centBin==0)tpbpb = new TLatex(0.5,0.9,"pPb, 0-100%");
if(centBin==1)tpbpb = new TLatex(0.5,0.9,"pPb, 0-10%");
if(centBin==2)tpbpb = new TLatex(0.5,0.9,"pPb, 10-30%");
if(centBin==3)tpbpb = new TLatex(0.5,0.9,"pPb, 30-100%");
if(centBin==4)tpbpb = new TLatex(0.5,0.9,"pPb, 30-50%");
if(centBin==5)tpbpb = new TLatex(0.5,0.9,"pPb, 50-100%");
tpbpb->SetTextFont(42);
tpbpb->SetTextSize(0.042);
tpbpb->SetNDC();
//=========================================Response Matrix=========================================================
cout <<"Response Matrix..."<<endl;
TCanvas * cMatrix = new TCanvas("cMatrix","Matrix",1200,600);
cMatrix->Divide(2,1);
//TH2F * hResponse[nbins_cent+1];
for (int i=0;i<=nbins_cent;i++){
cMatrix->cd(i+1);
if(doParameterizedMatrix){
uhist[i]->hMatrix = (TH2F*)generateSmearingMatrix(i,uhist[i]->hGen,uhist[i]->hMeas,genJetPtCut,recoJetPtCut,etalo,1)->Clone(Form("hMatrix_%d",i));
//cMatrix->cd(i);
}
else if (!useMatrixFromFile) {
TF1 *f = new TF1("f","[0]*pow(x+[2],[1])");
f->SetParameters(1e10,-8.8,40);
for (int y=1;y<=uhist[i]->hMatrix->GetNbinsY();y++) {
double sum=0;
for (int x=1;x<=uhist[i]->hMatrix->GetNbinsX();x++) {
if (uhist[i]->hMatrix->GetBinContent(x,y)<=1*uhist[i]->hMatrix->GetBinError(x,y)) {
uhist[i]->hMatrix->SetBinContent(x,y,0);
uhist[i]->hMatrix->SetBinError(x,y,0);
}
sum+=uhist[i]->hMatrix->GetBinContent(x,y);
}
for (int x=1;x<=uhist[i]->hMatrix->GetNbinsX();x++) {
double ratio = 1;
uhist[i]->hMatrix->SetBinContent(x,y,uhist[i]->hMatrix->GetBinContent(x,y)*ratio);
uhist[i]->hMatrix->SetBinError(x,y,uhist[i]->hMatrix->GetBinError(x,y)*ratio);
}
}
}
uhist[i]->hResponse = (TH2F*)uhist[i]->hMatrix->Clone(Form("hResponse_cent%d",i));
TH1F *hProj = (TH1F*)uhist[i]->hResponse->ProjectionY(Form("hProj_cent%d",i));
for (int y=1;y<=uhist[i]->hResponse->GetNbinsY();y++) {
double sum=0;
for (int x=1;x<=uhist[i]->hResponse->GetNbinsX();x++) {
if (uhist[i]->hResponse->GetBinContent(x,y)<=1*uhist[i]->hResponse->GetBinError(x,y)) {
uhist[i]->hResponse->SetBinContent(x,y,0);
uhist[i]->hResponse->SetBinError(x,y,0);
}
sum+=uhist[i]->hResponse->GetBinContent(x,y);
}
cout << "bin " << y << " sum: " << sum << endl;
if (sum==0) continue;
double ratio =1.;
ratio = 1./sum ;
cout << "ratio: "<< ratio << endl;
for (int x=1;x<=uhist[i]->hResponse->GetNbinsX();x++) {
// if (uhist[i]->hMeas->GetBinContent(y)==0) ratio = 1e-100/sum;
// else ratio = uhist[i]->hMeas->GetBinContent(y)/sum;
// if (hProj->GetBinContent(y)==0) ratio = 1e-100/sum;
//else ratio = hProj->GetBinContent(y)/sum;
uhist[i]->hResponse->SetBinContent(x,y,uhist[i]->hResponse->GetBinContent(x,y)*ratio);
uhist[i]->hResponse->SetBinError(x,y,uhist[i]->hResponse->GetBinError(x,y)*ratio);
}
sum=0;
