reco::tau Namespace Reference

Namespaces
namespace	cone
namespace	disc
namespace	helpers
namespace	qcuts
Classes
class	AssociationMatchRefSelector
class	Combinatoric
class	CombinatoricGenerator
class	CombinatoricIterator
class	RecoTauBuilderCombinatoricPlugin
class	RecoTauBuilderConePlugin
class	RecoTauBuilderPlugin
class	RecoTauCleanerPlugin
class	RecoTauConstructor
class	RecoTauDiscriminantCleanerPlugin
class	RecoTauDiscriminantFunctionPlugin
class	RecoTauDiscriminantPlugin
class	RecoTauDiscriminantVectorFunctionPlugin
class	RecoTauElectronRejectionPlugin
class	RecoTauEventHolderPlugin
class	RecoTauImpactParameterSignificancePlugin
class	RecoTauLexicographicalRanking
class	RecoTauModifierPlugin
class	RecoTauMVAHelper
class	RecoTauNamedPlugin
class	RecoTauPhotonFilter
class	RecoTauPiZeroBuilderPlugin
class	RecoTauPiZeroCombinatoricPlugin
class	RecoTauPiZeroQualityPlugin
class	RecoTauPiZeroStringQuality
class	RecoTauPiZeroStripPlugin
class	RecoTauPiZeroTrivialPlugin
class	RecoTauQualityCuts
class	RecoTauRandomCleanerPlugin
class	RecoTauStringCleanerPlugin
class	RecoTauTagInfoWorkaroundModifer
class	RecoTauTruthEmbedder
class	RecoTauTwoProngFilter
class	SortByDescendingPt
class	SortPFCandsDescendingPt
Functions
template<typename RefVectorType , typename BaseView >
RefVectorType	castView (const edm::Handle< BaseView > &view)
	Convert a BaseView (View<T>) to a TRefVector.
unsigned int	chargedHadronsInDecayMode (PFTau::hadronicDecayMode mode)
	Reverse mapping of decay modes into multiplicities.
template<typename Container , class OverlapFunction >
Container	cleanOverlaps (const Container &dirty)
std::string	discPluginName (const std::string &mvaName)
std::vector< PFCandidatePtr >	flattenPiZeros (const std::vector< RecoTauPiZero > &)
	Flatten a list of pi zeros into a list of there constituent PFCandidates.
template<typename InputIterator >
InputIterator	leadPFCand (InputIterator begin, InputIterator end)
std::vector< PFCandidatePtr >	pfCandidates (const PFJet &jet, int particleId, bool sort=true)
std::vector< PFCandidatePtr >	pfCandidates (const PFJet &jet, const std::vector< int > &particleIds, bool sort=true)
	Extract pfCandidates of a that match a list of particle Ids from a PFJet.
std::vector< PFCandidatePtr >	pfChargedCands (const PFJet &jet, bool sort=true)
	Extract all non-neutral candidates from a PFJet.
std::vector< PFCandidatePtr >	pfGammas (const PFJet &jet, bool sort=true)
	Extract all pfGammas from a PFJet.
unsigned int	piZerosInDecayMode (PFTau::hadronicDecayMode mode)
template<typename InputIterator >
int	sumPFCandCharge (InputIterator begin, InputIterator end)
	Sum the PT of a collection of PFCandidates.
template<typename InputIterator >
reco::Candidate::LorentzVector	sumPFCandP4 (InputIterator begin, InputIterator end)
template<typename InputIterator >
double	sumPFCandPt (InputIterator begin, InputIterator end)
	Sum the PT of a collection of PFCandidates.
template<typename InputIterator , typename FunctionPtr , typename ReturnType >
ReturnType	sumPFVector (InputIterator begin, InputIterator end, FunctionPtr func, ReturnType init)
	Sum the four vectors in a collection of PFCandidates.
template<typename InputIterator >
InputIterator	takeNElements (const InputIterator &begin, const InputIterator &end, size_t N)
PFTau::hadronicDecayMode	translateDecayMode (unsigned int nCharged, unsigned int nPiZero)

---

Function Documentation

template<typename RefVectorType , typename BaseView >

RefVectorType reco::tau::castView

(

const edm::Handle< BaseView > &

view

)

Convert a BaseView (View<T>) to a TRefVector.

