Ejemplo n.º 1
0
void TTbar_plus_X_analyser::fillCommonTreesNoBSelection(const EventPtr event,  const unsigned int selectionCriteria, std::string folder ) {
	SelectionCriteria::selection selection = SelectionCriteria::selection(selectionCriteria);

	// Jets
	const JetCollection jets(event->CleanedJets());
	// B Jets
	const JetCollection bJets(event->CleanedBJets());
	// Lepton
	const LeptonPointer signalLepton = event->getSignalLepton( selection );

	treeMan_->setCurrentFolder(folder);
	treeMan_->Fill("EventWeight", event->weight());
	treeMan_->Fill("PUWeight", event->PileUpWeight());
	treeMan_->Fill("PUWeight_up", event->PileUpWeight(1));
	treeMan_->Fill("PUWeight_down", event->PileUpWeight(-1));

	treeMan_->Fill("NJets",Event::NJets(jets));
	treeMan_->Fill("NBJets",Event::NJets(bJets));
	treeMan_->Fill("NVertices",	event->Vertices().size());

	treeMan_->Fill("BJetWeight",event->BJetWeight());
	treeMan_->Fill("BJetUpWeight",event->BJetUpWeight());
	treeMan_->Fill("BJetDownWeight",event->BJetDownWeight());
	treeMan_->Fill("LightJetUpWeight",event->LightJetUpWeight());
	treeMan_->Fill("LightJetDownWeight",event->LightJetDownWeight());

	if (selection == SelectionCriteria::selection(SelectionCriteria::ElectronPlusJetsReference)){
		treeMan_->Fill("lepton_isolation", signalLepton->PFRelIso03DeltaBeta());
	}
	else if (selection == SelectionCriteria::selection(SelectionCriteria::MuonPlusJetsReference)){
		treeMan_->Fill("lepton_isolation", signalLepton->PFRelIso04DeltaBeta());
	}

	fillLeptonEfficiencyCorrectionBranches( event, selectionCriteria, signalLepton );	
}
void TTbar_plus_X_analyser::fillCommonTreesNoBSelection(const EventPtr event,  const unsigned int selectionCriteria, std::string folder ) {
	SelectionCriteria::selection selection = SelectionCriteria::selection(selectionCriteria);

	// Jets
	const JetCollection jets(event->CleanedJets());
	// B Jets
	const JetCollection bJets(event->CleanedBJets());
	// Lepton
	const LeptonPointer signalLepton = event->getSignalLepton( selection );
	// MET
	const METPointer MET_original(event->MET((METAlgorithm::value) 0));


	treeMan_->setCurrentFolder(folder);
	treeMan_->Fill("EventWeight", event->weight());
	treeMan_->Fill("PUWeight", event->PileUpWeight());
	treeMan_->Fill("PUWeight_up", event->PileUpWeight(1));
	treeMan_->Fill("PUWeight_down", event->PileUpWeight(-1));

	treeMan_->Fill("M3",Event::M3(jets));

	if ( Event::NJets(bJets) > 0 ) {
		treeMan_->Fill("M_bl",Event::M_bl(bJets, signalLepton));
		treeMan_->Fill("angle_bl",Event::angle_bl(bJets, signalLepton));
	}

	treeMan_->Fill("HT",Event::HT(jets));
	treeMan_->Fill("MET",MET_original->et());
	treeMan_->Fill("MET_phi",MET_original->phi());
	treeMan_->Fill("ST",Event::ST(jets, signalLepton, MET_original));
	treeMan_->Fill("WPT",Event::WPT(signalLepton, MET_original));
	treeMan_->Fill("MT",Event::MT(signalLepton, MET_original));

	treeMan_->Fill("NJets",Event::NJets(jets));
	treeMan_->Fill("NBJets",Event::NJets(bJets));
	treeMan_->Fill("NVertices",	event->Vertices().size());

	treeMan_->Fill("BJetWeight",event->BJetWeight());
	treeMan_->Fill("BJetEfficiencyCorrectionWeight",event->BJetEfficiencyCorrectionWeight());
	treeMan_->Fill("BJetAlternativeWeight",event->BJetAlternativeWeight());

	treeMan_->Fill("BJetUpWeight",event->BJetUpWeight());
	treeMan_->Fill("BJetDownWeight",event->BJetDownWeight());
	treeMan_->Fill("LightJetUpWeight",event->LightJetUpWeight());
	treeMan_->Fill("LightJetDownWeight",event->LightJetDownWeight());