for (int x=1;x<=uhist[i]->hResponse->GetNbinsX();x++) {
if (uhist[i]->hResponse->GetBinContent(x,y)<=1*uhist[i]->hResponse->GetBinError(x,y)) {
uhist[i]->hResponse->SetBinContent(x,y,0);
uhist[i]->hResponse->SetBinError(x,y,0);
}
sum+=uhist[i]->hResponse->GetBinContent(x,y);
}
cout << "integral: "<< sum << endl;
}
uhist[i]->hResponseNorm = (TH2F*)uhist[i]->hMatrix->Clone(Form("hResponseNorm_cent%d",i));
for (int x=1;x<=uhist[i]->hResponseNorm->GetNbinsX();x++) {
double sum=0;
for (int y=1;y<=uhist[i]->hResponseNorm->GetNbinsY();y++) {
if (uhist[i]->hResponseNorm->GetBinContent(x,y)<=0*uhist[i]->hResponseNorm->GetBinError(x,y)) {
uhist[i]->hResponseNorm->SetBinContent(x,y,0);
uhist[i]->hResponseNorm->SetBinError(x,y,0);
}
sum+=uhist[i]->hResponseNorm->GetBinContent(x,y);
}
for (int y=1;y<=uhist[i]->hResponseNorm->GetNbinsY();y++) {
if (sum==0) continue;
double ratio = 1./sum;
uhist[i]->hResponseNorm->SetBinContent(x,y,uhist[i]->hResponseNorm->GetBinContent(x,y)*ratio);
uhist[i]->hResponseNorm->SetBinError(x,y,uhist[i]->hResponseNorm->GetBinError(x,y)*ratio);
}
}
//if (!useMatrixFromFile) uhist[i]->hMatrixFit = uhist[i]->hMatrix; //MODIFIED 5-12
if (!useMatrixFromFile) uhist[i]->hMatrixFit = uhist[i]->hResponseNorm;
uhist[i]->hMatrixFit->SetName(Form("hMatrixFit_cent%d",i));
}
/*
TCanvas * cMatrix = new TCanvas("cMatrix","Matrix",800,400);
cMatrix->Divide(2,1);
// cMatrix->cd(1);
*/
for (int i=0;i<=nbins_cent;i++){
cMatrix->cd(i+1);
// cMatrix->cd(i+1);
uhist[i]->hResponse->SetTitleOffset(1.4, "Y");
uhist[i]->hResponse->SetTitleOffset(1.2, "X");
// if(isMC)uhist[i]->hResponse->SetMinimum(1.e-8);
// else
uhist[i]->hResponse->SetMinimum(1.e-10);
//uhist[i]->hResponse->DrawCopy("colz");
uhist[i]->hMatrixFit->SetMinimum(1E-4);
uhist[i]->hMatrixFit->SetTitleOffset(1.4, "Y");
uhist[i]->hMatrixFit->SetTitleOffset(1.2, "X");
uhist[i]->hMatrixFit->Draw("colz");
cMatrix->cd(i+1)->Modified();
cMatrix->cd(i+1);
}
// cMatrix->SetSelected(cMatrix);
cMatrix->Update();
pbpb_Unfo->cd();
cout << "==================================== UNFOLD ===================================" << endl;
//char chmet[100];
// ======================= Reconstructed pp and PbPb spectra =========================================================
TCanvas * cPbPb = new TCanvas("cPbPb","Comparison",600,600);
//cPbPb->Divide(2,1);
cPbPb->cd(1);
TH1F *hRecoBW[nbins_cent+1], *hRecoBinByBinBW[nbins_cent+1], *hMeasBW[nbins_cent+1], *hGenBW[nbins_cent+1], *hReproducedBW[nbins_cent+1], *hRecoSVDBW[nbins_cent+1], *hRecoRooUnfoldBW[nbins_cent+1];
//cPbPbMeas->Divide(2,1);
//cPbPbMeas->cd(1);
int i=0;
//for (int i=0;i<nbins_cent;i++) {
cPbPb->cd(i+1)->SetLogy();
// Do Bin-by-bin
