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Comparing UserCode/cbrown/Development/Plotting/Modules/WZStudy.C (file contents):
Revision 1.2 by buchmann, Thu Oct 11 09:57:19 2012 UTC vs.
Revision 1.4 by buchmann, Wed Nov 7 10:52:31 2012 UTC

#	Line 18 | Line 18
18
19		using namespace std;
20
21	<	void CarryOutWZStudy() {
22	<	//we do not want the
21	>	namespace TriLeptons {
22	>	float Rsfof_CorrectionFactor=-1;
23	>	float Rsfof_CorrectionFactor_Error=-1;
24	>	}
25	>
26	>	string IdentifierForUnderlinedEntry(string Entry) {
27	>	if(Contains(Entry,"t_bar_t__")) return "ttbar";
28	>	if(Contains(Entry,"Single_top__")) return "SingleTop";
29	>	if(Contains(Entry,"W_Jets__")) return "W+Jets";
30	>	if(Contains(Entry,"WZ__")) return "WZ";
31	>	if(Contains(Entry,"Z_Jets")) return "Z+Jets";
32	>	if(Contains(Entry,"DATA")) return "Data";
33	>	if(Contains(Entry,"2l2q_")) return "ZZ->2l2q";
34	>	if(Contains(Entry,"4l_")) return "ZZ->4l";
35	>	return Entry;
36	>	}
37	>
38	>	void WZ_kin_plot(string variable, int nbins, float min, float high, string xlabel, TCut cut, string saveas) {
39	>	TCanvas *can = new TCanvas("can","can");
40	>	TPad *pad = new TPad("pad","pad",0,0,1,1);
41	>	pad->cd();
42	>
43	>	THStack stack = allsamples.DrawStack("stack",variable,nbins,min,high,xlabel, "events", cut,mc, luminosity);
44	>	TH1F *hdata = allsamples.Draw("hdata",variable,nbins,min,high,xlabel, "events", cut,data, luminosity);
45	>
46	>	float StackMax=CollapseStack(stack)->GetMaximum();
47	>	if(StackMax>hdata->GetMaximum()) hdata->SetMaximum(1.2*StackMax);
48	>	hdata->Draw("e1");
49	>	stack.Draw("same");
50	>	hdata->Draw("e1,same");
51	>
52	>	TLegend *kinleg = allsamples.allbglegend();
53	>	kinleg->Draw();
54	>	DrawPrelim();
55
56	+	float total=0;
57	+	float wz=0;
58	+	cout << "Numbers with variable " << variable << " and cut " << cut << ": " << endl;
59	+	TIter nextSF = TIter(stack.GetHists());
60	+	TH1F *h;
61	+	stringstream spurity;
62	+	int bracecounter=0;
63	+
64	+
65	+	while ( h = (TH1F*)nextSF() ) {
66	+	cout << IdentifierForUnderlinedEntry(h->GetName()) << " : " << h->Integral() << endl;
67	+	if(IdentifierForUnderlinedEntry(h->GetName())=="WZ") {
68	+	wz+=h->Integral();
69	+	total+=h->Integral();
70	+	} else {
71	+	if(IdentifierForUnderlinedEntry(h->GetName())!="Data") total+=h->Integral();
72	+	}
73	+	bracecounter++;
74	+	spurity << "#splitline{" << IdentifierForUnderlinedEntry(h->GetName()) << " : " << h->Integral() << "}{";
75	+	}
76	+
77	+	spurity << "#splitline{Purity: " << wz/total << "}{N(events): " << total << "}";
78	+	for(int i=0;i<bracecounter;i++) spurity << "}";
79
80	<	//   string Zmass="((leptonId[0]==leptonId[1])*(leptonCharge[0]*leptonCharge[1]<0)*leptonPairMass[0]   +   ((leptonId[0]!=leptonId[1])||(leptonCharge[0]*leptonCharge[1]>0))*(leptonId[0]==leptonId[2])*(leptonCharge[0]*leptonCharge[2]<0)*leptonPairMass[1]   +    ((((leptonId[0]!=leptonId[1])||(leptonCharge[0]*leptonCharge[1]>0)))*(((leptonId[0]!=leptonId[2])||(leptonCharge[0]*leptonCharge[2]>0))))*(leptonId[1]==leptonId[2])*(leptonCharge[1]*leptonCharge[2]<0)*leptonPairMass[2])";
80	>	TPaveText *PurityPaveText = new TPaveText(0.60, 0.40,0.89, 0.6,"blNDC");
81	>	PurityPaveText->SetFillStyle(4000);
82	>	PurityPaveText->SetBorderSize(0);
83	>	PurityPaveText->SetFillColor(kWhite);
84	>	PurityPaveText->SetTextFont(42);
85	>	PurityPaveText->SetTextSize(0.021);
86	>	PurityPaveText->AddText(spurity.str().c_str());
87	>	PurityPaveText->Draw();
88
27	–	string Zmass="((leptonId[0]==leptonId[1])*(leptonCharge[0]*leptonCharge[1]<0)*leptonPairMass[0]   +   ((leptonId[0]!=leptonId[1])||(leptonCharge[0]*leptonCharge[1]>0))*(leptonId[0]==leptonId[2])*(leptonCharge[0]*leptonCharge[2]<0)*leptonPairMass[1]";
89
90	+	//  TText *purity = new TText(0.8,0.6,spurity.str().c_str());
91	+	//  purity->Draw();
92	+	cout << "DATA : " << hdata->Integral() << endl;
93
94	<	string WZPt1="((leptonId[0]==leptonId[1])*(leptonCharge[0]*leptonCharge[1]<0)*leptonPt[0]   +   ((leptonId[0]!=leptonId[1])||(leptonCharge[0]*leptonCharge[1]>0))*(leptonId[0]==leptonId[2])*(leptonCharge[0]*leptonCharge[2]<0)*leptonPt[0]   +    ((((leptonId[0]!=leptonId[1])||(leptonCharge[0]*leptonCharge[1]>0)))*(((leptonId[0]!=leptonId[2])||(leptonCharge[0]*leptonCharge[2]>0))))*(leptonId[1]==leptonId[2])*(leptonCharge[1]*leptonCharge[2]<0)*leptonPt[1])";
95	<	//this is the pt of the first lepton of the Z
94	>	save_with_ratio(hdata,stack,pad->cd(),"WZ_study/"+saveas);
95	>	delete hdata;
96	>	delete can;
97	>	}
98	>
99	>	void SF_vs_OF_plots(string variable, int nbins, float min, float high, string xlabel, TCut cut, TCut sf, TCut of, int mcordata, string saveas) {
100	>	TCanvas *can = new TCanvas("can","can");
101	>	TPad *pad = new TPad("pad","pad",0,0,1,1);
102	>	pad->cd();
103	>
104	>	TLegend *kinleg = make_legend();
105	>	if(mcordata==data) kinleg->SetHeader("Data");
106	>	else kinleg->SetHeader("MC");
107	>
108	>	TH1F *sfdata = allsamples.Draw("sfdata",variable,nbins,min,high,xlabel, "events", cut&&sf,mcordata, luminosity);
109	>	TH1F *ofdata = allsamples.Draw("ofdata",variable,nbins,min,high,xlabel, "events", cut&&of,mcordata, luminosity);
110	>
111	>	float OFmax=ofdata->GetMaximum();
112	>	if(OFmax>sfdata->GetMaximum()) sfdata->SetMaximum(1.2*OFmax);
113	>	ofdata->SetLineColor(kRed);
114	>	sfdata->Draw("e1");
115	>	ofdata->Draw("histo,same");
116	>	sfdata->Draw("e1,same");
117	>
118	>	kinleg->AddEntry(sfdata,"Same flavor","p");
119	>	kinleg->AddEntry(ofdata,"Opposite flavor","l");
120	>	kinleg->Draw();
121	>	if(mcordata==data) DrawPrelim();
122	>	else DrawMCPrelim();
123	>
124	>	save_with_ratio(sfdata,ofdata,pad->cd(),"WZ_study/SF_vs_OF_plots/"+saveas);
125	>	delete sfdata;
126	>	delete ofdata;
127	>	delete can;
128	>	}
129	>
130	>	void write_report(TCut BasicCut, TCut cut, ofstream &report) {
131	>	THStack stack = allsamples.DrawStack("stack","tri_mll",10,0,1000,"m_{ll}", "events", BasicCut&&cut,mc, luminosity);
132	>	float total=0;
133	>	float wz=0;
134	>	TIter nextSF = TIter(stack.GetHists());
135	>	TH1F *h;
136	>	while ( h = (TH1F*)nextSF() ) {
137	>	cout << IdentifierForUnderlinedEntry(h->GetName()) << " : " << h->Integral() << endl;
138	>	if(IdentifierForUnderlinedEntry(h->GetName())=="WZ") {
139	>	wz+=h->Integral();
