#include <TtSemiLepJetCombMVAComputer.h>

Inheritance diagram for TtSemiLepJetCombMVAComputer:

Public Member Functions
	TtSemiLepJetCombMVAComputer (const edm::ParameterSet &)

	~TtSemiLepJetCombMVAComputer () override

Public Member Functions inherited from edm::EDProducer
	EDProducer ()

SerialTaskQueue *	globalLuminosityBlocksQueue ()

SerialTaskQueue *	globalRunsQueue ()

ModuleDescription const &	moduleDescription () const

	~EDProducer () override

Public Member Functions inherited from edm::ProducerBase
void	callWhenNewProductsRegistered (std::function< void(BranchDescription const &)> const &func)

std::vector< edm::ProductResolverIndex > const &	indiciesForPutProducts (BranchType iBranchType) const

	ProducerBase ()

std::vector< edm::ProductResolverIndex > const &	putTokenIndexToProductResolverIndex () const

std::vector< bool > const &	recordProvenanceList () const

void	registerProducts (ProducerBase , ProductRegistry , ModuleDescription const &)

std::function< void(BranchDescription const &)>	registrationCallback () const
	used by the fwk to register list of products More...

void	resolvePutIndicies (BranchType iBranchType, ModuleToResolverIndicies const &iIndicies, std::string const &moduleLabel)

TypeLabelList const &	typeLabelList () const
	used by the fwk to register the list of products of this module More...

	~ProducerBase () noexcept(false) override

Public Member Functions inherited from edm::EDConsumerBase
std::vector< ConsumesInfo >	consumesInfo () const

void	convertCurrentProcessAlias (std::string const &processName)
	Convert "@currentProcess" in InputTag process names to the actual current process name. More...

	EDConsumerBase ()

	EDConsumerBase (EDConsumerBase &&)=default

	EDConsumerBase (EDConsumerBase const &)=delete

ESProxyIndex const *	esGetTokenIndices (edm::Transition iTrans) const

ProductResolverIndexAndSkipBit	indexFrom (EDGetToken, BranchType, TypeID const &) const

void	itemsMayGet (BranchType, std::vector< ProductResolverIndexAndSkipBit > &) const

void	itemsToGet (BranchType, std::vector< ProductResolverIndexAndSkipBit > &) const

std::vector< ProductResolverIndexAndSkipBit > const &	itemsToGetFrom (BranchType iType) const

void	labelsForToken (EDGetToken iToken, Labels &oLabels) const

void	modulesWhoseProductsAreConsumed (std::vector< ModuleDescription const * > &modules, ProductRegistry const &preg, std::map< std::string, ModuleDescription const * > const &labelsToDesc, std::string const &processName) const

EDConsumerBase &	operator= (EDConsumerBase &&)=default

EDConsumerBase const &	operator= (EDConsumerBase const &)=delete

bool	registeredToConsume (ProductResolverIndex, bool, BranchType) const

bool	registeredToConsumeMany (TypeID const &, BranchType) const

ProductResolverIndexAndSkipBit	uncheckedIndexFrom (EDGetToken) const

void	updateLookup (BranchType iBranchType, ProductResolverIndexHelper const &, bool iPrefetchMayGet)

void	updateLookup (eventsetup::ESRecordsToProxyIndices const &)

virtual	~EDConsumerBase () noexcept(false)

Private Member Functions
void	beginJob () override

void	endJob () override

void	produce (edm::Event &evt, const edm::EventSetup &setup) override

Private Attributes
edm::EDGetTokenT< std::vector< pat::Jet > >	jetsToken_

edm::EDGetTokenT< edm::View< reco::RecoCandidate > >	lepsToken_

int	maxNComb_

int	maxNJets_

edm::EDGetTokenT< std::vector< pat::MET > >	metsToken_

PhysicsTools::MVAComputerCache	mvaComputer

Additional Inherited Members
Public Types inherited from edm::EDProducer
typedef EDProducer	ModuleType

Public Types inherited from edm::ProducerBase
using	ModuleToResolverIndicies = std::unordered_multimap< std::string, std::tuple< edm::TypeID const , const char , edm::ProductResolverIndex > >

typedef ProductRegistryHelper::TypeLabelList	TypeLabelList

Public Types inherited from edm::EDConsumerBase
typedef ProductLabels	Labels

Static Public Member Functions inherited from edm::EDProducer
static const std::string &	baseType ()

static void	fillDescriptions (ConfigurationDescriptions &descriptions)

static void	prevalidate (ConfigurationDescriptions &descriptions)

static bool	wantsGlobalLuminosityBlocks ()

static bool	wantsGlobalRuns ()

static bool	wantsStreamLuminosityBlocks ()

static bool	wantsStreamRuns ()