TH1F *hBinByBinCorRaw = (TH1F*)uhist[i]->hResponse->ProjectionY(); hBinByBinCorRaw->Sumw2();
TH1F *hMCGen = (TH1F*)uhist[i]->hResponse->ProjectionX(); hMCGen->Sumw2(); // gen
for(int jj=1; jj<=hBinByBinCorRaw->GetNbinsX(); jj++){
//cout << "Y, bin " << jj << " " << hBinByBinCorRaw->GetBinContent(jj) << endl;
}
for(int jj=1; jj<=hMCGen->GetNbinsX(); jj++){
//cout << "X, bin " << jj << " " << hMCGen->GetBinContent(jj) << endl;
}
hBinByBinCorRaw->Divide(hMCGen);
TF1 *f = new TF1("f","[0]+[1]*x");
hBinByBinCorRaw->Fit("f","LL ","",recoJetPtCut,850);
TH1F* hBinByBinCor = (TH1F*)hBinByBinCorRaw->Clone();//functionHist(f,hBinByBinCorRaw,Form("hBinByBinCor_cent%d",i));
uhist[i]->hRecoBinByBin = (TH1F*) uhist[i]->hMeas->Clone(Form("hRecoBinByBin_cent%d",i));
uhist[i]->hRecoBinByBin->Divide(hBinByBinCor);
// Do unfolding
//if (isMC) uhist[i]->hMeas = (TH1F*)uhist[i]->hMatrix->ProjectionY()->Clone(Form("hMeas_cent%d",i));
TH1F *hPrior;//=(TH1F*) functionHist(fPow,uhist[i]->hMeas,Form("hPrior_cent%d",i));
hPrior = (TH1F*)uhist[i]->hGen->Clone(Form("hPrior_cent%d",i));
//if(priorGenOrBin) hPrior=(TH1F*)uhist[i]->hRecoBinByBin->Clone(Form("hPrior_cent%d",i));
//else hPrior=(TH1F*)uhist[i]->hGen->Clone(Form("hPrior_cent%d",i));
//hPrior = (TH1F*)uhist[i]->hMeas->Clone(Form("hPrior_cent%d",i));
//TF1 *fSkew = new TF1("fShift","0.2/100.*x+0.7",50,600);
if(doSkew){
TF1 *fSkew = NULL;
if(doSkew==1)fSkew = new TF1("fShift","0.4/350.*x+0.755",40,400);
else fSkew = new TF1("fShift","-0.4/350.*x+1.25",40,400);
for(int ib=0;ib<hPrior->GetNbinsX();ib++){
hPrior->SetBinContent(ib+1,hPrior->GetBinContent(ib+1)*fSkew->Eval(hPrior->GetBinCenter(ib+1)));
uhist[i]->hMeas->SetBinContent(ib+1,uhist[i]->hMeas->GetBinContent(ib+1)*fSkew->Eval(uhist[i]->hMeas->GetBinCenter(ib+1)));
}
}
//hPrior=(TH1F*)uhist[i]->hRecoBinByBin->Clone("hPrior");
removeZero(hPrior);
for(int jj=1; jj<=hPrior->GetNbinsX(); jj++){
//cout << "hprior bin : " << jj << " bin center: " << hPrior->GetBinCenter(jj) << " content: " << hPrior->GetBinContent(jj) << endl;
}
// what's in yen-jie code
//prior myPrior(uhist[i]->hMatrix,uhist[i]->hMeas,0);
prior myPrior(uhist[i]->hMatrix,hPrior,0);
myPrior.unfold(uhist[i]->hMeas,nBayesianIter);
// TH1F *hReweighted = (TH1F*)(TH1F*)uhist[i]->hResponse->ProjectionY(Form("hReweighted_cent%d",i));
bayesianUnfold myUnfoldingJECSys(uhist[i]->hMatrixFit,hPrior,0);
myUnfoldingJECSys.unfold(uhist[i]->hMeasJECSys,nBayesianIter);
bayesianUnfold myUnfoldingSmearSys(uhist[i]->hMatrixFit,hPrior,0);
myUnfoldingSmearSys.unfold(uhist[i]->hMeasSmearSys,nBayesianIter);
bayesianUnfold myUnfolding(uhist[i]->hMatrix,hPrior,0); //changed to myPrior.hPrior from hPrior
myUnfolding.unfold(uhist[i]->hMeas,nBayesianIter);
//Lets use the real RooUnfold...
