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readxml_B.cc
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#include <iostream>
#include <cstdlib>
#include "TH1F.h"
#include "TMath.h"
#include "TGraph.h"
#include "TCanvas.h"
#include "TXMLEngine.h"
#include "Tools.h"
#include "TGaxis.h"
#include "TLegend.h"
#include <map>
#include <string>
#include <cmath>
#include "TChain.h"
#include "TFile.h"
#include "TTree.h"
#include "TString.h"
#include "TObjString.h"
#include "TSystem.h"
#include "TROOT.h"
#include "TCanvas.h"
#include "Rtypes.h"
#include "TF1.h"
#include <fstream>
#define BIN_NUM 100
#define Nsigma 2
TString channel = "Bs_trkPt";
void calRatio(float* results)
{
TFile* inputB;
TFile* inputS;
TTree *signal;
TTree *background;
TTree *generated;
if(channel=="Bplus" || channel=="Bplus_chi2" || channel=="Bplus_chi2_trkPt" || channel=="Bplus_trkPt")
{
inputB = new TFile("/export/d00/scratch/jwang/nt_20140418_PAMuon_HIRun2013_PromptrecoAndRereco_v1_MuonMatching_CandBase_skim.root");
inputS = new TFile("/export/d00/scratch/jwang/nt_BoostedMC_20140418_Kp_TriggerMatchingMuon_CandBase_skim.root");
signal = (TTree*)inputS->Get("ntKp");
background = (TTree*)inputB->Get("ntKp");
generated = (TTree*)inputS->Get("ntGen");
}
if(channel=="Bzero_chi2" || channel=="Bzero_tktkmass" || channel=="Bzero_chi2_trkPt" || channel=="Bzero_trkPt")
{
inputB = new TFile("/export/d00/scratch/jwang/nt_20140418_PAMuon_HIRun2013_PromptrecoAndRereco_v1_MuonMatching_CandBase_skim.root");
inputS = new TFile("/export/d00/scratch/jwang/nt_BoostedMC_20140418_Kstar_TriggerMatchingMuon_CandBase_skim.root");
signal = (TTree*)inputS->Get("ntKstar");
background = (TTree*)inputB->Get("ntKstar");
generated = (TTree*)inputS->Get("ntGen");
}
if(channel=="Bs" || channel=="Bs_tktkmass" || channel=="Bs_chi2" || channel=="Bs_tktkmass_trkPt" || channel=="Bs_chi2_trkPt" || channel=="Bs_trkPt")
{
inputB = new TFile("/export/d00/scratch/jwang/nt_20140418_PAMuon_HIRun2013_PromptrecoAndRereco_v1_MuonMatching_CandBase_skim.root");
inputS = new TFile("/export/d00/scratch/jwang/nt_BoostedMC_20140418_Phi_TriggerMatchingMuon_CandBase_skim.root");
signal = (TTree*)inputS->Get("ntphi");
background = (TTree*)inputB->Get("ntphi");
generated = (TTree*)inputS->Get("ntGen");
}
int i,j;
int nentriesS,nentriesB,nentriesG;
double maxy;
TString basic_cut_data;
TString basic_cut_mc;
TString basic_cut_gen;
if(channel=="Bplus")
{
basic_cut_data="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&((Run>=210498&&Run<=211256&&abs(y+0.465)<1.93)||(Run>=211313&&Run<=211631&&abs(y-0.465)<1.93))&&(pt>10.)&&trk1Pt>0.9&&abs(mass-5.279)>0.2&&abs(mass-5.279)<0.3";
basic_cut_mc="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&abs(y+0.465)<1.93&&(pt>10.)&&trk1Pt>0.9&&gen==22233";
basic_cut_gen="abs(y+0.465)<1.93&&(pt>10.)&&isSignal==1";
}
if(channel=="Bplus_chi2")
{
