Nus18SystsCalibRelLoad.C
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1 /////////////////////////////////////////////////////////////////////
2 // Relative Calibration systematics for Nus18
3 //
4 // Author: Sijith Edayath
5 // Modified by Mike Wallbank (wallbank@fnal.gov)
6 /////////////////////////////////////////////////////////////////////
7 
10 #include "CAFAna/Core/SystShifts.h"
11 #include "CAFAna/Core/Utilities.h"
12 #include "CAFAna/Cuts/Cuts.h"
13 #include "NuXAna/Cuts/NusCuts18.h"
15 #include "CAFAna/Cuts/SpillCuts.h"
18 #include "CAFAna/Extrap/ExtrapSterile.h"
19 #include "CAFAna/Extrap/FDExtrap.h"
20 #include "CAFAna/Extrap/NDExtrap.h"
25 #include "CAFAna/Systs/Systs.h"
27 #include "NuXAna/Vars/HistAxes.h"
29 
32 
33 using namespace ana;
34 
35 void Nus18SystsCalibRelLoad(TString opt) {
36 
37  TH1::AddDirectory(0);
38  const Var kReweight = kXSecCVWgt2018*kPPFXFluxCVWgt;
39 
40  // Get options
41  ECAFType cafType;
42  Loaders::FluxType fluxType;
43  bool extrap = false;
44  if (opt.Contains("caf", TString::kIgnoreCase))
45  cafType = ECAFType::kFullCAF;
46  else if (opt.Contains("concat", TString::kIgnoreCase))
47  cafType = ECAFType::kNusConcat;
48  else {
49  std::cout << "ECAFType required: caf or concat" << std::endl;
50  abort();
51  }
52  if (opt.Contains("fhc", TString::kIgnoreCase))
53  fluxType = Loaders::FluxType::kFHC;
54  else if (opt.Contains("rhc", TString::kIgnoreCase))
55  fluxType = Loaders::FluxType::kRHC;
56  else {
57  std::cout << "FluxType required: fhc or rhc" << std::endl;
58  abort();
59  }
60  if (opt.Contains("extrap", TString::kIgnoreCase))
61  extrap = true;
62 
63  // Set up the loaders
64  Loaders* loaders_nom = new Prod4NomLoaders(cafType, fluxType);
65  Loaders* loaders_up = new Prod4AbsCalibLoaders(cafType, fluxType, +1);
66  Loaders* loaders_down = new Prod4AbsCalibLoaders(cafType, fluxType, -1);
67  loaders_nom ->SetSpillCut(kStandardSpillCuts);
68  loaders_up ->SetSpillCut(kStandardSpillCuts);
69  loaders_down ->SetSpillCut(kStandardSpillCuts);
70 
71  // Get all Relative Calibration systematics
72  std::map<std::string, std::pair<Loaders*, Loaders*> > systematics;
73  systematics["CalFlatDownND"] = std::make_pair(loaders_down, loaders_nom);
74  systematics["CalFlatUpND"] = std::make_pair(loaders_up, loaders_nom);
75  systematics["CalFlatDownFD"] = std::make_pair(loaders_nom, loaders_down);
76  systematics["CalFlatUpFD"] = std::make_pair(loaders_nom, loaders_up);
77 
78  // Define a map of samples and cuts/axes to set them up
79  // Each sample, essentially, is a way to set up the analysis
80  HistAxis AxisRecoE = kNus18AxisE;
81  std::map<std::string, std::pair<HistAxis*, std::pair<Cut*, Cut*> > > cut_samples;
82  cut_samples["Nus18"] = std::make_pair(&AxisRecoE, std::make_pair(new Cut(kNus18ND), new Cut(kNus18FD)));
83 
84  // Set up maps to the decompositions/predictions (each flavor component)
85  // Nominal maps are indexed purely by sample label
86  // Shifted maps are indexed by sample label, systematic label, then sigma of the shift
87  std::map<std::string, NDPredictionSterile*> predsND_nominal;
88  std::map<std::string, FDPredictionSterile*> predsFD_nominal;
89  std::map<std::string, PredictionSterile*> predsExtrap_nominal;
90  std::map<std::string, std::map<std::string, std::map<int, NDPredictionSterile*> > > predsND_shifted;
91  std::map<std::string, std::map<std::string, std::map<int, FDPredictionSterile*> > > predsFD_shifted;
92  std::map<std::string, std::map<std::string, std::map<int, PredictionSterile*> > > predsExtrap_shifted;
93 
94  // Set up the actual decompositions/predictions
95  // sample.first = the sample label
96  // shiftLabel.first = the systematic shift label
97  // sample.second.first = the sample HistAxis
98  // sample.second.second = the sample Cut
99  for(const auto& sample : cut_samples) {
100 
101  // Get prediction generators
102  const NDPredictionGenerator gennd(*sample.second.first, *sample.second.second.first, kNoShift, kReweight);
103  const FDPredictionGenerator genfd(*sample.second.first, *sample.second.second.second, kNoShift, kReweight);
104  SterileGenerator* genExtrap;
105  if (extrap)
106  genExtrap = new SterileGenerator(*sample.second.first, kNus18BinsNumuCCAxis,
107  *sample.second.second.second, *sample.second.second.first,
108  kNumuCutND2018, kNoShift, kReweight);
109 
110  // Set up the nominal decompositions
111  // Only one is needed per sample