	if (selection == SelectionCriteria::selection(SelectionCriteria::ElectronPlusJetsReference)){
		treeMan_->Fill("lepton_isolation", signalLepton->PFRelIso03DeltaBeta());
	}
	else if (selection == SelectionCriteria::selection(SelectionCriteria::MuonPlusJetsReference)){
		treeMan_->Fill("lepton_isolation", signalLepton->PFRelIso04DeltaBeta());
	}

	for (unsigned int index = 0; index < jets.size(); ++index) {
		treeMan_->Fill("jet_csv", jets.at(index)->getBTagDiscriminator(BtagAlgorithm::CombinedSecondaryVertexV2) );
	}	
	fillLeptonEfficiencyCorrectionBranches( event, selectionCriteria, signalLepton );	
}
void TTbar_plus_X_analyser::fillCommonTrees(const EventPtr event, const unsigned int selectionCriteria, std::string folder ) {
	SelectionCriteria::selection selection = SelectionCriteria::selection(selectionCriteria);

	// Jets
	const JetCollection jets(event->CleanedJets());
	// B Jets
	unsigned int numberOfBjets = event->getNBJets( selection );

	const JetCollection bJets(event->CleanedBJets());
	// Lepton
	const LeptonPointer signalLepton = event->getSignalLepton( selection );

	// MET
	const METPointer MET_original(event->MET((METAlgorithm::value) 0));

	treeMan_->setCurrentFolder(folder);
	treeMan_->Fill("EventWeight", event->weight());
	treeMan_->Fill("PUWeight", event->PileUpWeight());
	treeMan_->Fill("PUWeight_up", event->PileUpWeight(1));
	treeMan_->Fill("PUWeight_down", event->PileUpWeight(-1));
	treeMan_->Fill("lepton_eta",signalLepton->eta());
	treeMan_->Fill("lepton_pt",signalLepton->pt());
	treeMan_->Fill("lepton_charge",signalLepton->charge());

	if (selection == SelectionCriteria::selection(SelectionCriteria::ElectronPlusJetsReference) ||
		selection == SelectionCriteria::selection(SelectionCriteria::ElectronPlusJetsQCDNonIsolated) ||
		selection == SelectionCriteria::selection(SelectionCriteria::ElectronPlusJetsQCDConversion)){
		treeMan_->Fill("lepton_isolation", signalLepton->PFRelIsoWithEA());

		treeMan_->Fill("lepton_hltECALisolation", signalLepton->hltECALIso());
		treeMan_->Fill("lepton_hltHCALisolation", signalLepton->hltHCALIso());
		treeMan_->Fill("lepton_hltTrackerisolation", signalLepton->hltTrackerIso());
		if ( signalLepton->pt() > 0 ) {
			treeMan_->Fill("lepton_hltTrackerisolation_overPt", signalLepton->hltTrackerIso() / signalLepton->pt() );
		}
	}
	else if (selection == SelectionCriteria::selection(SelectionCriteria::MuonPlusJetsReference) ||
			 selection == SelectionCriteria::selection(SelectionCriteria::MuonPlusJetsQCDNonIsolated1p5to3) ||
			 selection == SelectionCriteria::selection(SelectionCriteria::MuonPlusJetsQCDNonIsolated3toInf)){
		treeMan_->Fill("lepton_isolation", signalLepton->PFRelIso04DeltaBeta());
	}
	treeMan_->Fill("M3",Event::M3(jets));
	if ( numberOfBjets > 0 ) {
		treeMan_->Fill("M_bl",Event::M_bl(bJets, signalLepton));
		treeMan_->Fill("angle_bl",Event::angle_bl(bJets, signalLepton));