140	>	total+=h->Integral();
141	>	} else {
142	>	if(IdentifierForUnderlinedEntry(h->GetName())!="Data") total+=h->Integral();
143	>	}
144	>	report << h->Integral() << ";";
145	>	}
146	>	report << wz/total << ";\n";
147	>	report << flush;
148	>
149	>	}
150	>
151	>	vector<string> producecuts(string variablename, float cut1, float cut2, float cut3=-1, float cut4=-1, float cut5=-1, float cut6=-1, float cut7=-1, float cut8=-1, float cut9=-1, float cut10=-1, float cut11=-1 ) {
152	>	float allcuts[12] = {cut1,cut2,cut3,cut4,cut5,cut6,cut7,cut8,cut9,cut10,cut11};
153	>	vector<string> cuts;
154	>	for(int i = 0; i < 11; ++i ) {
155	>	if(allcuts[i]<0) continue;
156	>	stringstream nowcut;
157	>	nowcut << variablename << allcuts[i];
158	>	cuts.push_back(nowcut.str());
159	>	}
160	>	return cuts;
161	>	}
162	>
163	>
164	>	void OptimizeSelection(TCut BasicCut) {
165	>	ofstream report;
166	>	report.open ("report3.txt");
167	>
168	>	vector<string> mt   = producecuts("tri_mT>",0,10,15,20,25,30,35,40,45,50);
169	>	vector<string> et   = producecuts("met[4]>",0,10,20,30,40,50);
170	>	vector<string> mll  = producecuts("abs(tri_mll-91.2)<",10000,5,10,15,20);
171	>	vector<string> mlll = producecuts("abs(tri_mlll-91)>",0,5,10,15,20,25,30,40,50);
172	>
173	>	for(int imt=0;imt<mt.size();imt++) {
174	>	for(int iet=0;iet<et.size();iet++) {
175	>	for(int imll=0;imll<mll.size();imll++) {
176	>	for(int imlll=0;imlll<mlll.size();imlll++) {
177	>	stringstream cut;
178	>	cut << mt[imt] << " && " << et[iet] << " && " << mll[imll] << " && " << mlll[imlll];
179	>	report << mt[imt] << ";" << et[iet] << ";" << mll[imll] << ";" << mlll[imlll] <<";";
180	>	//        cout << "Cut is : " << cut.str() << endl;
181	>	write_report(BasicCut, TCut(cut.str().c_str()),report);
182	>	}
183	>	}
184	>	}
185	>	}
186	>	report.close();
187	>	}
188	>
189	>	void SF_OF_comparison(TCut BasicCut, TCut Selection) {
190	>	int nbins=38;
191	>	float mll_low=10;
192	>	float mll_hi=200;
193	>
194	>	// all MC samples
195	>	TH1F *sfmc   = allsamples.Draw("sfmc"  ,"tri_submll",nbins,mll_low,mll_hi,"m_{l_{2}l_{3}} [GeV]", "events", BasicCut&&Selection&&TriLepSF,mc  , luminosity);
196	>	TH1F *ofmc   = allsamples.Draw("ofmc"  ,"tri_submll",nbins,mll_low,mll_hi,"m_{l_{2}l_{3}} [GeV]", "events", BasicCut&&Selection&&TriLepOF,mc  , luminosity);
197
198	+	TCanvas *can = new TCanvas("can","can");
199	+	TPad *pad = new TPad("pad","pad",0,0,1,1);
200	+	pad->cd();
201	+	if(ofmc->GetMaximum()>sfmc->GetMaximum()) sfmc->SetMaximum(1.3*ofmc->GetMaximum());
202	+	ofmc->SetLineColor(kRed);
203	+	TLegend *leg = make_legend();
204	+	leg->AddEntry(sfmc,"same flavor","P");
205	+	leg->AddEntry(ofmc,"opposite flavor","L");
206	+	leg->SetHeader("MC:");
207	+	sfmc->Draw("e1");
208	+	ofmc->Draw("histo,same");
209	+	sfmc->Draw("e1,same");
210	+	leg->Draw();
211	+	DrawMCPrelim();
212	+
213	+	save_with_ratio(sfmc,ofmc,pad->cd(),"WZ_study/OFSFcomparison_MC");
214
215	<	string WZPt2="((leptonId[0]==leptonId[1])*(leptonCharge[0]*leptonCharge[1]<0)*leptonPt[1]   +   ((leptonId[0]!=leptonId[1])||(leptonCharge[0]*leptonCharge[1]>0))*(leptonId[0]==leptonId[2])*(leptonCharge[0]*leptonCharge[2]<0)*leptonPt[2]   +    ((((leptonId[0]!=leptonId[1])||(leptonCharge[0]*leptonCharge[1]>0)))*(((leptonId[0]!=leptonId[2])||(leptonCharge[0]*leptonCharge[2]>0))))*(leptonId[1]==leptonId[2])*(leptonCharge[1]*leptonCharge[2]<0)*leptonPt[2])";
216	<	//this is the pt of the second lepton of the Z
215	>	// WZ only
216	>	TH1F *sfwz   = allsamples.Draw("sfwz"  ,"tri_submll",nbins,mll_low,mll_hi,"m_{l_{2}l_{3}} [GeV]", "events", BasicCut&&Selection&&TriLepSF,mc  , luminosity,allsamples.FindSample("WZJetsTo3"));
217	>	TH1F *ofwz   = allsamples.Draw("ofwz"  ,"tri_submll",nbins,mll_low,mll_hi,"m_{l_{2}l_{3}} [GeV]", "events", BasicCut&&Selection&&TriLepOF,mc  , luminosity,allsamples.FindSample("WZJetsTo3"));
218
219	<	string WZPt3="((leptonId[0]==leptonId[1])*(leptonCharge[0]*leptonCharge[1]<0)*leptonPt[2]   +   ((leptonId[0]!=leptonId[1])||(leptonCharge[0]*leptonCharge[1]>0))*(leptonId[0]==leptonId[2])*(leptonCharge[0]*leptonCharge[2]<0)*leptonPt[1]   +    ((((leptonId[0]!=leptonId[1])||(leptonCharge[0]*leptonCharge[1]>0)))*(((leptonId[0]!=leptonId[2])||(leptonCharge[0]*leptonCharge[2]>0))))*(leptonId[1]==leptonId[2])*(leptonCharge[1]*leptonCharge[2]<0)*leptonPt[0])";
220	<	//this is the pt of the lepton pertaining to the W
219	>	TPad *pad2 = new TPad("pad","pad",0,0,1,1);
220	>	pad2->cd();
221	>	if(ofwz->GetMaximum()>sfwz->GetMaximum()) sfwz->SetMaximum(1.3*ofwz->GetMaximum());
222	>	ofwz->SetLineColor(kRed);
223	>	sfwz->Draw("e1");
224	>	ofwz->Draw("histo,same");
225	>	sfwz->Draw("e1,same");
226	>	leg->SetHeader("WZ MC:");
227	>	leg->Draw();
228	>	DrawMCPrelim();
229	>
230	>	save_with_ratio(sfwz,ofwz,pad2->cd(),"WZ_study/OFSFcomparison_WZ");
231	>
232	>	// data
233	>	TH1F *sfdata = allsamples.Draw("sfdata","tri_submll",nbins,mll_low,mll_hi,"m_{l_{2}l_{3}} [GeV]", "events", BasicCut&&Selection&&TriLepSF,data, luminosity);
234	>	TH1F *ofdata = allsamples.Draw("ofdata","tri_submll",nbins,mll_low,mll_hi,"m_{l_{2}l_{3}} [GeV]", "events", BasicCut&&Selection&&TriLepOF,data, luminosity);
235	>
236	>	TPad *pad3 = new TPad("pad","pad",0,0,1,1);
237	>	pad3->cd();
238	>	if(ofdata->GetMaximum()>sfdata->GetMaximum()) sfdata->SetMaximum(1.3*ofdata->GetMaximum());
239	>	ofdata->SetLineColor(kRed);
240	>	sfdata->Draw("e1");
241	>	ofdata->Draw("histo,same");
242	>	sfdata->Draw("e1,same");
243	>	leg->SetHeader("Data:");
244	>	leg->Draw();
245	>	DrawPrelim();
246
247	<	TCut BasicCut("leptonPt[1]>20 && leptonPt[2]>20 && leptonPt[0]>30 && leptonNum>=3 &&   (((leptonId[0]==leptonId[1])||(leptonCharge[0]*leptonCharge[1]<0))||((leptonId[0]==leptonId[2])*(leptonCharge[0]*leptonCharge[2]<0)))   ");
247	>	save_with_ratio(sfdata,ofdata,pad3->cd(),"WZ_study/OFSFcomparison_data");
248	>
249	>	delete can;
250
251	<	TCut ZmassWindow("abs((((leptonId[0]==leptonId[1])*(leptonCharge[0]*leptonCharge[1]<0)*leptonPairMass[0]   +   ((leptonId[0]!=leptonId[1])||(leptonCharge[0]*leptonCharge[1]>0))*(leptonId[0]==leptonId[2])*(leptonCharge[0]*leptonCharge[2]<0)*leptonPairMass[1]))-91)<10");
251	>	dout << "SF events: " << sfdata->Integral() << "   (mc : " << sfmc->Integral() << " , wz : " << sfwz->Integral() << " )   WZ purity: " << 100*sfwz->Integral()/sfmc->Integral() << " %" << endl;