112  predsND_nominal[sample.first] = (NDPredictionSterile*)gennd.Generate(*loaders_nom).release();
113  predsFD_nominal[sample.first] = (FDPredictionSterile*)genfd.Generate(*loaders_nom).release();
114  if (extrap)
115  predsExtrap_nominal[sample.first] = (PredictionSterile*)genExtrap->Generate(*loaders_nom).release();
116 
117  // Set up the shifted decompositions
118  // One is needed for every sample, systematic, and sigma level
119  for (const auto& syst : systematics) {
120  predsND_shifted[sample.first][syst.first][1]
121  = (NDPredictionSterile*)gennd.Generate(*syst.second.first).release();
122  predsFD_shifted[sample.first][syst.first][1]
123  = (FDPredictionSterile*)genfd.Generate(*syst.second.second).release();
124  if (extrap)
125  predsExtrap_shifted[sample.first][syst.first][1]
126  = (PredictionSterile*)genExtrap->Generate(*syst.second.second).release();
127  }
128 
129  if (extrap)
130  delete genExtrap;
131 
132  }
133 
134  loaders_nom ->Go();
135  loaders_up ->Go();
136  loaders_down->Go();
137 
138  std::string folder = "./";
139  std::string filenm = "SystsCalibRel18";
140 
141  std::string fullLocation = folder + filenm + ".root";
142  TFile* rootF = new TFile(fullLocation.c_str(), "RECREATE");
143  SaveMaps(rootF, predsND_nominal, predsND_shifted);
144  SaveMaps(rootF, predsFD_nominal, predsFD_shifted);
145  if (extrap)
146  SaveMaps(rootF, predsExtrap_nominal, predsExtrap_shifted);
147  rootF->Close();
148 
149  // delete loaders_nom;
150  // delete loaders_up;
151  // delete loaders_down;
152 
153  return;
154 
155 }
Cuts and Vars for the 2020 FD DiF Study.
Definition: vars.h:6
const Var kPPFXFluxCVWgt
Definition: PPFXWeights.h:16
std::unique_ptr< IPrediction > Generate(Loaders &loaders, const SystShifts &shiftMC=kNoShift) const override
std::unique_ptr< IPrediction > Generate(Loaders &loaders, const SystShifts &shiftMC=kNoShift) const override
const Cut kNumuCutND2018
Definition: NumuCuts2018.h:41
Collection of SpectrumLoaders for many configurations.
Definition: Loaders.h:23
void SaveMaps(TDirectory *out, std::map< std::string, IDecomp * > decomps_nominal, std::map< std::string, std::map< std::string, std::map< int, IDecomp * > > > decomps_shifted, std::map< std::string, PredictionNoExtrap * > predsNE_nominal, std::map< std::string, std::map< std::string, std::map< int, PredictionNoExtrap * > > > predsNE_shifted, std::map< std::string, PredictionSterile * > predsSt_nominal, std::map< std::string, std::map< std::string, std::map< int, PredictionSterile * > > > predsSt_shifted)
Save all of the objects in the input maps to the out directory/file.
Definition: PPFXHelper.h:1077
std::pair< Spectrum *, CheatDecomp * > make_pair(SpectrumLoaderBase &loader_data, SpectrumLoaderBase &loader_mc, HistAxis *axis, Cut *cut, const SystShifts &shift, const Var &wei)
Definition: DataMCLoad.C:336
Generates extrapolated NC predictions using ProportionalDecomp.
const Cut kNus18FD
Definition: NusCuts18.h:100
const HistAxis kNus18AxisE("Energy Deposited in Scintillator (GeV)", kNus18EnergyBinning, kNus18Energy)
Axes used in Nus18 analysis by nus group.
Definition: HistAxes.h:16
void Go()
Call Go() on all the loaders.
Definition: Loaders.cxx:162
Loaders for absolute calibration paths/definitions.
Definition: Prod4Loaders.h:119
void SetSpillCut(const SpillCut &cut)
Definition: Loaders.cxx:121
_Cut< caf::SRProxy > Cut
Representation of a cut (selection) to be applied to a caf::StandardRecord object.
Definition: Cut.h:96
const Cut kNus18ND
Full Nus18 ND analysis selection.
Definition: NusCuts18.h:137
Take the output of an extrapolation and oscillate it as required.
const SystShifts kNoShift
Definition: SystShifts.cxx:21
OStream cout
Definition: OStream.cxx:6
void Nus18SystsCalibRelLoad(TString opt)
const Var kXSecCVWgt2018
Definition: XsecTunes.h:49
bool systematics
Definition: fnexvscaf.C:31
A prediction object compatible with sterile oscillations.
const HistAxis kNus18BinsNumuCCAxis("Reconstructed Neutrino Energy (GeV)", kNus18EnergyBinning, kCCE)
Definition: HistAxes.h:17
std::unique_ptr< IPrediction > Generate(Loaders &loaders, const SystShifts &shiftMC=kNoShift) const override
Take the output of an extrapolation and oscillate it as required.
const SpillCut kStandardSpillCuts
Apply this unless you&#39;re doing something special.
Definition: SpillCuts.h:49
For nominal spectra and reweighting systs (xsec/flux)
Definition: Prod4Loaders.h:96
Generates Near Detector predictions.
ECAFType
Definition: Loaders.h:19
enum BeamMode string