// 		if ( numberOfBjets >= 2 ) {
// 			unsigned int highestCSVJetIndex = 0;
// 			unsigned int secondHighestCSVJetIndex = 0;
// 			Event::getTopTwoCSVJets( bJets, highestCSVJetIndex, secondHighestCSVJetIndex );
// 			JetPointer highestCSVJet(bJets.at(highestCSVJetIndex));
// 			JetPointer secondHighestCSVJet(bJets.at(secondHighestCSVJetIndex));
// 			treeMan_->Fill("deltaPhi_bb", fabs( Event::deltaPhi_bb(highestCSVJet, secondHighestCSVJet) ) ) ;
// 			treeMan_->Fill("deltaEta_bb", fabs( Event::deltaEta_bb(highestCSVJet, secondHighestCSVJet) ) ) ;
// 			treeMan_->Fill("angle_bb", Event::angle_bb(highestCSVJet, secondHighestCSVJet));
// 		}
	}
	for (unsigned int index = 0; index < jets.size(); ++index) {
		treeMan_->Fill("jet_pt", jets.at(index)->pt() );
		treeMan_->Fill("jet_eta", jets.at(index)->eta() );
		treeMan_->Fill("jet_csv", jets.at(index)->getBTagDiscriminator(BtagAlgorithm::CombinedSecondaryVertexV2) );
	}	
	treeMan_->Fill("HT",Event::HT(jets));
	treeMan_->Fill("MET",MET_original->et());
	treeMan_->Fill("MET_phi",MET_original->phi());
	treeMan_->Fill("ST",Event::ST(jets, signalLepton, MET_original));
	treeMan_->Fill("WPT",Event::WPT(signalLepton, MET_original));
	treeMan_->Fill("MT",Event::MT(signalLepton, MET_original));

	treeMan_->Fill("NJets",Event::NJets(jets));
	treeMan_->Fill("NBJets",Event::NJets(bJets));
	treeMan_->Fill("NVertices",	event->Vertices().size());

	treeMan_->Fill("BJetWeight",event->BJetWeight());
	treeMan_->Fill("BJetEfficiencyCorrectionWeight",event->BJetEfficiencyCorrectionWeight());
	treeMan_->Fill("BJetAlternativeWeight",event->BJetAlternativeWeight());

	treeMan_->Fill("BJetUpWeight",event->BJetUpWeight());
	treeMan_->Fill("BJetDownWeight",event->BJetDownWeight());
	treeMan_->Fill("LightJetUpWeight",event->LightJetUpWeight());
	treeMan_->Fill("LightJetDownWeight",event->LightJetDownWeight());

	treeMan_->Fill("tau1", event->getTau1());
	treeMan_->Fill("tau2", event->getTau2());
	treeMan_->Fill("tau3", event->getTau3());
	treeMan_->Fill("tau4", event->getTau4());
	treeMan_->Fill("tau5", event->getTau5());
	treeMan_->Fill("tau6", event->getTau6());

	// MET Uncertainties		
	for ( unsigned int unc_i = 0; unc_i < MET_original->getAllMETUncertainties().size(); ++unc_i ) {		
		METPointer METForUnc_i = MET_original->getMETForUncertainty( unc_i );		
		treeMan_->Fill("MET_METUncertainties",METForUnc_i->et());		
		treeMan_->Fill("ST_METUncertainties",Event::ST(jets, signalLepton, METForUnc_i));		
		treeMan_->Fill("WPT_METUncertainties",Event::WPT(signalLepton, METForUnc_i));		
	}

	double topPtWeight = 1.;

	if ( ( event->isSemiLeptonicElectron() || event->isSemiLeptonicMuon() ) ) {

	const TTGenInfoPointer ttGen( event->TTGenInfo() );
	const ParticlePointer leptonicTop = ttGen->getLeptonicTop();
	const ParticlePointer hadronicTop = ttGen->getHadronicTop();

		if ( leptonicTop != 0 && hadronicTop != 0 ) {
			// Store info on leptonic top
			treeMan_->Fill("lepTopPt_parton", leptonicTop->pt() );
			treeMan_->Fill("hadTopPt_parton", hadronicTop->pt() );
			topPtWeight = exp( 0.0615 - 0.0005 * leptonicTop->pt() ) * exp( 0.0615 - 0.0005 * hadronicTop->pt() );

		}

	}

	treeMan_->Fill("topPtWeight",topPtWeight);

	fillLeptonEfficiencyCorrectionBranches( event, selectionCriteria, signalLepton );

	wAnalyser_->analyseHadronicW( event, jets, bJets, folder );
}
Ejemplo n.º 4
0
void TTbar_plus_X_analyser::fillCommonTrees(const EventPtr event, const unsigned int selectionCriteria, std::string folder ) {
	SelectionCriteria::selection selection = SelectionCriteria::selection(selectionCriteria);

	// Jets
	const JetCollection jets(event->CleanedJets());
	// B Jets
	unsigned int numberOfBjets = event->getNBJets( selection );

	const JetCollection bJets(event->CleanedBJets());
	// Lepton
	const LeptonPointer signalLepton = event->getSignalLepton( selection );

