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Comparing UserCode/Jeng/scripts/ikstest.cc (file contents):
Revision 1.1 by jengbou, Tue Aug 31 16:01:45 2010 UTC vs.
Revision 1.8 by jengbou, Wed Sep 8 06:47:15 2010 UTC

#	Line 1 | Line 1
1	<	#include <vector>
2	<	#include <TFile.h>
3	<	#include <TH1.h>
4	<	#include <TH2.h>
5	<	#include <TLatex.h>
6	<	#include <TCanvas.h>
7	<	#include <TMath.h>
8	<	#include <TLegend.h>
9	<	#include <TObject.h>
10	<	#include <iostream>
11	<	#include <fstream>
12	<	#include <iomanip>
1	>	#include "ikstest.h"
2	>	#include "TopStyle/CMSTopStyle.cc"
3	>
4	>	//=================================
5	>	// Program to run IKS test
6	>	// * Input directories:
7	>	//   * Data: skimmed_Data_x.xxpb-1
8	>	//      => default selection : Data_<suffix>.root
9	>	//      => n-1 selection     : Data_<suffix>_<invName>.root
10	>	//   * MC  : skimmed_MC {QCD,WJets,TTbar...}
11	>	//      => default selection : QCD_<suffix>.root
12	>	//      => n-1 selection     : Data_<suffix>_<invName>.root
13	>	// * Upmost output dir specified by <desDir>
14	>	//   subdirectory created according to <useInv> and <realData>
15	>	//      => <desDir'><xyz><suffix>.pdf (.txt)
16	>	// * e.g. to do KS test on data with MC QCD shape in signal region:
17	>	//   useInv=false; realData=true
18	>	//=================================
19
20		using namespace std;
21
22	<	//define the constants
23	<	double const weight_QCD = 0.015292368;
24	<	double const weight_Wjets = 0.002665824;
25	<	double const weight_ttjets = 0.00009072;
26	<	Double_t const procQCD = 1.51;
27	<	Double_t const procWjets = 1.05;
22	<	Double_t const procttjets = 1.0;
23	<
24	<	struct testMC {
25	<	testMC(Double_t p = 0., Double_t sb = 0., Double_t ss = 0.){prob=p; scaleF_backg = sb; scaleF_sample = ss;}
26	<	Double_t prob;
27	<	Double_t scaleF_backg;
28	<	Double_t scaleF_sample;
22	>	//define the constants: 2.88/pb
23	>	const Double_t weight_[5]  = {0.0524313, //QCD
24	>	0.0089567, //WJets
25	>	0.000306,  //TTbar
26	>	0.0080911, //ZJets
27	>	0.000114   //STtch
28		};
29	+	const Double_t procQCD     = 1.46;
30	+	const Double_t procWJets   = 1.03;
31	+	const Double_t procTTbar   = 1.;
32	+	const Double_t procZJets   = 1.;
33	+	const Double_t procSTtch   = 1.;
34	+
35	+	// Output directory
36	+	TString baseDir = "Results_2.88pb-1_NEW/";
37	+	// User defined parameters
38	+	bool useInv     = false; // whether to use n-1 QCD template
39	+	bool realData   = false;
40	+	// Ntuples to use
41	+	TString suffix  = "Sel0"; // Suffix of selection
42	+	TString invNames[2] = {"RelIsogt0p1","D0gt0p02"};
43	+	map<TString,TCanvas*> cvs; // map of usual histogram
44	+	bool debug_ = false;
45	+
46	+	//=================================
47	+	// Main program
48	+	//=================================
49	+	void ikstest() {
50	+	CMSTopStyle style;
51	+	gROOT->SetStyle("CMS");
52	+	TLatex *latex = new TLatex();
53	+	latex->SetNDC();
54
55	<	//function for doing KS test
56	<	vector<testMC> doKStest(Double_t NmixS, Double_t Ns1, Double_t Ns2, TH1F* mixS, TH1F* s1, TH1F* s2) {
57	<	vector<testMC> output;
58	<	//define the scale factors
59	<	Double_t sf1 = 0.0; // QCD
60	<	Double_t sf2 = 0.0; // Wjets
37	<	//KS test
38	<	do {
39	<	sf1 = (NmixS - Ns2*sf2)/Ns1;
40	<	if (sf1 < 0) break;
41	<	//cout << "..........sf1 = " << sf1 << endl;
42	<	int nbins = mixS->GetNbinsX();
43	<	double xmin = mixS->GetXaxis()->GetBinLowEdge(1);
44	<	double xmax = mixS->GetXaxis()->GetBinUpEdge(nbins);