RooUnfoldResponse ruResponse(uhist[i]->hMatrix->ProjectionY(), uhist[i]->hMatrix->ProjectionX(), uhist[i]->hMatrix,"","");
RooUnfoldBayes unfoldBayes(&ruResponse, uhist[i]->hMeas, nBayesianIter);
RooUnfoldInvert unfoldBbyB(&ruResponse, uhist[i]->hMeas);
RooUnfoldSvd unfoldSVD(&ruResponse, uhist[i]->hMeas, nSVDIter);
cout << "Bayesian Unfold..." << endl;
uhist[i]->hRecoRooUnfold = (TH1F*)unfoldBayes.Hreco();
//cout << "Bin-by-bin Unfold..." << endl;
//uhist[i]->hRecoBinByBin = (TH1F*)unfoldBbyB.Hreco();
cout << "SVD Unfold..." << endl;
uhist[i]->hRecoSVD = (TH1F*)unfoldSVD.Hreco();
delete hBinByBinCorRaw;
delete hMCGen;
// Iteration Systematics
for (int j=-1;j<=3;j++)
{
if(j==0) continue;
//bayesianUnfold myUnfoldingSys(uhist[i]->hMatrix,hPrior,0);
//myUnfoldingSys.unfold(uhist[i]->hMeas,j);
//RooUnfoldBayes unfoldSys(&ruResponse, uhist[i]->hMeas, j);
//uhist[i]->hRecoIterSys[j] = (TH1F*) myUnfoldingSys.hPrior->Clone(Form("hRecoRAA_IterSys%d_cent%d",j,i));
//switching to SVD systematics
RooUnfoldSvd unfoldSVDsys(&ruResponse, uhist[i]->hMeas, nSVDIter+j);
TH1F *hClone = (TH1F*)unfoldSVDsys.Hreco();
if(j<0) uhist[i]->hRecoIterSys[j+1] = (TH1F*)hClone->Clone(Form("hRecoRAA_IterSys%d_cent%d",j+1,i));
else uhist[i]->hRecoIterSys[j] = (TH1F*)hClone->Clone(Form("hRecoRAA_IterSys%d_cent%d",j,i));
hClone->Delete();
}
//uhist[i]->hMeas = (TH1F*)unfold.Hmeasured();
uhist[i]->hReco = (TH1F*) uhist[i]->hRecoIterSys[3]->Clone(Form("Unfolded_cent%i",i));
uhist[i]->hRecoJECSys = (TH1F*) myUnfoldingJECSys.hPrior->Clone(Form("UnfoldedJECSys_cent%i",i));
uhist[i]->hRecoSmearSys = (TH1F*) myUnfoldingSmearSys.hPrior->Clone(Form("UnfoldedSmearSys_cent%i",i));
uhist[i]->hRecoBinByBin->SetName(Form("UnfoldedBinByBin_cent%i",i));
if (doToy) {
TCanvas *cToy = new TCanvas("cToy","toy",600,600);
cToy->cd();
int nExp=1000;
TH1F *hTmp[nbins_truth+1];
TH1F *hTmp2[nbins_truth+1];
for (int j=1;j<=nbins_truth;j++) {
hTmp[j] = new TH1F(Form("hTmp%d",j),"",200,0,10.+uhist[i]->hReco->GetBinContent(j)*2);
hTmp2[j] = new TH1F(Form("hTmp2%d",j),"",200,0,10.+uhist[i]->hRecoBinByBin->GetBinContent(j)*2);
}
for (int exp =0; exp<nExp; exp++) {
TH1F *hToy = (TH1F*)uhist[i]->hMeas->Clone();
TH2F *hMatrixToy = (TH2F*)uhist[i]->hMatrixFit->Clone();
hToy->SetName("hToy");
if (exp%100==0) cout <<"Pseudo-experiment "<<exp<<endl;
for (int j=1;j<=hToy->GetNbinsX();j++) {
