TWiki> Main Web>TWikiUsers>OliverGutsche>OliverGutscheDSGWithoutAllNJetCuts (13 Nov 2008, IngoBloch)Raw EditWysiwyg editAttachPrint versionPDF

DSG without any njet cuts

Poor man's reduction MET cut determination

Reduce SM background to 10% and 1 % of itself

  • MET: hyp_met
  • SumEt : sum of all jetEt for jets with pTjet > 15 GeV and eta < 3.0

WW baseline without caloJet=0 and trkJet=0 cuts

  ww wz zz wjets dyee dymm dytt ttbar tw LM1 LM2 LM4 SM total
all 818.2 ± 11.2 43.4 ± 2.4 11.4 ± 1.1 105.8 ± 14.1 117.8 ± 10.6 307.6 ± 17.4 70.3 ± 8.6 7166.6 ± 56.2 709.2 ± 10.0 498.4 ± 13.4 38.4 ± 1.7 120.8 ± 4.8 9350.3 ± 63.9
mm 160.2 ± 5.0 10.6 ± 1.2 5.8 ± 0.8 3.5 ± 2.0 0.0 ± 0.0 299.9 ± 17.2 10.7 ± 3.1 1649.2 ± 27.0 162.1 ± 4.8 243.4 ± 9.4 15.3 ± 1.1 34.0 ± 2.5 2302.0 ± 33.0
em 551.9 ± 9.2 25.5 ± 1.9 1.5 ± 0.4 88.9 ± 12.6 0.0 ± 0.0 7.7 ± 2.8 55.4 ± 7.8 4509.7 ± 44.6 444.2 ± 7.9 84.4 ± 5.5 14.9 ± 1.0 61.4 ± 3.4 5684.8 ± 48.7
ee 106.1 ± 4.0 7.3 ± 1.0 4.0 ± 0.7 13.4 ± 5.9 117.8 ± 10.6 0.0 ± 0.0 4.2 ± 1.9 1007.7 ± 21.0 102.9 ± 3.8 170.6 ± 7.8 8.2 ± 0.8 25.5 ± 2.2 1363.4 ± 25.0

10% reduction: WW baseline without caloJet=0 and trkJet=0 cuts with MET cut of 110 GeV

  ww wz zz wjets dyee dymm dytt ttbar tw LM1 LM2 LM4 SM total
all 37.3 ± 2.4 3.2 ± 0.7 2.2 ± 0.5 1.1 ± 1.1 2.3 ± 1.4 17.2 ± 4.3 1.3 ± 0.9 733.5 ± 18.1 68.4 ± 3.1 393.1 ± 11.9 32.0 ± 1.5 92.3 ± 4.2 866.5 ± 19.2
mm 13.2 ± 1.4 1.0 ± 0.4 1.0 ± 0.3 0.0 ± 0.0 0.0 ± 0.0 17.2 ± 4.3 0.6 ± 0.6 211.9 ± 9.8 19.2 ± 1.6 190.0 ± 8.3 12.4 ± 1.0 27.4 ± 2.3 264.1 ± 10.9
em 18.1 ± 1.7 1.2 ± 0.4 0.2 ± 0.2 1.1 ± 1.1 0.0 ± 0.0 0.0 ± 0.0 0.0 ± 0.0 394.5 ± 13.3 38.0 ± 2.3 64.6 ± 4.8 13.2 ± 1.0 46.3 ± 3.0 453.2 ± 13.7
ee 6.0 ± 1.0 1.0 ± 0.4 1.0 ± 0.3 0.0 ± 0.0 2.3 ± 1.4 0.0 ± 0.0 0.7 ± 0.7 127.1 ± 7.5 11.2 ± 1.3 138.5 ± 7.1 6.5 ± 0.7 18.7 ± 1.9 149.3 ± 7.9

10% reduction: WW baseline without caloJet=0 and trkJet=0 cuts with SumEt cut of 225 GeV

Removing the jets that are close to electrons from the sumEt and adjusting the SumEt cut to 225 GeV :

  ww wz zz wjets dyee dymm dytt ttbar tw LM1 LM2 LM4 SM total
all 11.7 ± 1.3 1.4 ± 0.4 0.7 ± 0.3 0.0 ± 0.0 10.3 ± 2.9 39.6 ± 5.8 7.3 ± 2.4 773.8 ± 18.8 6.6 ± 1.0 401.0 ± 12.0 29.9 ± 1.5 97.8 ± 4.3 851.4 ± 20.1
mm 3.8 ± 0.8 0.7 ± 0.3 0.4 ± 0.2 0.0 ± 0.0 0.0 ± 0.0 39.6 ± 5.8 2.2 ± 1.3 197.0 ± 9.5 2.1 ± 0.5 202.3 ± 8.5 11.4 ± 0.9 27.8 ± 2.3 246.0 ± 11.3
em 5.5 ± 0.9 0.6 ± 0.3 0.2 ± 0.2 0.0 ± 0.0 0.0 ± 0.0 0.0 ± 0.0 3.8 ± 1.7 468.7 ± 14.7 3.1 ± 0.7 64.2 ± 4.8 13.2 ± 1.0 52.7 ± 3.2 481.9 ± 14.8
ee 2.3 ± 0.6 0.1 ± 0.1 0.0 ± 0.0 0.0 ± 0.0 10.3 ± 2.9 0.0 ± 0.0 1.3 ± 0.9 108.0 ± 7.0 1.4 ± 0.4 134.5 ± 7.0 5.3 ± 0.6 17.4 ± 1.8 123.5 ± 7.7