	// MET
	const METPointer MET_original(event->MET((METAlgorithm::value) 0));

	treeMan_->setCurrentFolder(folder);
	treeMan_->Fill("EventWeight", event->weight());
	treeMan_->Fill("PUWeight", event->PileUpWeight());
	treeMan_->Fill("PUWeight_up", event->PileUpWeight(1));
	treeMan_->Fill("PUWeight_down", event->PileUpWeight(-1));
	treeMan_->Fill("lepton_eta",signalLepton->eta());
	treeMan_->Fill("lepton_pt",signalLepton->pt());
	treeMan_->Fill("lepton_charge",signalLepton->charge());
	if (selection == SelectionCriteria::selection(SelectionCriteria::ElectronPlusJetsReference) ||
		selection == SelectionCriteria::selection(SelectionCriteria::ElectronPlusJetsQCDNonIsolated) ||
		selection == SelectionCriteria::selection(SelectionCriteria::ElectronPlusJetsQCDConversion)){
		treeMan_->Fill("lepton_isolation", signalLepton->PFRelIsoWithEA());
	}
	else if (selection == SelectionCriteria::selection(SelectionCriteria::MuonPlusJetsReference) ||
			 selection == SelectionCriteria::selection(SelectionCriteria::MuonPlusJetsQCDNonIsolated1p5to3) ||
			 selection == SelectionCriteria::selection(SelectionCriteria::MuonPlusJetsQCDNonIsolated3toInf)){
		treeMan_->Fill("lepton_isolation", signalLepton->PFRelIso04DeltaBeta());
	}
	treeMan_->Fill("M3",Event::M3(jets));
	if ( numberOfBjets > 0 ) {
		treeMan_->Fill("M_bl",Event::M_bl(bJets, signalLepton));
		treeMan_->Fill("angle_bl",Event::angle_bl(bJets, signalLepton));
	}
	for (unsigned int index = 0; index < jets.size(); ++index) {
		treeMan_->Fill("jet_pt", jets.at(index)->pt() );
		treeMan_->Fill("jet_eta", jets.at(index)->eta() );
	}	
	treeMan_->Fill("HT",Event::HT(jets));
	treeMan_->Fill("MET",MET_original->et());
	treeMan_->Fill("ST",Event::ST(jets, signalLepton, MET_original));
	treeMan_->Fill("WPT",Event::WPT(signalLepton, MET_original));
	treeMan_->Fill("MT",Event::MT(signalLepton, MET_original));

	treeMan_->Fill("NJets",Event::NJets(jets));
	treeMan_->Fill("NBJets",Event::NJets(bJets));
	treeMan_->Fill("NVertices",	event->Vertices().size());

	treeMan_->Fill("BJetWeight",event->BJetWeight());
	treeMan_->Fill("BJetUpWeight",event->BJetUpWeight());
	treeMan_->Fill("BJetDownWeight",event->BJetDownWeight());
	treeMan_->Fill("LightJetUpWeight",event->LightJetUpWeight());
	treeMan_->Fill("LightJetDownWeight",event->LightJetDownWeight());

	// MET Uncertainties		
	for ( unsigned int unc_i = 0; unc_i < MET_original->getAllMETUncertainties().size(); ++unc_i ) {		
		METPointer METForUnc_i = MET_original->getMETForUncertainty( unc_i );		
		treeMan_->Fill("MET_METUncertainties",METForUnc_i->et());		
		treeMan_->Fill("ST_METUncertainties",Event::ST(jets, signalLepton, METForUnc_i));		
		treeMan_->Fill("WPT_METUncertainties",Event::WPT(signalLepton, METForUnc_i));		
	}

	fillLeptonEfficiencyCorrectionBranches( event, selectionCriteria, signalLepton );	
}
BAT::TtbarHypothesis HitFitAnalyser::analyseAndReturn(const EventPtr event, const JetCollection jets, const JetCollection bjets, const LeptonPointer selectedLepton ) {
	weight_ = event->weight() * prescale_ * scale_;
	treeMan_->setCurrentFolder(histogramFolder_);
	treeMan_->Fill("EventWeight", weight_ );