45	<	TH1F *test = new TH1F("test", "", nbins, xmin, xmax);
46	<	test -> Sumw2();
47	<	test -> Add(s1,s2,sf1,sf2);
48	<	//test->Scale(1./(1.*test->Integral()));
49	<	Double_t probability = test -> KolmogorovTest(mixS,"N");
50	<	testMC temp = testMC(probability,sf1,sf2);
51	<	output.push_back(temp);
52	<	//     cout << "probability = " << setw(15) << temp.prob
53	<	//       << "; sfQCD = "     << setw(10) << temp.scaleF_backg
54	<	//       << "; sfWjets = "   << setw(6)  << temp.scaleF_sample << endl;
55	<	delete test;
56	<	sf2 = sf2 + 0.001;
57	<	} while(sf1 > 0 && sf2 <= 4.0);
58	<	return output;
59	<	}
60	<
61	<	//get the maximum KS test result
62	<	testMC getMax(vector<testMC> vec) {
63	<	testMC maxKSRes;
64	<	Double_t maximum = 0.0;
65	<	for (size_t i = 0; i < vec.size(); i++) {
66	<	if (maximum < vec.at(i).prob)  {
67	<	maximum = vec.at(i).prob;
68	<	maxKSRes = vec.at(i);
55	>	struct stat stbDir;
56	>	if (stat(baseDir,&stbDir)){
57	>	cout << "Creating folder : " << baseDir << endl;
58	>	if (mkdir(baseDir,0755) == -1){
59	>	std::cerr << "Error creating folder" << endl;
60	>	return;
61		}
62		}
71	–	cout << "for maximum: " << maxKSRes.prob
72	–	<< "\tsb = " << maxKSRes.scaleF_backg
73	–	<< "\tss = " << maxKSRes.scaleF_sample << endl;
74	–	return maxKSRes;
75	–	}
63
64	<	void ikstest() {
65	<	//Style();
66	<	TLatex *latex = new TLatex();
67	<	latex->SetNDC();
64	>	int size_ninv = (useInv ? 2 : 1);
65	>	for (int ninv = 0;ninv < size_ninv; ++ninv) {
66	>	TString invName = invNames[ninv];
67	>	TString desDir;
68	>	// create output directory
69	>	if (!useInv) {
70	>	if (!realData) desDir = baseDir + "MC/";
71	>	else desDir = baseDir + "Data_MC/";
72	>	} else {
73	>	if (!realData) desDir = baseDir + "MC_"+invName+"/";
74	>	else desDir = baseDir + "Data_"+invName+"/";
75	>	}
76	>	struct stat stDir;
77	>	if (!stat(desDir,&stDir)){
78	>	cout << "Output folder exists! Continue to overwrite it? (enter to continue; 'q' for quit)" << endl;
79	>	char incmd;
80	>	cin.get(incmd);
81	>	if (incmd == 'q') return;
82	>	} else {
83	>	cout << "Creating folder : " << desDir << endl;
84	>	if (mkdir(desDir,0755) == -1){
85	>	std::cerr << "Error creating folder" << endl;
86	>	return;
87	>	}
88	>	}
89
90	<	ofstream outprint( "ikstest_results.txt" );
90	>	ofstream outprint(TString(desDir+"Results_"+suffix+".txt"));
91	>	//open the files with histograms
92	>	map<string,TFile*> mfile;
93	>	mfile.clear();
94	>	mfile["Data"] = TFile::Open(TString("skimmed_Data_2.88pb-1/Data_"+suffix+".root"));
95	>	// n-1 cuts
96	>	if (useInv) {
97	>	if (realData)
98	>	mfile["InvSel"] = TFile::Open(TString("skimmed_Data_2.88pb-1/Data_"+suffix+"_"+invName+".root"));
99	>	else
100	>	mfile["InvSel"] = TFile::Open(TString("skimmed_MC/v5/QCD_"+suffix+"_"+invName+".root"));
101	>	}
102	>	// RefSel MC
103	>	mfile["0"] = TFile::Open(TString("skimmed_MC/v5/QCD_"+suffix+".root"));
104	>	mfile["1"] = TFile::Open(TString("skimmed_MC/v5/WJets_"+suffix+".root"));
105	>	mfile["2"] = TFile::Open(TString("skimmed_MC/v5/TTbar_"+suffix+".root"));
106	>	mfile["3"] = TFile::Open(TString("skimmed_MC/v5/ZJets_"+suffix+".root"));
107	>	mfile["4"] = TFile::Open(TString("skimmed_MC/v5/STtch_"+suffix+".root"));
108	>
109	>	//define histograms and related parameters
110	>	string histoName[3] = {"h_mu_pt_calo","h_met_calo","h_mt_calo"};
111	>	string histoLabelX[3] = {"p_{T}^{#mu} [GeV/c]", "#slash{E}_{T} [GeV/c]", "M_{T}^{W} [GeV/c^{2}]"};
112	>	Int_t xbins[3] = {20,20,40};
113	>	Double_t xlow[3] = {0.,0.,0.};
