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Comparing UserCode/cbrown/AnalysisFramework/Plotting/Modules/Systematics.C (file contents):
Revision 1.13 by buchmann, Tue Aug 16 17:08:40 2011 UTC vs.
Revision 1.18 by buchmann, Wed Aug 17 17:07:18 2011 UTC

# Line 182 | Line 182 | float pileup(TTree *events, bool require
182          if(!automatized) dout << "  PU: " << funcUp->Eval(jzbSel) << " " <<  func->Eval(jzbSel)
183          << "(" << (funcUp->Eval(jzbSel)-func->Eval(jzbSel))/func->Eval(jzbSel)*100. << "%)" << std::endl;
184          
185 <        return (funcUp->Eval(jzbSel)-func->Eval(jzbSel))/func->Eval(jzbSel)*100.;
185 >        return (funcUp->Eval(jzbSel)-func->Eval(jzbSel))/func->Eval(jzbSel);
186          
187   }
188  
# Line 218 | Line 218 | void PeakError(TTree *events,float &resu
218            else if(i==1) resdown=res;
219            else if(i==2) resup=res;
220          }
221 <        if(TMath::Abs(rescent-resup)>TMath::Abs(rescent-resdown)) result=(TMath::Abs(rescent-resup)/rescent)*100;
222 <        else result=(TMath::Abs(rescent-resdown)/rescent)*100;
221 >        if(TMath::Abs(rescent-resup)>TMath::Abs(rescent-resdown)) result=(TMath::Abs(rescent-resup)/rescent);
222 >        else result=(TMath::Abs(rescent-resdown)/rescent);
223   }
224  
225   //____________________________________________________________________________________
# Line 228 | Line 228 | void MCefficiency(TTree *events,float &r
228          
229          char jzbSelStr[256]; sprintf(jzbSelStr,"%f",jzbSel);
230          // All acceptance cuts at gen. level
231 <        TCut kbase("abs(genMll-91.2)<20&&genNjets>2&&genZPt>0&&genJZB"+geq_or_leq()+TString(jzbSelStr)+"&&genId1==-genId2");
231 >        //TCut kbase("abs(genMll-91.2)<20&&genNjets>2&&genZPt>0&&genJZB"+geq_or_leq()+TString(jzbSelStr)+"&&genId1==-genId2");
232 >        TCut kbase("");
233          if(requireZ) kbase=kbase&&"TMath::Abs(genMID)==23";
234          if(addcut!="") kbase=kbase&&addcut.c_str();//this is mostly for SUSY scans (adding requirements on masses)
235          // Corresponding reco. cuts
236          TCut ksel("pfJetGoodNum>2&&abs(mll-91.2)<20&&id1==id2&&"+TString(mcjzb)+geq_or_leq()+TString(jzbSelStr));
237 <        
237 >        TCut ksel2("pfJetGoodNum>2&&abs(mll-91.2)<20&&id1==id2&&"+TString(mcjzb)+ngeq_or_leq()+TString("-")+TString(jzbSelStr));
238          events->Draw(mcjzbexpression.c_str(),kbase&&ksel,"goff");
239          Float_t sel = events->GetSelectedRows();
240 +        events->Draw(mcjzbexpression.c_str(),kbase&&ksel2,"goff");
241 +        Float_t nsel = events->GetSelectedRows();
242   //      events->Draw(mcjzbexpression.c_str(),kbase,"goff");
243   //      Float_t tot = events->GetSelectedRows();
244          Float_t tot = Neventsinfile;
245          
246 <        result=sel/tot;
246 >        result=(sel-nsel)/tot;
247          resulterr=TMath::Sqrt(sel/tot*(1-sel/tot)/tot);
248 <        if(!automatized) dout << "  MC efficiency: " << result << "+-" << resulterr << std::endl;
248 >        dout << "  MC efficiency: " << result << "+-" << resulterr << "  ( JZB>" << jzbSel << " : " << sel << " , JZB<-" << jzbSel << " : " << nsel << " and nevents=" << tot << ")" << std::endl;
249   }
250  
251   void JZBefficiency(TTree *events, string informalname, float &jzbeff, float &jzbefferr, bool requireZ, string addcut="") {
# Line 291 | Line 294 | void JZBjetScale(TTree *events, float &j
294          if(!automatized) dout << "    JESup: " << effp << " (" << (effp-eff)/eff*100. << "%)" << std::endl;
295          if(!automatized) dout << "    central:  " << eff << std::endl;
296          if(!automatized) dout << "    JESdown: " << effm << " (" << (effm-eff)/eff*100. << "%)" << std::endl;
297 <        jesup=(effp-eff)/eff*100.;
298 <        jesdown=(effm-eff)/eff*100.;
297 >        jesup=(effp-eff)/eff;
298 >        jesdown=(effm-eff)/eff;
299   }
300  
301   //________________________________________________________________________
# Line 317 | Line 320 | void doJZBscale(TTree *events, float &do
320          if(!automatized) dout << "  efficiency at JZB==" << jzbSel*(1.+systematic)  << "(-"<<syst*100<<"%) : " << effp << " (" << ((effp-eff)/eff)*100. << "%)"  << std::endl;
321          if(!automatized) dout << "  efficiency at JZB==" << jzbSel  << ": " << eff << std::endl;
322          if(!automatized) dout << "  efficiency at JZB==" << jzbSel*(1.-systematic)  << "(-"<<syst*100<<"%) : " << effm << " (" << ((effm-eff)/eff)*100. << "%)"  << std::endl;
323 <        up=((effp-eff)/eff)*100;
324 <        down=((effm-eff)/eff)*100;
323 >        up=((effp-eff)/eff);
324 >        down=((effm-eff)/eff);
325   }
326  
327   //________________________________________________________________________
# Line 352 | Line 355 | void do_systematics_for_one_file(TTree *
355    float JetEnergyScaleUncert=0.1;
356    float JZBScaleUncert=0.1;
357    mcjzbexpression=mcjzb;
358 <  float triggereff=4;//percent!