252	>	dout << "OF events: " << ofdata->Integral() << "   (mc : " << ofmc->Integral() << " , wz : " << ofwz->Integral() << " )   WZ purity: " << 100*ofwz->Integral()/ofmc->Integral() << " %" << endl;
253
254	+	dout << "RATIO : SF / OF = " << sfdata->Integral() / ofdata->Integral() << " +/- " << (sfdata->Integral()/ofdata->Integral()) * TMath::Sqrt(1/sfdata->Integral()+1/ofdata->Integral()) << " (stat) " << endl;
255	+
256	+	TriLeptons::Rsfof_CorrectionFactor=ofdata->Integral() / sfdata->Integral();
257	+	TriLeptons::Rsfof_CorrectionFactor_Error=(ofdata->Integral()/sfdata->Integral()) * TMath::Sqrt(1/sfdata->Integral()+1/ofdata->Integral());
258
259	+	}
260	+
261	+	void DrawMatchGenDistribution(string variable, int nbins, float low, float high, bool uselog, string xlabel, string SaveAs, TCut basecut) {
262	+	TLegend *leg = make_legend();
263	+	leg->SetY1(0.7);
264		TCanvas *can = new TCanvas("can","can");
265		TPad *pad = new TPad("pad","pad",0,0,1,1);
266		pad->cd();
267	+	pad->SetLogy(uselog);
268	+
269	+	TCut IsMatch("(gentri_GoodWMatch&&gentri_GoodZMatch)");
270	+	TCut NoMatch("!(gentri_GoodWMatch&&gentri_GoodZMatch)");
271	+
272	+	TH1F *goodMatch = allsamples.Draw("goodMatch",variable,nbins,low,high,xlabel,"events",basecut&&IsMatch,mc,luminosity,allsamples.FindSample("WZJetsTo3"));
273	+	TH1F *noMatch =   allsamples.Draw("noMatch",  variable,nbins,low,high,xlabel,"events",basecut&&NoMatch,mc,luminosity,allsamples.FindSample("WZJetsTo3"));
274	+
275	+	noMatch->SetLineColor(TColor::GetColor("#FF0000"));//an evil red
276	+	goodMatch->SetLineColor(TColor::GetColor("#04B404")); // a nice green
277	+
278	+	//   noMatch->Scale(1.0/noMatch->Integral());
279	+	//   goodMatch->Scale(1.0/goodMatch->Integral());
280	+
281	+	if(noMatch->GetMaximum()>goodMatch->GetMaximum()) goodMatch->SetMaximum(1.3*noMatch->GetMaximum());
282	+
283	+	goodMatch->Draw("histo");
284	+	noMatch->Draw("histo,same");
285	+
286	+	leg->AddEntry(goodMatch,"correct match","l");
287	+	leg->AddEntry(noMatch,"incorrect match","l");
288	+	leg->Draw();
289	+
290	+	save_with_ratio(goodMatch,noMatch,pad->cd(),"WZ_study/GenMatchComparison/"+SaveAs);
291	+
292	+	delete goodMatch;
293	+	delete noMatch;
294	+	delete can;
295	+	}
296
297	<	THStack m_zmass = allsamples.DrawStack("m_zmass",Zmass,40,0,200, "m_{Z} [GeV]", "events", BasicCut,mc, luminosity);
298	<	TH1F *d_zmass = allsamples.Draw("d_zmass",Zmass,40,0,200, "m_{Z} [GeV]", "events", BasicCut,data, luminosity);
297	>	void DrawMatchRecoDistribution(string variable, int nbins, float low, float high, bool uselog, string xlabel, string SaveAs, TCut basecut) {
298	>	TLegend *leg = make_legend();
299	>	leg->SetY1(0.7);
300	>	TCanvas *can = new TCanvas("can","can");
301	>	TPad *pad = new TPad("pad","pad",0,0,1,1);
302	>	pad->cd();
303	>	pad->SetLogy(uselog);
304
305	<	d_zmass->Draw("e1");
306	<	m_zmass.Draw("same");
307	<	d_zmass->Draw("e1,same");
308	<	TLegend *kinleg = allsamples.allbglegend();
309	<	kinleg->Draw();
305	>	TCut IsMatch("(tri_GoodWMatch&&tri_GoodZMatch)");
306	>	TCut NoMatch("!(tri_GoodWMatch&&tri_GoodZMatch)");
307	>
308	>	TH1F *goodMatch = allsamples.Draw("goodMatch",variable,nbins,low,high,xlabel,"events",basecut&&IsMatch,mc,luminosity,allsamples.FindSample("WZJetsTo3"));
309	>	TH1F *noMatch =   allsamples.Draw("noMatch",  variable,nbins,low,high,xlabel,"events",basecut&&NoMatch,mc,luminosity,allsamples.FindSample("WZJetsTo3"));
310	>
311	>	noMatch->SetLineColor(TColor::GetColor("#FF0000"));//an evil red
312	>	goodMatch->SetLineColor(TColor::GetColor("#04B404")); // a nice green
313	>
314	>	//   noMatch->Scale(1.0/noMatch->Integral());
315	>	//   goodMatch->Scale(1.0/goodMatch->Integral());
316	>
317	>	if(noMatch->GetMaximum()>goodMatch->GetMaximum()) goodMatch->SetMaximum(1.3*noMatch->GetMaximum());
318	>
319	>	goodMatch->Draw("histo");
320	>	noMatch->Draw("histo,same");
321	>
322	>	leg->AddEntry(goodMatch,"correct match","l");
323	>	leg->AddEntry(noMatch,"incorrect match","l");
324	>	leg->Draw();
325		DrawPrelim();
58	–	save_with_ratio(d_zmass,m_zmass,pad->cd(),"WZ_study/Zmass");
326
327	<	cout << "Numbers with Z mass:" << endl;
328	<	TIter nextSF = TIter(m_zmass.GetHists());
327	>	save_with_ratio(goodMatch,noMatch,pad->cd(),"WZ_study/RecoMatchComparison/"+SaveAs);
328	>
329	>	delete goodMatch;
330	>	delete noMatch;
331	>	delete can;
332	>	}
333	>
334	>	void GenSFOFCalculator(string title, TCut Cut) {
335	>	TH1F *histoSF = allsamples.Draw("histoSF","gentri_mll",1,0,1000,"processing","events",Cut&&TCut("abs(gentri_id2)==abs(gentri_id3)"),mc,luminosity,allsamples.FindSample("WZJetsTo3"));
336	>	TH1F *histoOF = allsamples.Draw("histoOF","gentri_mll",1,0,1000,"processing","events",Cut&&TCut("abs(gentri_id2)!=abs(gentri_id3)"),mc,luminosity,allsamples.FindSample("WZJetsTo3"));
337	>	cout << title << endl;
338	>	cout << "     " << (const char*) Cut << endl;
339	>	cout << "     SF:    \t" << histoSF->Integral() << " +/- " << sqrt(histoSF->GetEntries())*(histoSF->Integral()/histoSF->GetEntries()) << endl;
340	>	cout << "     OF:    \t" << histoOF->Integral() << " +/- " << sqrt(histoOF->Integral())*(histoOF->Integral()/histoOF->GetEntries()) << endl;
341	>	cout << "     SF/OF: \t" << histoSF->Integral() / histoOF->Integral() << " +/- " << histoSF->GetEntries() / histoOF->GetEntries() * sqrt(1.0/histoSF->GetEntries() + 1.0 / histoOF->GetEntries()) << endl;
342	>
343	>	delete histoSF;
344	>	delete histoOF;
345	>	}
346	>
347	>	void reco_SF_OF_comparison(TCut Base, TCut Selection) {
348	>
349	>	bool dolog=true;
350	>	bool nolog=false;
351	>
352	>	DrawMatchRecoDistribution("tri_mlll",60,0,300,dolog,"m_{lll}","TrileptonMass",Base);
353	>	DrawMatchRecoDistribution("tri_mll",60,0,300,dolog,"m_{l_{1}l_{2}}","LeadingDileptonMass",Base);
354	>	DrawMatchRecoDistribution("tri_mT",50,0,100,nolog,"m_{T}","MT",Base);
355	>	DrawMatchRecoDistribution("tri_submll",60,0,300,nolog,"m_{l_{2}l_{3}}","SubleadingDileptonMass",Base);
356	>	DrawMatchRecoDistribution("tri_submll",60,0,300,nolog,"m_{l_{2}l_{3}}","SubleadingDileptonMass_SF",Base&&TCut("abs(tri_id2)==abs(tri_id3)"));
357	>	DrawMatchRecoDistribution("tri_submll",60,0,300,nolog,"m_{l_{2}l_{3}}","SubleadingDileptonMass_OF",Base&&TCut("abs(tri_id2)!=abs(tri_id3)"));