114	>	Double_t xhigh[3] = {100.,100.,200.};
115	>	string sample[5] = {"QCD","WJets","TTbar","ZJets","STtch"};
116	>
117	>	TH1F* hMC_[5][3];   // MC histograms
118	>	TH1F* hData_[3];    // Data or mix MC
119	>	TH1F* hQCD_NEW[3];  // InvSel QCD shape
120	>	TH1F* hKSres_[3];
121	>	TH1F* hKSvalues_[3];
122	>	TH1F* hQCD_KS[3];
123	>	TH1F* hWJets_KS[3];
124	>
125	>	//load the histograms from the root files
126	>	for (int vi = 0; vi < 3; ++vi) {// 3 variables
127	>	//cout << "file[" << vi << "] : " << endl;
128	>	string nameNewHisto = "mix_"+histoName[vi];
129	>	string nameNewHistoSFKS = "finalSF_"+histoName[vi];
130	>	string nameNewHistoKSvalues = "KSvalues_"+histoLabelX[vi];
131	>
132	>	hData_[vi] = new TH1F(nameNewHisto.c_str(),"",xbins[vi],xlow[vi],xhigh[vi]);
133	>	hKSres_[vi] = new TH1F(nameNewHistoSFKS.c_str(),"",xbins[vi],xlow[vi],xhigh[vi]);
134	>	hKSvalues_[vi] = new TH1F(nameNewHistoKSvalues.c_str(),"",2./stepsize, stepsize, 2.+stepsize);
135	>
136	>	ostringstream ssc;
137	>	ssc << vi;
138	>
139	>	if (!useInv) {//use QCD MC sample
140	>	hQCD_NEW[vi] = (TH1F*) mfile["0"]->Get(TString(histoName[vi]))->Clone();
141	>	hQCD_NEW[vi] -> Scale(weight_[0]);
142	>	hQCD_NEW[vi] -> SetName(TString("InvSel_"+histoName[vi]+"_"+ssc.str()));
143	>	}
144	>	else {
145	>	hQCD_NEW[vi] = (TH1F*) mfile["InvSel"]->Get(TString(histoName[vi]))->Clone();
146	>	if (!realData) hQCD_NEW[vi] -> Scale(weight_[0]);
147	>	hQCD_NEW[vi] -> SetName(TString("InvSel_"+histoName[vi]+"_"+ssc.str()));
148	>	}
149	>	if (debug_) cout << "hQCD_NEW[" << vi << "] @ " << hQCD_NEW[vi] << endl;
150	>
151	>	hData_[vi] -> Sumw2();
152	>	hKSres_[vi] -> Sumw2();
153	>	hKSvalues_[vi] -> Sumw2();
154	>	}
155
156	<	//open the files with histograms
157	<	TFile *file[3];
158	<	file[0] = TFile::Open("InclusiveMu15_Spring10_all.root");
159	<	file[1] = TFile::Open("WJets_madgraph_Spring10_all.root");
160	<	file[2] = TFile::Open("TTbarJets_madgraph_Spring10_all.root");
161	<
162	<	//define histograms and related parameters
163	<	string histoN[3] = {"h_mu_pt","h_met0","h_mt0"};
164	<	string hQCD_new[3] = {"h_mu_pt","h_met0","h_mt0"};
165	<	string histoLabelX[3] = {"p_{T}^{good Muons}", "E_{T}^{#nu}", "m_{T}^{W}"};
166	<	Int_t xbins[3] = {10,30,30};
167	<	Double_t xlow[3] = {0.,0.,0.};
168	<	Double_t xhigh[3] = {100.,200.,200.};
169	<	string sample[3] = {"QCD","Wjets","ttjets"};
170	<
171	<	TH1F* h_[9];
172	<	TH1F* mixh_[3];
101	<	TH1F* hQCD_NEW[3];
102	<	TH1F* hKSres_[3];
103	<	TH1F* hKSvalues_[3];
104	<
105	<	//load the histograms from the root files
106	<	for (int i = 0; i < 3; i++) {// 3 variables
107	<	//cout << "file[" << i << "] : " << endl;
108	<	string nameNewHisto = "mix_"+histoN[i];
109	<	string nameNewHistoSFKS = "finalSF_"+histoN[i];
110	<	string nameNewHistoKSvalues = "KSvalues_"+histoLabelX[i];
111	<
112	<	mixh_[i] = new TH1F(nameNewHisto.c_str(),"",xbins[i],xlow[i],xhigh[i]);
113	<	hKSres_[i] = new TH1F(nameNewHistoSFKS.c_str(),"",xbins[i],xlow[i],xhigh[i]);
114	<	hKSvalues_[i] = new TH1F(nameNewHistoKSvalues.c_str(),"",300, 0.5, 300.5);
115	<	//cout << TString("demo/"+hQCD_new[i]) << endl;
116	<	hQCD_NEW[i] = (TH1F*)file[0]->Get(TString("demo/"+hQCD_new[i])); // corresponds to h_[i]; i=0..2 for now
117	<	hQCD_NEW[i] -> SetName((hQCD_new[i]).c_str());
118	<
119	<	mixh_[i] -> Sumw2();
120	<	hKSres_[i] -> Sumw2();
121	<	hKSvalues_[i] -> Sumw2();
122	<
123	<	for (int ihisto = 0; ihisto < 3; ihisto++) {
124	<	//cout << "Variable[" << ihisto << "]" << endl;