	// const JetCollection jets(event->getCleanedJets( SelectionCriteria::ElectronPlusJetsReference ));
	// const JetCollection bJets(event->getCleanedBJets( SelectionCriteria::ElectronPlusJetsReference ));
	// const LeptonPointer selectedLepton = event->getSignalLepton( SelectionCriteria::ElectronPlusJetsReference );

	string metPrefix = METAlgorithm::names.at(0);
	const METPointer met(event->MET((METAlgorithm::value) 0));

	// Get cleaned jets that aren't b tagged
	JetCollection leadingLightJets;
	JetCollection leadingBJets;
	unsigned int maxNJet = std::min(5, int(jets.size()));
	for ( unsigned int jetIndex=0; jetIndex < maxNJet; ++jetIndex ) {
		bool isBJet = false;
		JetPointer thisJet = jets[jetIndex];
		for ( unsigned int bJetIndex=0; bJetIndex < bjets.size(); ++bJetIndex ) {
			JetPointer thisBJet = bjets[bJetIndex];
			if ( thisJet == thisBJet ) {
				isBJet = true;
				break;
			}
		}
		if ( !isBJet ) leadingLightJets.push_back( thisJet );
		else leadingBJets.push_back( thisJet );
	}

	//set MC matching flag
	if (event->getDataType() == DataType::TTJets_amcatnloFXFX)
		do_MC_matching = true;
	else
		do_MC_matching = false;

	//prepare the jets collection
	// Copy jets into an array
	JetCollection jetCopy;
	for (JetCollection::const_iterator j = leadingLightJets.begin(); j != leadingLightJets.end(); ++j) {
		jetCopy.push_back(*j);
	}

	JetCollection bJetCopy;
	for (JetCollection::const_iterator j = leadingBJets.begin(); j != leadingBJets.end(); ++j) {
		bJetCopy.push_back(*j);
	}

	std::sort(jetCopy.begin(), jetCopy.end(), jetPtComp);
	std::sort(bJetCopy.begin(), bJetCopy.end(), jetPtComp);

	jetsForFitting.clear();
	unsigned numJetsToFit = jetCopy.size();

	if (jetCopy.size() >= 2) {
		if (numJetsToFit > 5)
			numJetsToFit = 5;
		jetsForFitting.insert(jetsForFitting.begin(), jetCopy.begin(), jetCopy.begin() + numJetsToFit);
	}

	bJetsForFitting.clear();
	numJetsToFit = bJetCopy.size();
	if (bJetCopy.size() >= 2) {
		if (numJetsToFit > 5)
			numJetsToFit = 5;
		bJetsForFitting.insert(bJetsForFitting.begin(), bJetCopy.begin(), bJetCopy.begin() + numJetsToFit);
	}

	BatHitFit hhFitter(electronTranslator_, muonTranslator_, jetTranslator_, metTranslator_, hitfitDefault_,
			hitfitLepWMass_, hitfitHadWMass_, hitfitTopMass_);

	// Clear the internal state
	hhFitter.clear();

	// Add lepton into hitfit
	if ( isElectronChannel_ ) {
		const ElectronPointer signalElectron(boost::static_pointer_cast<Electron>(selectedLepton));
		//TODO: fix the fitter to accept lepton class OR particle!!
		hhFitter.AddLepton(*signalElectron);		
	}
	else {
		const MuonPointer signalMuon(boost::static_pointer_cast<Muon>(selectedLepton));
		//TODO: fix the fitter to accept lepton class OR particle!!
		hhFitter.AddLepton(*signalMuon);
	}


	// Add jets into HitFit
	// Also check if jets matched to ttbar partons are in the jets passed to the fit
	bool quarkInCollection = false, quarkBarInCollection = false, lebBInCollection = false, hadBInCollection = false;
	for (size_t jet = 0; jet != jetsForFitting.size(); ++jet) {
		hhFitter.AddJet(*jetsForFitting.at(jet));
		// cout << "Adding light jet with csv : " << jetsForFitting.at(jet)->getBTagDiscriminator(BAT::BtagAlgorithm::value::CombinedSecondaryVertexV2) << endl;
		if ( jetsForFitting.at(jet)->ttbar_decay_parton() ) {
			int partonPdg = jetsForFitting.at(jet)->ttbar_decay_parton();
			if ( partonPdg == 3 ) quarkInCollection = true;
			else if ( partonPdg == 4 ) quarkBarInCollection = true;
			else if ( partonPdg == 5 ) lebBInCollection = true;
			else if ( partonPdg == 6 ) hadBInCollection = true;
		}
	}
	for (size_t jet = 0; jet != bJetsForFitting.size(); ++jet) {
		hhFitter.AddBJet(*bJetsForFitting.at(jet));
		// cout << "Adding b jet with csv : " << bJetsForFitting.at(jet)->getBTagDiscriminator(BAT::BtagAlgorithm::value::CombinedSecondaryVertexV2) << endl;
		if ( bJetsForFitting.at(jet)->ttbar_decay_parton() ) {
			int partonPdg = bJetsForFitting.at(jet)->ttbar_decay_parton();
			if ( partonPdg == 3 ) quarkInCollection = true;
			else if ( partonPdg == 4 ) quarkBarInCollection = true;
			else if ( partonPdg == 5 ) lebBInCollection = true;
			else if ( partonPdg == 6 ) hadBInCollection = true;
		}