1% reduction: WW baseline without caloJet=0 and trkJet=0 cuts with MET cut of 175 GeV

  ww wz zz wjets dyee dymm dytt ttbar tw LM1 LM2 LM4 SM total
all 10.3 ± 1.3 0.8 ± 0.3 0.7 ± 0.3 0.0 ± 0.0 0.0 ± 0.0 5.2 ± 2.1 0.6 ± 0.6 116.7 ± 7.3 7.8 ± 1.0 283.8 ± 10.1 24.3 ± 1.3 62.9 ± 3.4 142.1 ± 7.8
mm 3.8 ± 0.8 0.3 ± 0.2 0.3 ± 0.2 0.0 ± 0.0 0.0 ± 0.0 5.2 ± 2.1 0.6 ± 0.6 42.7 ± 4.4 2.1 ± 0.5 140.6 ± 7.1 9.4 ± 0.8 17.7 ± 1.8 55.1 ± 5.0
em 4.9 ± 0.9 0.4 ± 0.2 0.1 ± 0.1 0.0 ± 0.0 0.0 ± 0.0 0.0 ± 0.0 0.0 ± 0.0 51.0 ± 4.8 4.9 ± 0.8 47.2 ± 4.1 10.6 ± 0.9 33.8 ± 2.5 61.4 ± 5.0
ee 1.5 ± 0.5 0.1 ± 0.1 0.2 ± 0.2 0.0 ± 0.0 0.0 ± 0.0 0.0 ± 0.0 0.0 ± 0.0 23.0 ± 3.2 0.7 ± 0.3 95.9 ± 5.9 4.3 ± 0.6 11.3 ± 1.5 25.7 ± 3.3

1% reduction: WW baseline without caloJet=0 and trkJet=0 cuts with SumEt cut of 525 GeV

Removing the jets that are close to electrons from the sumEt and adjusting the SumEt cut to 525 GeV :

  ww wz zz wjets dyee dymm dytt ttbar tw LM1 LM2 LM4 SM total
all 1.7 ± 0.5 0.1 ± 0.1 0.0 ± 0.0 0.0 ± 0.0 2.6 ± 1.5 6.8 ± 2.4 0.9 ± 0.9 79.5 ± 5.9 0.0 ± 0.0 142.4 ± 7.2 14.2 ± 1.0 39.8 ± 2.7 91.6 ± 6.7
mm 0.6 ± 0.3 0.0 ± 0.0 0.0 ± 0.0 0.0 ± 0.0 0.0 ± 0.0 6.8 ± 2.4 0.9 ± 0.9 22.8 ± 3.2 0.0 ± 0.0 77.5 ± 5.3 5.2 ± 0.6 10.2 ± 1.4 31.1 ± 4.1
em 0.9 ± 0.4 0.1 ± 0.1 0.0 ± 0.0 0.0 ± 0.0 0.0 ± 0.0 0.0 ± 0.0 0.0 ± 0.0 41.6 ± 4.3 0.0 ± 0.0 18.8 ± 2.6 6.7 ± 0.7 22.1 ± 2.0 42.6 ± 4.3
ee 0.2 ± 0.2 0.0 ± 0.0 0.0 ± 0.0 0.0 ± 0.0 2.6 ± 1.5 0.0 ± 0.0 0.0 ± 0.0 15.1 ± 2.5 0.0 ± 0.0 46.2 ± 4.1 2.4 ± 0.4 7.6 ± 1.2 17.9 ± 3.0

comparison plots for 10% background reduction

  • Left: WW baseline selection without caloJet=0 and trkJet=0
  • Center: WW baseline selection without caloJet=0 and trkJet=0 with 110 GeV MET cut
  • Right: WW baseline selection without caloJet=0 and trkJet=0 with SumEt > 225 GeV












comparison plots for 1% background reduction

  • Left: WW baseline selection without caloJet=0 and trkJet=0
  • Center: WW baseline selection without caloJet=0 and trkJet=0 with 175 GeV MET cut
  • Right: WW baseline selection without caloJet=0 and trkJet=0 with SumEt > 550 GeV












All plots

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Topic revision: r11 - 13 Nov 2008 - 15:49:28 - IngoBloch

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