Definition at line 51 of file RecoTauCommonUtilities.h.

References i, convertSQLitetoXML_cfg::output, and relativeConstraints::value.

                                                        {
  typedef typename RefVectorType::value_type OutputRef;
  // Double check at compile time that the inheritance is okay.  It can still
  // fail at runtime if you pass it the wrong collection.
  BOOST_STATIC_ASSERT(
      (boost::is_base_of<typename BaseView::value_type,
                         typename RefVectorType::member_type>::value));
  RefVectorType output;
  size_t nElements = view->size();
  output.reserve(nElements);
  // Cast each of our Refs
  for (size_t i = 0; i < nElements; ++i) {
    output.push_back(view->refAt(i).template castTo<OutputRef>());
  }
  return output;
}

unsigned int reco::tau::chargedHadronsInDecayMode

(

PFTau::hadronicDecayMode

mode

)

Reverse mapping of decay modes into multiplicities.

Definition at line 5 of file PFTauDecayModeTools.cc.

References reco::PFTau::kOneProngNPiZero, and mode.

                                                                    {
   int modeAsInt = static_cast<int>(mode);
   return (modeAsInt / PFTau::kOneProngNPiZero) + 1;
}

template<typename Container , class OverlapFunction >

Container reco::tau::cleanOverlaps

(

const Container &

dirty

)

Definition at line 34 of file RecoTauCleaningTools.h.

References clean, and analyzePatCleaning_cfg::overlaps.

Referenced by RecoTauCleanerImpl< Prod >::produce().

                                                {
  typedef typename Container::const_iterator Iterator;
  // Output container of clean objects
  Container clean;
  OverlapFunction overlapChecker;
  for (Iterator candidate = dirty.begin(); candidate != dirty.end();
       ++candidate) {
    // Check if this overlaps with a pizero already in the clean list
    bool overlaps = false;
    for (Iterator cleaned = clean.begin();
         cleaned != clean.end() && !overlaps; ++cleaned) {
      overlaps = overlapChecker(*candidate, *cleaned);
    }
    // If it didn't overlap with anything clean, add it to the clean list
    if (!overlaps)
      clean.insert(clean.end(), *candidate);
  }
  return clean;
}

std::string reco::tau::discPluginName

(

const std::string &

mvaName

)

[inline]

Definition at line 24 of file RecoTauDiscriminantPlugins.h.

Referenced by reco::tau::RecoTauMVAHelper::loadDiscriminantPlugins(), and PFTauMVAInputDiscriminantTranslator::PFTauMVAInputDiscriminantTranslator().

                                                          {
  return "RecoTauDiscrimination" + mvaName;
}

std::vector< PFCandidatePtr > reco::tau::flattenPiZeros

(

const std::vector< RecoTauPiZero > &

piZeros

)

Flatten a list of pi zeros into a list of there constituent PFCandidates.

Definition at line 21 of file RecoTauCommonUtilities.cc.

References convertSQLitetoXML_cfg::output.

Referenced by reco::tau::RecoTauPhotonFilter::operator()().

                                                                                  {
  std::vector<PFCandidatePtr> output;

  for(std::vector<RecoTauPiZero>::const_iterator piZero = piZeros.begin();
      piZero != piZeros.end(); ++piZero)
  {
    for(size_t iDaughter = 0; iDaughter < piZero->numberOfDaughters(); ++iDaughter)
    {
      output.push_back(PFCandidatePtr(piZero->daughterPtr(iDaughter)));
    }
  }
  return output;
}

template<typename InputIterator >

InputIterator reco::tau::leadPFCand	(	InputIterator	begin,
		InputIterator	end
	)

Definition at line 109 of file RecoTauCommonUtilities.h.

References begin, and end.

Referenced by reco::tau::RecoTauConstructor::get(), and reco::tau::RecoTauBuilderConePlugin::operator()().

                       {
    double max_pt = 0;
    InputIterator max_cand = begin;
    for(InputIterator cand = begin; cand != end; ++cand) {
      if( (*cand)->pt() > max_pt ) {
        max_pt = (*cand)->pt();
        max_cand = cand;
      }
    }
    return max_cand;
  }

std::vector< reco::PFCandidatePtr > reco::tau::pfCandidates	(	const PFJet &	jet,
		int	particleId,
		bool	sort = true
	)

Extract pfCandidates of a given particle Id from a PFJet. If sort is true, candidates will be sorted by descending PT

Definition at line 35 of file RecoTauCommonUtilities.cc.