	}

	// Check if jets matched to ttbar partons are in the jets passed to the fit
	if (do_MC_matching) {
		if ( quarkInCollection && quarkBarInCollection && lebBInCollection && hadBInCollection  ) {
			allTTBarJetsPassedToFit_ = true;
		}
		int lastTTBarJetPosition = positionOfLastTTBarJet( jets );
		if ( lastTTBarJetPosition != -1 ) {
			allTTBarJetsPassSelection_ = true;
			treeMan_->Fill("PositionOfLastTTbarJet", lastTTBarJetPosition + 1 );
		}
		else treeMan_->Fill("PositionOfLastTTbarJet", lastTTBarJetPosition );
	}

	// Add missing transverse energy into HitFit
	hhFitter.SetMet(*met);

	// Container for input of all jet permutation of the event
	std::vector<hitfit::Lepjets_Event> hitfitEventsInput;

	// Container for results of the fit for all jet permutation of the event
	std::vector<hitfit::Fit_Result> hitfitResult;
	//
	// R U N   H I T F I T
	//
	// Run the kinematic fit and get how many permutations is possible
	// in the fit

	size_t nHitFit = hhFitter.FitAllPermutation();

//   // Get the number of jets
	// nHitFitJet      = hhFitter.GetEvent().njets();

	// Get the input events for all permutations
	hitfitEventsInput = hhFitter.GetUnfittedEvent();

	// Get the fit results for all permutations
	hitfitResult = hhFitter.GetFitAllPermutation();

	double bestChi2 = 999.;
	unsigned bestX2pos = nHitFit + 1;

//   // Loop over all permutations and extract the information
	for (size_t fit = 0; fit != nHitFit; ++fit) {

		// Get the event after the fit
		hitfit::Fit_Result fitResult = hitfitResult[fit];

		if (hitfitResult[fit].chisq() > 0.0) {
			treeMan_->Fill("FitChiSquaredAllSolutions",fitResult.chisq());
		}
		// Is this the permutation with smallest chi2?
		if (fitResult.chisq() > 0.0 && fitResult.chisq() < bestChi2) {
			bestChi2 = fitResult.chisq();
			bestX2pos = fit;
		}

	}

	//
	// END PART WHICH EXTRACTS INFORMATION FROM HITFIT
	//

	if (bestX2pos < nHitFit + 1) {
		treeMan_->Fill("FitChiSquaredBestSolutions",hitfitResult[bestX2pos].chisq());
		treeMan_->Fill("FitChiSquaredProbabilityBestSolutions",TMath::Prob(hitfitResult[bestX2pos].chisq(),1));

		//pass hitfit event into BAT format
		lepton_charge = selectedLepton->charge();
		BAT::TtbarHypothesis newHyp = BatEvent(hitfitResult[bestX2pos].ev(), event, "SolutionCategory");

		treeMan_->Fill("FittedLeptonicTopPtBestSolution", newHyp.leptonicTop->pt());
		treeMan_->Fill("FittedHadronicTopPtBestSolution", newHyp.hadronicTop->pt());
		treeMan_->Fill("FittedLeptonicTopRapidityBestSolution", newHyp.leptonicTop->rapidity());
		treeMan_->Fill("FittedHadronicTopRapidityBestSolution", newHyp.hadronicTop->rapidity());
		treeMan_->Fill("FittedTTbarMassBestSolution", newHyp.resonance->mass());
		treeMan_->Fill("FittedTTbarPtBestSolution", newHyp.resonance->pt());
		treeMan_->Fill("FittedTTbarRapidityBestSolution", newHyp.resonance->rapidity());