125	<	string histo_name = histoN[ihisto]+sample[i];
126	<	//cout << TString("demo/"+histoN[ihisto]) << endl;
127	<	h_[i*3+ihisto] = (TH1F*)file[i]->Get(TString("demo/"+histoN[ihisto]));
128	<	h_[i*3+ihisto] -> SetName(histo_name.c_str());
156	>	for (int n = 0; n < 5; ++n) {// 3 MC samples
157	>	for (int ihisto = 0; ihisto < 3; ihisto++) {// 3 variables
158	>	//cout << "Variable[" << ihisto << "]" << endl;
159	>	string histo_name = histoName[ihisto]+sample[n];
160	>	ostringstream ss;
161	>	ss << n;
162	>	hMC_[n][ihisto] = (TH1F*) mfile[ss.str()]->Get(TString(histoName[ihisto]))->Clone();
163	>	if (debug_) {
164	>	cout << "File[" << n << "] @" << mfile[ss.str()]
165	>	<< "; histo[" << ihisto << "] @ " <<  mfile[ss.str()]->Get(TString(histoName[ihisto]))
166	>	<<"; hMC_[" << n << "][" << ihisto << "] raw evts = "
167	>	<< setw(12) << hMC_[n][ihisto]->Integral();
168	>	}
169	>	hMC_[n][ihisto] -> Scale(weight_[n]);
170	>	hMC_[n][ihisto] -> SetName(TString("MC_"+sample[n]+"_"+histoName[ihisto]));
171	>	if (debug_) cout << "; weighted num evts = " << setw(8) << hMC_[n][ihisto]->Integral() << endl;
172	>	}
173		}
130	–	}
174
175	<	//create the mixed samples = "data"
176	<	for (int i = 0; i < 3; i++) {
177	<	mixh_[i] -> Add(h_[i],h_[i+3], procQCD,procWjets);
178	<	//mixh_[i] -> Add(mixh_[i],h_[i+6], 1,procttjets);
179	<	//cout << "histo_name: " << mixh_[0]->GetNbinsX() << endl;
180	<	}
175	>	//create the mixed samples = "data"
176	>	TString cvsName0 = "Data";
177	>	if (useInv) {
178	>	cvsName0 += "_";
179	>	cvsName0 += invName;
180	>	}
181	>	cvs[cvsName0] = new TCanvas(cvsName0,"Data distributions",600,700);
182	>	cvs[cvsName0]->Divide(3,1);
183	>	for (int i = 0; i < 3; i++) {
184	>	cvs[cvsName0]->cd(i+1);
185	>	if (!realData) {
186	>	hData_[i] -> Add(hMC_[0][i],hMC_[1][i], procQCD,procWJets);
187	>	hData_[i] -> Add(hMC_[2][i], procTTbar);
188	>	hData_[i] -> Add(hMC_[3][i], procZJets);
189	>	hData_[i] -> Add(hMC_[4][i], procSTtch);
190	>	}
191	>	else {
192	>	TH1F *htmp = (TH1F*) mfile["Data"]->Get(TString(histoName[i]));
193	>	hData_[i] -> Add(htmp,1.);
194	>	}
195	>	hData_[i]->GetXaxis()->SetTitle(histoLabelX[i].c_str());
196	>	hData_[i]->GetYaxis()->SetTitle("Entries");
197	>	hData_[i]->DrawClone();
198	>	}
199	>	cvs[cvsName0]->SaveAs(TString(desDir+"Data_distributions.pdf"));
200
201	<	//define the weight corrections for each sample
202	<	double corr_NevQCD            = (h_[2]->GetEntries())*weight_QCD;
141	<	double corr_NevQCD_NEW        = (hQCD_NEW[2]->GetEntries())*weight_QCD;
142	<	double corr_NevWjets          = (h_[5]->GetEntries())*weight_Wjets;
143	<	double corr_Nevttjets         = (h_[8]->GetEntries())*weight_ttjets;
144	<	double corr_Nevmix            = procQCD*corr_NevQCD+procWjets*corr_NevWjets;
145	<	//double corr_Nevmix    = procQCD*corr_NevQCD+procWjets*corr_NevWjets+procttjets*corr_Nevttjets;
146	<	outprint << "Events mix sample = " << corr_Nevmix << endl;
147	<	outprint << "Events QCD sample = " << corr_NevQCD << endl;
148	<	outprint << "Events Wjets sample = " << corr_NevWjets << endl;
149	<	outprint << "Events Nev revIso QCD sample = " << corr_NevQCD_NEW << endl;
150	<
151	<	//define the containers for chosen numbers (coressponding to the max KStest result)
152	<	testMC maxProb[3];
153	<
154	<	//define the scale factors calculated using information obtained from all parameters
155	<	Double_t SFbackg = 0.0;
156	<	Double_t sumSFbackg = 0.0;
157	<	Double_t SFsample = 0.0;
158	<	Double_t sumSFsample = 0.0;
