void JetAnalyser::analyse(const EventPtr event) {

    histMan_->setCurrentHistogramFolder(histogramFolder_);
    weight_ = event->weight() * prescale_ * scale_;
    const JetCollection jets = event->Jets();
    unsigned int numberOfBJets(0);

    for (unsigned int index = 0; index < jets.size(); ++index) {

        const JetPointer jet(jets.at(index));
        histMan_->H1D_BJetBinned("all_jet_pT")->Fill(jet->pt(), weight_);
        histMan_->H1D_BJetBinned("all_jet_phi")->Fill(jet->phi(), weight_);
        histMan_->H1D_BJetBinned("all_jet_eta")->Fill(jet->eta(), weight_);
        if (jet->isBJet(BtagAlgorithm::CombinedSecondaryVertex, BtagAlgorithm::MEDIUM))
            ++numberOfBJets;

        if (index < 7) {
            stringstream temp;
            temp << "jet" << (index + 1);
            string nthJet = temp.str();
            histMan_->H1D_BJetBinned(nthJet + "_pT")->Fill(jet->pt(), weight_);
            histMan_->H1D_BJetBinned(nthJet + "_phi")->Fill(jet->phi(), weight_);
            histMan_->H1D_BJetBinned(nthJet + "_eta")->Fill(jet->eta(), weight_);
        }

    }

    histMan_->H1D_BJetBinned("N_Jets")->Fill(jets.size(), weight_);
    histMan_->H1D("N_BJets")->Fill(numberOfBJets, weight_);
}
Esempio n. 2
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JetCollection Event::GetBJetCollection(const JetCollection& jets, BtagAlgorithm::value btagAlgorithm,
		BtagAlgorithm::workingPoint WP) const {
	JetCollection bjets;
	for (unsigned int index = 0; index < jets.size(); ++index) {
		const JetPointer jet = jets.at(index);
		if (jet->isBJet(btagAlgorithm, WP))
			bjets.push_back(jet);
	}

	return bjets;
}
Esempio n. 3
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void Event::selectGoodJets() {
    goodJets.clear();
    for (unsigned int index = 0; index < allJets.size(); ++index) {
        const JetPointer jet = allJets.at(index);
        if (jet->isGood()) {
            goodJets.push_back(jet);
        }
    }
    cleanGoodJets();
    for (unsigned int index = 0; index < goodJets.size(); ++index) {
        const JetPointer jet = goodJets.at(index);
        if (jet->isBJet(BtagAlgorithm::SimpleSecondaryVertexHighEffBTag))
            goodBJets.push_back(jet);
    }
}
Esempio n. 4
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void Analysis::analyse() {
	cout << "detected samples:" << endl;
	for (unsigned int sample = 0; sample < DataType::NUMBER_OF_DATA_TYPES; ++sample) {
		if (eventReader->getSeenDatatypes()[sample])
			cout << DataType::names[sample] << endl;
	}

	createHistograms();


	while (eventReader->hasNextEvent()) {

		initiateEvent();
		printNumberOfProccessedEventsEvery(Globals::printEveryXEvents);
		inspectEvents();
		const JetCollection jets(currentEvent->Jets());
		unsigned int numberOfJets(jets.size());
		unsigned int numberOfBJets(0);
		for (unsigned int index = 0; index < numberOfJets; ++index) {
			const JetPointer jet(currentEvent->Jets().at(index));
			if (jet->isBJet(BtagAlgorithm::CombinedSecondaryVertexV2, BtagAlgorithm::MEDIUM))
				++numberOfBJets;
		}
		histMan->setCurrentBJetBin(numberOfBJets);
		histMan->setCurrentJetBin(numberOfJets);

		vector<double> bjetWeights;
		if (currentEvent->isRealData()) {
			for (unsigned int index = 0; index <= numberOfBJets; ++index) {
				if (index == numberOfBJets)
					bjetWeights.push_back(1.);
				else
					bjetWeights.push_back(0);
			}
		} else
			bjetWeights = BjetWeights(jets, numberOfBJets);

		ttbar_plus_X_analyser_->analyse(currentEvent);
		if ( ( currentEvent->getDataType() == DataType::TTJets_amcatnloFXFX || currentEvent->getDataType() == DataType::TTJets_madgraphMLM ) && Globals::treePrefix_ == "" ) {
			pseudoTopAnalyser_->analyse(currentEvent);
			unfoldingRecoAnalyser_->analyse(currentEvent);
			partonAnalyser_->analyse(currentEvent);
			// likelihoodInputAnalyser_->analyse(currentEvent);
		}
		treeMan->FillTrees();
	}
}
extern void printJet(const JetPointer jet) {
	printParticle(jet);
	cout << "Jet Information" << endl;
	cout << setw(30) << "JECUnc" << endl;
	cout << setw(30) << jet->JECUnc() << endl;
	cout << setw(30) << "ptRaw" << setw(30) << "pxRaw" << setw(30) << "pyRaw" << setw(30) << "pzRaw" << endl;
	cout << setw(30) << sqrt(jet->PxRaw() * jet->PxRaw() + jet->PyRaw() * jet->PyRaw()) << setw(30) << jet->PxRaw()
			<< setw(30) << jet->PyRaw() << setw(30) << jet->PzRaw() << endl;
	cout << setw(30) << "L1OffJEC" << setw(30) << "L2L3ResJEC" << setw(30) << "L2RelJEC" << setw(30) << "L3AbsJEC" << endl;
	cout << setw(30) << jet->L1OffJEC() << setw(30) << jet->L2L3ResJEC() << setw(30) << jet->L2RelJEC() << setw(30) << jet->L3AbsJEC()  << endl;;