Protected Member Functions inherited from edm::ProducerBase
template<class ProductType >
BranchAliasSetterT< ProductType >	produces ()
	declare what type of product will make and with which optional label More...

template<typename ProductType , BranchType B>
BranchAliasSetterT< ProductType >	produces ()

template<typename ProductType , Transition B>
BranchAliasSetterT< ProductType >	produces ()

BranchAliasSetter	produces (const TypeID &id, std::string instanceName=std::string(), bool recordProvenance=true)

template<BranchType B>
BranchAliasSetter	produces (const TypeID &id, std::string instanceName=std::string(), bool recordProvenance=true)

template<Transition B>
BranchAliasSetter	produces (const TypeID &id, std::string instanceName=std::string(), bool recordProvenance=true)

template<typename ProductType , Transition B>
BranchAliasSetterT< ProductType >	produces (std::string instanceName)

template<class ProductType >
BranchAliasSetterT< ProductType >	produces (std::string instanceName)

template<typename ProductType , BranchType B>
BranchAliasSetterT< ProductType >	produces (std::string instanceName)

ProducesCollector	producesCollector ()

Protected Member Functions inherited from edm::EDConsumerBase
EDGetToken	consumes (const TypeToGet &id, edm::InputTag const &tag)

template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	consumes (edm::InputTag const &tag)

template<BranchType B>
EDGetToken	consumes (TypeToGet const &id, edm::InputTag const &tag)

ConsumesCollector	consumesCollector ()
	Use a ConsumesCollector to gather consumes information from helper functions. More...

template<typename ProductType , BranchType B = InEvent>
void	consumesMany ()

void	consumesMany (const TypeToGet &id)

template<BranchType B>
void	consumesMany (const TypeToGet &id)

template<typename ESProduct , typename ESRecord , Transition Tr = Transition::Event>
auto	esConsumes ()

template<typename ESProduct , typename ESRecord , Transition Tr = Transition::Event>
auto	esConsumes (ESInputTag const &tag)

EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

template<BranchType B>
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	mayConsume (edm::InputTag const &tag)

Detailed Description

Definition at line 21 of file TtSemiLepJetCombMVAComputer.h.

Constructor & Destructor Documentation

◆ TtSemiLepJetCombMVAComputer()

TtSemiLepJetCombMVAComputer::TtSemiLepJetCombMVAComputer ( const edm::ParameterSet & cfg )

explicit

Definition at line 5 of file TtSemiLepJetCombMVAComputer.cc.

     : lepsToken_(consumes<edm::View<reco::RecoCandidate>>(cfg.getParameter<edm::InputTag>("leps"))),
       jetsToken_(consumes<std::vector<pat::Jet>>(cfg.getParameter<edm::InputTag>("jets"))),
       metsToken_(consumes<std::vector<pat::MET>>(cfg.getParameter<edm::InputTag>("mets"))),
       maxNJets_(cfg.getParameter<int>("maxNJets")),
       maxNComb_(cfg.getParameter<int>("maxNComb")) {
   produces<std::vector<std::vector<int>>>();
   produces<std::vector<double>>("Discriminators");
   produces<std::string>("Method");
   produces<int>("NumberOfConsideredJets");
 }

◆ ~TtSemiLepJetCombMVAComputer()

TtSemiLepJetCombMVAComputer::~TtSemiLepJetCombMVAComputer ( )

override

Definition at line 17 of file TtSemiLepJetCombMVAComputer.cc.

17 {}

Member Function Documentation

◆ beginJob()

void TtSemiLepJetCombMVAComputer::beginJob ( void )

overrideprivatevirtual

Reimplemented from edm::EDProducer.

Definition at line 123 of file TtSemiLepJetCombMVAComputer.cc.

123 {}

◆ endJob()

void TtSemiLepJetCombMVAComputer::endJob ( void )

overrideprivatevirtual

Reimplemented from edm::EDProducer.

Definition at line 125 of file TtSemiLepJetCombMVAComputer.cc.

125 {}

◆ produce()

void TtSemiLepJetCombMVAComputer::produce	(	edm::Event &	evt,
		const edm::EventSetup &	setup
	)

overrideprivatevirtual

Implements edm::EDProducer.

Definition at line 19 of file TtSemiLepJetCombMVAComputer.cc.