		// Get the event before the fit
		hitfit::Lepjets_Event unfittedEvent = hitfitEventsInput[bestX2pos];

		// Now need to perform second kinematic fit
		hitfit::Fit_Result secondFitResult = performSecondKinematicFit( unfittedEvent, event);
		BAT::TtbarHypothesis newHyp_afterSecondFit = BatEvent(secondFitResult.ev(), event, "SolutionCategory_second");

		treeMan_->Fill("FitChiSquaredBestSolutions_second",secondFitResult.chisq());
		treeMan_->Fill("FitChiSquaredProbabilityBestSolutions_second",TMath::Prob(secondFitResult.chisq(),2));

		treeMan_->Fill("FittedLeptonicTopPtBestSolution_second", newHyp_afterSecondFit.leptonicTop->pt());
		treeMan_->Fill("FittedHadronicTopPtBestSolution_second", newHyp_afterSecondFit.hadronicTop->pt());
		treeMan_->Fill("FittedLeptonicTopRapidityBestSolution_second", newHyp_afterSecondFit.leptonicTop->rapidity());
		treeMan_->Fill("FittedHadronicTopRapidityBestSolution_second", newHyp_afterSecondFit.hadronicTop->rapidity());
		treeMan_->Fill("FittedTTbarMassBestSolution_second", newHyp_afterSecondFit.resonance->mass());
		treeMan_->Fill("FittedTTbarPtBestSolution_second", newHyp_afterSecondFit.resonance->pt());
		treeMan_->Fill("FittedTTbarRapidityBestSolution_second", newHyp_afterSecondFit.resonance->rapidity());

		return newHyp_afterSecondFit;

	} else {
		// cout << "No HitFit solution found for this event" << endl;
		treeMan_->Fill("SolutionCategory", 0 );
		treeMan_->Fill("SolutionCategory_second", 0);
	}

	return BAT::TtbarHypothesis();

}
Ejemplo n.º 6
0
void UnfoldingRecoAnalyser::analyse(const EventPtr event) {
	weight_ = event->weight();

	treeMan_->setCurrentFolder(histogramFolder_);

	treeMan_->Fill("EventWeight", event->weight());

	double centralLHEWeight = event->centralLHEWeight();
	for ( unsigned int unc_i = 0; unc_i < event->generatorSystematicWeights().size(); ++unc_i ) {
		double weight = event->generatorSystematicWeights().at( unc_i ) / centralLHEWeight;
		int weightID = event->generatorSystematicWeightsID().at( unc_i );

		// cout << to_string(unc_i) << " " << weightID << " " << weight/centralLHEWeight << endl;
		// string uncString = to_string(unc_i);
		if ( weightID >= 1001 && weightID <= 1009 ) {
			treeMan_->Fill( "muFmuRWeight_" + to_string(weightID-1001), weight);
		}
		else if ( weightID >= 2001 && weightID <= 2100 ) {
			treeMan_->Fill( "pdfWeight_" + to_string(weightID-2001), weight);
		}
		else if ( weightID == 2101 || weightID == 2102 ) {
			treeMan_->Fill( "alphaSWeight_" + to_string(weightID-2101), weight);
		}

	}

	treeMan_->setCurrentFolder(histogramFolder_);

	int selectionCriteria = -1;

	if ( event->PassesElectronTriggerAndSelection() ) selectionCriteria = SelectionCriteria::ElectronPlusJetsReference;
	else if ( event->PassesMuonTriggerAndSelection() ) selectionCriteria = SelectionCriteria::MuonPlusJetsReference;


	if ( event->PassesElectronTriggerAndSelection() && event->PassesMuonTriggerAndSelection() ) {
		cout << "-------------> This should not happen <-------------" << endl;
	}
	// Store selection flags first
	treeMan_->Fill("passSelection",selectionCriteria);

	if ( !( event->PassesMuonTriggerAndSelection() || event->PassesElectronTriggerAndSelection() )) return;

	const JetCollection jets(event->CleanedJets());
	const JetCollection bjets(event->CleanedBJets());
	const LeptonPointer signalLepton = event->getSignalLepton( selectionCriteria );
	METAlgorithm::value metType = (METAlgorithm::value) 0;
	const METPointer met(event->MET(metType));

	treeMan_->Fill("MET",met->et());
	treeMan_->Fill("HT",Event::HT(jets));
	treeMan_->Fill("ST",Event::ST(jets,signalLepton,met));
	treeMan_->Fill("WPT",Event::WPT(signalLepton,met));
	treeMan_->Fill("MT",Event::MT(signalLepton,met));

	treeMan_->Fill("leptonPt", signalLepton->pt() );
	treeMan_->Fill("leptonEta", signalLepton->eta() );
	treeMan_->Fill("leptonCharge", signalLepton->charge() );