358	>	DrawMatchRecoDistribution("genMET",60,0,300,dolog,"gen MET","MET",Base);
359	>	DrawMatchRecoDistribution("abs(tri_id1)",50,-0.5,49.5,nolog,"id(l_{1})","genID1",Base);
360	>	DrawMatchRecoDistribution("abs(tri_id2)",50,-0.5,49.5,nolog,"id(l_{2})","genID2",Base);
361	>	DrawMatchRecoDistribution("abs(tri_id3)",50,-0.5,49.5,nolog,"id(l_{3})","genID3",Base);
362	>	DrawMatchRecoDistribution("abs(tri_genMID1)",50,-0.5,49.5,nolog,"mother id(l_{1})","genMID1",Base);
363	>	DrawMatchRecoDistribution("abs(tri_genMID2)",50,-0.5,49.5,nolog,"mother id(l_{2})","genMID2",Base);
364	>	DrawMatchRecoDistribution("abs(tri_genMID3)",50,-0.5,49.5,nolog,"mother id(l_{3})","genMID3",Base);
365	>
366	>	DrawMatchRecoDistribution("tri_mlll",60,0,300,dolog,"m_{lll}","FullSelection/TrileptonMass",Base&&Selection);
367	>	DrawMatchRecoDistribution("tri_mll",60,0,300,dolog,"m_{l_{1}l_{2}}","FullSelection/LeadingDileptonMass",Base&&Selection);
368	>	DrawMatchRecoDistribution("tri_mT",50,0,100,nolog,"m_{T}","FullSelection/MT",Base&&Selection);
369	>	DrawMatchRecoDistribution("tri_submll",60,0,300,nolog,"m_{l_{2}l_{3}}","FullSelection/SubleadingDileptonMass",Base&&Selection);
370	>	DrawMatchRecoDistribution("tri_submll",60,0,300,nolog,"m_{l_{2}l_{3}}","FullSelection/SubleadingDileptonMass_SF",Base&&TCut("abs(tri_id2)==abs(tri_id3)")&&Selection);
371	>	DrawMatchRecoDistribution("tri_submll",60,0,300,nolog,"m_{l_{2}l_{3}}","FullSelection/SubleadingDileptonMass_OF",Base&&TCut("abs(tri_id2)!=abs(tri_id3)")&&Selection);
372	>	DrawMatchRecoDistribution("genMET",60,0,300,dolog,"gen MET","FullSelection/MET",Base&&Selection);
373	>	DrawMatchRecoDistribution("abs(tri_id1)",50,-0.5,49.5,nolog,"id(l_{1})","FullSelection/genID1",Base&&Selection);
374	>	DrawMatchRecoDistribution("abs(tri_id2)",50,-0.5,49.5,nolog,"id(l_{2})","FullSelection/genID2",Base&&Selection);
375	>	DrawMatchRecoDistribution("abs(tri_id3)",50,-0.5,49.5,nolog,"id(l_{3})","FullSelection/genID3",Base&&Selection);
376	>	DrawMatchRecoDistribution("abs(tri_genMID1)",50,-0.5,49.5,nolog,"mother id(l_{1})","FullSelection/genMID1",Base&&Selection);
377	>	DrawMatchRecoDistribution("abs(tri_genMID2)",50,-0.5,49.5,nolog,"mother id(l_{2})","FullSelection/genMID2",Base&&Selection);
378	>	DrawMatchRecoDistribution("abs(tri_genMID3)",50,-0.5,49.5,nolog,"mother id(l_{3})","FullSelection/genMID3",Base&&Selection);
379	>	}
380	>
381	>	void generator_SF_OF_comparison() {
382	>	/*we want to analyze the cuts at generator level (and their impact), plus understand how bad matching can affect the selection.
383	>	we want to know the distributions for correctly and incorrectly matched W/Z for the following variables:
384	>	- M_{lll}
385	>	- M_{ll}
386	>	- M_{T}
387	>	- M_{l_{2}l_{3}}
388	>	- MET
389	>	*/
390	>	TCut genBase("genNleptons>=3 && gentri_pt1>30 && gentri_pt2>20 && gentri_pt3>20");
391	>	TCut genParticleBase("genNleptons>=3 && pgentri_pt1>30 && pgentri_pt2>20 && pgentri_pt3>20");
392	>
393	>	TCut Selection("abs(gentri_mlll-91)>30 && genMET>30 && abs(gentri_mll-91)<10 && gentri_mT > 40");
394	>	TCut genParticleSelection("abs(pgentri_mlll-91)>30 && genMET>30 && abs(pgentri_mll-91)<10 && abs(pgentri_submll-91)>20 && pgentri_mT > 40");
395	>
396	>	bool dolog=true;
397	>	bool nolog=false;
398	>
399	>	DrawMatchGenDistribution("gentri_mlll",60,0,300,dolog,"m_{lll}","TrileptonMass",genBase);
400	>	DrawMatchGenDistribution("gentri_mll",60,0,300,dolog,"m_{l_{1}l_{2}}","LeadingDileptonMass",genBase);
401	>	DrawMatchGenDistribution("gentri_mT",50,0,100,nolog,"m_{T}","MT",genBase);
402	>	DrawMatchGenDistribution("gentri_submll",60,0,300,nolog,"m_{l_{2}l_{3}}","SubleadingDileptonMass",genBase);
403	>	DrawMatchGenDistribution("gentri_submll",60,0,300,nolog,"m_{l_{2}l_{3}}","SubleadingDileptonMass_SF",genBase&&TCut("abs(gentri_id2)==abs(gentri_id3)"));
404	>	DrawMatchGenDistribution("gentri_submll",60,0,300,nolog,"m_{l_{2}l_{3}}","SubleadingDileptonMass_OF",genBase&&TCut("abs(gentri_id2)!=abs(gentri_id3)"));
405	>	DrawMatchGenDistribution("genMET",60,0,300,dolog,"gen MET","MET",genBase);
406	>	DrawMatchGenDistribution("abs(gentri_id1)",50,-0.5,49.5,nolog,"id(l_{1})","genID1",genBase);
407	>	DrawMatchGenDistribution("abs(gentri_id2)",50,-0.5,49.5,nolog,"id(l_{2})","genID2",genBase);
408	>	DrawMatchGenDistribution("abs(gentri_id3)",50,-0.5,49.5,nolog,"id(l_{3})","genID3",genBase);
409	>	DrawMatchGenDistribution("abs(gentri_genMID1)",50,-0.5,49.5,nolog,"mother id(l_{1})","genMID1",genBase);
410	>	DrawMatchGenDistribution("abs(gentri_genMID2)",50,-0.5,49.5,nolog,"mother id(l_{2})","genMID2",genBase);
411	>	DrawMatchGenDistribution("abs(gentri_genMID3)",50,-0.5,49.5,nolog,"mother id(l_{3})","genMID3",genBase);
412	>
413	>	DrawMatchGenDistribution("gentri_mlll",60,0,300,dolog,"m_{lll}","FullSelection/TrileptonMass",genBase&&Selection);
414	>	DrawMatchGenDistribution("gentri_mll",60,0,300,dolog,"m_{l_{1}l_{2}}","FullSelection/LeadingDileptonMass",genBase&&Selection);
415	>	DrawMatchGenDistribution("gentri_mT",50,0,100,nolog,"m_{T}","FullSelection/MT",genBase&&Selection);
416	>	DrawMatchGenDistribution("gentri_submll",60,0,300,nolog,"m_{l_{2}l_{3}}","FullSelection/SubleadingDileptonMass",genBase&&Selection);
417	>	DrawMatchGenDistribution("gentri_submll",60,0,300,nolog,"m_{l_{2}l_{3}}","FullSelection/SubleadingDileptonMass_SF",genBase&&TCut("abs(gentri_id2)==abs(gentri_id3)")&&Selection);
418	>	DrawMatchGenDistribution("gentri_submll",60,0,300,nolog,"m_{l_{2}l_{3}}","FullSelection/SubleadingDileptonMass_OF",genBase&&TCut("abs(gentri_id2)!=abs(gentri_id3)")&&Selection);
419	>	DrawMatchGenDistribution("genMET",60,0,300,dolog,"gen MET","FullSelection/MET",genBase&&Selection);
420	>	DrawMatchGenDistribution("abs(gentri_id1)",50,-0.5,49.5,nolog,"id(l_{1})","FullSelection/genID1",genBase&&Selection);
421	>	DrawMatchGenDistribution("abs(gentri_id2)",50,-0.5,49.5,nolog,"id(l_{2})","FullSelection/genID2",genBase&&Selection);
422	>	DrawMatchGenDistribution("abs(gentri_id3)",50,-0.5,49.5,nolog,"id(l_{3})","FullSelection/genID3",genBase&&Selection);
423	>	DrawMatchGenDistribution("abs(gentri_genMID1)",50,-0.5,49.5,nolog,"mother id(l_{1})","FullSelection/genMID1",genBase&&Selection);
