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‎PWGLF/Tasks/Nuspex/antinucleiInJets.cxx

+109-110
Original file line numberDiff line numberDiff line change
@@ -197,7 +197,7 @@ struct AntinucleiInJets {
197197
registryData.add("helium3_jet_tpc", "helium3_jet_tpc", HistType::kTH2F, {{nbins, min * 3, max * 3, "#it{p}_{T} (GeV/#it{c})"}, {400, -20.0, 20.0, "n#sigma_{TPC}"}});
198198
registryData.add("helium3_ue_tpc", "helium3_ue_tpc", HistType::kTH2F, {{nbins, min * 3, max * 3, "#it{p}_{T} (GeV/#it{c})"}, {400, -20.0, 20.0, "n#sigma_{TPC}"}});
199199

200-
//systematic variations
200+
// systematic variations
201201
registryData.add("antiproton_tpc_syst", "antiproton_tpc_syst", HistType::kTHnSparseF, {{nbins, min, max, "#it{p}_{T} (GeV/#it{c})"}, {400, -20.0, 20.0, "n#sigma_{TPC}"}, {10, 0, 10, "systematic uncertainty"}});
202202
registryData.add("antiproton_tof_syst", "antiproton_tof_syst", HistType::kTHnSparseF, {{nbins, min, max, "#it{p}_{T} (GeV/#it{c})"}, {400, -20.0, 20.0, "n#sigma_{TOF}"}, {10, 0, 10, "systematic uncertainty"}});
203203
registryData.add("antideuteron_tpc_syst", "antideuteron_tpc_syst", HistType::kTHnSparseF, {{nbins, min * 2, max * 2, "#it{p}_{T} (GeV/#it{c})"}, {400, -20.0, 20.0, "n#sigma_{TPC}"}, {10, 0, 10, "systematic uncertainty"}});
@@ -1179,134 +1179,133 @@ struct AntinucleiInJets {
11791179
}
11801180
PROCESS_SWITCH(AntinucleiInJets, processJetsMCrec, "process jets MC rec", false);
11811181

1182+
// Process Systematics
1183+
void processSystematicsData(SelectedCollisions::iterator const& collision, FullNucleiTracks const& tracks)
1184+
{
1185+
const int nSystematics = 10;
1186+
int itsNclustersSyst[nSystematics] = {5, 6, 5, 4, 5, 3, 5, 6, 3, 4};
1187+
float tpcNcrossedRowsSyst[nSystematics] = {100, 85, 80, 110, 95, 90, 105, 95, 100, 105};
1188+
float dcaxySyst[nSystematics] = {0.05, 0.07, 0.10, 0.03, 0.06, 0.15, 0.08, 0.04, 0.09, 0.10};
1189+
float dcazSyst[nSystematics] = {0.1, 0.15, 0.3, 0.075, 0.12, 0.18, 0.2, 0.1, 0.15, 0.2};
11821190

1183-
// Process Systematics
1184-
void processSystematicsData(SelectedCollisions::iterator const& collision, FullNucleiTracks const& tracks)
1185-
{
1186-
const int nSystematics = 10;
1187-
int itsNclustersSyst[nSystematics] = {5, 6, 5, 4, 5, 3, 5, 6, 3, 4};
1188-
float tpcNcrossedRowsSyst[nSystematics] = {100, 85, 80, 110, 95, 90, 105, 95, 100, 105};
1189-
float dcaxySyst[nSystematics] = {0.05, 0.07, 0.10, 0.03, 0.06, 0.15, 0.08, 0.04, 0.09, 0.10};
1190-
float dcazSyst[nSystematics] = {0.1, 0.15, 0.3, 0.075, 0.12, 0.18, 0.2, 0.1, 0.15, 0.2};
1191-
1192-
// event selection
1193-
if (!collision.sel8() || std::fabs(collision.posZ()) > zVtx)
1194-
return;
1191+
// event selection
1192+
if (!collision.sel8() || std::fabs(collision.posZ()) > zVtx)
1193+
return;
11951194

