PFTauDecayModeCutMultiplexer Class Reference

Inheritance diagram for PFTauDecayModeCutMultiplexer:

Classes
struct	ComputerAndCut

Public Types
typedef std::vector< ComputerAndCut >	CutList
typedef std::map< int, CutList::iterator >	DecayModeToCutMap
Public Types inherited from TauDiscriminationProducerBase< TauType, TauDiscriminator >
typedef std::vector< TauType >	TauCollection
typedef edm::Ref< TauCollection >	TauRef
typedef edm::RefProd< TauCollection >	TauRefProd
Public Types inherited from edm::stream::EDProducer<>
typedef CacheContexts< T... >	CacheTypes
typedef CacheTypes::GlobalCache	GlobalCache
typedef AbilityChecker< T... >	HasAbility
typedef CacheTypes::LuminosityBlockCache	LuminosityBlockCache
typedef LuminosityBlockContextT< LuminosityBlockCache, RunCache, GlobalCache >	LuminosityBlockContext
typedef CacheTypes::LuminosityBlockSummaryCache	LuminosityBlockSummaryCache
typedef CacheTypes::RunCache	RunCache
typedef RunContextT< RunCache, GlobalCache >	RunContext
typedef CacheTypes::RunSummaryCache	RunSummaryCache

Public Member Functions
void	beginEvent (const edm::Event &event, const edm::EventSetup &eventSetup) override
double	discriminate (const PFTauRef &thePFTau) const override
	PFTauDecayModeCutMultiplexer (const edm::ParameterSet &)
	~PFTauDecayModeCutMultiplexer () override
Public Member Functions inherited from TauDiscriminationProducerBase< TauType, TauDiscriminator >
virtual double	discriminate (const TauRef &tau) const =0
virtual void	endEvent (edm::Event &)
void	produce (edm::Event &, const edm::EventSetup &) override
	TauDiscriminationProducerBase (const edm::ParameterSet &iConfig)
	TauDiscriminationProducerBase ()
	~TauDiscriminationProducerBase () override
Public Member Functions inherited from edm::stream::EDProducer<>
	EDProducer ()=default
bool	hasAbilityToProduceInLumis () const final
bool	hasAbilityToProduceInRuns () const final

Private Attributes
DecayModeToCutMap	computerMap_
CutList	computers_
edm::EDGetTokenT< PFTauDiscriminator >	discriminant_token
edm::InputTag	discriminantToMultiplex_
edm::EDGetTokenT< PFTauDiscriminator >	pfTauDecayModeIndex_token
edm::InputTag	pfTauDecayModeIndexSrc_
edm::Handle< PFTauDiscriminator >	pfTauDecayModeIndices
edm::Handle< PFTauDiscriminator >	targetDiscriminant

Additional Inherited Members
Static Public Member Functions inherited from TauDiscriminationProducerBase< TauType, TauDiscriminator >
static std::string	getTauTypeString ()
	helper method to retrieve tau type name, e.g. to build correct cfi getter More...
Protected Attributes inherited from TauDiscriminationProducerBase< TauType, TauDiscriminator >
std::string	moduleLabel_
double	prediscriminantFailValue_
edm::EDGetTokenT< TauCollection >	Tau_token
size_t	tauIndex_
edm::InputTag	TauProducer_

Detailed Description

Definition at line 30 of file PFTauDecayModeCutMultiplexer.cc.

Member Typedef Documentation

typedef std::vector<ComputerAndCut> PFTauDecayModeCutMultiplexer::CutList

Definition at line 40 of file PFTauDecayModeCutMultiplexer.cc.

typedef std::map<int, CutList::iterator> PFTauDecayModeCutMultiplexer::DecayModeToCutMap

Definition at line 41 of file PFTauDecayModeCutMultiplexer.cc.

Constructor & Destructor Documentation

PFTauDecayModeCutMultiplexer::PFTauDecayModeCutMultiplexer ( const edm::ParameterSet &  iConfig )

explicit

Definition at line 62 of file PFTauDecayModeCutMultiplexer.cc.

References computerMap_, PFTauDecayModeCutMultiplexer::ComputerAndCut::computerName, computers_, discriminant_token, discriminantToMultiplex_, Exception, edm::ParameterSet::getParameter(), pfTauDecayModeIndex_token, pfTauDecayModeIndexSrc_, AlCaHLTBitMon_QueryRunRegistry::string, and PFTauDecayModeCutMultiplexer::ComputerAndCut::userCut.

                                                                                        :PFTauDiscriminationProducerBase(iConfig)
{
   pfTauDecayModeIndexSrc_  = iConfig.getParameter<edm::InputTag>("PFTauDecayModeSrc");
   discriminantToMultiplex_ = iConfig.getParameter<edm::InputTag>("PFTauDiscriminantToMultiplex");
   pfTauDecayModeIndex_token = consumes<PFTauDiscriminator>(pfTauDecayModeIndexSrc_);
   discriminant_token = consumes<PFTauDiscriminator>(discriminantToMultiplex_);
   //get the computer/decay mode map
   std::vector<edm::ParameterSet> decayModeMap = iConfig.getParameter<std::vector<edm::ParameterSet> >("computers");
   computers_.reserve(decayModeMap.size());

