trkf::TrajectoryMCSFitter::Config Struct Reference

#include <TrajectoryMCSFitter.h>

Public Types
using	Name = fhicl::Name
using	Comment = fhicl::Comment

Public Attributes
fhicl::Atom< int >	pIdHypothesis
fhicl::Atom< int >	minNumSegments
fhicl::Atom< double >	segmentLength
fhicl::Atom< int >	minHitsPerSegment
fhicl::Atom< int >	nElossSteps
fhicl::Atom< int >	eLossMode
fhicl::Atom< double >	pMin
fhicl::Atom< double >	pMax
fhicl::Atom< double >	pStepCoarse
fhicl::Atom< double >	pStep
fhicl::Atom< double >	fineScanWindow
fhicl::Sequence< double, 5 >	angResol
fhicl::Sequence< double, 5 >	hlParams
fhicl::Atom< double >	segLenTolerance
fhicl::Atom< bool >	applySCEcorr

Detailed Description

Definition at line 40 of file TrajectoryMCSFitter.h.

Member Typedef Documentation

using trkf::TrajectoryMCSFitter::Config::Comment = fhicl::Comment

Definition at line 42 of file TrajectoryMCSFitter.h.

using trkf::TrajectoryMCSFitter::Config::Name = fhicl::Name

Definition at line 41 of file TrajectoryMCSFitter.h.

Member Data Documentation

fhicl::Sequence<double, 5> trkf::TrajectoryMCSFitter::Config::angResol

Initial value:

{
        Name("angResol"),
        Comment("Angular resolution parameters used in Highland formula. Formula is angResol[0]/(p*p) + angResol[1]/p + angResol[2] + angResol[3]*p + angResol[4]*p*p. Unit is mrad."),
        {0.,0.,3.0,0,0}
      }

Definition at line 98 of file TrajectoryMCSFitter.h.

fhicl::Atom<bool> trkf::TrajectoryMCSFitter::Config::applySCEcorr

Initial value:

{
        Name("applySCEcorr"),
        Comment("Flag to turn the Space Charge Effect correction on/off."),
        false
      }

Definition at line 113 of file TrajectoryMCSFitter.h.

fhicl::Atom<int> trkf::TrajectoryMCSFitter::Config::eLossMode

Initial value:

{
        Name("eLossMode"),
        Comment("Default is MPV Landau. Choose 1 for MIP (constant); 2 for Bethe-Bloch."),
        0
      }

Definition at line 68 of file TrajectoryMCSFitter.h.

fhicl::Atom<double> trkf::TrajectoryMCSFitter::Config::fineScanWindow

Initial value:

{
        Name("fineScanWindow"),
        Comment("Window size for fine grained likelihood scan around result of coarse scan."),
        0.01
      }

Definition at line 93 of file TrajectoryMCSFitter.h.

fhicl::Sequence<double, 5> trkf::TrajectoryMCSFitter::Config::hlParams

Initial value:

{
        Name("hlParams"),
        Comment("Parameters for tuning of Highland formula. Default is pdg value of 13.6. For values as in https://arxiv.org/abs/1703.0618 set to [0.1049,0.,11.0038,0,0]. Formula is hlParams[0]/(p*p) + hlParams[1]/p + hlParams[2] + hlParams[3]*p + hlParams[4]*p*p."),
          {0.,0.,13.6,0,0}
      }

Definition at line 103 of file TrajectoryMCSFitter.h.

fhicl::Atom<int> trkf::TrajectoryMCSFitter::Config::minHitsPerSegment

Initial value:

{
        Name("minHitsPerSegment"),
        Comment("Exclude segments with less hits than this value."),
        2
      }

Definition at line 58 of file TrajectoryMCSFitter.h.

fhicl::Atom<int> trkf::TrajectoryMCSFitter::Config::minNumSegments

Initial value:

{
        Name("minNumSegments"),
        Comment("Minimum number of segments the track is split into."),
        3
      }

Definition at line 48 of file TrajectoryMCSFitter.h.

fhicl::Atom<int> trkf::TrajectoryMCSFitter::Config::nElossSteps

Initial value:

{
        Name("nElossSteps"),
        Comment("Number of steps for computing energy loss uptream to current segment."),
        10
      }

Definition at line 63 of file TrajectoryMCSFitter.h.

fhicl::Atom<int> trkf::TrajectoryMCSFitter::Config::pIdHypothesis

Initial value:

{
        Name("pIdHypothesis"),
        Comment("Default particle Id Hypothesis to be used in the fit when not specified."),
        13
      }

Definition at line 43 of file TrajectoryMCSFitter.h.

fhicl::Atom<double> trkf::TrajectoryMCSFitter::Config::pMax

Initial value:

{
        Name("pMax"),
        Comment("Maximum momentum value in likelihood scan."),
        7.50
      }

Definition at line 78 of file TrajectoryMCSFitter.h.

fhicl::Atom<double> trkf::TrajectoryMCSFitter::Config::pMin

Initial value:

{
        Name("pMin"),
        Comment("Minimum momentum value in likelihood scan."),
        0.01
      }

Definition at line 73 of file TrajectoryMCSFitter.h.

fhicl::Atom<double> trkf::TrajectoryMCSFitter::Config::pStep

Initial value:

{
        Name("pStep"),
        Comment("Step in momentum value in fine grained likelihood scan."),
        0.01
      }

Definition at line 88 of file TrajectoryMCSFitter.h.

fhicl::Atom<double> trkf::TrajectoryMCSFitter::Config::pStepCoarse

Initial value:

{
        Name("pStepCoarse"),
        Comment("Step in momentum value in initial coase likelihood scan."),
        0.01
      }

Definition at line 83 of file TrajectoryMCSFitter.h.

fhicl::Atom<double> trkf::TrajectoryMCSFitter::Config::segLenTolerance

Initial value:

{
        Name("segLenTolerance"),
        Comment("Tolerance in actual segment length (lower bound)."),
        1.0
      }

Definition at line 108 of file TrajectoryMCSFitter.h.

fhicl::Atom<double> trkf::TrajectoryMCSFitter::Config::segmentLength

Initial value:

{
        Name("segmentLength"),
        Comment("Nominal length of track segments used in the fit."),
        14.
      }

Definition at line 53 of file TrajectoryMCSFitter.h.

---

The documentation for this struct was generated from the following file:

• larreco/larreco/RecoAlg/TrajectoryMCSFitter.h