basic_cut_data="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&((Run>=210498&&Run<=211256&&abs(y+0.465)<1.93)||(Run>=211313&&Run<=211631&&abs(y-0.465)<1.93))&&(pt>10.)&&isbestchi2&&abs(mass-5.279)>0.2&&abs(mass-5.279)<0.3";
basic_cut_mc="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&abs(y+0.465)<1.93&&(pt>10.)&&isbestchi2&&gen==22233";
basic_cut_gen="abs(y+0.465)<1.93&&(pt>10.)&&isSignal==1";
}
if(channel=="Bplus_chi2_trkPt")
{
basic_cut_data="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&((Run>=210498&&Run<=211256&&abs(y+0.465)<1.93)||(Run>=211313&&Run<=211631&&abs(y-0.465)<1.93))&&(pt>10.)&&isbestchi2&&abs(mass-5.279)>0.2&&abs(mass-5.279)<0.3&&trk1Pt>0.9";
basic_cut_mc="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&abs(y+0.465)<1.93&&(pt>10.)&&isbestchi2&&gen==22233&&trk1Pt>0.9";
basic_cut_gen="abs(y+0.465)<1.93&&(pt>10.)&&isSignal==1";
}
if(channel=="Bplus_trkPt")
{
basic_cut_data="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&((Run>=210498&&Run<=211256&&abs(y+0.465)<1.93)||(Run>=211313&&Run<=211631&&abs(y-0.465)<1.93))&&(pt>10.)&&abs(mass-5.279)>0.2&&abs(mass-5.279)<0.3&&trk1Pt>0.9";
basic_cut_mc="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&abs(y+0.465)<1.93&&(pt>10.)&&gen==22233&&trk1Pt>0.9";
basic_cut_gen="abs(y+0.465)<1.93&&(pt>10.)&&isSignal==1";
}
if(channel=="Bzero_tktkmass")
{
basic_cut_data="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&((Run>=210498&&Run<=211256&&abs(y+0.465)<1.93)||(Run>=211313&&Run<=211631&&abs(y-0.465)<1.93))&&(pt>=10.)&&isbesttktkmass&&abs(mass-5.279)>0.2&&abs(mass-5.279)<0.3";
basic_cut_mc="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&abs(y+0.465)<1.93&&(pt>=10.)&&isbesttktkmass&&(gen==22233||gen==41000)";
basic_cut_gen="abs(y+0.465)<1.93&&(pt>10.)&&(isSignal==4||isSignal==5)";
}
if(channel=="Bzero_chi2_trkPt")
{
basic_cut_data="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&((Run>=210498&&Run<=211256&&abs(y+0.465)<1.93)||(Run>=211313&&Run<=211631&&abs(y-0.465)<1.93))&&(pt>10.)&&isbestchi2&&abs(mass-5.279)>0.2&&abs(mass-5.279)<0.3&&trk1Pt>0.7&&trk2Pt>0.7";
basic_cut_mc="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&abs(y+0.465)<1.93&&(pt>10.)&&isbestchi2&&(gen==22233||gen==41000)&&trk1Pt>0.7&&trk2Pt>0.7";
basic_cut_gen="abs(y+0.465)<1.93&&(pt>10.)&&(isSignal==4||isSignal==5)";
}
if(channel=="Bzero_trkPt")
{
basic_cut_data="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&((Run>=210498&&Run<=211256&&abs(y+0.465)<1.93)||(Run>=211313&&Run<=211631&&abs(y-0.465)<1.93))&&(pt>10.)&&abs(mass-5.279)>0.2&&abs(mass-5.279)<0.3&&trk1Pt>0.7&&trk2Pt>0.7";
basic_cut_mc="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&abs(y+0.465)<1.93&&(pt>10.)&&(gen==22233||gen==41000)&&trk1Pt>0.7&&trk2Pt>0.7";
basic_cut_gen="abs(y+0.465)<1.93&&(pt>10.)&&(isSignal==4||isSignal==5)";
}
if(channel=="Bs")
{
basic_cut_data="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&((Run>=210498&&Run<=211256&&abs(y+0.465)<1.93)||(Run>=211313&&Run<=211631&&abs(y-0.465)<1.93))&&(pt>10.)&&trk1Pt>0.7&&trk2Pt>0.7&&abs(mass-5.366)>0.2&&abs(mass-5.366)<0.3&&trk1Pt>0.7&&trk2Pt>0.7";