159	<	Double_t allKS = 0.0;
160	<
161	<	//do the KS test by varying the scale factors
162	<	for (int i = 0; i < 3; i++) { // 3 variables
163	<	TH1F *data = (TH1F*)mixh_[i]->Clone();
164	<	data -> SetName("dataClone");
165	<	//data -> Scale(1./data->Integral());
166	<	vector<testMC> resultsKS = doKStest(corr_Nevmix, corr_NevQCD_NEW, corr_NevWjets, data, hQCD_NEW[i], h_[i+3]);
167	<	testMC tksmax = getMax(resultsKS);
168	<	maxProb[i] = tksmax;
169	<	outprint << "\nFor the plot " << histoLabelX[i] << " the results are:"<< endl;
170	<	outprint << "\tmax Probability = " << maxProb[i].prob << endl;
171	<	outprint << "\tproc_background = " << maxProb[i].scaleF_backg << endl;
172	<	outprint << "\tproc_sample     = " << maxProb[i].scaleF_sample << endl;
201	>	//Calculate num of events for each sample
202	>	vector<double> vNev_;
203
204	<	outprint << "\n\tpercent_B of Data = " << maxProb[i].scaleF_backg*corr_NevQCD_NEW*100/corr_Nevmix << endl;
205	<	outprint << "\tpercent_S of Data = " << maxProb[i].scaleF_sample*corr_NevWjets*100/corr_Nevmix << endl;
204	>	double NevData                = hData_[2]->Integral();
205	>	double corr_NevQCD            = hMC_[0][2]->Integral();
206	>	double corr_NevQCD_NEW        = hQCD_NEW[2]->Integral();
207	>	double corr_NevWJets          = hMC_[1][2]->Integral();
208	>	double corr_NevTTbar          = hMC_[2][2]->Integral();
209	>	double corr_NevZJets          = hMC_[3][2]->Integral();
210	>	double corr_NevSTtch          = hMC_[4][2]->Integral();
211	>	cout << "corr_NevSTtch = " << corr_NevSTtch << endl;
212	>	//     double corr_Nevmix            = procQCD*corr_NevQCD + procWJets*corr_NevWJets
213	>	//       + procTTbar*corr_NevTTbar+procZJets*corr_NevZJets + procSTtch*corr_NevSTtch;//should equal NevData for MC
214	>	// store nev in a vector
215	>	vNev_.push_back(NevData);
216	>	vNev_.push_back((useInv ? corr_NevQCD_NEW : corr_NevQCD));
217	>	vNev_.push_back(corr_NevWJets);
218	>
219	>	// Non WJets (use MC expected values):
220	>	if (procTTbar > 0.) vNev_.push_back(corr_NevTTbar*procTTbar);
221	>	if (procZJets > 0.) vNev_.push_back(corr_NevZJets*procZJets);
222	>	if (procSTtch > 0.) vNev_.push_back(corr_NevSTtch*procSTtch);
223	>
224	>	outprint << "Events in Data       = " << NevData << endl;
225	>	outprint << "Events QCD sample    = " << corr_NevQCD << endl;
226	>	outprint << "Events InvSel sample = " << corr_NevQCD_NEW << endl;
227		outprint << "---------------------------" << endl;
228	<
229	<	//create the mixed samples with KS test results
230	<	sumSFbackg += maxProb[i].prob*maxProb[i].scaleF_backg;
231	<	sumSFsample += maxProb[i].prob*maxProb[i].scaleF_sample;
232	<	allKS += maxProb[i].prob;
233	<
234	<	//fill a histogram with the results from the KS test for each variable
235	<	for (int jiter = 0; jiter < resultsKS.size(); jiter++) {
236	<	//cout << "prob = " << resultsKS.at(jiter).prob << endl;
237	<	hKSvalues_[i]->SetBinContent(jiter,resultsKS.at(jiter).prob);
228	>	outprint << "Events WJets sample  = " << corr_NevWJets << endl;
229	>	outprint << "Events TTbar sample  = " << corr_NevTTbar << endl;
230	>	outprint << "Events ZJets sample  = " << corr_NevZJets << endl;
231	>	outprint << "Events STtch sample  = " << corr_NevSTtch << endl;
232	>
233	>	//define the containers for chosen numbers (coressponding to the max KStest result)
234	>	testMC maxProb[3];
235	>
236	>	//define the scale factors calculated using information obtained from all parameters
237	>	Double_t SFbackg = 0.0;
