TPCPIDSystematics Class Reference

This systematic smears the CT of each TPC track segment. More...

#include <TPCPIDSystematics.hxx>

Inheritance diagram for TPCPIDSystematics:

Public Member Functions
	TPCPIDSystematics ()
virtual void	Apply (const ToyExperiment &toy, AnaEventC &event)
	Apply the systematic.
bool	UndoSystematic (AnaEventC &event)
	Undo the systematic variations done by ApplyVariation. This is faster tha reseting the full Spill.
bool	GetVariation (const AnaTPCParticleB &tpcTrack, Float_t &mean_var, Float_t &sigma_var, const AnaTrackB &track, const ToyExperiment &toy)
	Get the variation for a given TPC object.
Public Member Functions inherited from TPCPIDVariation
	TPCPIDVariation ()
	Instantiate the PID variation,.
virtual void	ApplyVariation (AnaTrackB *track, const ToyExperiment &exp)
	Apply variation for a track, the most general case given a certain ToyExperiment.
virtual bool	GetPIDParams (const AnaTPCParticleB &tpcTrack, Float_t &dEdxExp, Float_t &dEdxSigma, const AnaTrackB &track)
Public Member Functions inherited from EventVariationBase
	EventVariationBase ()
	Create the systematic, with one parameter.
	EventVariationBase (UInt_t npar)
	Create the systematic, specifying the number of systematic parameters.
virtual	~EventVariationBase ()
	Everyone should have a destructor.
virtual void	InitializeEvent (const AnaEventC &event, const SelectionBase &sel)
	Initialize the SystBox for this event.
virtual void	InitializeEvent (const AnaEventC &event)
Public Member Functions inherited from SystematicBase
	SystematicBase ()
	Create the systematic, with one parameter.
	SystematicBase (UInt_t npar)
	Create the systematic, specifying the number of systematic parameters.
virtual	~SystematicBase ()
	Everyone should have a destructor.
UInt_t	GetNParameters () const
	Returns the number of systematic parameters associated to this systematic.
void	SetNParameters (int N)
	Set the number of systematic parameters associated to this systematic.
virtual const char *	GetName () const
	Return the name of this systematic. This overrides the TObject::GetName() interface.
const std::string &	Name () const
	Return the name of this systematic.
void	SetName (const std::string &name)
	Set the name of this systematic.
Int_t	GetIndex () const
	Return the index of this systematic.
void	SetIndex (Int_t index)
	Set the index of this systematic.
TypeEnum	Type () const
	Return the type of this systematic.
std::string	ConvertType ()
	Return the type of this systematic.
void	SetType (TypeEnum type)
	Set the type of this systematic.
PDFEnum	PDF () const
	Return the PDF of this systematic.
std::string	ConvertPDF ()
	Return the PDF of this systematic.
void	SetPDF (PDFEnum PDF)
	Set the PDF of this systematic.
void	SetEnabled (bool ena)
	Set the enable bit.
bool	IsEnabled () const
	Returns the enable bit.
virtual void	FinalizeEvent (const AnaEventC &event)
	Delete the SystBox for this event.
SystBoxB *	GetSystBox (const AnaEventC &event, Int_t isel=0, Int_t ibranch=0) const
	Get the SystBox corresponding to a selection, branch and event.
virtual void	Initialize (Int_t nsel, Int_t isel, Int_t nbranch, Int_t nevents)
	Create the array of SystBox.
	ClassDef (SystematicBase, 2)

Protected Member Functions
bool	IsRelevantRecObject (const AnaEventC &event, const AnaRecObjectC &track) const
	Is this track relevant for this systematic ?
Int_t	GetRelevantRecObjectGroups (const SelectionBase &sel, Int_t *IDs) const
	Get the TrackGroup IDs array for this systematic.
Protected Member Functions inherited from EventVariationBase
void	FillSystBox (const AnaEventC &event, const SelectionBase &sel, SystBoxB &box)
	Fills the SystBox.

