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Comparing UserCode/cbrown/AnalysisFramework/Plotting/Modules/Systematics.C (file contents):
Revision 1.4 by buchmann, Tue Jul 19 15:00:10 2011 UTC vs.
Revision 1.5 by buchmann, Wed Jul 20 08:51:33 2011 UTC

#	Line 89 | Line 89 | TH1F* plotEff(TTree* events, TCut kbase,
89
90		events->Draw(mcjzbexpression.c_str(),"genJZBSel>-400"&&kbase,"goff");
91		Float_t maxEff = events->GetSelectedRows();
92	<	if(verbose>0) std::cout << hname << " (" << informalname <<") " << maxEff <<  std::endl;
92	>	if(verbose>0) dout << hname << " (" << informalname <<") " << maxEff <<  std::endl;
93
94	<	if(verbose>0) std::cout <<  "JZB max = " << jzbMax << std::endl;
94	>	if(verbose>0) dout <<  "JZB max = " << jzbMax << std::endl;
95		// Loop over steps to get efficiency curve
96		char cut[256];
97		for ( Int_t iBin = 0; iBin<nBins; ++iBin ) {
98		sprintf(cut,"genJZBSel>%3f",jzbMin+iBin*step);
99		events->Draw(mcjzbexpression.c_str(),TCut(cut)&&kbase,"goff");
100		Float_t eff = static_cast<Float_t>(events->GetSelectedRows())/maxEff;
101	<	//     std::cout << "COUCOU " << __LINE__ << std::endl;
101	>	//     dout << "COUCOU " << __LINE__ << std::endl;
102		hJzbEff->SetBinContent(iBin+1,eff);
103		hJzbEff->SetBinError(iBin+1,TMath::Sqrt(eff*(1-eff)/maxEff));
104		}
#	Line 129 | Line 129 | float pileup(TTree *events, string infor
129		// Pimped-up function
130		TF1* funcUp = (TF1*)func->Clone();
131		funcUp->SetParameter( 0., func->GetParameter(0)/1.1); // 10% systematic error (up in sigma => 0.1 in erfc)
132	<	if(!automatized) std::cout << "  PU: " << funcUp->Eval(jzbSel) << " " <<  func->Eval(jzbSel)
132	>	if(!automatized) dout << "  PU: " << funcUp->Eval(jzbSel) << " " <<  func->Eval(jzbSel)
133		<< "(" << (funcUp->Eval(jzbSel)-func->Eval(jzbSel))/func->Eval(jzbSel)*100. << "%)" << std::endl;
134
135		return (funcUp->Eval(jzbSel)-func->Eval(jzbSel))/func->Eval(jzbSel)*100.;
#	Line 153 | Line 153 | void MCefficiency(TTree *events,float &r
153
154		result=sel/tot;
155		resulterr=TMath::Sqrt(sel/tot*(1-sel/tot)/tot);
156	<	if(!automatized) std::cout << "  MC efficiency: " << result << "+-" << resulterr << std::endl;
156	>	if(!automatized) dout << "  MC efficiency: " << result << "+-" << resulterr << std::endl;
157		}
158
159		float JZBefficiency(TTree *events, string informalname) {
160		TCut kbase("abs(genMllSel-91.2)<20&&genNjets>2&&genZPt>0&&abs(mll-91.2)<20&&((id1+1)*(id2+1)*ch1*ch2)!=-2");
161		TH1F* hLM4 = plotEff(events,kbase,informalname);
162		Int_t bin = hLM4->FindBin(jzbSel); // To get the error
163	<	if(!automatized) std::cout << "  Efficiency at JZB==" << jzbSel  << std::endl;
164	<	if(!automatized) std::cout << "    " << Interpolate(jzbSel,hLM4) << "+-" << hLM4->GetBinError(bin)  << std::endl;
163	>	if(!automatized) dout << "  Efficiency at JZB==" << jzbSel  << std::endl;
164	>	if(!automatized) dout << "    " << Interpolate(jzbSel,hLM4) << "+-" << hLM4->GetBinError(bin)  << std::endl;
165		return -1;
166		}
167
