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[PWGCF] Add additional cut on global vs V0A/T0A correlation #12291

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shouqiye merged 1 commit into from
Jul 28, 2025
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[PWGCF] Add additional cut on global vs V0A/T0A correlation #12291

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56 changes: 56 additions & 0 deletions PWGCF/GenericFramework/Tasks/flowGfwLightIons.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -79,6 +79,8 @@ GFWCorrConfigs configs;
std::vector<double> multGlobalCorrCutPars;
std::vector<double> multPVCorrCutPars;
std::vector<double> multGlobalPVCorrCutPars;
std::vector<double> multGlobalV0ACutPars;
std::vector<double> multGlobalT0ACutPars;
std::vector<int> firstRunsOfFill;
} // namespace o2::analysis::gfw

Expand Down Expand Up @@ -134,6 +136,15 @@ struct FlowGfwLightIons {
O2_DEFINE_CONFIGURABLE(cfgMultCorrHighCutFunction, std::string, "[0] + [1]*x + [2]*x*x + [3]*x*x*x + [4]*x*x*x*x + 3.*([5] + [6]*x + [7]*x*x + [8]*x*x*x + [9]*x*x*x*x)", "Functional for multiplicity correlation cut");
O2_DEFINE_CONFIGURABLE(cfgMultCorrLowCutFunction, std::string, "[0] + [1]*x + [2]*x*x + [3]*x*x*x + [4]*x*x*x*x - 3.*([5] + [6]*x + [7]*x*x + [8]*x*x*x + [9]*x*x*x*x)", "Functional for multiplicity correlation cut");
O2_DEFINE_CONFIGURABLE(cfgMultGlobalPVCorrCutFunction, std::string, "[0] + [1]*x + 3*([2] + [3]*x + [4]*x*x + [5]*x*x*x)", "Functional for global vs pv multiplicity correlation cut");
struct : ConfigurableGroup {
O2_DEFINE_CONFIGURABLE(cfgMultGlobalASideCorrCutFunction, std::string, "[0]+[1]*x+[2]*x*x+[3]*x*x*x+[4]*x*x*x*x + [10]*([5]+[6]*x+[7]*x*x+[8]*x*x*x+[9]*x*x*x*x)", "Functional for global vs V0A multiplicity low correlation cut");
Configurable<std::vector<double>> cfgMultGlobalV0ACutPars{"cfgMultGlobalV0ACutPars", std::vector<double>{567.785, 172.715, 0.77888, -0.00693466, 1.40564e-05, 679.853, 66.8068, -0.444332, 0.00115002, -4.92064e-07}, "Global vs FV0A multiplicity cut parameter values"};
Configurable<std::vector<double>> cfgMultGlobalT0ACutPars{"cfgMultGlobalT0ACutPars", std::vector<double>{241.618, 61.8402, 0.348049, -0.00306078, 6.20357e-06, 315.235, 29.1491, -0.188639, 0.00044528, -9.08912e-08}, "Global vs FT0A multiplicity cut parameter values"};
O2_DEFINE_CONFIGURABLE(cfgGlobalV0ALowSigma, float, -3, "Number of sigma deviations below expected value in global vs V0A correlation");
O2_DEFINE_CONFIGURABLE(cfgGlobalV0AHighSigma, float, 4, "Number of sigma deviations above expected value in global vs V0A correlation");
O2_DEFINE_CONFIGURABLE(cfgGlobalT0ALowSigma, float, -3., "Number of sigma deviations below expected value in global vs T0A correlation");
O2_DEFINE_CONFIGURABLE(cfgGlobalT0AHighSigma, float, 4, "Number of sigma deviations above expected value in global vs T0A correlation");
} cfgGlobalAsideCorrCuts;

