Difference: MuonFakeRateSUSY (1 vs. 5)

Revision 523 Jul 2009 - Main.SanjayPadhi

Line: 1 to 1
 
META TOPICPARENT name="SanjayPadhi"

Muon Fake Rates with baseline Susy selection from QCD

Line: 13 to 13
 
    • Don't remove trigger bias by veto'ing all denominator and numerators near the leading jet (delat R cut)

  • Denominator
Changed:
<
<
    • ptMuon > 10 GeV
>
>
    • Version-52
 
Deleted:
<
<
  if (!((cms2.mus_type().at(iMu)) & (1<<1)) ) return false; // global muon if (!((cms2.mus_type().at(iMu)) & (1<<2)) ) return false; // tracker muon if( pt < 10) return false;
Line: 22 to 21
  if( fabs( eta ) > 2.4 ) return false; if( cms2.mus_gfit_chi2()[iMu]/cms2.mus_gfit_ndof()[iMu] > 20) return false; if (inv_mu_relsusy_iso(iMu) > 0.4 ) return false;
Changed:
<
<		 return true;
>
>		 if (fabs(cms2.mus_d0corr().at(iMu)) >= 0.02) return false;
 
Deleted:
<
<
 This is the same denominator as in ttbar note, except:
  • require tracker and global muon
  • lower pT to 10GeV
Line: 30 to 28
 
  • lower pT to 10GeV
  • switch iso to be same as for electron fakes
Changed:
<
<
>
>
 

Samples for fake rate determination

    • QCD pt 30 GeV .AND. QCD pt 80 GeV

Muon Fake rates

The high pT bin includes the overflow, i.e. it is actually 60-infinity.
Changed:
<
<
>
>
muFR2Dv1.png muFRErr2Dv1.png muFRptv1.png muFRetav1.png
 

Closure test: Wjets Same Sign

Line: 52 to 49
 
  • Plots for pT, eta, and Njets:


Changed:
<
<

  • Numbers are event counts, no weights as all weights are the same for all events.
  • Actual, predicted: 7 +- sqrt(7), 2.64714 (no error propagation yet because error is dominated by FR error)

Closure test: Wjets Opposite Sign

  • emu Wjets.
  • electron is trueElectronFromW .AND. full electron Id .AND. isolation .AND. pT > 10GeV
>
>		 muPredictedptv1.png muPredictedetav1.png munJetsPredictedv1.png
 
  • Numbers are event counts, no weights as all weights are the same for all events.
Changed:
<
<
  • Actual, predicted: 12 +- sqrt(12) , 7.98302 (no error propagation yet because error is dominated by FR error)
>
>
  • Actual, predicted: 7 +- 2.65, 3.43451 (no error propagation yet because error is dominated by FR error)
 

Application to ttbar: Same Sign

Line: 78 to 65
 

loose cuts

  • tcmet > 40GeV, Njet > 0.
Changed:
<
<
  • actual, prediction:
>
>
  • actual, prediction: 9.6, 15.52 [No errors yet]
 

tight cuts

  • 80GeV tcmet, leading jet pT > 100GeV
Changed:
<
<
  • actual, prediction:
>
>
  • actual, prediction: 1.75, 2.44 [No errors yet]
 
Added:
>
>

Same Sign selection cuts

  • 80GeV tcmet, Njet >2, Sumpt > 200GeV
  • actual, prediction: 1.312, 1.03131 [No Errors yet]
 -- SanjayPadhi - 23 Jul 2009 \ No newline at end of file
Added:
>
>

META FILEATTACHMENT attachment="muFR2Dv1.png" attr="" comment="" date="1248361681" name="muFR2Dv1.png" path="muFR2Dv1.png" size="29310" stream="muFR2Dv1.png" user="Main.SanjayPadhi" version="1"
META FILEATTACHMENT attachment="muFRErr2Dv1.png" attr="" comment="" date="1248361718" name="muFRErr2Dv1.png" path="muFRErr2Dv1.png" size="25341" stream="muFRErr2Dv1.png" user="Main.SanjayPadhi" version="1"
META FILEATTACHMENT attachment="muFRetav1.png" attr="" comment="" date="1248361736" name="muFRetav1.png" path="muFRetav1.png" size="12359" stream="muFRetav1.png" user="Main.SanjayPadhi" version="1"
META FILEATTACHMENT attachment="munJetsPredictedv1.png" attr="" comment="" date="1248361751" name="munJetsPredictedv1.png" path="munJetsPredictedv1.png" size="16274" stream="munJetsPredictedv1.png" user="Main.SanjayPadhi" version="1"
META FILEATTACHMENT attachment="muPredictedetav1.png" attr="" comment="" date="1248361777" name="muPredictedetav1.png" path="muPredictedetav1.png" size="14641" stream="muPredictedetav1.png" user="Main.SanjayPadhi" version="1"
META FILEATTACHMENT attachment="muFRptv1.png" attr="" comment="" date="1248361799" name="muFRptv1.png" path="muFRptv1.png" size="13008" stream="muFRptv1.png" user="Main.SanjayPadhi" version="1"
META FILEATTACHMENT attachment="muPredictedptv1.png" attr="" comment="" date="1248361815" name="muPredictedptv1.png" path="muPredictedptv1.png" size="15113" stream="muPredictedptv1.png" user="Main.SanjayPadhi" version="1"

Revision 423 Jul 2009 - Main.FkW

Line: 1 to 1
 
META TOPICPARENT name="SanjayPadhi"

Muon Fake Rates with baseline Susy selection from QCD

Line: 71 to 71
 
  • Numbers are weights, all weights are the same for all events. Weight per event is 0.43.
Changed:
<
<
  • look at mumu only - Observe (1.75), Predict - 2.82 (No error yet)
>
>
  • look at mumu only.
 