Protected Attributes
Int_t	_offset
bool	_full_correlations
	value of psycheSystematics.Tracker.FullCorrelations parameter
Protected Attributes inherited from TPCPIDVariation
BinnedParams *	_mean [kNPULLS]
BinnedParams *	_sigma [kNPULLS]
Protected Attributes inherited from SystematicBase
std::string	_name
	The name of this systematic.
Int_t	_index
	The index of this systematic (needed by SystematicsManager);.
TypeEnum	_type
	The type of this systematic (variation, weight or flux)
bool	_enabled
	Is this systematic enabled ?
PDFEnum	_PDF
	The PDF use for the systematic parameter scan.
UInt_t	_nParameters
	the number of systematic parameters
SystBoxB ****	_systBoxes
	----—— Relevant objects for this systematic ------------—— More...
Int_t	_systBoxesNSel
Int_t	_systBoxesNBranches [NMAXSELECTIONS]
Int_t	_systBoxesNEvents [NMAXSELECTIONS][NMAXBRANCHES]

Additional Inherited Members
Public Types inherited from TPCPIDVariation
enum	HypEnum {   kMuon = 0, kElectron, kProton, kPion,   kKaon, kNPULLS }
	Enum for particle hypothesis.
Public Types inherited from SystematicBase
enum	TypeEnum { kVariation = 0, kWeight, kFlux, kUnknown }
	Enumerator describing the values that _type member can take.
enum	PDFEnum {   kGaussian = 0, kUniform, kBinomial, kMultinomial,   kUnknownPDF }
	Enumerator describing the values that _PDF member can take.

Detailed Description

This systematic smears the CT of each TPC track segment.

Definition at line 8 of file TPCPIDSystematics.hxx.

Constructor & Destructor Documentation

TPCPIDSystematics()

TPCPIDSystematics::TPCPIDSystematics

(

)

Instantiate the PID systematic. nbins is the number of bins in the PDF

Definition at line 10 of file TPCPIDSystematics.cxx.

                                    : TPCPIDVariation(), EventVariationBase(6){
  //********************************************************************

  // Read the systematic source parameters from the data files
  _sigma[TPCPIDVariation::kMuon]     = new BinnedParams("TPCPIDMuonSigRatio",   BinnedParams::k2D_SYMMETRIC, versionUtils::Extension());
  _sigma[TPCPIDVariation::kElectron] = new BinnedParams("TPCPIDEleSigRatio",    BinnedParams::k2D_SYMMETRIC, versionUtils::Extension());
  _sigma[TPCPIDVariation::kProton]   = new BinnedParams("TPCPIDProtonSigRatio", BinnedParams::k2D_SYMMETRIC, versionUtils::Extension());

  _mean[TPCPIDVariation::kMuon]      = new BinnedParams("TPCPIDMuonMeanDiff",   BinnedParams::k2D_SYMMETRIC, versionUtils::Extension());
  _mean[TPCPIDVariation::kElectron]  = new BinnedParams("TPCPIDEleMeanDiff",    BinnedParams::k2D_SYMMETRIC, versionUtils::Extension());
  _mean[TPCPIDVariation::kProton]    = new BinnedParams("TPCPIDProtonMeanDiff", BinnedParams::k2D_SYMMETRIC, versionUtils::Extension());

  // Offset for mean_err vars
  _offset = 0;

  UInt_t nbins = 0;

  for (UInt_t i = 0; i < TPCPIDVariation::kNPULLS; i++){
    if (!_mean[i] && !_sigma[i]) continue;

    // For the moment want both to exist
    assert(_mean[i]);
    assert(_sigma[i]);

    nbins += _mean[i]->GetNBins();

    _offset += _sigma[i]->GetNBins();
    nbins   += _sigma[i]->GetNBins();
  }

  SetNParameters(nbins);

  _full_correlations = ND::params().GetParameterI("psycheSystematics.Tracker.FullCorrelations");
}

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The documentation for this class was generated from the following files:

• /hep/T2K/nd280rep/ANALYSIS/HIGHLAND2/ANAPARTICLE/psyche/psycheSystematics/v3r12/src/TPCPIDSystematics.hxx
• /hep/T2K/nd280rep/ANALYSIS/HIGHLAND2/ANAPARTICLE/psyche/psycheSystematics/v3r12/src/TPCPIDSystematics.cxx