   // for each decay mode MVA implementation (which may correspond to multiple decay modes, map the decay modes to the correct MVA computer
   for(std::vector<edm::ParameterSet>::const_iterator iComputer  = decayModeMap.begin();
                                            iComputer != decayModeMap.end();
                                          ++iComputer)
   {
      ComputerAndCut toInsert;
      toInsert.computerName = iComputer->getParameter<std::string>("computerName");
      toInsert.userCut      = iComputer->getParameter<double>("cut");
      CutList::iterator computerJustAdded = computers_.insert(computers_.end(), toInsert); //add this computer to the end of the list

      //populate the map
      std::vector<int> associatedDecayModes = iComputer->getParameter<std::vector<int> >("decayModeIndices");
      for(std::vector<int>::const_iterator iDecayMode  = associatedDecayModes.begin();
                                      iDecayMode != associatedDecayModes.end();
                                    ++iDecayMode)
      {
         //map this integer specifying the decay mode to the MVA comptuer we just added to the list
         std::pair<DecayModeToCutMap::iterator, bool> insertResult = computerMap_.insert(std::make_pair(*iDecayMode, computerJustAdded));

         //make sure we aren't double mapping a decay mode
         if(insertResult.second == false) { //indicates that the current key (decaymode) has already been entered!
            throw cms::Exception("PFTauDecayModeCutMultiplexer::ctor") << "A tau decay mode: " << *iDecayMode << " has been mapped to two different MVA implementations, "
                                                              << insertResult.first->second->computerName << " and " << toInsert.computerName 
                                                              << ". Please check the appropriate cfi file." << std::endl;
         }
      }
   }
}

PFTauDecayModeCutMultiplexer::~PFTauDecayModeCutMultiplexer ( )

inlineoverride

Definition at line 33 of file PFTauDecayModeCutMultiplexer.cc.

{}

Member Function Documentation

void PFTauDecayModeCutMultiplexer::beginEvent ( const edm::Event &  event, const edm::EventSetup &  eventSetup  )

overridevirtual

Reimplemented from TauDiscriminationProducerBase< TauType, TauDiscriminator >.

Definition at line 103 of file PFTauDecayModeCutMultiplexer.cc.

References discriminant_token, edm::Event::getByToken(), pfTauDecayModeIndex_token, pfTauDecayModeIndices, and targetDiscriminant.

{

   iEvent.getByToken(pfTauDecayModeIndex_token, pfTauDecayModeIndices);
   iEvent.getByToken(discriminant_token, targetDiscriminant);
}

double PFTauDecayModeCutMultiplexer::discriminate ( const PFTauRef &  thePFTau ) const

override

Definition at line 110 of file PFTauDecayModeCutMultiplexer.cc.

References computerMap_, taus_cff::decayMode, DEFINE_FWK_MODULE, and pfTauDecayModeIndices.

{
   // get decay mode for current tau
   int decayMode = lrint( (*pfTauDecayModeIndices)[pfTau] ); //convert to int

   // get value we are trying to multiplex
   float valueToMultiplex = (*targetDiscriminant)[pfTau];

   // Get correct cut
   auto iterToComputer = computerMap_.find(decayMode);
   if(iterToComputer != computerMap_.end()) //if we don't have a MVA mapped to this decay mode, skip it, it fails.
   {
      // use the supplied cut to make a decision
      if (valueToMultiplex > iterToComputer->second->userCut) 
         return 1.0;
      else 
         return 0.0;
   }

   // no computer associated to this decay mode; it fails
   return 0.;
}

Member Data Documentation

DecayModeToCutMap PFTauDecayModeCutMultiplexer::computerMap_

private

Definition at line 55 of file PFTauDecayModeCutMultiplexer.cc.

Referenced by discriminate(), and PFTauDecayModeCutMultiplexer().

CutList PFTauDecayModeCutMultiplexer::computers_

private

Definition at line 56 of file PFTauDecayModeCutMultiplexer.cc.

Referenced by PFTauDecayModeCutMultiplexer().

edm::EDGetTokenT<PFTauDiscriminator> PFTauDecayModeCutMultiplexer::discriminant_token

private

Definition at line 53 of file PFTauDecayModeCutMultiplexer.cc.

Referenced by beginEvent(), and PFTauDecayModeCutMultiplexer().

edm::InputTag PFTauDecayModeCutMultiplexer::discriminantToMultiplex_

private

Definition at line 52 of file PFTauDecayModeCutMultiplexer.cc.

Referenced by PFTauDecayModeCutMultiplexer().

edm::EDGetTokenT<PFTauDiscriminator> PFTauDecayModeCutMultiplexer::pfTauDecayModeIndex_token

private

Definition at line 49 of file PFTauDecayModeCutMultiplexer.cc.

Referenced by beginEvent(), and PFTauDecayModeCutMultiplexer().

edm::InputTag PFTauDecayModeCutMultiplexer::pfTauDecayModeIndexSrc_

private

Definition at line 48 of file PFTauDecayModeCutMultiplexer.cc.

Referenced by PFTauDecayModeCutMultiplexer().

edm::Handle<PFTauDiscriminator> PFTauDecayModeCutMultiplexer::pfTauDecayModeIndices

private

Definition at line 58 of file PFTauDecayModeCutMultiplexer.cc.

Referenced by beginEvent(), and discriminate().

edm::Handle<PFTauDiscriminator> PFTauDecayModeCutMultiplexer::targetDiscriminant

private

Definition at line 59 of file PFTauDecayModeCutMultiplexer.cc.

Referenced by beginEvent().