#	Line 193 | Line 193 | void JZBjetScale(TTree *events, float &j
193		Float_t eff  = Interpolate(jzbSel,hist);
194		Float_t effp = Interpolate(jzbSel,histp);
195		Float_t effm = Interpolate(jzbSel,histm);
196	<	if(!automatized) std::cout << "  Efficiency at JZB==" << jzbSel  << std::endl;
197	<	if(!automatized) std::cout << "    JESup: " << effp << " (" << (effp-eff)/eff*100. << "%)" << std::endl;
198	<	if(!automatized) std::cout << "    central:  " << eff << std::endl;
199	<	if(!automatized) std::cout << "    JESdown: " << effm << " (" << (effm-eff)/eff*100. << "%)" << std::endl;
196	>	if(!automatized) dout << "  Efficiency at JZB==" << jzbSel  << std::endl;
197	>	if(!automatized) dout << "    JESup: " << effp << " (" << (effp-eff)/eff*100. << "%)" << std::endl;
198	>	if(!automatized) dout << "    central:  " << eff << std::endl;
199	>	if(!automatized) dout << "    JESdown: " << effm << " (" << (effm-eff)/eff*100. << "%)" << std::endl;
200		jesup=(effp-eff)/eff*100.;
201		jesdown=(effm-eff)/eff*100.;
202		}
#	Line 218 | Line 218 | void doJZBscale(TTree *events, float &do
218		Float_t eff  = Interpolate(jzbSel,hist);
219		Float_t effp = Interpolate(jzbSel*(1.+systematic),hist);
220		Float_t effm = Interpolate(jzbSel*(1.-systematic),hist);
221	<	if(!automatized) std::cout << "  efficiency at JZB==" << jzbSel*(1.+systematic)  << "(-"<<syst*100<<"%) : " << effp << " (" << ((effp-eff)/eff)*100. << "%)"  << std::endl;
222	<	if(!automatized) std::cout << "  efficiency at JZB==" << jzbSel  << ": " << eff << std::endl;
223	<	if(!automatized) std::cout << "  efficiency at JZB==" << jzbSel*(1.-systematic)  << "(-"<<syst*100<<"%) : " << effm << " (" << ((effm-eff)/eff)*100. << "%)"  << std::endl;
221	>	if(!automatized) dout << "  efficiency at JZB==" << jzbSel*(1.+systematic)  << "(-"<<syst*100<<"%) : " << effp << " (" << ((effp-eff)/eff)*100. << "%)"  << std::endl;
222	>	if(!automatized) dout << "  efficiency at JZB==" << jzbSel  << ": " << eff << std::endl;
223	>	if(!automatized) dout << "  efficiency at JZB==" << jzbSel*(1.-systematic)  << "(-"<<syst*100<<"%) : " << effm << " (" << ((effm-eff)/eff)*100. << "%)"  << std::endl;
224		up=((effp-eff)/eff)*100;
225		down=((effm-eff)/eff)*100;
226		}
#	Line 243 | Line 243 | void JZBresponse(TTree *events, bool isM
243		hJzbResp->SetMinimum(0.2);
244		hJzbResp->Fit("pol0","Q");
245		TF1 *fittedfunction = hJzbResp->GetFunction("pol0");
246	<	if(!automatized) cout << "  Response: " << fittedfunction->GetParameter(0) << " +/- " << fittedfunction->GetParError(0) << endl;
246	>	if(!automatized) dout << "  Response: " << fittedfunction->GetParameter(0) << " +/- " << fittedfunction->GetParError(0) << endl;
247	>	delete hJzbResp;
248		}
249
250
#	Line 254 | Line 255 | void do_systematics_for_one_file(TTree *
255		mcjzbexpression=mcjzb;
256
257		float triggereff=4;//percent!
258	<	cout << "Trigger efficiency not implemented in this script  yet, still using external one" << endl;
258	>	dout << "Trigger efficiency not implemented in this script  yet, still using external one" << endl;
259		float leptonseleff=2;//percent!
