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2015:groups:tools:backgrounds [2015/06/04 01:16] paolo.francavilla [WW versus ttbar] |
2015:groups:tools:backgrounds [2015/07/14 08:31] (current) philippe.gras Added instructions for CERN account |
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====== A quick study on the impact of irreducible-background subtraction ====== | ====== A quick study on the impact of irreducible-background subtraction ====== | ||
+ | //If you are interested in contributing please subscribe to the [[https://e-groups.cern.ch/e-groups/EgroupsSearch.do?searchValue=houches-2015-topics-tools-bgnd-subtraction|mailing list]]. You will be asked to log in with your CERN account. If you don't have a CERN account, please fill [[https://account.cern.ch/account/Externals/RegisterAccount.aspx|this form]] to create a lightweight account.// | ||
- | + | Jon Butterworth, Vitaliano Ciulli, Paolo Francavilla, Frank Krauss, Carlo Pandini, Luca Parrozzi, ... | |
- | Jon Butterworth, Paolo Francavilla, Frank Krauss, Carlo Pandini, Luca Parrozzi, ... | + | |
github repository: https://github.com/perrozzi/leshouches_bkgsub | github repository: https://github.com/perrozzi/leshouches_bkgsub | ||
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If we want to extend to events with b-jets, we should consider how to handle the semi-leptonic b-decays in jets ()to avoid to veto the event because of the leptons in jets. | If we want to extend to events with b-jets, we should consider how to handle the semi-leptonic b-decays in jets ()to avoid to veto the event because of the leptons in jets. | ||
- | Event Selection: | + | Event Selection: |
- | ->fill()CutFlow | + | fill()CutFlow |
- | * MET_rel>25 GeV, 1 muon, 1 electron, 2+ b jets | + | * 2 opposite charged leptons |
- | ->fill()CutFlow | + | * 1 muon, 1 electron |
- | ->fill(electron) pt, eta | + | fill(CutFlow) |
- | ->fill(muon) pt, eta | + | fill(MET_rel) |
- | ->fill(b-jet1) pt, eta | + | * MET_rel>25 GeV, |
- | ->fill(b-jet2) pt, eta | + | fill(CutFlow) |
- | ->fill(b-jets) #b-jets | + | fill(mll) |
- | ->fill(other jets), pt, eta, #jets | + | * mll>10 GeV, |
+ | fill(CutFlow) | ||
+ | fill(b-jets, jets) #b-jets VS #jets | ||
+ | fill(jets), pt, eta | ||
+ | * 2+ bjets | ||
+ | fill(CutFlow) | ||
+ | fill(bjet 1) pt, eta | ||
+ | fill(bjet 2) pt, eta | ||
+ | fill(electron) pt, eta | ||
+ | fill(muon) pt, eta | ||
+ | fill(MET) | ||
+ | fill(mT(MET,e,mu)) | ||
* 100<mT(MET,e,mu)/GeV<150 | * 100<mT(MET,e,mu)/GeV<150 | ||
- | ->fill()CutFlow | + | fill(CutFlow) |
- | ->fill(electron) pt, eta | + | fill(electron) pt, eta |
- | ->fill(muon) pt, eta | + | fill(muon) pt, eta |
- | ->fill(b-jet1) pt, eta | + | fill(b-jet1) pt, eta |
- | ->fill(b-jet2) pt, eta | + | fill(b-jet2) pt, eta |
- | ->fill(b-jets) #b-jets | + | fill(m(bb)) |
- | ->fill(other jets), pt, eta, #jets | + | |
* 100<m(bb)/GeV<150 | * 100<m(bb)/GeV<150 | ||
- | ->fill()CutFlow | + | fill(CutFlow) |
- | ->fill(electron) pt, eta | + | fill(b-jets, jets) #b-jets VS #jets |
- | ->fill(muon) pt, eta | + | fill(jets), pt, eta |
- | ->fill(b-jet1) pt, eta | + | |
- | ->fill(b-jet2) pt, eta | + | |
- | ->fill(b-jets) #b-jets | + | |
- | ->fill(other jets), pt, eta, #jets | + | |
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4. Consider ttbar as signal. Look at distortion in b-lepton mass from SR/C/Sum/WWbb-non-top contributions. | 4. Consider ttbar as signal. Look at distortion in b-lepton mass from SR/C/Sum/WWbb-non-top contributions. | ||
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==== Wb versus t ==== | ==== Wb versus t ==== | ||