	// Get lepton scale factor
	if ( event->PassesMuonTriggerAndSelection() ) {
		const MuonPointer signalMuon(boost::static_pointer_cast<Muon>(signalLepton));
		double efficiencyCorrection = signalMuon->getEfficiencyCorrection( 0 );
		treeMan_->Fill("LeptonEfficiencyCorrection", efficiencyCorrection);
		treeMan_->Fill("LeptonEfficiencyCorrectionUp", signalMuon->getEfficiencyCorrection( 1 ));
		treeMan_->Fill("LeptonEfficiencyCorrectionDown", signalMuon->getEfficiencyCorrection( -1 ));
	}
	else if ( event->PassesElectronTriggerAndSelection() ) {
		const ElectronPointer signalElectron(boost::static_pointer_cast<Electron>(signalLepton));
		double efficiencyCorrection = signalElectron->getEfficiencyCorrection( 0 );	
		treeMan_->Fill("LeptonEfficiencyCorrection", efficiencyCorrection);
		treeMan_->Fill("LeptonEfficiencyCorrectionUp", signalElectron->getEfficiencyCorrection( 1 ));
		treeMan_->Fill("LeptonEfficiencyCorrectionDown", signalElectron->getEfficiencyCorrection( -1 ));
	}

	treeMan_->Fill("PUWeight", event->PileUpWeight() );
	treeMan_->Fill("PUWeight_up", event->PileUpWeight(1) );
	treeMan_->Fill("PUWeight_down", event->PileUpWeight(-1) );
	treeMan_->Fill("BJetWeight",event->BJetWeight());
	treeMan_->Fill("LightJetUpWeight",event->LightJetUpWeight());
	treeMan_->Fill("LightJetDownWeight",event->LightJetDownWeight());
	treeMan_->Fill("BJetUpWeight",event->BJetUpWeight());
	treeMan_->Fill("BJetDownWeight",event->BJetDownWeight());

	// MET Uncertainties
	for ( unsigned int unc_i = 0; unc_i < met->getAllMETUncertainties().size(); ++unc_i ) {
		METPointer METForUnc_i = met->getMETForUncertainty( unc_i );
		treeMan_->Fill("MET_METUncertainties",METForUnc_i->et());
		treeMan_->Fill("ST_METUncertainties",Event::ST(jets, signalLepton, METForUnc_i));
		treeMan_->Fill("WPT_METUncertainties",Event::WPT(signalLepton, METForUnc_i));
	}

	for (unsigned int index = 0; index < bjets.size(); ++index) {
		treeMan_->Fill("bPt", bjets.at(index)->pt() );
		treeMan_->Fill("bEta", bjets.at(index)->eta() );
	}

	for (unsigned int index = 0; index < jets.size(); ++index) {
		treeMan_->Fill("jetPt", jets.at(index)->pt() );
		treeMan_->Fill("jetEta", jets.at(index)->eta() );
		treeMan_->Fill("jetParton", jets.at(index)->ttbar_decay_parton() );
	}

	BAT::TtbarHypothesis topHypothesis = event->ttbarHypothesis();
	if ( topHypothesis.isValid() && topHypothesis.isPhysical() ) {
		treeMan_->Fill("lepTopPt",topHypothesis.leptonicTop->pt());
		treeMan_->Fill("hadTopPt",topHypothesis.hadronicTop->pt());
		treeMan_->Fill("lepTopRap",topHypothesis.leptonicTop->rapidity());
		treeMan_->Fill("hadTopRap",topHypothesis.hadronicTop->rapidity());
		treeMan_->Fill("ttbarPt",topHypothesis.resonance->pt());
		treeMan_->Fill("ttbarM",topHypothesis.resonance->mass());
		treeMan_->Fill("ttbarRap",topHypothesis.resonance->rapidity());
	}

	unsigned int numberOfJets(event->NJets(jets));
	unsigned int numberOfBJets(event->NJets(bjets));
	treeMan_->Fill("NJets", numberOfJets );
	treeMan_->Fill("NBJets", numberOfBJets );
}