                                                                                    {
   std::unique_ptr<std::vector<std::vector<int>>> pOut(new std::vector<std::vector<int>>);
   std::unique_ptr<std::vector<double>> pOutDisc(new std::vector<double>);
   std::unique_ptr<std::string> pOutMeth(new std::string);
   std::unique_ptr<int> pJetsConsidered(new int);
  
   mvaComputer.update<TtSemiLepJetCombMVARcd>(setup, "ttSemiLepJetCombMVA");
  
   // read name of the processor that provides the MVA discriminator
   // (to be used as meta information)
   edm::ESHandle<PhysicsTools::Calibration::MVAComputerContainer> calibContainer;
   setup.get<TtSemiLepJetCombMVARcd>().get(calibContainer);
   std::vector<PhysicsTools::Calibration::VarProcessor*> processors =
       (calibContainer->find("ttSemiLepJetCombMVA")).getProcessors();
   *pOutMeth = (processors[processors.size() - 3])->getInstanceName();
   evt.put(std::move(pOutMeth), "Method");
  
   // get lepton, jets and mets
   edm::Handle<edm::View<reco::RecoCandidate>> leptons;
   evt.getByToken(lepsToken_, leptons);
  
   edm::Handle<std::vector<pat::Jet>> jets;
   evt.getByToken(jetsToken_, jets);
  
   edm::Handle<std::vector<pat::MET>> mets;
   evt.getByToken(metsToken_, mets);
  
   const unsigned int nPartons = 4;
  
   // skip events with no appropriate lepton candidate,
   // empty METs vector or less jets than partons
   if (leptons->empty() || mets->empty() || jets->size() < nPartons) {
     std::vector<int> invalidCombi;
     for (unsigned int i = 0; i < nPartons; ++i)
       invalidCombi.push_back(-1);
     pOut->push_back(invalidCombi);
     evt.put(std::move(pOut));
     pOutDisc->push_back(0.);
     evt.put(std::move(pOutDisc), "Discriminators");
     *pJetsConsidered = jets->size();
     evt.put(std::move(pJetsConsidered), "NumberOfConsideredJets");
     return;
   }
  
   const math::XYZTLorentzVector lepton = leptons->begin()->p4();
  
   const pat::MET* met = &(*mets)[0];
  
   // analyze jet combinations
   std::vector<int> jetIndices;
   for (unsigned int i = 0; i < jets->size(); ++i) {
     if (maxNJets_ >= (int)nPartons && maxNJets_ == (int)i) {
       *pJetsConsidered = i;
       break;
     }
     jetIndices.push_back(i);
   }
  
   std::vector<int> combi;
   for (unsigned int i = 0; i < nPartons; ++i)
     combi.push_back(i);
  
   typedef std::pair<double, std::vector<int>> discCombPair;
   std::list<discCombPair> discCombList;
  
   do {
     for (int cnt = 0; cnt < TMath::Factorial(combi.size()); ++cnt) {
       // take into account indistinguishability of the two jets from the hadr. W decay,
       // reduces combinatorics by a factor of 2
       if (combi[TtSemiLepEvtPartons::LightQ] < combi[TtSemiLepEvtPartons::LightQBar]) {
         TtSemiLepJetComb jetComb(*jets, combi, lepton, *met);
  
         // feed MVA input variables into a ValueList
         PhysicsTools::Variable::ValueList values;
         evaluateTtSemiLepJetComb(values, jetComb);
  
         // get discriminator from the MVAComputer
         double discrim = mvaComputer->eval(values);
  
         discCombList.push_back(std::make_pair(discrim, combi));
       }
       next_permutation(combi.begin(), combi.end());
     }
   } while (stdcomb::next_combination(jetIndices.begin(), jetIndices.end(), combi.begin(), combi.end()));
  
   // sort results w.r.t. discriminator values
   discCombList.sort();
  
   // write result into the event
   // (starting with the JetComb having the highest discriminator value -> reverse iterator)
   unsigned int iDiscComb = 0;
   typedef std::list<discCombPair>::reverse_iterator discCombIterator;
   for (discCombIterator discCombPair = discCombList.rbegin(); discCombPair != discCombList.rend(); ++discCombPair) {
     if (maxNComb_ >= 1 && iDiscComb == (unsigned int)maxNComb_)
       break;
     pOut->push_back(discCombPair->second);
     pOutDisc->push_back(discCombPair->first);
     iDiscComb++;
   }
   evt.put(std::move(pOut));
   evt.put(std::move(pOutDisc), "Discriminators");
   evt.put(std::move(pJetsConsidered), "NumberOfConsideredJets");
 }