basic_cut_mc="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&abs(y+0.465)<1.93&&(pt>10.)&&trk1Pt>0.7&&trk2Pt>0.7&&gen==22233";
basic_cut_gen="abs(y+0.465)<1.93&&(pt>10.)&&(isSignal==6)";
}
if(channel=="Bs_tktkmass")
{
basic_cut_data="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&((Run>=210498&&Run<=211256&&abs(y+0.465)<1.93)||(Run>=211313&&Run<=211631&&abs(y-0.465)<1.93))&&(pt>10.)&&isbesttktkmass&&abs(mass-5.366)>0.2&&abs(mass-5.366)<0.3";
basic_cut_mc="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&abs(y+0.465)<1.93&&(pt>10.)&&isbesttktkmass&&gen==22233";
basic_cut_gen="abs(y+0.465)<1.93&&(pt>10.)&&(isSignal==6)";
}
if(channel=="Bs_tktkmass_trkPt")
{
basic_cut_data="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&((Run>=210498&&Run<=211256&&abs(y+0.465)<1.93)||(Run>=211313&&Run<=211631&&abs(y-0.465)<1.93))&&(pt>10.)&&isbesttktkmass&&abs(mass-5.366)>0.2&&abs(mass-5.366)<0.3&&trk1Pt>0.7&&trk2Pt>0.7";
basic_cut_mc="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&abs(y+0.465)<1.93&&(pt>10.)&&isbesttktkmass&&gen==22233&&trk1Pt>0.7&&trk2Pt>0.7";
basic_cut_gen="abs(y+0.465)<1.93&&(pt>10.)&&(isSignal==6)";
}
if(channel=="Bs_chi2_trkPt")
{
basic_cut_data="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&((Run>=210498&&Run<=211256&&abs(y+0.465)<1.93)||(Run>=211313&&Run<=211631&&abs(y-0.465)<1.93))&&(pt>10.)&&isbestchi2&&abs(mass-5.366)>0.2&&abs(mass-5.366)<0.3&&trk1Pt>0.7&&trk2Pt>0.7";
basic_cut_mc="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&abs(y+0.465)<1.93&&(pt>10.)&&isbestchi2&&gen==22233&&trk1Pt>0.7&&trk2Pt>0.7";
basic_cut_gen="abs(y+0.465)<1.93&&(pt>10.)&&(isSignal==6)";
}
if(channel=="Bs_trkPt")
{
basic_cut_data="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&((Run>=210498&&Run<=211256&&abs(y+0.465)<1.93)||(Run>=211313&&Run<=211631&&abs(y-0.465)<1.93))&&(pt>10.)&&abs(mass-5.366)>0.2&&abs(mass-5.366)<0.3&&trk1Pt>0.7&&trk2Pt>0.7";
basic_cut_mc="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&abs(y+0.465)<1.93&&(pt>10.)&&gen==22233&&trk1Pt>0.7&&trk2Pt>0.7";
basic_cut_gen="abs(y+0.465)<1.93&&(pt>10.)&&(isSignal==6)";
}
if(channel=="Bs_chi2")
{
basic_cut_data="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&((Run>=210498&&Run<=211256&&abs(y+0.465)<1.93)||(Run>=211313&&Run<=211631&&abs(y-0.465)<1.93))&&(pt>10.)&&isbestchi2&&abs(mass-5.366)>0.2&&abs(mass-5.366)<0.3";
basic_cut_mc="(HLT_PAMu3_v1)&&abs(mumumass-3.096916)<0.15&&abs(y+0.465)<1.93&&(pt>10.)&&isbestchi2&&gen==22233";
basic_cut_gen="abs(y+0.465)<1.93&&(pt>10.)&&(isSignal==6)";
}
//Fill histogram
TH1D* hmassS = new TH1D("hmassS","",50,5,6);
TH1D* hmassG = new TH1D("hmassG","",50,0,10);
TH1D* hmassB = new TH1D("hmassB","",50,0,10);
background->Project("hmassB","mass",basic_cut_data.Data());
signal->Project("hmassS","mass",basic_cut_mc.Data());
