ana::UnfoldIterative Class Reference

#include "/cvmfs/nova-development.opensciencegrid.org/novasoft/releases/N21-02-25/CAFAna/Unfold/UnfoldIterative.h"

Inheritance diagram for ana::UnfoldIterative:

Public Member Functions
	UnfoldIterative (const ReweightableSpectrum &rt, int nIterations)
virtual	~UnfoldIterative ()
virtual Spectrum	Truth (const Spectrum &reco) override

Protected Attributes
const ReweightableSpectrum &	fRT
int	fNIterations

Detailed Description

Definition at line 9 of file UnfoldIterative.h.

Constructor & Destructor Documentation

ana::UnfoldIterative::UnfoldIterative	(	const ReweightableSpectrum &	rt,
		int	nIterations
	)

Parameters

rt	Reco-vs-True matrix

Definition at line 8 of file UnfoldIterative.cxx.

References ana::assert().

    : fRT(rt), fNIterations(nIterations)
  {
    assert(nIterations > 0);
  }

ana::UnfoldIterative::~UnfoldIterative ( )

virtual

Definition at line 16 of file UnfoldIterative.cxx.

  {
  }

Member Function Documentation

Spectrum ana::UnfoldIterative::Truth ( const Spectrum &  reco )

overridevirtual

Implements ana::IUnfold.

Definition at line 21 of file UnfoldIterative.cxx.

References ana::Spectrum::FakeData(), fNIterations, fRT, MECModelEnuComparisons::i, ana::Spectrum::POT(), ana::ReweightableSpectrum::ReweightToRecoSpectrum(), ana::ReweightableSpectrum::ReweightToTrueSpectrum(), and ana::ReweightableSpectrum::WeightingVariable().

Referenced by make_nominal_xs(), make_xs(), make_xs_1D(), ana::ICrossSectionAnalysis::UnfoldedSignal(), ana::CrossSectionAnalysis::UnfoldedSignal(), and UnfoldInOut().

  {
    // Leave the member variable as a record of how the matrix started and work
    // with this copy.
    ReweightableSpectrum rt = fRT;

    rt.ReweightToRecoSpectrum(reco);

    Spectrum truth = rt.WeightingVariable();

    for(int i = 2; i <= fNIterations; ++i){
      rt = fRT; // put it back how it started
      rt.ReweightToTrueSpectrum(truth); // project back the other way
      rt.ReweightToRecoSpectrum(reco); // and then forward again
      truth = rt.WeightingVariable();
    }

    return truth.FakeData(reco.POT());
  }

Member Data Documentation

int ana::UnfoldIterative::fNIterations

protected

Definition at line 23 of file UnfoldIterative.h.

Referenced by Truth().

const ReweightableSpectrum& ana::UnfoldIterative::fRT

protected

Definition at line 21 of file UnfoldIterative.h.

Referenced by Truth().

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

• /cvmfs/nova-development.opensciencegrid.org/novasoft/releases/N21-02-25/CAFAna/Unfold/UnfoldIterative.h
• /cvmfs/nova-development.opensciencegrid.org/novasoft/releases/N21-02-25/CAFAna/Unfold/UnfoldIterative.cxx