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[PWGLF] Added histograms to calculate jet reconstruction efficiency #12877

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Merged
maciacco merged 1 commit into from
Sep 5, 2025
Merged

[PWGLF] Added histograms to calculate jet reconstruction efficiency #12877

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8 changes: 8 additions & 0 deletions PWGLF/Tasks/Nuspex/antinucleiInJets.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -252,6 +252,7 @@ struct AntinucleiInJets {

// Event counter
registryMC.add("genEvents", "number of generated events in mc", HistType::kTH1F, {{10, 0, 10, "counter"}});
registryMC.add("genJets", "number of generated jets", HistType::kTH1F, {{10, 0, 10, "counter"}});

// Generated spectra of antiprotons
registryMC.add("antiproton_gen_jet", "antiproton_gen_jet", HistType::kTH1F, {{nbins, min, max, "#it{p}_{T} (GeV/#it{c})"}});
Expand All @@ -267,6 +268,7 @@ struct AntinucleiInJets {

// Event counter
registryMC.add("recEvents", "number of reconstructed events in mc", HistType::kTH1F, {{20, 0, 20, "counter"}});
registryMC.add("recJets", "number of reconstructed jets", HistType::kTH1F, {{10, 0, 10, "counter"}});

// Reconstructed spectra of antiprotons
registryMC.add("antiproton_rec_tpc_jet", "antiproton_rec_tpc_jet", HistType::kTH1F, {{nbins, min, max, "#it{p}_{T} (GeV/#it{c})"}});
Expand Down Expand Up @@ -1454,6 +1456,9 @@ struct AntinucleiInJets {
continue;
isAtLeastOneJetSelected = true;

// Generated jets
registryMC.fill(HIST("genJets"), 0.5);

// Analyze jet constituents
std::vector<fastjet::PseudoJet> jetConstituents = jet.constituents();
for (const auto& particle : jetConstituents) {
Expand Down Expand Up @@ -1622,6 +1627,9 @@ struct AntinucleiInJets {
continue;
isAtLeastOneJetSelected = true;

// Reconstructed jets
registryMC.fill(HIST("recJets"), 0.5);

// Set up two perpendicular cone axes for underlying event estimation
double coneRadius = std::sqrt(jet.area() / PI);
TVector3 jetAxis(jet.px(), jet.py(), jet.pz());
Expand Down
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