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fronga |
1.1 |
// Simple counting to check ttbar contribution
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// Count events in region 50 < JZB < 100 in SS and OS
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// (dominated by ttbar)
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{
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TFile* f = TFile::Open("/scratch/fronga/JSON_160404-163869_v1.29/AllCertified191_v1.29.root");
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TTree* events = (TTree*)f->Get("events");
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TCut kbase("pfJetGoodNum>=3&&pfJetGoodID[0]&&pfJetGoodID[1]&&(passed_triggers||genZPt>0)&&abs(mll-91.2)<20");
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TCut kSF("id1==id2");
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TString jzb("jzb[1]+1.12");
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TCut kSR(jzb+">50&&"+jzb+"<100");
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TCut kCR(jzb+"<-50&&"+jzb+">-100");
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// Signal region
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Long_t nOFSR = events->Draw(jzb,kbase&&!kSF&&kSR,"goff");
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Long_t nSFSR = events->Draw(jzb,kbase&&kSF&&kSR,"goff");
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// Control region
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Long_t nOFCR = events->Draw(jzb,kbase&&!kSF&&kCR,"goff");
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Long_t nSFCR = events->Draw(jzb,kbase&&kSF&&kCR,"goff");
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std::cout << "nOFSR = " << nOFSR << std::endl;
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std::cout << "nSFSR = " << nSFSR << std::endl;
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std::cout << "nOFCR = " << nOFCR << std::endl;
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std::cout << "nSFCR = " << nSFCR << std::endl;
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std::cout << "Comparison: " << nOFSR << " vs. " << nSFSR - (nSFCR-nOFCR) << std::endl;
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}
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