1196-
// loop over reconstructed tracks
1197-
int id(-1);
1198-
std::vector<fastjet::PseudoJet> fjParticles;
1199-
for (auto const& track : tracks) {
1200-
id++;
1201-
if (!passedTrackSelectionForJetReconstruction(track))
1202-
continue;
1203-
1204-
// 4-momentum representation of a particle
1205-
fastjet::PseudoJet fourMomentum(track.px(), track.py(), track.pz(), track.energy(MassPionCharged));
1206-
fourMomentum.set_user_index(id);
1207-
fjParticles.emplace_back(fourMomentum);
1208-
}
1195+
// loop over reconstructed tracks
1196+
int id(-1);
1197+
std::vector<fastjet::PseudoJet> fjParticles;
1198+
for (auto const& track : tracks) {
1199+
id++;
1200+
if (!passedTrackSelectionForJetReconstruction(track))
1201+
continue;
12091202

1210-
// reject empty events
1211-
if (fjParticles.size() < 1)
1212-
return;
1203+
// 4-momentum representation of a particle
1204+
fastjet::PseudoJet fourMomentum(track.px(), track.py(), track.pz(), track.energy(MassPionCharged));
1205+
fourMomentum.set_user_index(id);
1206+
fjParticles.emplace_back(fourMomentum);
1207+
}
12131208

1214-
// cluster particles using the anti-kt algorithm
1215-
fastjet::JetDefinition jetDef(fastjet::antikt_algorithm, rJet);
1216-
fastjet::AreaDefinition areaDef(fastjet::active_area, fastjet::GhostedAreaSpec(1.0)); // active_area_explicit_ghosts
1217-
fastjet::ClusterSequenceArea cs(fjParticles, jetDef, areaDef);
1218-
std::vector<fastjet::PseudoJet> jets = fastjet::sorted_by_pt(cs.inclusive_jets());
1219-
auto [rhoPerp, rhoMPerp] = backgroundSub.estimateRhoPerpCone(fjParticles, jets);
1209+
// reject empty events
1210+
if (fjParticles.size() < 1)
1211+
return;
12201212

1221-
// loop over reconstructed jets
1222-
for (auto& jet : jets) {
1213+
// cluster particles using the anti-kt algorithm
1214+
fastjet::JetDefinition jetDef(fastjet::antikt_algorithm, rJet);
1215+
fastjet::AreaDefinition areaDef(fastjet::active_area, fastjet::GhostedAreaSpec(1.0)); // active_area_explicit_ghosts
1216+
fastjet::ClusterSequenceArea cs(fjParticles, jetDef, areaDef);
1217+
std::vector<fastjet::PseudoJet> jets = fastjet::sorted_by_pt(cs.inclusive_jets());
1218+
auto [rhoPerp, rhoMPerp] = backgroundSub.estimateRhoPerpCone(fjParticles, jets);
12231219

1224-
// jet must be fully contained in the acceptance
1225-
if ((std::fabs(jet.eta()) + rJet) > (maxEta - deltaEtaEdge))
1226-
continue;
1220+
// loop over reconstructed jets
1221+
for (auto& jet : jets) {
12271222

1228-
// jet pt must be larger than threshold
1229-
fastjet::PseudoJet jetMinusBkg = backgroundSub.doRhoAreaSub(jet, rhoPerp, rhoMPerp);
1230-
if (getCorrectedPt(jetMinusBkg.pt()) < minJetPt)
1231-
continue;
1223+
// jet must be fully contained in the acceptance
1224+
if ((std::fabs(jet.eta()) + rJet) > (maxEta - deltaEtaEdge))
1225+
continue;
12321226

1233-
// get jet constituents
1234-
std::vector<fastjet::PseudoJet> jetConstituents = jet.constituents();
1235-
o2::aod::ITSResponse itsResponse;
1227+
// jet pt must be larger than threshold
1228+
fastjet::PseudoJet jetMinusBkg = backgroundSub.doRhoAreaSub(jet, rhoPerp, rhoMPerp);
1229+
if (getCorrectedPt(jetMinusBkg.pt()) < minJetPt)
1230+
continue;
12361231