  • prediction comes from one numerator .AND. one (FO .AND. .NOT. numerator) times (FR/(1-FR))
  • there are no charge fakes expected in mumu, and we check it via new WW/WO/OO classification.

loose cuts

Changed:
<
<
  • specify cuts

tight cuts

  • 80GeV tcmet, leading jet pT > 100GeV
>
>
  • tcmet > 40GeV, Njet > 0.
 
  • actual, prediction:
Deleted:
<
<
    • no charge fakes

ttbar: Opposite Sign

  • mumu.
  • prediction comes from one numerator .AND. one (FO .AND. .NOT. numerator) times (FR/(1-FR))

loose cuts

  • specify cuts
 

tight cuts

Revision 323 Jul 2009 - Main.SanjayPadhi

Line: 1 to 1
 
META TOPICPARENT name="SanjayPadhi"

Muon Fake Rates with baseline Susy selection from QCD

Line: 71 to 71
 
  • Numbers are weights, all weights are the same for all events. Weight per event is 0.43.
Changed:
<
<
  • look at mumu only.
>
>
  • look at mumu only - Observe (1.75), Predict - 2.82 (No error yet)
 
  • prediction comes from one numerator .AND. one (FO .AND. .NOT. numerator) times (FR/(1-FR))
  • there are no charge fakes expected in mumu, and we check it via new WW/WO/OO classification.

Revision 222 Jul 2009 - Main.FkW

Line: 1 to 1
 
META TOPICPARENT name="SanjayPadhi"

Muon Fake Rates with baseline Susy selection from QCD

Line: 6 to 6
 
Changed:
<
<

Cuts

>
>

Cuts for fakerate determination

 
  • no general event selection:
    • Dont' simulate single jet trigger by requiring at least one jet with uncorrected pT > 30 GeV
Line: 26 to 25
  return true;
Added:
>
>		This is the same denominator as in ttbar note, except:
  • require tracker and global muon
  • lower pT to 10GeV
  • switch iso to be same as for electron fakes
 

Changed:
<
<

Samples

    • QCD pt 30 GeV
>
>

Samples for fake rate determination

    • QCD pt 30 GeV .AND. QCD pt 80 GeV
 

Muon Fake rates

Added:
>
>		The high pT bin includes the overflow, i.e. it is actually 60-infinity.
 
Changed:
<
<

Closure test: Wjets

>
>

Closure test: Wjets Same Sign

  • emu Wjets madgraph.
  • electron is trueElectronFromW .AND. full electron Id .AND. isolation .AND. pT > 10GeV

  • Plots for pT, eta, and Njets:
 
Added:
>
>
  • Numbers are event counts, no weights as all weights are the same for all events.
  • Actual, predicted: 7 +- sqrt(7), 2.64714 (no error propagation yet because error is dominated by FR error)

Closure test: Wjets Opposite Sign

  • emu Wjets.
  • electron is trueElectronFromW .AND. full electron Id .AND. isolation .AND. pT > 10GeV

  • Numbers are event counts, no weights as all weights are the same for all events.
  • Actual, predicted: 12 +- sqrt(12) , 7.98302 (no error propagation yet because error is dominated by FR error)

Application to ttbar: Same Sign

  • Numbers are weights, all weights are the same for all events. Weight per event is 0.43.

  • look at mumu only.
  • prediction comes from one numerator .AND. one (FO .AND. .NOT. numerator) times (FR/(1-FR))
  • there are no charge fakes expected in mumu, and we check it via new WW/WO/OO classification.

loose cuts

  • specify cuts

tight cuts

  • 80GeV tcmet, leading jet pT > 100GeV
  • actual, prediction:
    • no charge fakes

ttbar: Opposite Sign

  • mumu.
  • prediction comes from one numerator .AND. one (FO .AND. .NOT. numerator) times (FR/(1-FR))

loose cuts

  • specify cuts

tight cuts

  • 80GeV tcmet, leading jet pT > 100GeV
  • actual, prediction:
  -- SanjayPadhi - 23 Jul 2009

Revision 122 Jul 2009 - Main.SanjayPadhi

Line: 1 to 1
Added:
>
>
META TOPICPARENT name="SanjayPadhi"

Muon Fake Rates with baseline Susy selection from QCD

Summary page for Muon fake rates.

Cuts

  • no general event selection:
    • Dont' simulate single jet trigger by requiring at least one jet with uncorrected pT > 30 GeV
    • Don't remove trigger bias by veto'ing all denominator and numerators near the leading jet (delat R cut)

  • Denominator
    • ptMuon > 10 GeV 
      
       if (!((cms2.mus_type().at(iMu)) & (1<<1)) ) return false; // global muon
       if (!((cms2.mus_type().at(iMu)) & (1<<2)) ) return false; // tracker muon
       if( pt < 10)  return false;
       if( fabs( eta ) > 2.4 ) return false;
       if( cms2.mus_gfit_chi2()[iMu]/cms2.mus_gfit_ndof()[iMu] > 20) return false;
       if (inv_mu_relsusy_iso(iMu) > 0.4 ) return false;
       return true;

Samples

    • QCD pt 30 GeV

Muon Fake rates

Closure test: Wjets


-- SanjayPadhi - 23 Jul 2009

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