generated->Project("hmassG","isSignal",basic_cut_gen.Data());
//Get sigma
hmassS->GetXaxis()->SetTitle("B mass (Signal)");
hmassS->GetYaxis()->SetTitle("Entries");
TCanvas* cmassS = new TCanvas("cmassS","",200,10,600,600);
hmassS->Draw();
TF1* fmass = new TF1("fmass","[0]*Gaus(x,[1],[2])");
fmass->SetParLimits(2,0.01,0.05);
double setparam1=5.28;
if(channel=="Bs" || channel=="Bs_chi2" || channel=="Bs_tktkmass" || channel=="Bs_tktkmass_trkPt" || channel=="Bs_chi2_trkPt") setparam1=5.37;
double setparam2;
if(channel=="Bplus" || channel=="Bplus_chi2") setparam2=0.05;
if(channel=="Bzero_chi2" || channel=="Bzero_tktkmass" || channel=="Bzero_chi2_trkPt") setparam2=0.02;
if(channel=="Bs" || channel=="Bs_best" || channel=="Bs_tktkmass" || channel=="Bs_tktkmass_trkPt" || channel=="Bs_chi2_trkPt") setparam2=0.03;
fmass->SetParameter(1,setparam1);
fmass->SetParameter(2,setparam2);
hmassS->Fit("fmass","","",5,6);
cmassS->SaveAs(Form("plots/plot_%s/Signal.pdf",channel.Data()));
cmassS->SaveAs(Form("plots/plot_%s/Signal.png",channel.Data()));
float sigma=fmass->GetParameter(2);
//Background
hmassB->GetXaxis()->SetTitle("B mass (Background)");
hmassB->GetYaxis()->SetTitle("Entries");
TCanvas* cmassB = new TCanvas("cmassB","",200,10,600,600);
hmassB->Draw();
cmassB->SaveAs(Form("plots/plot_%s/Background.pdf",channel.Data()));
cmassB->SaveAs(Form("plots/plot_%s/Background.png",channel.Data()));
nentriesB = hmassB->GetEntries();
nentriesS = hmassS->GetEntries();
nentriesG = hmassG->GetEntries();
//Get fonll
ifstream getdata("fo_pPb_pt.dat");
if(!getdata.is_open())
{
cout<<"Opening the file fails"<<endl;
}
float central[220],pt[220];
float tem;
for(i=0;i<220;i++)
{
getdata>>pt[i];
getdata>>central[i];
getdata>>tem;
getdata>>tem;
getdata>>tem;
getdata>>tem;
getdata>>tem;
getdata>>tem;
getdata>>tem;
getdata>>tem;
}
double yieldBplus=0,yieldBzero=0,yieldBs=0;
for(i=20;i<220;i++)
{
//cout<<i<<" "<<pt[i]<<" "<<central[i]<<endl;
yieldBplus+=central[i]*2*(35.e-3)*0.401*208*(6.09604e-5)*0.25;
yieldBzero+=central[i]*2*(35.e-3)*0.401*208*(5.244e-5)*0.25;
yieldBs+=central[i]*2*(35.e-3)*0.105*208*(2.89977e-5)*0.25;
}
float effacc=nentriesS*1.0/nentriesG;
cout<<"nentriesS "<<nentriesS<<" nentriesG "<<nentriesG<<endl;
if(channel=="Bplus" || channel=="Bplus_chi2" || channel=="Bplus_chi2_trkPt" || channel=="Bplus_trkPt")
{
results[0] = nentriesB*Nsigma*sigma/0.1;
results[1] = yieldBplus*effacc;
cout<<"# of bkg: "<<nentriesB<<" eff*acc: "<<effacc<<" sigma: "<<sigma<<" fonll expected: "<<yieldBplus<<endl;
cout<<"background weight: "<<nentriesB*Nsigma*sigma/0.1<<" signal weight: "<<yieldBplus*effacc<<endl;
}
if(channel=="Bzero_chi2" || channel=="Bzero_tktkmass" || channel=="Bzero_chi2_trkPt" || channel=="Bzero_trkPt")
{
results[0] = nentriesB*Nsigma*sigma/0.1;
results[1] = yieldBzero*effacc;
cout<<"# of bkg: "<<nentriesB<<" eff*acc: "<<effacc<<" sigma: "<<sigma<<" fonll expected: "<<yieldBzero<<endl;