double value = gRandom->Poisson(uhist[i]->hMeas->GetBinContent(j));
hToy->SetBinContent(j,value);
}
for (int j=1;j<=hMatrixToy->GetNbinsX();j++) {
for (int k=1;k<=hMatrixToy->GetNbinsY();k++) {
double value = gRandom->Gaus(uhist[i]->hMatrixFit->GetBinContent(j,k),uhist[i]->hMatrixFit->GetBinError(j,k));
hMatrixToy->SetBinContent(j,k,value);
}
}
prior myPriorToy(hMatrixToy,hToy,0.0);
myPriorToy.unfold(hToy,1);
bayesianUnfold myUnfoldingToy(hMatrixToy,myPriorToy.hPrior,0.0);
myUnfoldingToy.unfold(hToy,nBayesianIter);
TH1F *hRecoTmp = (TH1F*) myUnfoldingToy.hPrior->Clone();
for (int j=1;j<=hRecoTmp->GetNbinsX();j++) {
hTmp[j]->Fill(hRecoTmp->GetBinContent(j));
}
delete hToy;
delete hRecoTmp;
delete hMatrixToy;
}
TF1 *fGaus = new TF1("fGaus","[0]*TMath::Gaus(x,[1],[2])");
for (int j=1;j<=nbins_truth;j++)
{
f->SetParameters(hTmp[j]->GetMaximum(),hTmp[j]->GetMean(),hTmp[j]->GetRMS());
if (hTmp[j]->GetMean()>0) {
hTmp[j]->Fit(fGaus,"LL Q ");
hTmp[j]->Fit(fGaus,"LL Q ");
uhist[i]->hReco->SetBinError(j,f->GetParameter(2));
}
f->SetParameters(hTmp2[j]->GetMaximum(),hTmp2[j]->GetMean(),hTmp2[j]->GetRMS());
if (hTmp2[j]->GetMean()>0) {
hTmp2[j]->Fit(fGaus,"LL Q ");
hTmp2[j]->Fit(fGaus,"LL Q ");
uhist[i]->hRecoBinByBin->SetBinError(j,f->GetParameter(2));
}
delete hTmp[j];
delete hTmp2[j];
}
cPbPb->cd(i+1);
}
uhist[i]->hReco = rebin(uhist[i]->hReco, Form("hMeas_cent%d",i));
uhist[i]->hGen = rebin(uhist[i]->hGen, Form("hGen_cent%d",i));
if(i==0){
cPbPb->cd();
uhist[i]->hMeas->SetMarkerStyle(20);
uhist[i]->hMeas->SetMarkerColor(2);
uhist[i]->hReco->SetMarkerStyle(25);
uhist[i]->hReco->SetName(Form("hReco_cent%d",i));
uhist[i]->hReco->SetXTitle("p_{T} (GeV/c)");
uhist[i]->hReco->SetYTitle("dN/dp_{T} (GeV/c)^{-1}");
uhist[i]->hReco->GetXaxis()->SetNdivisions(505);
//uhist[i]->hReco->Draw("");
uhist[i]->hReco->SetAxisRange(40.,400.,"X");
if(i==0) uhist[i]->hReco->Draw(""); //bayesian unfolding
uhist[i]->hGen->SetLineWidth(2);
uhist[i]->hGen->SetLineColor(2);
//if(isMC)uhist[i]->hGen->Draw("hist same");
//uhist[i]->hReco->Draw("same");
uhist[i]->hRecoBinByBin->SetMarkerStyle(28);
if(i==0) uhist[i]->hRecoBinByBin->Draw("same"); //bin-by-bin
uhist[i]->hReco->SetAxisRange(40.,400.);
TH1F *hReproduced = (TH1F*)myUnfolding.hReproduced->Clone(Form("hReproduced_cent%d",i));
//TH1F *hReproduced = (TH1F*)unfold.Hmeasured()->Clone(Form("hReproduced_cent%d",i));