424	>	DrawMatchGenDistribution("abs(gentri_genMID2)",50,-0.5,49.5,nolog,"mother id(l_{2})","FullSelection/genMID2",genBase&&Selection);
425	>	DrawMatchGenDistribution("abs(gentri_genMID3)",50,-0.5,49.5,nolog,"mother id(l_{3})","FullSelection/genMID3",genBase&&Selection);
426	>
427	>	return;
428	>
429	>
430	>	GenSFOFCalculator("Basic selection",genBase);
431	>	GenSFOFCalculator("Basic selection, correct Z",genBase&&TCut("gentri_GoodZMatch"));
432	>	GenSFOFCalculator("Basic selection, wrong Z",genBase&&TCut("!gentri_GoodZMatch"));
433	>	GenSFOFCalculator("Outside |m_{23}-Z|<20",genBase&&TCut("abs(gentri_submll-91)>20"));
434	>	GenSFOFCalculator("Outside |m_{23}-Z|<20, Correct Z", genBase&&TCut("abs(gentri_submll-91)>20&&gentri_GoodZMatch"));
435	>	GenSFOFCalculator("Outside |m_{23}-Z|<20, Wrong Z", genBase&&TCut("abs(gentri_submll-91)>20&&!gentri_GoodZMatch"));
436	>	GenSFOFCalculator("Outside |m_{23}-Z|<20, Correct W", genBase&&TCut("abs(gentri_submll-91)>20&&gentri_GoodWMatch"));
437	>	GenSFOFCalculator("Outside |m_{23}-Z|<20, Wrong W", genBase&&TCut("abs(gentri_submll-91)>20&&!gentri_GoodWMatch"));
438	>	GenSFOFCalculator("Outside |m_{23}-Z|<20, Correct Z, correct W", genBase&&TCut("abs(gentri_submll-91)>20&&gentri_GoodZMatch&&gentri_GoodWMatch"));
439	>	GenSFOFCalculator("Outside |m_{23}-Z|<20, Wrong Z or W", genBase&&TCut("abs(gentri_submll-91)>20&&!(gentri_GoodZMatch&&gentri_GoodWMatch)"));
440	>	GenSFOFCalculator("Full selection, Correct Z and W", genBase&&Selection&&TCut("abs(gentri_submll-91)>20&&(gentri_GoodZMatch&&gentri_GoodWMatch)"));
441	>	GenSFOFCalculator("Full selection, Wrong Z or W", genBase&&Selection&&TCut("abs(gentri_submll-91)>20&&!(gentri_GoodZMatch&&gentri_GoodWMatch)"));
442	>	//  GenSFOFCalculator("Full selection", genBase&&Selection);
443	>	//  GenSFOFCalculator("Full selection with genParticles", genBase&&genParticleSelection&&TCut("abs(gentri_submll-91)>20"));
444	>
445	>
446	>	}
447	>
448	>
449	>	void AlgorithmTest(TCut BasicCut, TCut Selection) {
450	>	TCut Pure("tri_GoodWMatch && tri_GoodZMatch");
451	>
452	>	int nbins=38;
453	>	float mll_low=10;
454	>	float mll_hi=200;
455	>
456	>	TCanvas *can = new TCanvas("can","can");
457	>	TH1F *sfwz   = allsamples.Draw("sfwz"  ,"tri_submll",nbins,mll_low,mll_hi,"m_{l_{2}l_{3}} [GeV]", "events", BasicCut&&Selection&&TriLepSF,mc,luminosity,allsamples.FindSample("WZJetsTo3"));
458	>	TH1F *ofwz   = allsamples.Draw("ofwz"  ,"tri_submll",nbins,mll_low,mll_hi,"m_{l_{2}l_{3}} [GeV]", "events", BasicCut&&Selection&&TriLepOF,mc,luminosity,allsamples.FindSample("WZJetsTo3"));
459	>
460	>	TH1F *sfwzpure = allsamples.Draw("sfwzpure","tri_submll",nbins,mll_low,mll_hi,"m_{l_{2}l_{3}} [GeV]", "events", BasicCut&&Selection&&TriLepSF&&Pure,mc,luminosity,allsamples.FindSample("WZJetsTo3"));
461	>	TH1F *ofwzpure = allsamples.Draw("ofwzpure","tri_submll",nbins,mll_low,mll_hi,"m_{l_{2}l_{3}} [GeV]", "events", BasicCut&&Selection&&TriLepOF&&Pure,mc,luminosity,allsamples.FindSample("WZJetsTo3"));
462	>
463	>	delete can;
464	>
465	>	dout << "SF events: " << sfwz->Integral() << "   (pure: " << sfwzpure->Integral() << ")" << endl;
466	>	dout << "OF events: " << ofwz->Integral() << "   (pure: " << ofwzpure->Integral() << ")" << endl;
467	>
468	>	dout << "RATIO : SF / OF = " << sfwz->Integral() / ofwz->Integral() << " +/- " << sfwz->Integral()/ofwz->Integral() * sqrt(1/sfwz->GetEntries() + 1/ofwz->GetEntries()) << endl;
469	>	dout << "  PURE: SF / OF = " << sfwzpure->Integral() / ofwzpure->Integral() << " +/- " << sfwzpure->Integral()/ofwzpure->Integral() * sqrt(1/sfwzpure->GetEntries() + 1/ofwzpure->GetEntries()) << endl;
470	>	dout << "PURITY: " << endl;
471	>	dout << "   SF : " << 100.0*sfwzpure->Integral()/sfwz->Integral() << " +/- " << 100.0*sfwzpure->Integral()/sfwz->Integral() * sqrt(1/sfwzpure->GetEntries() + 1/sfwz->GetEntries()) <<endl;
472	>	dout << "   OF : " << 100.0*ofwzpure->Integral()/ofwz->Integral() << " +/- " << 100.0*ofwzpure->Integral()/ofwz->Integral() * sqrt(1/ofwzpure->GetEntries() + 1/ofwz->GetEntries()) <<endl;
473	>
474	>
475	>	delete sfwz;
476	>	delete ofwz;
477	>	delete sfwzpure;
478	>	delete ofwzpure;
479	>	}
480	>
481	>	void GetResult(TCut BasicCut, TCut Selection) {
482	>	if(TriLeptons::Rsfof_CorrectionFactor<0 || TriLeptons::Rsfof_CorrectionFactor_Error<0) SF_OF_comparison(BasicCut,Selection);
483	>	int nbins=38;
484	>	float mll_low=10;
485	>	float mll_hi=200;
486	>
487	>	TCanvas *can = new TCanvas("can","can");
488	>	TH1F *sfwz   = allsamples.Draw("sfwz"  ,"tri_submll",nbins,mll_low,mll_hi,"m_{l_{2}l_{3}} [GeV]", "events", BasicCut&&Selection&&TriLepSF,data,luminosity);
489	>	TH1F *ofwz   = allsamples.Draw("ofwz"  ,"tri_submll",nbins,mll_low,mll_hi,"m_{l_{2}l_{3}} [GeV]", "events", BasicCut&&Selection&&TriLepOF,data,luminosity);
490	>
491	>	delete can;
492	>
493	>	dout << " ****** FINAL RESULT ****** " << endl;
494	>	dout << "SF events: " << sfwz->Integral() << " +/- " << sqrt(sfwz->Integral()) << endl;
495	>	dout << "OF events: " << ofwz->Integral() << " +/- " << sqrt(ofwz->Integral()) << endl;
496	>
497	>	float rawstatuncert=sfwz->Integral()/ofwz->Integral() * sqrt(1/sfwz->GetEntries() + 1/ofwz->GetEntries());
498	>	float rawresult=sfwz->Integral() / ofwz->Integral();
499	>	dout << "UNCORRECTED RATIO : SF / OF = " << rawresult << " +/- " << rawstatuncert << endl;
500	>	dout << "CORRECTED RATIO : SF / OF = " << TriLeptons::Rsfof_CorrectionFactor * rawresult << " +/- " << (TriLeptons::Rsfof_CorrectionFactor * rawresult) * sqrt(rawstatuncert*rawstatuncert/(rawresult*rawresult) + ( TriLeptons::Rsfof_CorrectionFactor_Error * TriLeptons::Rsfof_CorrectionFactor_Error )/(TriLeptons::Rsfof_CorrectionFactor * TriLeptons::Rsfof_CorrectionFactor));
501	>
502	>
503	>	delete sfwz;
504	>	delete ofwz;
505	>	//    delete can;
506	>	}
507	>
508	>
509	>	void PredictionFailurePlot(string truthvariable, string predictionvariable, int nbins, float min, float max, TCut PredictionCut, TCut TruthCut, string saveas, string xlabel) {
510	>	TLegend *leg = make_legend();
511	>	leg->SetY1(0.7);
512	>	TCanvas *can = new TCanvas("can","can");
513	>	TPad *pad = new TPad("pad","pad",0,0,1,1);
514	>	pad->cd();
515	>	//    pad->SetLogy(1);
516	>
517	>	TH1F *Prediction = allsamples.Draw("Prediction",predictionvariable,nbins,min,max,xlabel,"events",PredictionCut,mc,luminosity,allsamples.FindSample("WZJetsTo3"));