cout<<"background weight: "<<nentriesB*Nsigma*sigma/0.1<<" signal weight: "<<yieldBzero*effacc<<endl;
}
if(channel=="Bs" || channel=="Bs_chi2" || channel=="Bs_tktkmass" || channel=="Bs_tktkmass_trkPt" || channel=="Bs_chi2_trkPt" || channel=="Bs_trkPt")
{
results[0] = nentriesB*Nsigma*sigma/0.1;
results[1] = yieldBs*effacc;
cout<<"# of bkg: "<<nentriesB<<" eff*acc: "<<effacc<<" sigma: "<<sigma<<" fonll expected: "<<yieldBs<<endl;
cout<<"background weight: "<<nentriesB*Nsigma*sigma/0.1<<" signal weight: "<<yieldBs*effacc<<endl;
}
}
void readxml()
{
//read weight file
cout<<"########### reading WEIGHTS files #############"<<endl;
double effS[100], effB[100],effSig[100],effBac[100];
const char* filename = Form("weights/%s/TMVAClassification_CutsGA.weights.xml",channel.Data());
void *doc = TMVA::gTools().xmlengine().ParseFile(filename,TMVA::gTools().xmlenginebuffersize());
cout<<"doc: "<<doc<<endl;
void* rootnode = TMVA::gTools().xmlengine().DocGetRootElement(doc); // node "MethodSetup"
cout<<"rootnode: "<<rootnode<<endl;
//gTools().ReadAttr(rootnode, "Method", fullMethodName);
void* weight = TMVA::gTools().GetChild(rootnode,"Weights");
cout<<"weight: "<<weight<<endl;
void* eff = TMVA::gTools().GetChild(weight,"Bin");
cout<<"eff: "<<eff<<endl;
int i=0;
while(eff)
{
//if(i%20==0) cout<<i<<endl;
TMVA::gTools().ReadAttr(eff, "effS", effS[i]);
TMVA::gTools().ReadAttr(eff, "effB", effB[i]);
eff = TMVA::gTools().GetNextChild(eff);
i++;
}
cout<<endl;
TMVA::gTools().xmlengine().FreeDoc(doc);
float wSignal=0;
float wBackground=0;
float* weights=new float[2];
calRatio(weights);
wSignal = weights[1];
wBackground = weights[0];
cout<<"wSignal: "<<wSignal<<" wBackground: "<<wBackground<<endl;
double max;
int maxindex;
effS[0]=0;
for(i=1;i<100;i++)
{
//if(i%10==0) cout<<i<<endl;
effSig[i] = wSignal*effS[i]/sqrt(wSignal*effS[i]+wBackground*effB[i]);
if(i==1)
{
max=effSig[1];
maxindex=1;
}
else if(effSig[i]>max)
{
max=effSig[i];
maxindex=i;
}
}
cout<<"maxindex: "<<effS[maxindex]<<" max:"<<max<<endl;
cout<<"################################################"<<endl;
cout<<endl;
TGraph* gsig = new TGraph(100,effS,effSig);
gsig->SetTitle("");
TCanvas* csig = new TCanvas("c1","",200,100,600,600);
csig->SetGrid();
gsig->Draw("A*");
TLegend* leg = new TLegend(0.08,0.91,0.15,0.98);
if(channel=="Bplus" || channel=="Bplus_chi2" || channel=="Bplus_chi2_trkPt" || channel=="Bplus_trkPt") leg->AddEntry("null", "B^{+}","");
if(channel=="Bzero_tktkmass" || channel=="Bzero_chi2" || channel=="Bzero_chi2_trkPt" || channel=="Bzero_trkPt") leg->AddEntry("null", "B^{0}","");
if(channel=="Bs" || channel=="Bs_chi2" || channel=="Bs_tktkmass" || channel=="Bs_tktkmass_trkPt" || channel=="Bs_chi2_trkPt" || channel=="Bs_trkPt") leg->AddEntry("null", "Bs","");
leg->SetFillColor(kWhite);
leg->Draw();
csig->SaveAs(Form("plots/plot_%s/sig-eff.pdf",channel.Data()));
csig->SaveAs(Form("plots/plot_%s/sig-eff.png",channel.Data()));
}