260	<	cout << "Lepton selection efficiency not implemented in this script  yet, still using external one" << endl;
260	>	dout << "Lepton selection efficiency not implemented in this script  yet, still using external one" << endl;
261
262		float mceff,mcefferr;
263	<	if(!automatized) cout << "MC efficiencies:" << endl;
263	>	if(!automatized) dout << "MC efficiencies:" << endl;
264		MCefficiency(events,mceff,mcefferr,mcjzb);
265		JZBefficiency(events,informalname);
266
267	<	if(!automatized) std::cout << "Jet energy scale: " << std::endl;
267	>	if(!automatized) dout << "Jet energy scale: " << std::endl;
268		float jesup,jesdown;
269		JZBjetScale(events,jesdown,jesup,informalname,JetEnergyScaleUncert);
270
271	<	if(!automatized) std::cout << "JZB scale: " << std::endl;
271	>	if(!automatized) dout << "JZB scale: " << std::endl;
272		float scaleup,scaledown,scalesyst;
273		doJZBscale(events,scaledown,scaleup,scalesyst,JZBScaleUncert,informalname);
274
275	<	if(!automatized) std::cout << "JZB response: " << std::endl;
275	>	if(!automatized) dout << "JZB response: " << std::endl;
276		JZBresponse(events);
277
278	<	if(!automatized) std::cout << "Pileup: " << std::endl;
278	>	if(!automatized) dout << "Pileup: " << std::endl;
279		float resolution=pileup(events,informalname);
280
281	<	cout << "_______________________________________________" << endl;
282	<	cout << "                 SUMMARY FOR " << informalname << " with JZB>" << jzbSel << endl;
283	<	cout << "MC efficiency: " << mceff << "+/-" << mcefferr << endl;
284	<	cout << "Trigger efficiency: " << triggereff << endl;
285	<	cout << "Lepton Sel Eff: " << leptonseleff << endl;
286	<	cout << "For JZB>" << jzbSel << endl;
287	<	cout << "Jet energy scale: " << jesup << " " << jesdown << " --> suggesting: " << Round(0.5*(fabs(jesup)+fabs(jesdown)),1) << endl;
288	<	cout << "JZB Scale Uncert: " << scaledown << " " << scaleup << " --> suggesting: " << Round(0.5*(fabs(scaledown)+fabs(scaleup)),1) << endl;
289	<	cout << "Resolution : " << resolution << endl;
281	>	dout << "_______________________________________________" << endl;
282	>	dout << "                 SUMMARY FOR " << informalname << " with JZB>" << jzbSel << endl;
283	>	dout << "MC efficiency: " << mceff << "+/-" << mcefferr << endl;
284	>	dout << "Trigger efficiency: " << triggereff << endl;
285	>	dout << "Lepton Sel Eff: " << leptonseleff << endl;
286	>	dout << "For JZB>" << jzbSel << endl;
287	>	dout << "Jet energy scale: " << jesup << " " << jesdown << " --> suggesting: " << Round(0.5*(fabs(jesup)+fabs(jesdown)),1) << endl;
288	>	dout << "JZB Scale Uncert: " << scaledown << " " << scaleup << " --> suggesting: " << Round(0.5*(fabs(scaledown)+fabs(scaleup)),1) << endl;
289	>	dout << "Resolution : " << resolution << endl;
290
291
292		float toterr=0;
#	Line 295 | Line 296 | void do_systematics_for_one_file(TTree *
296		if(fabs(scaleup)>fabs(scaledown)) toterr+=(scaleup/100)*(scaleup/100); else toterr+=(scaledown/100)*(scaledown/100);
297		toterr+=(resolution/100)*(resolution/100);
298		toterr=TMath::Sqrt(toterr);
299	<	cout << "FINAL RESULT : " << mceff << " +/- "<< mcefferr << " (stat) +/- " << 100*toterr << " (syst)" << endl;
300	<	cout << "     we thus use the sqrt of the sum of the squares which is : " << 100*TMath::Sqrt(mcefferr*mcefferr+(toterr*toterr)) << endl;
299	>	dout << "FINAL RESULT : " << mceff << " +/- "<< mcefferr << " (stat) +/- " << 100*toterr << " (syst)" << endl;
300	>	dout << "     we thus use the sqrt of the sum of the squares which is : " << 100*TMath::Sqrt(mcefferr*mcefferr+(toterr*toterr)) << endl;
301		vector<float> res;
302		res.push_back(jzbSel);
303		res.push_back(mceff);
#	Line 311 | Line 312 | vector<vector<float> > compute_systemati
312		automatized=true;
313		vector< vector<float> > systematics;
314		for (int isignal=0; isignal<signalsamples.collection.size();isignal++) {
315	<	cout << "Looking at signal " << (signalsamples.collection)[isignal].filename << endl;
315	>	dout << "Looking at signal " << (signalsamples.collection)[isignal].filename << endl;
316		for(int ibin=0;ibin<bins.size();ibin++) {
317		jzbSel=bins[ibin];
318		geqleq="geq";

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