358 >  float triggereff=4.0/100;// in range [0,1]
359    dout << "Trigger efficiency not implemented in this script  yet, still using external one" << endl;
360 <  float leptonseleff=2;//percent!
360 >  float leptonseleff=2.0/100;// in range [0,1]
361    dout << "Lepton selection efficiency not implemented in this script  yet, still using external one" << endl;
362    
363    float mceff,mcefferr,jzbeff,jzbefferr;
# Line 386 | Line 389 | void do_systematics_for_one_file(TTree *
389    dout << "                 SUMMARY FOR " << informalname << " with JZB>" << jzbSel << "  (all in %) ";
390    if(addcut!="") dout << "With additional cut: " << addcut;
391    dout << endl;
392 <  dout << "MC efficiency: " << 100*mceff << "+/-" << 100*mcefferr << endl;
393 <  dout << "Trigger efficiency: " << triggereff << endl;
394 <  dout << "Lepton Sel Eff: " << leptonseleff << endl;
395 <  dout << "Jet energy scale: " << jesup << " " << jesdown << endl;
396 <  dout << "JZB Scale Uncert: " << scaledown << " " << scaleup << endl;
397 <  dout << "Resolution : " << resolution << endl;
398 <  dout << "From peak : " << sysfrompeak << endl;
399 <  dout << "JZB efficiency: " << jzbeff << "+/-" << jzbefferr << " (not yet included below) " << endl;
400 <  dout << "JZB response  : " << resp << " +/-" << resperr << " (not yet included below) " << endl;
392 >  dout << "MC efficiency: " << mceff << "+/-" << mcefferr << endl; // in range [0,1]
393 >  dout << "Trigger efficiency: " << triggereff << endl; // in range [0,1]
394 >  dout << "Lepton Sel Eff: " << leptonseleff << endl; // in range [0,1]
395 >  dout << "Jet energy scale: " << jesup << " " << jesdown << endl; // in range [0,1]
396 >  dout << "JZB Scale Uncert: " << scaledown << " " << scaleup << endl; // in range [0,1]
397 >  dout << "Resolution : " << resolution << endl; // in range [0,1]
398 >  dout << "From peak : " << sysfrompeak << endl; // in range [0,1]
399 >  dout << "JZB efficiency: " << jzbeff << "+/-" << jzbefferr << " (not yet included below) " << endl; // in range [0,1]
400 >  dout << "JZB response  : " << resp << " +/-" << resperr << " (not yet included below) " << endl; // in range [0,1]
401    
402    float toterr=0;
403 <  toterr+=(triggereff/100)*(triggereff/100);
404 <  toterr+=(leptonseleff/100)*(leptonseleff/100);
405 <  if(fabs(jesup)>fabs(jesdown)) toterr+=(jesup/100)*(jesup/100); else toterr+=(jesdown/100)*(jesdown/100);
406 <  if(fabs(scaleup)>fabs(scaledown)) toterr+=(scaleup/100)*(scaleup/100); else toterr+=(scaledown/100)*(scaledown/100);
407 <  toterr+=(resolution/100)*(resolution/100);
408 <  toterr+=(sysfrompeak/100)*(sysfrompeak/100);
409 <  toterr=TMath::Sqrt(toterr);
403 >  toterr+=(triggereff)*(triggereff);
404 >  toterr+=(leptonseleff)*(leptonseleff);
405 >  if(fabs(jesup)>fabs(jesdown)) toterr+=(jesup*jesup); else toterr+=(jesdown*jesdown);
406 >  if(fabs(scaleup)>fabs(scaledown)) toterr+=(scaleup*scaleup); else toterr+=(scaledown*scaledown);
407 >  toterr+=(resolution*resolution);
408 >  toterr+=(sysfrompeak*sysfrompeak);
409 >  dout << "TOTAL SYSTEMATICS: " << TMath::Sqrt(toterr) << " --> " << TMath::Sqrt(toterr)*mceff << endl;
410 >  toterr=TMath::Sqrt(toterr)*mceff;
411    dout << "FINAL RESULT : " << 100*mceff << " +/- "<< 100*mcefferr << " (stat) +/- " << 100*toterr << " (syst)   %" << endl;
412 <  dout << "     we thus use the sqrt of the sum of the squares which is : " << 100*TMath::Sqrt(mcefferr*mcefferr+(toterr*toterr)) << endl;
412 >  dout << "     we thus use the sqrt of the sum of the squares which is : " << 100*toterr << endl;
413    vector<float> res;
414    res.push_back(jzbSel);
415    res.push_back(mceff);
416    res.push_back(mcefferr);
417    res.push_back(toterr);
418    res.push_back(TMath::Sqrt((mcefferr)*(mcefferr)+(toterr*toterr)));
419 <  if(fabs(jesup)>fabs(jesdown)) res.push_back(fabs(jesup/100)); else res.push_back(fabs(jesdown)/100);
420 <  if(fabs(scaleup)>fabs(scaledown)) res.push_back(fabs(scaleup)/100); else res.push_back(fabs(scaledown)/100);
421 <  res.push_back(fabs(resolution)/100);
419 >  if(fabs(jesup)>fabs(jesdown)) res.push_back(fabs(jesup)); else res.push_back(fabs(jesdown));
420 >  if(fabs(scaleup)>fabs(scaledown)) res.push_back(fabs(scaleup)); else res.push_back(fabs(scaledown));
421 >  res.push_back(fabs(resolution));
422    results.push_back(res);
423   }
424  

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