References reco::PFJet::getPFConstituents(), and python::multivaluedict::sort().

Referenced by PFMETAnalyzer::analyze(), reco::tau::RecoTauBuilderCombinatoricPlugin::operator()(), reco::tau::RecoTauBuilderConePlugin::operator()(), pfCandidates(), pfChargedCands(), pfGammas(), PFElectronTranslator::produce(), PFPileUp::produce(), pat::PATPFParticleProducer::produce(), and PFMETAnalyzer::validateMET().

{
  PFCandPtrs pfCands = jet.getPFConstituents();
  PFCandPtrs selectedPFCands;

  for(PFCandIter cand = pfCands.begin(); cand != pfCands.end(); ++cand)
  {
    if( (**cand).particleId() == particleId )
      selectedPFCands.push_back(*cand);
  }

  if ( sort ) std::sort(selectedPFCands.begin(), selectedPFCands.end(), SortPFCandsDescendingPt());

  return selectedPFCands;
}

std::vector< reco::PFCandidatePtr > reco::tau::pfCandidates	(	const PFJet &	jet,
		const std::vector< int > &	particleIds,
		bool	sort = true
	)

Extract pfCandidates of a that match a list of particle Ids from a PFJet.

Definition at line 51 of file RecoTauCommonUtilities.cc.

References convertSQLitetoXML_cfg::output, pfCandidates(), and python::multivaluedict::sort().

{
  PFCandPtrs output;
  // Get each desired candidate type, unsorted for now
  for(std::vector<int>::const_iterator particleId = particleIds.begin();
      particleId != particleIds.end(); ++particleId) {
    PFCandPtrs selectedPFCands = pfCandidates(jet, *particleId, false);
    output.insert(output.end(), selectedPFCands.begin(), selectedPFCands.end());
  }
  if (sort) std::sort(output.begin(), output.end(), SortPFCandsDescendingPt());
  return output;
}

std::vector< reco::PFCandidatePtr > reco::tau::pfChargedCands	(	const PFJet &	jet,
		bool	sort = true
	)

Extract all non-neutral candidates from a PFJet.

Definition at line 68 of file RecoTauCommonUtilities.cc.

References reco::PFCandidate::e, reco::PFCandidate::h, reco::PFCandidate::mu, convertSQLitetoXML_cfg::output, pfCandidates(), and python::multivaluedict::sort().

Referenced by reco::tau::RecoTauBuilderCombinatoricPlugin::operator()(), and reco::tau::RecoTauBuilderConePlugin::operator()().

                                                            {
  PFCandPtrs output;
  PFCandPtrs mus = pfCandidates(jet, reco::PFCandidate::mu, false);
  PFCandPtrs es = pfCandidates(jet, reco::PFCandidate::e, false);
  PFCandPtrs chs = pfCandidates(jet, reco::PFCandidate::h, false);
  output.reserve(mus.size() + es.size() + chs.size());
  output.insert(output.end(), mus.begin(), mus.end());
  output.insert(output.end(), es.begin(), es.end());
  output.insert(output.end(), chs.begin(), chs.end());
  if (sort) std::sort(output.begin(), output.end(), SortPFCandsDescendingPt());
  return output;
}

std::vector< reco::PFCandidatePtr > reco::tau::pfGammas	(	const PFJet &	jet,
		bool	sort = true
	)

Extract all pfGammas from a PFJet.

Definition at line 64 of file RecoTauCommonUtilities.cc.

References reco::PFCandidate::gamma, and pfCandidates().

Referenced by reco::tau::RecoTauBuilderConePlugin::operator()(), reco::tau::RecoTauPiZeroStripPlugin::operator()(), reco::tau::RecoTauPiZeroTrivialPlugin::operator()(), and reco::tau::RecoTauPiZeroCombinatoricPlugin::operator()().

                                                                        {
  return pfCandidates(jet, reco::PFCandidate::gamma, sort);
}

unsigned int reco::tau::piZerosInDecayMode

(

PFTau::hadronicDecayMode

mode

)

Definition at line 10 of file PFTauDecayModeTools.cc.