518	>	TH1F *MCTruth    = allsamples.Draw("MCTruth",   truthvariable,     nbins,min,max,xlabel,"events",TruthCut     ,mc,luminosity,allsamples.FindSample("WZJetsTo3"));
519	>
520	>	Prediction->SetLineColor(TColor::GetColor("#FF0000"));//an evil red
521	>	MCTruth->SetLineColor(TColor::GetColor("#04B404")); // a nice green
522	>
523	>	//  if(Prediction->GetMaximum()>MCTruth->GetMaximum()) MCTruth->SetMaximum(1.3*Prediction->GetMaximum());
524	>
525	>	if(MCTruth->GetMaximum()>Prediction->GetMaximum()) {
526	>	MCTruth->SetMaximum(MCTruth->GetMaximum()*1.2);
527	>	MCTruth->DrawNormalized("histo");
528	>	Prediction->DrawNormalized("histo,same");
529	>	} else {
530	>	Prediction->SetMaximum(Prediction->GetMaximum()*1.2);
531	>	Prediction->DrawNormalized("histo");
532	>	MCTruth->DrawNormalized("histo,same");
533	>	}
534	>
535	>
536	>	leg->AddEntry(Prediction,"prediction (norm.)","l");
537	>	leg->AddEntry(MCTruth,"MC truth (norm.)","l");
538	>	leg->Draw();
539	>	DrawMCPrelim();
540	>	save_with_ratio(MCTruth,Prediction,pad->cd(),"WZ_study/PredictionMethodFailure/"+saveas);
541	>
542	>	delete Prediction;
543	>	delete MCTruth;
544	>	delete can;
545	>
546	>
547	>
548	>	}
549	>
550	>	void WhyDoesThePredictionMethodFail(TCut PredictionCut, TCut TruthCut) {
551	>	PredictionFailurePlot("tri_submll","tri_badsubmll",50,0,200,PredictionCut,TruthCut,"SubMll","m_{23}");
552	>	PredictionFailurePlot("tri_mT","tri_badmT",50,0,200,PredictionCut,TruthCut,"MT","m_{T}");
553	>	PredictionFailurePlot("tri_mll","tri_badmll",25,0,200,PredictionCut,TruthCut,"Mll","m_{12}");
554	>	}
555	>
556	>
557	>	void ComputeNewMiscombinationRate(TCut origSelection, TCut sBasicCut) {
558	>	TCanvas *can = new TCanvas("can","can");
559	>
560	>	string sSelection= (const char*)origSelection;
561	>	sSelection= ReplaceAll(sSelection,"tri_","tri_bad");
562	>	sSelection= ReplaceAll(sSelection,"tri_badmlll","tri_mlll");
563	>	cout << "modified " << (const char*)origSelection << " to " << sSelection << endl;
564	>
565	>	TCut FlavorBlindSelection((sSelection+(string)"&&(abs(tri_id2)!=abs(tri_id3))").c_str()); // making sure we select OF events
566	>	TCut CorrectSelection    (origSelection && TCut("(abs(tri_id2)!=abs(tri_id3))"));        // making sure we select OF events
567	>	TCut OFZ                 ("tri_mll!=tri_badmll");
568	>
569	>	TH1F *WZ_OF_OFZ = allsamples.Draw("WZ_OFZ"    ,"tri_badsubmll",1,0.0,1000.0,"m_{l_{2}l_{3}} [GeV]", "events", FlavorBlindSelection&&OFZ ,mc,luminosity,allsamples.FindSample("WZJetsTo3"));
570	>	TH1F *WZ_OF_any = allsamples.Draw("WZ_OF_any" ,"tri_badsubmll",1,0.0,1000.0,"m_{l_{2}l_{3}} [GeV]", "events", FlavorBlindSelection      ,mc,luminosity,allsamples.FindSample("WZJetsTo3"));
571	>
572	>	dout << "Miscombination rate in WZ sample with Selection in place : " << 100 * WZ_OF_OFZ->Integral() / WZ_OF_any->Integral() << " %    (" << WZ_OF_OFZ->Integral() << " / " << WZ_OF_any->Integral() << ")" << endl;
573	>	//   dout << "This corresponds to an estimate in same flavor of        : " <<
574	>
575	>	delete WZ_OF_any;
576	>	delete WZ_OF_OFZ;
577	>	delete can;
578	>	}
579	>
580	>	void ComputeMiscombinationRate(TCut origSelection, TCut sBasicCut) {
581	>	/*  TCanvas *can = new TCanvas("can","can");
582	>	//idea: use the flavor-blind version of the algorithm to obtain the yields in our signal region.
583	>	string sSelection= (const char*)origSelection;
584	>	sSelection= ReplaceAll(sSelection,"tri_","tri_bad");
585	>	sSelection= ReplaceAll(sSelection,"tri_badmlll","tri_mlll");
586	>	cout << "modified " << (const char*)origSelection << " to " << sSelection << endl;
587	>
588	>	TCut BadSelection((sSelection+(string)"&&abs(tri_id2)!=abs(tri_id3)").c_str()); // making sure we select OF events
589	>	TCut GoodSelection(origSelection && TCut("abs(tri_id2)!=abs(tri_id3)")); // making sure we select OF events
590	>
591	>	TCut BasicCut(sBasicCut&&TCut("tri_id2!=tri_id3"));
592	>
593	>	TCut TruthBad("!(tri_GoodZMatch&&tri_GoodZMatch)");
594	>	TCut MethodBad("!(tri_id2==tri_badid2&&tri_id3==tri_badid3)");
595	>
596	>	for(int icut=0;icut<2;icut++) {
597	>	TCut Goodused;
598	>	TCut Badused;
599	>	if(icut==0) {
600	>	Goodused=BasicCut;
601	>	Badused =BasicCut;
602	>	cout << "Preselection only: " << endl;
603	>	cout << "      used : " << (const char*) Goodused << endl;
604	>	} else {
605	>	Goodused=BasicCut&&GoodSelection;
606	>	Badused =BasicCut&&BadSelection;
607	>	cout << "Full selection: " << endl;
608	>	cout << "      Good used : " << (const char*) Goodused << endl;
609	>	cout << "      Bad used : " << (const char*) Goodused << endl;
610	>	}
611	>
612	>	TH1F *Truth_badcomb = allsamples.Draw("Truth_badcomb"    ,"tri_submll",1,0.0,1000.0,"m_{l_{2}l_{3}} [GeV]", "events", Goodused           ,mc,luminosity,allsamples.FindSample("WZJetsTo3"));
613	>	TH1F *Truth_all     = allsamples.Draw("Truth_all"        ,"tri_submll",1,0.0,1000.0,"m_{l_{2}l_{3}} [GeV]", "events", Goodused           ,mc,luminosity,allsamples.FindSample("WZJetsTo3"));
614	>
615	>	TH1F *Events_WZ    = allsamples.Draw("Events_WZ"    ,"tri_submll",1,0.0,1000.0,"m_{l_{2}l_{3}} [GeV]", "events", Goodused           ,mc,luminosity,allsamples.FindSample("WZJetsTo3"));
616	>	TH1F *bad_WZ       = allsamples.Draw("bad_WZ"       ,"tri_submll",1,0.0,1000.0,"m_{l_{2}l_{3}} [GeV]", "events", Goodused&&TruthBad ,mc,luminosity,allsamples.FindSample("WZJetsTo3"));
617	>	TH1F *MethodBad_WZ = allsamples.Draw("MethodBad_WZ" ,"tri_submll",1,0.0,1000.0,"m_{l_{2}l_{3}} [GeV]", "events", Badused&&MethodBad,mc,luminosity,allsamples.FindSample("WZJetsTo3"));
618	>	TH1F *MethodBad_WZg= allsamples.Draw("MethodBad_WZg","tri_submll",1,0.0,1000.0,"m_{l_{2}l_{3}} [GeV]", "events", Badused,mc,luminosity,allsamples.FindSample("WZJetsTo3"));
619	>
620	>	cout << "    ********** WZ **********" << endl;
621	>	cout << "    N events :          " << Events_WZ->Integral() << "\t (mc events: " << Events_WZ->GetEntries() << ")" << endl;
622	>	cout << "    Bad combinations:   " << bad_WZ->Integral() << "\t (mc events: " << bad_WZ->GetEntries() << ")" << endl;
623	>	cout << "    Predicted bad com.: " << MethodBad_WZ->Integral() << " / " << MethodBad_WZg->Integral() << "\t (mc events: " << MethodBad_WZ->GetEntries() << ")" << endl;