238	>	Double_t sumSFbackg = 0.0;
239	>	Double_t SFsample = 0.0;
240	>	Double_t sumSFsample = 0.0;
241	>	Double_t allKS = 0.0;
242	>
243	>	//do the KS test by varying the scale factors
244	>	for (int i = 0; i < 3; i++) { // 3 variables
245	>	TH1F *data = (TH1F*)hData_[i]->Clone("data");
246	>	data -> SetName("dataClone");
247	>	map<string,TH1F*> mHisto_;
248	>	mHisto_.clear();
249	>	mHisto_["Data"]  = data;
250	>	mHisto_["QCD"]   = (useInv ? (TH1F*)hQCD_NEW[i]->Clone() : (TH1F*)hMC_[0][i]->Clone());
251	>	mHisto_["WJets"] = (TH1F*)hMC_[1][i]->Clone();//WJets
252	>	if (procTTbar > 0.) mHisto_["TTbar"] = (TH1F*)hMC_[2][i]->Clone();//TTbar
253	>	if (procZJets > 0.) mHisto_["ZJets"] = (TH1F*)hMC_[3][i]->Clone();//ZJets
254	>	if (procSTtch > 0.) mHisto_["STtch"] = (TH1F*)hMC_[4][i]->Clone();//STtch
255	>
256	>	//data -> Scale(1./data->Integral());
257	>	vector<testMC> resultsKS = doKStest(vNev_,mHisto_);
258	>	testMC tksmax = getMax(resultsKS);
259	>	maxProb[i] = tksmax;
260	>	outprint << "\nFor the plot " << histoLabelX[i] << " the results are:"<< endl;
261	>	outprint << "\tmax Probability = " << maxProb[i].prob << endl;
262	>	outprint << "\tproc_background = " << maxProb[i].scaleF_backg << endl;
263	>	outprint << "\tproc_sample     = " << maxProb[i].scaleF_sample << endl;
264	>
265	>	outprint << "\n\tpercent_B of Data = "
266	>	<< maxProb[i].scaleF_backg*corr_NevQCD_NEW*100/NevData << endl;
267	>	outprint << "\tpercent_S of Data = "
268	>	<< maxProb[i].scaleF_sample*corr_NevWJets*100/NevData << endl;
269	>	outprint << "---------------------------" << endl;
270	>
271	>	//create the mixed samples with KS test results
272	>	sumSFbackg += maxProb[i].prob*maxProb[i].scaleF_backg;
273	>	sumSFsample += maxProb[i].prob*maxProb[i].scaleF_sample;
274	>	allKS += maxProb[i].prob;
275	>
276	>	//fill a histogram with the results from the KS test for each variable
277	>	for (unsigned int jiter = 0; jiter < resultsKS.size(); jiter++) {
278	>	if (resultsKS.at(jiter).prob == 1.)
279	>	cout << "variable [" << i << "]: prob[" << jiter << "]= " << resultsKS.at(jiter).prob << endl;
280	>	hKSvalues_[i]->SetBinContent(jiter,resultsKS.at(jiter).prob);
281	>	}
282	>	delete data;
283		}
188	–	delete data;
189	–	}
284
285	<	//calculate the final scale factors
286	<	SFbackg = sumSFbackg/allKS;
287	<	SFsample = sumSFsample/allKS;
288	<	outprint << "allKS = " << allKS << "\tbackground = " << SFbackg << "\tsample = " << SFsample << endl;
289	<	outprint << "\tcombined percent_B of Data = " << SFbackg*corr_NevQCD_NEW*100/corr_Nevmix << endl;
290	<	outprint << "\tcombined percent_S of Data = " << SFsample*corr_NevWjets*100/corr_Nevmix << endl;
291	<	outprint << "\n" << endl;
292	<	outprint << "=================================" << endl;
293	<	outprint << "\n" << endl;
285	>	//calculate the final scale factors
286	>	SFbackg = sumSFbackg/allKS;
287	>	SFsample = sumSFsample/allKS;
288	>	outprint << "allKS = " << allKS << "\tbackground = " << SFbackg << "\tsample = " << SFsample << endl;
289	>	outprint << "==> Scale Factor for QCD MC = " << SFbackg*corr_NevQCD_NEW/corr_NevQCD << endl;
290	>	outprint << "\tcombined percent_B of Data = "
291	>	<< SFbackg*corr_NevQCD_NEW*100/NevData << endl;
292	>	outprint << "\tcombined percent_S of Data = "
293	>	<< SFsample*corr_NevWJets*100/NevData << endl;
294	>	outprint << "\n" << endl;
295	>	outprint << "=================================" << endl;
296	>	outprint << "\n" << endl;
297	>
298	>
299	>	//=================================