References reco::PFTau::kOneProngNPiZero, and mode.

                                                             {
   int modeAsInt = static_cast<int>(mode);
   return (modeAsInt % PFTau::kOneProngNPiZero);
}

template<typename InputIterator >

int reco::tau::sumPFCandCharge	(	InputIterator	begin,
		InputIterator	end
	)

Sum the PT of a collection of PFCandidates.

Definition at line 104 of file RecoTauCommonUtilities.h.

References reco::LeafCandidate::charge(), and sumPFVector().

Referenced by reco::tau::RecoTauConstructor::get().

                       {
    return sumPFVector(begin, end, &PFCandidate::charge, 0);
  }

template<typename InputIterator >

reco::Candidate::LorentzVector reco::tau::sumPFCandP4	(	InputIterator	begin,
		InputIterator	end
	)

Definition at line 91 of file RecoTauCommonUtilities.h.

References reco::LeafCandidate::p4(), and sumPFVector().

                                            {
  return sumPFVector(begin, end, &PFCandidate::p4,
      reco::Candidate::LorentzVector());
}

template<typename InputIterator >

double reco::tau::sumPFCandPt	(	InputIterator	begin,
		InputIterator	end
	)

Sum the PT of a collection of PFCandidates.

Definition at line 98 of file RecoTauCommonUtilities.h.

References reco::LeafCandidate::pt(), and sumPFVector().

Referenced by reco::tau::RecoTauConstructor::get().

                       {
    return sumPFVector(begin, end, &PFCandidate::pt, 0.0);
  }

template<typename InputIterator , typename FunctionPtr , typename ReturnType >

ReturnType reco::tau::sumPFVector	(	InputIterator	begin,
		InputIterator	end,
		FunctionPtr	func,
		ReturnType	init
	)

Sum the four vectors in a collection of PFCandidates.

Definition at line 81 of file RecoTauCommonUtilities.h.

References end, init, and convertSQLitetoXML_cfg::output.

Referenced by sumPFCandCharge(), sumPFCandP4(), and sumPFCandPt().

                                         {
    ReturnType output = init;
    for(InputIterator cand = begin; cand != end; ++cand) {
      //#define CALL_MEMBER_FN(object,ptrToMember)  ((object).*(ptrToMember))
      output += ((**cand).*(func))();
    }
    return output;
  }

template<typename InputIterator >

InputIterator reco::tau::takeNElements	(	const InputIterator &	begin,
		const InputIterator &	end,
		size_t	N
	)

Definition at line 73 of file RecoTauCommonUtilities.h.

References begin, and MultiGaussianStateTransform::N.

Referenced by reco::tau::RecoTauBuilderCombinatoricPlugin::operator()(), and reco::tau::RecoTauPiZeroCombinatoricPlugin::operator()().

                                                                    {
  size_t input_size = end - begin;
  return (N > input_size) ? end : begin + N;
}

PFTau::hadronicDecayMode reco::tau::translateDecayMode	(	unsigned int	nCharged,
		unsigned int	nPiZero
	)

Definition at line 15 of file PFTauDecayModeTools.cc.

References kNull, reco::PFTau::kOneProngNPiZero, and reco::PFTau::kRareDecayMode.

Referenced by reco::tau::RecoTauTruthEmbedder::operator()(), RecoTauMVADiscriminator::RecoTauMVADiscriminator(), and RecoTauMVATransform::RecoTauMVATransform().

                                                  {
   // If no tracks exist, this is definitely not a tau!
   if(!nCharged) return PFTau::kNull;
   // Find the maximum number of PiZeros our parameterization can hold
   const unsigned int maxPiZeros = PFTau::kOneProngNPiZero;
   // Determine our track index
   unsigned int trackIndex = (nCharged-1)*(maxPiZeros+1);
   // Check if we handle the given number of tracks
   if(trackIndex >= PFTau::kRareDecayMode) return PFTau::kRareDecayMode;

   nPiZeros = (nPiZeros <= maxPiZeros) ? nPiZeros : maxPiZeros;
   return static_cast<PFTau::hadronicDecayMode>(trackIndex + nPiZeros);
}