624	>
625	>
626	>	delete Events_WZ;
627	>	delete bad_WZ;
628	>	delete MethodBad_WZ;
629	>	delete MethodBad_WZg;
630	>	}
631	>	delete can;
632	>
633	>	WhyDoesThePredictionMethodFail(BasicCut&&MethodBad,BasicCut&&TruthBad);
634	>	*/
635	>	}
636	>
637	>
638	>
639	>
640	>	void CarryOutWZStudy() {
641	>	TCut BasicCut("leptonNum>2&&tri_pt1>30&&tri_pt2>20&&tri_pt3>20");
642	>	TCut Selection("abs(tri_mlll-91)>30 && tri_mT>40 && met[4] > 30 && abs(tri_mll-91)<10 && tri_submll > 10 && abs(tri_submll-91)>5");
643	>
644	>	//OptimizeSelection(BasicCut);
645	>
646	>	//ComputeMiscombinationRate(Selection, BasicCut);
647	>
648	>	ComputeNewMiscombinationRate(Selection, BasicCut);
649	>	return;
650	>
651	>	WZ_kin_plot("tri_mll",40,0,200,"m_{Z} [GeV]",BasicCut,"Inclusive/Zmass");
652	>	WZ_kin_plot("tri_mlll",40,0,400,"m_{ll} [GeV]",BasicCut,"Inclusive/TrileptonMass");
653	>	WZ_kin_plot("tri_mT",40,0,200,"m_{T} [GeV]",BasicCut,"Inclusive/mT");
654	>	WZ_kin_plot("met[4]", 40,0,400,"raw PFMET [GeV]",BasicCut,"Inclusive/MET");
655	>	WZ_kin_plot("tri_pt1",40,0,400,"p_{T}^{1} [GeV]",BasicCut,"Inclusive/Pt1");
656	>	WZ_kin_plot("tri_pt2",40,0,400,"p_{T}^{2} [GeV]",BasicCut,"Inclusive/Pt2");
657	>	WZ_kin_plot("tri_pt3",40,0,400,"p_{T}^{3} [GeV]",BasicCut,"Inclusive/Pt3");
658	>
659	>	WZ_kin_plot("tri_mll",40,0,200,"m_{Z} [GeV]",BasicCut&&TCut("abs(tri_mlll-91)>30"),"Mlll_cut/Zmass");
660	>	WZ_kin_plot("tri_mlll",40,0,400,"m_{ll} [GeV]",BasicCut&&TCut("abs(tri_mlll-91)>30"),"Mlll_cut/TrileptonMass");
661	>	WZ_kin_plot("tri_mT",40,0,200,"m_{T} [GeV]",BasicCut&&TCut("abs(tri_mlll-91)>30"),"Mlll_cut/mT");
662	>	WZ_kin_plot("met[4]", 40,0,400,"raw PFMET [GeV]",BasicCut&&TCut("abs(tri_mlll-91)>30"),"Mlll_cut/MET");
663	>
664	>	WZ_kin_plot("tri_mll",40,0,200,"m_{Z} [GeV]",BasicCut&&TCut("abs(tri_mll-91)<10"),"Zwindow/Zmass");
665	>	WZ_kin_plot("tri_mlll",40,0,400,"m_{ll} [GeV]",BasicCut&&TCut("abs(tri_mll-91)<10"),"Zwindow/TrileptonMass");
666	>	WZ_kin_plot("tri_mT",40,0,200,"m_{T} [GeV]",BasicCut&&TCut("abs(tri_mll-91)<10"),"Zwindow/mT");
667	>	WZ_kin_plot("met[4]", 40,0,400,"raw PFMET [GeV]",BasicCut&&TCut("abs(tri_mll-91)<10"),"Zwindow/MET");
668	>
669	>	WZ_kin_plot("tri_mll",40,0,200,"m_{Z} [GeV]",BasicCut,"CutFlow/Zmass__0_CutOnNothing");
670	>	WZ_kin_plot("tri_mll",40,0,200,"m_{Z} [GeV]",BasicCut&&TCut("tri_mT>40"),"CutFlow/Zmass__1_CutOn_MT");
671	>	WZ_kin_plot("tri_mll",40,0,200,"m_{Z} [GeV]",BasicCut&&TCut("tri_mT>40&&abs(tri_mlll-91)>30"),"CutFlow/Zmass__2_CutOn_MT_n_Mll");
672	>	WZ_kin_plot("tri_mll",40,0,200,"m_{Z} [GeV]",BasicCut&&TCut("tri_mT>40&&abs(tri_mlll-91)>30&&met[4]>30"),"CutFlow/Zmass__3_CutOn_MT_n_Mll_n_Met");
673	>	WZ_kin_plot("tri_mll",40,0,200,"m_{Z} [GeV]",BasicCut&&TCut("tri_mT>40&&abs(tri_mlll-91)>30&&met[4]>30&&abs(tri_mll-91)<10"),"CutFlow/Zmass__4_CutOn_MT_n_Mll_n_Met_MllWindow");
674	>
675	>	WZ_kin_plot("tri_mT",40,0,200,"m_{T} [GeV]",BasicCut,"CutFlow/MT__0_CutOnNothing");
676	>	WZ_kin_plot("tri_mT",40,0,200,"m_{T} [GeV]",BasicCut&&TCut("tri_mT>40"),"CutFlow/MT__1_CutOn_MT");
677	>	WZ_kin_plot("tri_mT",40,0,200,"m_{T} [GeV]",BasicCut&&TCut("tri_mT>40&&abs(tri_mlll-91)>30"),"CutFlow/MT__2_CutOn_MT_n_Mll");
678	>	WZ_kin_plot("tri_mT",40,0,200,"m_{T} [GeV]",BasicCut&&TCut("tri_mT>40&&abs(tri_mlll-91)>30&&met[4]>30"),"CutFlow/MT__3_CutOn_MT_n_Mll_n_Met");
679	>	WZ_kin_plot("tri_mT",40,0,200,"m_{T} [GeV]",BasicCut&&TCut("tri_mT>40&&abs(tri_mlll-91)>30&&met[4]>30&&abs(tri_mll-91)<10"),"CutFlow/MT__4_CutOn_MT_n_Mll_n_Met_MllWindow");
680	>
681	>	WZ_kin_plot("met[4]",40,0,200,"MET [GeV]",BasicCut,"CutFlow/MET__0_CutOnNothing");
682	>	WZ_kin_plot("met[4]",40,0,200,"MET [GeV]",BasicCut&&TCut("tri_mT>40"),"CutFlow/MET__1_CutOn_MT");
683	>	WZ_kin_plot("met[4]",40,0,200,"MET [GeV]",BasicCut&&TCut("tri_mT>40&&abs(tri_mlll-91)>30"),"CutFlow/MET__2_CutOn_MT_n_Mll");
684	>	WZ_kin_plot("met[4]",40,0,200,"MET [GeV]",BasicCut&&TCut("tri_mT>40&&abs(tri_mlll-91)>30&&met[4]>30"),"CutFlow/MET__3_CutOn_MT_n_Mll_n_Met");
685	>	WZ_kin_plot("met[4]",40,0,200,"MET [GeV]",BasicCut&&TCut("tri_mT>40&&abs(tri_mlll-91)>30&&met[4]>30&&abs(tri_mll-91)<10"),"CutFlow/MET__4_CutOn_MT_n_Mll_n_Met_MllWindow");
686	>
687	>
688	>	WZ_kin_plot("tri_mll",40,0,200,"m_{Z} [GeV]",BasicCut&&Selection,"Zmass");
689	>	WZ_kin_plot("tri_mlll",40,0,400,"m_{lll} [GeV]",BasicCut&&Selection,"TrileptonMass");
690	>	WZ_kin_plot("tri_mT",40,0,200,"m_{T} [GeV]",BasicCut&&Selection,"mT");
691	>	WZ_kin_plot("met[4]", 40,0,400,"raw PFMET [GeV]",BasicCut&&Selection,"MET");
692	>	WZ_kin_plot("tri_pt1",40,0,400,"p_{T}^{1} [GeV]",BasicCut&&Selection,"Pt1");
693	>	WZ_kin_plot("tri_pt2",40,0,400,"p_{T}^{2} [GeV]",BasicCut&&Selection,"Pt2");
694	>	WZ_kin_plot("tri_pt3",40,0,400,"p_{T}^{3} [GeV]",BasicCut&&Selection,"Pt3");
695	>
696	>
697	>	WZ_kin_plot("tri_submll",40,0,200,"m_{l_{2}l_{3}} [GeV]",BasicCut&&Selection&&TriLepSF,"mllsub_SF");
698	>	WZ_kin_plot("tri_submll",40,0,200,"m_{l_{2}l_{3}} [GeV]",BasicCut&&Selection&&TriLepOF,"mllsub_OF");
699	>	WZ_kin_plot("tri_submll",40,0,200,"m_{l_{2}l_{3}} [GeV]",BasicCut&&Selection&&TriLepSF&&TCut("tri_id2==0"),"mllsub_SF_ee");
700	>	WZ_kin_plot("tri_submll",40,0,200,"m_{l_{2}l_{3}} [GeV]",BasicCut&&Selection&&TriLepSF&&TCut("tri_id2==1"),"mllsub_SF_mm");
701	>	WZ_kin_plot("tri_submll",40,0,200,"m_{l_{2}l_{3}} [GeV]",BasicCut&&Selection&&TriLepOF&&TCut("tri_id2==0"),"mllsub_OF_em");
702	>	WZ_kin_plot("tri_submll",40,0,200,"m_{l_{2}l_{3}} [GeV]",BasicCut&&Selection&&TriLepOF&&TCut("tri_id2==1"),"mllsub_OF_me");
703	>
704	>
705	>	SF_OF_comparison(BasicCut,Selection);
706	>	//  generator_SF_OF_comparison();
707	>	//  reco_SF_OF_comparison(BasicCut,Selection);
708	>
709	>	SF_vs_OF_plots("tri_submll",40,0,200,"m_{l_{2}l_{3}} [GeV]",BasicCut&&Selection,TriLepSF,TriLepOF,mc,"mllsub_MC");
710	>	SF_vs_OF_plots("tri_submll",40,0,200,"m_{l_{2}l_{3}} [GeV]",BasicCut&&Selection,TriLepSF,TriLepOF,data,"mllsub_data");
711	>	AlgorithmTest(BasicCut,Selection);
712	>	GetResult(BasicCut,Selection);
713	>
714	>
715	>	}
716	>
717	>	void Make_Chi2_Resolution_Minimization(TGraph *gr) {
718	>	TCanvas *can2 = new TCanvas("can2","can2");
719	>	can2->cd();
720	>	gStyle->SetOptFit(0);
721	>	gr->Draw("AP*");
722	>	gr->GetXaxis()->SetTitle("MET scale factor");