hReproduced->SetMarkerColor(4);
hReproduced->SetMarkerStyle(24);
//uhist[i]->hMeas->Draw("same");
uhist[i]->hRecoSVD->SetMarkerColor(kGreen+2);
uhist[i]->hRecoRooUnfold->SetMarkerColor(kViolet+2);
hRecoBW[i] = (TH1F*)uhist[i]->hReco->Clone(Form("hReco%d",i));
hRecoBinByBinBW[i] = (TH1F*)uhist[i]->hRecoBinByBin->Clone(Form("hRecoBinByBin%d",i));
hMeasBW[i] = (TH1F*)uhist[i]->hMeas->Clone(Form("hMeas%d",i));
hGenBW[i] = (TH1F*)uhist[i]->hGen->Clone(Form("hGen%d",i));
hReproducedBW[i] = (TH1F*) hReproduced->Clone(Form("hReproduced%d",i));
hRecoSVDBW[i] = (TH1F*)uhist[i]->hRecoSVD->Clone(Form("hRecoSVD%d",i));
hRecoRooUnfoldBW[i] = (TH1F*)uhist[i]->hRecoRooUnfold->Clone(Form("hRecoRooUnfold%d",i));
}
cout << " checkpoint 1" << endl;
divideBinWidth(hRecoBW[i]);
divideBinWidth(hGenBW[i]);
divideBinWidth(hRecoBinByBinBW[i]);
divideBinWidth(hMeasBW[i]);
divideBinWidth(hReproducedBW[i]);
divideBinWidth(hRecoSVDBW[i]);
divideBinWidth(hRecoRooUnfoldBW[i]);
if(i==0) hRecoBW[i]->Draw();
if(i==0) if(isMC)hGenBW[i]->Draw("hist,same");
if(i==0) hRecoBinByBinBW[i]->Draw("same");
if(i==0) hMeasBW[i]->Draw("same");
if(i==0) hRecoSVDBW[i]->Draw("same");
if(i==0) hRecoRooUnfoldBW[i]->Draw("same");
cout << "checkpoint 1.5" << endl;
if(i==0) tpbpb->Draw();
//else tpp->Draw();
if(i==0){
uhist[i]->hReco->SetTitle("Baysian Unfolded");
uhist[i]->hRecoBinByBin->SetTitle("Bin-by-bin Unfolded");
cout << "checkpoint 1.6" << endl;
TLegend *leg = new TLegend(0.45,0.65,0.85,0.90);
leg->SetBorderSize(0);
leg->SetFillStyle(0);
leg->SetTextFont(42);
leg->AddEntry(uhist[i]->hMeas,"Measured","pl");
leg->AddEntry(uhist[i]->hReco,"Bayesian unfolded","pl");
leg->AddEntry(uhist[i]->hRecoBinByBin,"Bin-by-bin unfolded","pl");
leg->AddEntry(uhist[i]->hRecoSVD,"SVD unfolded","pl");
leg->AddEntry(uhist[i]->hRecoRooUnfold,"RooUnfold Bayesian","pl");
if(isMC)leg->AddEntry(uhist[i]->hGen,"Generator level truth","l");
if(i==0) leg->Draw();
//cout << "drawn" << endl;
}
cout << "iter " << i << endl;
cout << "checkpoint 2" << endl;
if(i==0){
TCanvas * cPbPbMeas = new TCanvas("cPbPbMeas","Measurement",600,600);
cPbPbMeas->cd();
cPbPbMeas->SetLogy();
//uhist[i]->hMeas->SetAxisRange(0,600,"X");
//uhist[i]->hMeas->Draw();
//hReproduced->Draw("same");
cout << "checkpoint 3" << endl;
hMeasBW[i]->SetAxisRange(40,400,"x");
hMeasBW[i]->SetXTitle("p_{T} (GeV/c)");
hMeasBW[i]->SetYTitle("dN/p_{T} (GeV/c)^{-1}");