1237-
// loop over jet constituents
1238-
for (const auto& particle : jetConstituents) {
1239-
for(int i = 0; i < nSystematics; i++) {
1240-
// get corresponding track and apply track selection criteria
1241-
auto const& track = tracks.iteratorAt(particle.user_index());
1232+
// get jet constituents
1233+
std::vector<fastjet::PseudoJet> jetConstituents = jet.constituents();
1234+
o2::aod::ITSResponse itsResponse;
12421235

1243-
// variables
1244-
double nsigmaTPCPr = track.tpcNSigmaPr();
1245-
double nsigmaTOFPr = track.tofNSigmaPr();
1246-
double nsigmaTPCDe = track.tpcNSigmaDe();
1247-
double nsigmaTOFDe = track.tofNSigmaDe();
1248-
double pt = track.pt();
1249-
double dcaxy = track.dcaXY();
1250-
double dcaz = track.dcaZ();
1236+
// loop over jet constituents
1237+
for (const auto& particle : jetConstituents) {
1238+
for (int i = 0; i < nSystematics; i++) {
1239+
// get corresponding track and apply track selection criteria
1240+
auto const& track = tracks.iteratorAt(particle.user_index());
12511241

1252-
if (requirePvContributor && !(track.isPVContributor()))
1253-
continue;
1254-
if (!track.hasITS())
1255-
continue;
1256-
if (track.itsNCls() < itsNclustersSyst[i])
1257-
continue;
1258-
if (!track.hasTPC())
1259-
continue;
1260-
if (track.tpcNClsCrossedRows() < tpcNcrossedRowsSyst[i])
1261-
continue;
1262-
if ((static_cast<double>(track.tpcNClsCrossedRows()) / static_cast<double>(track.tpcNClsFindable())) < minTpcNcrossedRowsOverFindable)
1263-
continue;
1264-
if (track.tpcChi2NCl() > maxChiSquareTpc)
1265-
continue;
1266-
if (track.itsChi2NCl() > maxChiSquareIts)
1267-
continue;
1268-
if (track.eta() < minEta || track.eta() > maxEta)
1269-
continue;
1270-
if (track.pt() < minPt)
1271-
continue;
1272-
if (std::fabs(dcaxy) > dcaxySyst[i])
1273-
continue;
1274-
if (std::fabs(dcaz) > dcazSyst[i])
1275-
continue;
1242+
// variables
1243+
double nsigmaTPCPr = track.tpcNSigmaPr();
1244+
double nsigmaTOFPr = track.tofNSigmaPr();
1245+
double nsigmaTPCDe = track.tpcNSigmaDe();
1246+
double nsigmaTOFDe = track.tofNSigmaDe();
1247+
double pt = track.pt();
1248+
double dcaxy = track.dcaXY();
1249+
double dcaz = track.dcaZ();
12761250

1277-
bool passedItsPidProt(false), passedItsPidDeut(false);
1278-
if (itsResponse.nSigmaITS<o2::track::PID::Proton>(track) > nSigmaItsMin && itsResponse.nSigmaITS<o2::track::PID::Proton>(track) < nSigmaItsMax) {
1279-
passedItsPidProt = true;
1280-
}
1281-
if (itsResponse.nSigmaITS<o2::track::PID::Deuteron>(track) > nSigmaItsMin && itsResponse.nSigmaITS<o2::track::PID::Deuteron>(track) < nSigmaItsMax) {
1282-
passedItsPidDeut = true;
1283-
}
1284-
if (!applyItsPid) {
1285-
passedItsPidProt = true;
1286-
passedItsPidDeut = true;
1287-
}
1288-
if (pt > ptMaxItsPidProt)
1289-
passedItsPidProt = true;
1290-
if (pt > ptMaxItsPidDeut)
1291-
passedItsPidDeut = true;
1251+
if (requirePvContributor && !(track.isPVContributor()))
1252+
continue;
1253+
if (!track.hasITS())
1254+
continue;
1255+
if (track.itsNCls() < itsNclustersSyst[i])
1256+
continue;
1257+
if (!track.hasTPC())
1258+
continue;
1259+
if (track.tpcNClsCrossedRows() < tpcNcrossedRowsSyst[i])
1260+
continue;
1261+
if ((static_cast<double>(track.tpcNClsCrossedRows()) / static_cast<double>(track.tpcNClsFindable())) < minTpcNcrossedRowsOverFindable)
1262+
continue;
1263+
if (track.tpcChi2NCl() > maxChiSquareTpc)
1264+
continue;
1265+
if (track.itsChi2NCl() > maxChiSquareIts)
1266+
continue;
1267+
if (track.eta() < minEta || track.eta() > maxEta)
1268+
continue;
1269+
if (track.pt() < minPt)
1270+
continue;
1271+
if (std::fabs(dcaxy) > dcaxySyst[i])
1272+
continue;
1273+
if (std::fabs(dcaz) > dcazSyst[i])
1274+
continue;
12921275

