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PWGLF/NuSpEx: Add hLnnCandLoss and h3HLoss plots #8215

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PWGLF/NuSpEx: Add hLnnCandLoss and h3HLoss plots #8215

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PWGLF/NuSpEx: Add hLnnCandLoss and h3HLoss plots
mapalhares Oct 29, 2024
b7fe147
fix formatting
mapalhares Oct 29, 2024
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46 changes: 44 additions & 2 deletions PWGLF/TableProducer/Nuspex/lnnRecoTask.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -75,6 +75,8 @@ std::shared_ptr<TH1> hDecayChannel;
std::shared_ptr<TH1> hIsMatterGen;
std::shared_ptr<TH1> hIsMatterGenTwoBody;
std::shared_ptr<TH2> hDCAxy3H;
std::shared_ptr<TH1> hLnnCandLoss;
std::shared_ptr<TH1> h3HLoss;

float alphaAP(std::array<float, 3> const& momB, std::array<float, 3> const& momC)
{
Expand Down Expand Up @@ -251,9 +253,30 @@ struct lnnRecoTask {
h3HSignalPtTOF = qaRegistry.add<TH2>("h3HSignalPtTOF", "; #it{p}_{T}({}^{3}H) (GeV/#it{c}); #beta (TOF)", HistType::kTH2F, {PtTrAxis, BetaAxis});
hDCAxy3H = qaRegistry.add<TH2>("hDCAxy3H", "; #it{p}_{T}({}^{3}H) (GeV/#it{c}); #it{DCA}_{xy} 3H", HistType::kTH2F, {PtPosTrAxis, DCAxyAxis});
hEvents = qaRegistry.add<TH1>("hEvents", ";Events; ", HistType::kTH1D, {{2, -0.5, 1.5}});
hLnnCandLoss = qaRegistry.add<TH1>("hLnnCandLoss", ";CandLoss; ", HistType::kTH1D, {{7, -0.5, 6.5}});
h3HLoss = qaRegistry.add<TH1>("h3HLoss", ";3HLoss; ", HistType::kTH1D, {{5, -0.5, 4.5}});

hEvents->GetXaxis()->SetBinLabel(1, "All");
hEvents->GetXaxis()->SetBinLabel(2, "sel8");

hLnnCandLoss->GetYaxis()->SetTitle("#it{N}_{candidates}");
hLnnCandLoss->GetXaxis()->SetTitle("Cuts");
hLnnCandLoss->GetXaxis()->SetBinLabel(1, "Initial LnnCandidates");
hLnnCandLoss->GetXaxis()->SetBinLabel(2, "not 3H");
hLnnCandLoss->GetXaxis()->SetBinLabel(3, "not anti3H");
hLnnCandLoss->GetXaxis()->SetBinLabel(4, "#it{p}_{Tmin}");
hLnnCandLoss->GetXaxis()->SetBinLabel(5, "!isLnnMass");
hLnnCandLoss->GetXaxis()->SetBinLabel(6, "DCA #it{V}_{0} daughter");
hLnnCandLoss->GetXaxis()->SetBinLabel(7, "cosPA");

h3HLoss->GetYaxis()->SetTitle("Counts");
h3HLoss->GetXaxis()->SetTitle("Cuts");
h3HLoss->GetXaxis()->SetBinLabel(1, "Initial 3HTracks");
h3HLoss->GetXaxis()->SetBinLabel(2, "Track selection");
h3HLoss->GetXaxis()->SetBinLabel(3, "#it{p}_{T} Min TOF");
h3HLoss->GetXaxis()->SetBinLabel(4, "!hasTOF");
h3HLoss->GetXaxis()->SetBinLabel(5, "Mass2 Triton");

if (doprocessMC) {
hDecayChannel = qaRegistry.add<TH1>("hDecayChannel", ";Decay channel; ", HistType::kTH1D, {{2, -0.5, 1.5}});
hDecayChannel->GetXaxis()->SetBinLabel(1, "2-body");
Expand Down Expand Up @@ -361,14 +384,27 @@ struct lnnRecoTask {
float alpha = alphaAP(momPos, momNeg);
lnnCandidate lnnCand;
lnnCand.isMatter = alpha > 0;
hLnnCandLoss->Fill(0.);
if ((lnnCand.isMatter && !is3H) || (!lnnCand.isMatter && !isAnti3H)) {
if (lnnCand.isMatter && !is3H) {
hLnnCandLoss->Fill(1.);
}
if (!lnnCand.isMatter && !isAnti3H) {
hLnnCandLoss->Fill(2.);
}
continue;
}

auto& h3track = lnnCand.isMatter ? posTrack : negTrack;
auto& h3Rigidity = lnnCand.isMatter ? posRigidity : negRigidity;
h3HLoss->Fill(0.);

if (h3Rigidity < TPCRigidityMin3H ||
h3track.tpcNClsFound() < nTPCClusMin3H ||
h3track.tpcChi2NCl() < Chi2nClusTPCMin ||
h3track.tpcChi2NCl() > Chi2nClusTPCMax ||
h3track.itsChi2NCl() > Chi2nClusITS) {
h3HLoss->Fill(1.);
continue;
}

Expand All @@ -392,12 +428,15 @@ struct lnnRecoTask {

float beta = -1.f;
if (h3track.pt() >= ptMinTOF) {
h3HLoss->Fill(2.);
if (!h3track.hasTOF()) {
h3HLoss->Fill(3.);
continue;
}
beta = h3track.beta();
lnnCand.mass2TrTOF = h3track.mass() * h3track.mass();
if (lnnCand.mass2TrTOF < TrTOFMass2Cut) {
h3HLoss->Fill(4.);
continue;
}
}
Expand Down Expand Up @@ -436,6 +475,7 @@ struct lnnRecoTask {

float lnnPt = std::hypot(lnnMom[0], lnnMom[1]);
if (lnnPt < ptMin) {
hLnnCandLoss->Fill(4.);
continue;
}

Expand All @@ -447,19 +487,22 @@ struct lnnRecoTask {
isLNNMass = true;
}
if (!isLNNMass) {
hLnnCandLoss->Fill(5.);
continue;
}

// V0, primary vertex and poiting angle
lnnCand.dcaV0dau = std::sqrt(fitter.getChi2AtPCACandidate());
if (lnnCand.dcaV0dau > dcav0dau) {
hLnnCandLoss->Fill(6.);
continue;
}

std::array<float, 3> primVtx = {collision.posX(), collision.posY(), collision.posZ()};

double cosPA = RecoDecay::cpa(primVtx, lnnCand.decVtx, lnnMom);
if (cosPA < v0cospa) {
hLnnCandLoss->Fill(7.);
continue;
}

Expand Down Expand Up @@ -505,7 +548,6 @@ struct lnnRecoTask {
if (mcLabPos.has_mcParticle() && mcLabNeg.has_mcParticle()) {
auto mcTrackPos = mcLabPos.mcParticle_as<aod::McParticles>();
auto mcTrackNeg = mcLabNeg.mcParticle_as<aod::McParticles>();

if (mcTrackPos.has_mothers() && mcTrackNeg.has_mothers()) {
for (auto& negMother : mcTrackNeg.mothers_as<aod::McParticles>()) {
for (auto& posMother : mcTrackPos.mothers_as<aod::McParticles>()) {
Expand Down Expand Up @@ -715,4 +757,4 @@ WorkflowSpec
{
return WorkflowSpec{
adaptAnalysisTask<lnnRecoTask>(cfgc)};
}
}
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