cout << "checkpoint 4" << endl;
if(i==0) hMeasBW[i]->Draw();
if(i==0) hReproducedBW[i]->Draw("same");
cout << "checkpoint 5" << endl;
if(i==0) tpbpb->Draw();
//else tpp->Draw();
TLegend *leg2 = new TLegend(0.5,0.6,0.85,0.9);
leg2->SetBorderSize(0);
leg2->SetFillStyle(0);
leg2->SetTextFont(42);
leg2->AddEntry(uhist[i]->hMeas,"Measured","pl");
leg2->AddEntry(hReproducedBW[i],"Reproduced","pl");
if(i==0) leg2->Draw();
}
cout << "checkpoint 6" << endl;
pbpb_Unfo->cd();
for(int jj=0; jj<nbins_cent; jj++){
uhist[jj]->hMeas->Write();
uhist[jj]->hReco->Write();
uhist[jj]->hRecoBinByBin->Write();
uhist[jj]->hGen->Write();
uhist[jj]->hRecoSVD->SetNameTitle(Form("hRecoSVD%d",jj), Form("hRecoSVD%d",jj));
uhist[jj]->hRecoSVD->Write();
uhist[jj]->hRecoRooUnfold->SetNameTitle(Form("hRecoRooUnfold%d",jj),Form("hRecoRooUnfold%d",jj));
uhist[jj]->hRecoRooUnfold->Write();
hMeasBW[jj]->Write();
hRecoBW[jj]->Write();
hGenBW[jj]->Write();
hRecoBinByBinBW[jj]->Write();
hReproducedBW[jj]->Write();
for(int jiter=0; jiter<4; jiter++){
uhist[jj]->hRecoIterSys[jiter]->Write();
}
}
uhist[nbins_cent]->hGen = rebin(uhist[nbins_cent]->hGen, Form("hGen_cent%d",nbins_cent));
divideBinWidth(uhist[nbins_cent]->hGen);
uhist[nbins_cent]->hGen->Write();
SysData systematics;
TLine *line = new TLine(40.,1,400.,1);
// Iteration systematics
TCanvas *cIterSys = new TCanvas("cIterSys","cIterSys",600,600);
cIterSys->cd();
/*//cIterSys->Divide(2,1);
cIterSys->cd(2);
cIterSys->GetPad(2)->SetGridy();
TH1F *hRecoIterSysPP[100];
TH1F *hRebinPP_tmp = rebin(uhist[nbins_cent]->hReco, (char*)"hRebinPP_tmp");
TLegend *legBayesianIterPP = myLegend(0.4,0.7,0.9,0.9);
legBayesianIterPP->SetTextFont(42);
//legBayesianIterPP->AddEntry("","pp","");
for (int j=2;j<nBayesianIter;j++) {
hRecoIterSysPP[j] = rebin(uhist[nbins_cent]->hRecoIterSys[j],Form("hRecoIterSysPP_IterSys%d",j));
hRecoIterSysPP[j]->SetLineColor(colorCode[j-2]);
hRecoIterSysPP[j]->SetMarkerColor(colorCode[j-2]);
hRecoIterSysPP[j]->Divide(hRebinPP_tmp);
if (j==2){
makeHistTitle(hRecoIterSysPP[j],(char*)"",(char*)"Jet p_{T} (GeV/c)",(char*)"Ratio (Nth Iteration / Nominal)");
hRecoIterSysPP[j]->SetTitleOffset(1.4,"Y");
hRecoIterSysPP[j]->SetTitleOffset(1.2,"X");
hRecoIterSysPP[j]->SetAxisRange(40.,400.,"X");
hRecoIterSysPP[j]->SetAxisRange(0.8,1.2,"Y");
hRecoIterSysPP[j]->Draw("hist");
} else {
hRecoIterSysPP[j]->Draw("hist,same");
}