1293-
// antimatter
1294-
if (track.sign() < 0) {
1295-
if (passedItsPidProt) {
1296-
registryData.fill(HIST("antiproton_tpc_syst"), pt, nsigmaTPCPr, i);
1297-
if (nsigmaTPCPr > minNsigmaTpc && nsigmaTPCPr < maxNsigmaTpc && track.hasTOF())
1298-
registryData.fill(HIST("antiproton_tof_syst"), pt, nsigmaTOFPr, i);
1276+
bool passedItsPidProt(false), passedItsPidDeut(false);
1277+
if (itsResponse.nSigmaITS<o2::track::PID::Proton>(track) > nSigmaItsMin && itsResponse.nSigmaITS<o2::track::PID::Proton>(track) < nSigmaItsMax) {
1278+
passedItsPidProt = true;
12991279
}
1300-
if (passedItsPidDeut) {
1301-
registryData.fill(HIST("antideuteron_tpc_syst"), pt, nsigmaTPCDe, i);
1302-
if (nsigmaTPCDe > minNsigmaTpc && nsigmaTPCDe < maxNsigmaTpc && track.hasTOF())
1303-
registryData.fill(HIST("antideuteron_tof_syst"), pt, nsigmaTOFDe, i);
1280+
if (itsResponse.nSigmaITS<o2::track::PID::Deuteron>(track) > nSigmaItsMin && itsResponse.nSigmaITS<o2::track::PID::Deuteron>(track) < nSigmaItsMax) {
1281+
passedItsPidDeut = true;
1282+
}
1283+
if (!applyItsPid) {
1284+
passedItsPidProt = true;
1285+
passedItsPidDeut = true;
1286+
}
1287+
if (pt > ptMaxItsPidProt)
1288+
passedItsPidProt = true;
1289+
if (pt > ptMaxItsPidDeut)
1290+
passedItsPidDeut = true;
1291+
1292+
// antimatter
1293+
if (track.sign() < 0) {
1294+
if (passedItsPidProt) {
1295+
registryData.fill(HIST("antiproton_tpc_syst"), pt, nsigmaTPCPr, i);
1296+
if (nsigmaTPCPr > minNsigmaTpc && nsigmaTPCPr < maxNsigmaTpc && track.hasTOF())
1297+
registryData.fill(HIST("antiproton_tof_syst"), pt, nsigmaTOFPr, i);
1298+
}
1299+
if (passedItsPidDeut) {
1300+
registryData.fill(HIST("antideuteron_tpc_syst"), pt, nsigmaTPCDe, i);
1301+
if (nsigmaTPCDe > minNsigmaTpc && nsigmaTPCDe < maxNsigmaTpc && track.hasTOF())
1302+
registryData.fill(HIST("antideuteron_tof_syst"), pt, nsigmaTOFDe, i);
1303+
}
13041304
}
13051305
}
13061306
}
13071307
}
13081308
}
1309-
}
13101309
PROCESS_SWITCH(AntinucleiInJets, processSystematicsData, "Process Systematics", false);
13111310
};
13121311

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