Wenu tag &probe
Bo li
CPPM, Shandong university
1
Common information
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DATA2011: D1-H4 , MC10b egamma stream
Common object selection
Add trigger after Run182726 :
EF_e13_etcut_xs60_noMu
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Trigger in data
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4 triggers after GRL: 1.699×107
EF_g20_etcut_xe30_noMu: 3.50×106 (20.60 %)
EF_xs60_noMu_L1EM10XS45: 7.16×106 (42.14 %)
EF_xs75_noMu_L1EM10XS50: 1.55×106 (9.14 %)
EF_e13_etcut_xs60_noMu: 6.76×106 (39.81 %)
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Trigger in data
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Cut flow
DATA total
1.495×108
GRL
1.298×108
Npv
1.296×107
trigger
1.699×107
METclean
1.692×107
MC10b total
6999096
npv
6995657
METclean
6966735
Ele
5707968
Ele
1.491×107
Ele Et
4590886
Ele Et
1.394×107
zveto
4588102
zveto
1.393×107
MET
3517203
MET
1.110×107
MT
3435482
MT
METiso10>0.7
1361324
1.077×107
METiso10>0.7
2329822
Loose
Medium
tight
1285948
1182957
925439
Loose
Medium
Tight
1720040
1537576
1271634
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Pile-up reweight
Before reweight
After reweight
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Ele performance
Good agreement between DATA and MC after pileup reweight
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Effi vs Ele pt
The effic in eta (-2.5,2.5)
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Effi vs Ele pt
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Effi vs Ele eta
Effic in pt (20, 50 Gev)
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Effi vs Ele eta
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Conclusion
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Good agreement between Data and mc
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The effic is comparable with Elzbieta’s results
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