300	>	// Plots
301	>	//=================================
302	>	for (int i = 0; i < 3; i++) {// 3 variables
303	>	hKSres_[i] -> Add((TH1F*)hQCD_NEW[i]->Clone(),(TH1F*)hMC_[1][i]->Clone(),SFbackg,SFsample);
304	>	hKSres_[i] -> Add((TH1F*)hMC_[2][i]->Clone(),procTTbar);
305	>	hKSres_[i] -> Add((TH1F*)hMC_[3][i]->Clone(),procZJets);
306	>	hKSres_[i] -> Add((TH1F*)hMC_[4][i]->Clone(),procSTtch);
307	>
308	>	outprint << "hKSres->Integral() = " << hKSres_[i]->Integral() << endl;
309	>	outprint << "Data->Integral()   = " << hData_[i]->Integral() << endl;
310	>
311	>	hData_[i]->Rebin(2);
312	>	hQCD_NEW[i]->Rebin(2);
313	>	hMC_[0][i]->Rebin(2);
314	>	hMC_[1][i]->Rebin(2);
315	>	hKSres_[i]->Rebin(2);
316	>	//hKSvalues_[i]->Rebin(2);
317	>
318	>	// Stack Wjets and QCD after scaled by KS factors
319	>	hQCD_KS[i] = (TH1F*) hQCD_NEW[i]->Clone();
320	>	hQCD_KS[i]->Scale(SFbackg);
321	>	hQCD_KS[i]->SetLineColor(style.QCDColor);
322	>	hQCD_KS[i]->SetFillColor(style.QCDColor);
323	>	hQCD_KS[i]->SetFillStyle(style.QCDFill);
324	>
325	>	hWJets_KS[i] = (TH1F*) hMC_[1][i]->Clone();
326	>	hWJets_KS[i]->Scale(SFsample);
327	>	hWJets_KS[i]->SetLineColor(style.WJetsColor);
328	>	hWJets_KS[i]->SetFillColor(style.WJetsColor);
329	>	hWJets_KS[i]->SetFillStyle(style.WJetsFill);
330	>
331	>	if (procTTbar > 0.) {
332	>	hMC_[2][i]->Rebin(2);
333	>	hMC_[2][i]->SetLineColor(style.TtbarColor);
334	>	hMC_[2][i]->SetFillColor(style.TtbarColor);
335	>	hMC_[2][i]->SetFillStyle(style.TtbarFill);
336	>	}
337	>	if (procZJets > 0.) {
338	>	hMC_[3][i]->Rebin(2);
339	>	hMC_[3][i]->SetLineColor(style.DYZJetsColor);
340	>	hMC_[3][i]->SetFillColor(style.DYZJetsColor);
341	>	hMC_[3][i]->SetFillStyle(style.DYZJetsFill);
342	>	}
343	>	if (procSTtch > 0.) {
344	>	hMC_[4][i]->Rebin(2);
345	>	hMC_[4][i]->SetLineColor(style.ST_t_sColor);
346	>	hMC_[4][i]->SetFillColor(style.ST_t_sColor);
347	>	hMC_[4][i]->SetFillStyle(style.ST_t_sFill);
348	>	}
349	>	THStack *hst = new THStack(invName,invName);
350	>	hst->Add((TH1F*)hQCD_KS[i]->Clone());
351	>	if (procSTtch > 0) hst->Add((TH1F*)hMC_[4][i]->Clone());
352	>	if (procZJets > 0) hst->Add((TH1F*)hMC_[3][i]->Clone());
353	>	hst->Add((TH1F*)hWJets_KS[i]->Clone());
354	>	if (procTTbar > 0) hst->Add((TH1F*)hMC_[2][i]->Clone());
355	>
356	>	// Set plotting parameters
357	>	hData_[i]    ->SetLineColor(1);
358	>	hQCD_NEW[i]  ->SetLineColor(2);
359	>	hMC_[0][i]   ->SetLineColor(4);
360	>	hMC_[1][i]   ->SetLineColor(3);
361	>	hKSres_[i]   ->SetLineColor(2);
362	>	hKSvalues_[i]->SetLineColor(i+1);
363	>
364	>	hData_[i]    ->SetMarkerColor(1);
365	>	hQCD_NEW[i]  ->SetMarkerColor(2);
366	>	hMC_[0][i]   ->SetMarkerColor(4);
367	>	hMC_[1][i]   ->SetMarkerColor(3);
368	>	hKSres_[i]   ->SetMarkerColor(2);
369	>	hKSvalues_[i]->SetMarkerColor(i+1);
370	>
371	>	hData_[i]    ->SetMarkerStyle(24);
372	>	hQCD_NEW[i]  ->SetMarkerStyle(20);
373	>	hMC_[0][i]   ->SetMarkerStyle(20);
374	>	hMC_[1][i]   ->SetMarkerStyle(20);
375	>	hKSres_[i]   ->SetMarkerStyle(20);
376	>	hKSvalues_[i]->SetMarkerStyle(20);
377	>
378	>	hData_[i]    ->SetMarkerSize(1.4);
379	>	hQCD_NEW[i]  ->SetMarkerSize(1.1);
380	>	hMC_[0][i]   ->SetMarkerSize(1.1);
381	>	hMC_[1][i]   ->SetMarkerSize(1.1);
382	>	hKSres_[i]   ->SetMarkerSize(0.9);
383	>	hKSvalues_[i]->SetMarkerSize(1.1);
384	>
385	>	hData_[i]    ->SetStats(0);
386	>	hQCD_NEW[i]  ->SetStats(0);
387	>	hMC_[0][i]   ->SetStats(0);
388	>	hMC_[1][i]   ->SetStats(0);
389	>	hKSres_[i]   ->SetStats(0);
390	>	hKSvalues_[i]->SetStats(0);