723	>	gr->GetYaxis()->SetTitle("#chi^{2}");
724	>	gr->GetXaxis()->CenterTitle();
725	>	gr->GetYaxis()->CenterTitle();
726	>	gr->Draw("AP*");
727	>	gr->Fit("pol3");
728	>	TF1 *fit = (TF1*)gr->GetFunction("pol3");
729	>	fit->SetLineWidth(2);
730	>	fit->SetLineColor(kBlue);
731	>	gr->Draw("AP*");
732	>	DrawPrelim();
733	>	CompleteSave(can2,"WZ_study/DYResolution/Result_Chi2");
734	>	delete can2;
735	>	}
736	>
737	>	void ExtractDYMissingResolution() {
738	>
739	>	TCanvas *can = new TCanvas("can","can");
740	>
741	>	TH1F *histoSF = allsamples.Draw("histoSF","met[4]",50,0,100,"MET [GeV]","events",TCut("id1==id2&&mll>0&&pfJetGoodNum40>=2"),data,luminosity);
742	>	TH1F *histoOF = allsamples.Draw("histoOF","met[4]",50,0,100,"MET [GeV]","events",TCut("id1!=id2&&mll>0&&pfJetGoodNum40>=2"),data,luminosity);
743	>	THStack histoMC = allsamples.DrawStack("histoMC","met[4]",50,0,100,"MET [GeV]","events",TCut("id1==id2&&mll>0&&pfJetGoodNum40>=2"),mc,luminosity);
744	>	TFile *f = new TFile("file.root","RECREATE");
745	>
746	>	TH1F *MC_wo_DY = CollapseStack(histoMC);
747	>	TIter nextSF = TIter(histoMC.GetHists());
748		TH1F *h;
749		while ( h = (TH1F*)nextSF() ) {
750	<	cout << h->GetName() << " : " << h->Integral() << endl;
750	>	if(Contains(h->GetName(),"Z_Jets")) {
751	>	MC_wo_DY->Add(h,-1);
752	>	}
753		}
754	<	cout << "DATA : " << d_zmass->Integral() << endl;
755	<
756	<	TPad *pad2 = new TPad("pad","pad",0,0,1,1);
757	<	pad2->cd();
754	>	MC_wo_DY->Write();
755	>
756	>
757	>	int ntests=150;
758	>	TH1F *DYres[ntests];
759	>
760	>	float min_chi2=-1;
761	>	int best_index=-1;
762	>	stringstream allresults;
763	>	TGraph *gr = new TGraph();
764	>	for(int i=0;i<ntests;i++) {
765	>
766	>	float smearby=0.15*i/((float)ntests);
767	>
768	>	stringstream drawvariable;
769	>	drawvariable << "((" << 1+smearby << ")*met[4])";
770	>	cout << "Going to use the variable " << drawvariable.str() << endl;
771	>	stringstream name;
772	>	name << "histo_DY_" << i;
773	>	DYres[i] = allsamples.Draw(name.str().c_str(),drawvariable.str(),50,0,100,"MET [GeV]","events",TCut("id1==id2&&mll>0&&pfJetGoodNum40>=2"),mc,luminosity, allsamples.FindSample("DYJets"));
774	>	DYres[i]->Write();
775	>
776	>	TPad *pad = new TPad("pad","pad",0,0,1,1);
777	>	pad->cd();
778	>
779	>	DrawPrelim();
780	>	MC_wo_DY->SetFillColor(kWhite);
781	>	MC_wo_DY->SetLineColor(kBlue);
782	>	TLegend *leg = make_legend();
783	>	leg->SetY1(0.8);
784	>	leg->AddEntry(histoSF,"data","pl");
785	>	leg->AddEntry(MC_wo_DY,"MC","l");
786	>
787	>	TH1F *sum = (TH1F*)MC_wo_DY->Clone("sum");
788	>	sum->Add(DYres[i]);
789	>	sum->Draw("histo");
790	>	histoSF->Draw("e1,same");
791	>	stringstream Result;
792	>
793	>	Double_t chi2;
794	>	Int_t ndf,igood;
795	>	Double_t res=0.0;
796	>	Double_t chi2prob = MarcosChi2TestX(histoSF,sum,chi2,ndf,igood,"UW");
797	>	Result << "#splitline{Smeared by : " << std::setprecision(3) << 100*smearby << " %}{#splitline{#chi^{2} / NDF : " << std::setprecision(3) << chi2 << " / " << ndf << "}{ #chi^{2} prob : " << std::setprecision(3)  << chi2prob << "}}";
798	>
799	>	allresults << "\n" << smearby << ";" << chi2;
800	>	gr->SetPoint(i,smearby,chi2);
801	>
802	>	if(min_chi2<0||chi2<min_chi2) {
803	>	min_chi2=chi2;
804	>	best_index=i;
805	>	}
806	>
807	>	TPaveText *PurityPaveText = new TPaveText(0.60, 0.40,0.89, 0.6,"blNDC");
808	>	PurityPaveText->SetFillStyle(4000);
809	>	PurityPaveText->SetBorderSize(0);
810	>	PurityPaveText->SetFillColor(kWhite);
811	>	PurityPaveText->SetTextFont(42);
812	>	PurityPaveText->SetTextSize(0.042);
813	>	PurityPaveText->AddText(Result.str().c_str());
814	>	PurityPaveText->Draw();
815	>	DrawPrelim();
816	>	leg->Draw();
817	>
818	>
819	>	stringstream savethis;
820	>	savethis << "WZ_study/DYResolution/Response" << 100*smearby << "Percent";
821	>
822	>	save_with_ratio(histoSF,sum,pad->cd(),savethis.str());
823	>	}
824	>
825	>	gr->SetTitle("Chi2Diagram");
826	>	gr->SetName("Chi2Diagram");
827
71	–	THStack m_met = allsamples.DrawStack("m_met","met[4]",40,0,400, "raw PFMET [GeV]", "events", ZmassWindow&&BasicCut,mc, luminosity);
72	–	TH1F *d_met = allsamples.Draw("d_met","met[4]",40,0,400, "raw PFMET [GeV]", "events", ZmassWindow&&BasicCut,data, luminosity);
828
829	<	cout << "And with MET , using a 10 GeV window around the Z mass : " << endl;
830	<	nextSF = TIter(m_met.GetHists());
829	>	dout << "Result summary: " << endl;
830	>	dout << allresults.str() << endl;
831	>
832	>	nextSF = TIter(histoMC.GetHists());
833	>	THStack stack;
834		while ( h = (TH1F*)nextSF() ) {
835	<	cout << h->GetName() << " : " << h->Integral() << endl;
835	>	if(!Contains(h->GetName(),"Z_Jets")) {
836	>	stack.Add(h);
837	>	}
838		}
79	–	cout << "DATA : " << d_met->Integral() << endl;
839
840
841	+	TPad *pad = new TPad("pad","pad",0,0,1,1);
842	+	pad->cd();
843	+
844	+	DYres[best_index]->SetFillColor(kYellow);
845	+	DYres[best_index]->SetLineColor(kYellow);
846
847	<	d_met->Draw("e1");
848	<	m_met.Draw("same");
849	<	d_met->Draw("e1,same");
86	<	kinleg->Draw();
847	>	stack.Add(DYres[best_index]);
848	>	stack.Draw();
849	>	histoSF->Draw("e1,same");
850		DrawPrelim();
851	<	save_with_ratio(d_met,m_met,pad2->cd(),"WZ_study/MET");
851	>	save_with_ratio(histoSF,CollapseStack(stack),pad->cd(),"WZ_study/DYResolution/Result");
852	>
853	>	TFile *fr = new TFile("rumba.root","RECREATE");
854	>	gr->Write();
855	>	fr->Close();
856
90	–
857		delete can;
858	+
859	+	Make_Chi2_Resolution_Minimization(gr);
860	+
861		}
862
863		void WZstudy() {
864	+	//  ExtractDYMissingResolution();
865
866		switch_overunderflow(true);
867		cout << "Essential cut is " << (const char*) essentialcut << endl;
868		cout << "Going to set essential cut to new triggers" << endl;
869		TCut essential_bkp = essentialcut;
870		write_warning(__FUNCTION__,"Need to define trigger requirement for WZ!");
871	<	essentialcut=TCut("");
871	>	essentialcut=TCut("mll>5||mll<6");
872		cout << "Essential cut is now " << (const char*) essentialcut << endl;
873
874		CarryOutWZStudy();
#	Line 108 | Line 878 | void WZstudy() {
878		essentialcut = essential_bkp;
879		cout << "Essential cut is now " << (const char*) essentialcut << "   (restored)" << endl;
880		switch_overunderflow(false);
881	+
882		}
883	+

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