	cout << setw(30) << "emf" << setw(30) << "n90Hits" << setw(30) << "fHPD" << setw(30) << "B tag(SSV)" << endl;
	cout << setw(30) << jet->emf() << setw(30) << jet->n90Hits() << setw(30) << jet->fHPD() << setw(30)
			<< jet->isBJet(BtagAlgorithm::CombinedSecondaryVertexV2, BtagAlgorithm::MEDIUM) << endl << endl;
	if (jet->getUsedAlgorithm() == JetAlgorithm::CA08PF || jet->getUsedAlgorithm() == JetAlgorithm::PF2PAT) {
		printPFJetExtra(jet);
	}
}
Esempio n. 6
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void Analysis::analyse() {
	createHistograms();
	cout << "detected samples:" << endl;
	for (unsigned int sample = 0; sample < DataType::NUMBER_OF_DATA_TYPES; ++sample) {
		if (eventReader->getSeenDatatypes()[sample])
			cout << DataType::names[sample] << endl;
	}
	while (eventReader->hasNextEvent()) {
		initiateEvent();
		printNumberOfProccessedEventsEvery(Globals::printEveryXEvents);
		inspectEvents();
		const JetCollection jets(currentEvent->Jets());
		unsigned int numberOfJets(jets.size());
		unsigned int numberOfBJets(0);
		for (unsigned int index = 0; index < numberOfJets; ++index) {
			const JetPointer jet(currentEvent->Jets().at(index));
			if (jet->isBJet(BtagAlgorithm::CombinedSecondaryVertex, BtagAlgorithm::MEDIUM))
				++numberOfBJets;
		}
		histMan->setCurrentBJetBin(numberOfBJets);
		histMan->setCurrentJetBin(numberOfJets);

		vector<double> bjetWeights;
		if (currentEvent->isRealData()) {
			for (unsigned int index = 0; index <= numberOfBJets; ++index) {
				if (index == numberOfBJets)
					bjetWeights.push_back(1.);
				else
					bjetWeights.push_back(0);
			}
		} else
			bjetWeights = BjetWeights(jets, numberOfBJets);

		eventcountAnalyser->analyse(currentEvent);
//		mttbarAnalyser->analyse(currentEvent);
		ttbar_plus_X_analyser_->analyse(currentEvent);
		diffVariablesAnalyser->analyse(currentEvent);
//		binningAnalyser->analyse(currentEvent);
	}
}
Esempio n. 7
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double BTagWeight::weight(const JetCollection jets, const int systematic) const {
	float bTaggedMCJet = 1.0;
	float nonBTaggedMCJet = 1.0;
	float bTaggedDataJet = 1.0;
	float nonBTaggedDataJet = 1.0;

	for (unsigned int index = 0; index < jets.size(); ++index) {
		// Info on this jet
		const JetPointer jet(jets.at(index));

		double jetPt = jet->pt();
		if ( jetPt < 25 ) continue;

		// If the pt of the jet is outside the pt range of the SFs,
		// use the pt at the upper/lower edge and double the uncertainty.
		bool ptOutOfRange = false;
		if ( jetPt <= 30 || jet->pt() >= 670 ) {
			ptOutOfRange = true;
		}

		const unsigned int partonFlavour = abs( jet->partonFlavour() );
		const bool isBTagged = jet->isBJet();

		// Get scale factor for this jet
		const double sf = jet->getBTagSF( 0 );
		double sf_up = jet->getBTagSF( 1 );
		double sf_down = jet->getBTagSF( -1 );

		if ( ptOutOfRange ) {
			sf_up = sf + 2 * ( sf_up - sf );
			sf_down = sf - 2 * ( sf - sf_down );

			if ( sf_up < 0 ) sf_up = 0;
			if ( sf_down < 0 ) sf_down = 0;
		}

		// Get efficiency for this jet
		const double eff = getEfficiency( partonFlavour, jet );
		double sfToUse = sf;
		if ( systematic == 1 ) {
			sfToUse = sf_up;
		}
		else if ( systematic == -1 ) {
			sfToUse = sf_down;
		}

		if ( isBTagged ) {
			bTaggedMCJet *= eff;
			if ( eff*sfToUse > 1 ) {
				bTaggedDataJet *= 1;
			}
			else if ( eff*sfToUse < 0 ) {
				bTaggedDataJet *= 0;
			}
			else {
				bTaggedDataJet *= eff*sfToUse;
			}
		}
		else {
			nonBTaggedMCJet *= ( 1 - eff );

			if ( eff*sfToUse > 1 ) {
				nonBTaggedDataJet *= 0;
			}
			else if ( eff*sfToUse < 0 ) {
				nonBTaggedDataJet *= 1;
			}
			else {
				bTaggedDataJet *= ( 1 - eff*sfToUse );
			}
		}
		// if ( nonBTaggedMCJet < 0 || nonBTaggedDataJet < 0 ) {
		// 	cout << nonBTaggedMCJet << " " << nonBTaggedDataJet << endl;
		// 	cout << eff << " " << sfToUse << endl;
		// }
	}

	double bTagWeight = (nonBTaggedDataJet * bTaggedDataJet) / (nonBTaggedMCJet * bTaggedMCJet);

	return bTagWeight;
}
Esempio n. 8
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bool TopPairEMuReferenceSelection::isBJet(const JetPointer jet) const {
	return jet->isBJet(BtagAlgorithm::CombinedSecondaryVertex, BtagAlgorithm::MEDIUM);
}