391	>	hQCD_KS[i]   ->SetStats(0);
392	>	hWJets_KS[i] ->SetStats(0);
393	>
394	>	hKSres_[i]->GetXaxis()->SetTitle(histoLabelX[i].c_str());
395	>	hKSres_[i]->GetYaxis()->SetTitle("Entries");
396	>	hKSvalues_[i]->GetXaxis()->SetTitle("iteration #");
397	>	hKSvalues_[i]->GetYaxis()->SetTitle("KS test values");
398	>	hMC_[0][i]->GetXaxis()->SetTitle(histoLabelX[i].c_str());
399	>	hMC_[0][i]->GetYaxis()->SetTitle("A.U.");
400	>
401	>
402	>	TString nameCanvas1 = desDir+histoName[i]+"_QCD_"+suffix+".pdf";
403	>	TString cvsName1 = histoName[i]+"_QCD";
404	>	if(useInv) cvsName1 = cvsName1 + "_" + invName;
405	>	cvs[cvsName1] = new TCanvas(cvsName1,"",600,700);
406	>	hQCD_NEW[i] -> Scale(1./hQCD_NEW[i]->Integral());
407	>	hMC_[0][i] -> Scale(1./hMC_[0][i]->Integral());
408	>	hMC_[1][i] -> Scale(1./hMC_[1][i]->Integral());
409	>	outprint << "For " << histoName[i] << " , the KStest result btw MC_QCD/InvSel is = "
410	>	<< hMC_[0][i] -> KolmogorovTest(hQCD_NEW[i],"") << endl;
411	>	hMC_[0][i]->DrawCopy("P");
412	>	if (useInv)
413	>	hQCD_NEW[i]->DrawCopy("sameP");
414	>	hMC_[1][i]->DrawCopy("sameP");
415	>	TLegend *legend1 = new TLegend(0.7, 0.65, 0.9, 0.85);
416	>	legend1->AddEntry(hMC_[0][i], "QCD");
417	>	if (useInv)
418	>	legend1->AddEntry(hQCD_NEW[i], "QCD - InvSel");
419	>	legend1->AddEntry(hMC_[1][i], style.WJetsText);
420	>	legend1->Draw();
421	>	legend1->SetFillColor(kWhite);
422	>	//latex->DrawLatex(0.22,0.91,histoName[i].c_str());
423	>	//cvs[cvsName1]->SetLogy();
424	>	cvs[cvsName1]->SaveAs(nameCanvas1);
425	>
426	>
427	>	TString nameCanvas2 = desDir+histoName[i]+"_dataKS_"+suffix+".pdf";
428	>	TString cvsName2 = histoName[i]+"_dataKS";
429	>	if(useInv) cvsName2 = cvsName2 + "_" + invName;
430	>	cvs[cvsName2] = new TCanvas(cvsName2,"",600,700);
431	>	hst->Draw("hist");
432	>	hKSres_[i]->Draw("sameP");
433	>	hData_[i]->Draw("sameP");
434	>
435	>	TLegend *legend2 = new TLegend(0.7, 0.65, 0.9, 0.85);
436	>	legend2->AddEntry(hData_[i], "Data");
437	>	legend2->AddEntry(hKSres_[i], "KS result");
438	>	if (procTTbar > 0.) legend2->AddEntry(hMC_[2][i], style.TtbarText);
439	>	legend2->AddEntry(hWJets_KS[i], style.WJetsText);
440	>	if (procZJets > 0.) legend2->AddEntry(hMC_[3][i], style.DYZJetsText);
441	>	if (procSTtch > 0.) legend2->AddEntry(hMC_[4][i], style.ST_t_sText);
442	>	legend2->AddEntry(hQCD_KS[i], style.QCDText);
443	>	legend2->Draw();
444	>	legend2->SetFillColor(kWhite);
445	>	//latex->DrawLatex(0.22,0.91,histoName[i].c_str());
446	>	//cvs[cvsName2]->SetLogy();
447	>	cvs[cvsName2]->SaveAs(nameCanvas2);
448
449	+	}
450	+
451	+	TString cvsName3 = "KStestValues";
452	+	if(useInv) cvsName3 = cvsName3 + "_" + invName;
453	+	cvs[cvsName3] = new TCanvas(cvsName3,"",600,700);
454	+	if (!realData) hKSvalues_[0]->GetXaxis()->SetRangeUser(0.95,1.1);
455	+	hKSvalues_[0]->GetYaxis()->SetRangeUser(1e-36,1.2);
456	+	hKSvalues_[0]->Draw();
457	+	hKSvalues_[1]->Draw("same");
458	+	hKSvalues_[2]->Draw("same");
459	+	TLegend *legend3 = new TLegend(0.7, 0.70, 0.9, 0.85);
460	+	legend3->AddEntry(hKSvalues_[0], "muon_pT");
461	+	legend3->AddEntry(hKSvalues_[1], "MET");
462	+	legend3->AddEntry(hKSvalues_[2], "W_mT");
463	+	legend3->Draw();
464	+	legend3->SetFillColor(kWhite);
465	+	//latex->DrawLatex(0.22,0.91,"KS test values");
466	+	cvs[cvsName3]->SetLogy();
467	+	TString nameCanvas3 = desDir+"KStestValues_newQCD"+suffix+".pdf";
468	+	cvs[cvsName3]->SaveAs(nameCanvas3);
469	+	}
470		}

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