Configurable<GFWBinningCuts> cfgGFWBinning{"cfgGFWBinning", {40, 16, 72, 300, 0, 3000, 0.2, 10.0, 0.2, 3.0, {0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1, 1.25, 1.5, 1.75, 2, 2.25, 2.5, 2.75, 3, 3.25, 3.5, 3.75, 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10}, {0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90}}, "Configuration for binning"};
Configurable<GFWRegions> cfgRegions{"cfgRegions", {{"refN", "refP", "refFull"}, {-0.8, 0.4, -0.8}, {-0.4, 0.8, 0.8}, {0, 0, 0}, {1, 1, 1}}, "Configurations for GFW regions"};
Expand Down Expand Up @@ -241,6 +252,10 @@ struct FlowGfwLightIons {
TF1* fMultCutLow = nullptr;
TF1* fMultCutHigh = nullptr;
TF1* fMultPVGlobalCutHigh = nullptr;
TF1* fMultGlobalV0ACutLow = nullptr;
TF1* fMultGlobalV0ACutHigh = nullptr;
TF1* fMultGlobalT0ACutLow = nullptr;
TF1* fMultGlobalT0ACutHigh = nullptr;

TF1* fPtDepDCAxy = nullptr;

Expand Down Expand Up @@ -287,6 +302,8 @@ struct FlowGfwLightIons {
o2::analysis::gfw::multGlobalCorrCutPars = cfgMultGlobalCutPars;
o2::analysis::gfw::multPVCorrCutPars = cfgMultPVCutPars;
o2::analysis::gfw::multGlobalPVCorrCutPars = cfgMultGlobalPVCutPars;
o2::analysis::gfw::multGlobalV0ACutPars = cfgGlobalAsideCorrCuts.cfgMultGlobalV0ACutPars;
o2::analysis::gfw::multGlobalT0ACutPars = cfgGlobalAsideCorrCuts.cfgMultGlobalT0ACutPars;
o2::analysis::gfw::firstRunsOfFill = cfgFirstRunsOfFill;
if (cfgTimeDependent && !std::is_sorted(o2::analysis::gfw::firstRunsOfFill.begin(), o2::analysis::gfw::firstRunsOfFill.end())) {
std::sort(o2::analysis::gfw::firstRunsOfFill.begin(), o2::analysis::gfw::firstRunsOfFill.end());
Expand Down Expand Up @@ -479,6 +496,36 @@ struct FlowGfwLightIons {
fMultCutHigh->SetParameters(&(o2::analysis::gfw::multGlobalCorrCutPars[0]));
fMultPVGlobalCutHigh = new TF1("fMultPVGlobalCutHigh", cfgMultGlobalPVCorrCutFunction->c_str(), 0, nchbinning.back());
fMultPVGlobalCutHigh->SetParameters(&(o2::analysis::gfw::multGlobalPVCorrCutPars[0]));

LOGF(info, "Global V0A function: %s in range 0-%g", cfgGlobalAsideCorrCuts.cfgMultGlobalASideCorrCutFunction->c_str(), v0aAxis.binEdges.back());
fMultGlobalV0ACutLow = new TF1("fMultGlobalV0ACutLow", cfgGlobalAsideCorrCuts.cfgMultGlobalASideCorrCutFunction->c_str(), 0, v0aAxis.binEdges.back());
for (std::size_t i = 0; i < o2::analysis::gfw::multGlobalV0ACutPars.size(); ++i)
fMultGlobalV0ACutLow->SetParameter(i, o2::analysis::gfw::multGlobalV0ACutPars[i]);
fMultGlobalV0ACutLow->SetParameter(o2::analysis::gfw::multGlobalV0ACutPars.size(), cfgGlobalAsideCorrCuts.cfgGlobalV0ALowSigma);
for (int i = 0; i < fMultGlobalV0ACutLow->GetNpar(); ++i)
LOGF(info, "fMultGlobalV0ACutLow par %d = %g", i, fMultGlobalV0ACutLow->GetParameter(i));

fMultGlobalV0ACutHigh = new TF1("fMultGlobalV0ACutHigh", cfgGlobalAsideCorrCuts.cfgMultGlobalASideCorrCutFunction->c_str(), 0, v0aAxis.binEdges.back());
for (std::size_t i = 0; i < o2::analysis::gfw::multGlobalV0ACutPars.size(); ++i)
fMultGlobalV0ACutHigh->SetParameter(i, o2::analysis::gfw::multGlobalV0ACutPars[i]);
fMultGlobalV0ACutHigh->SetParameter(o2::analysis::gfw::multGlobalV0ACutPars.size(), cfgGlobalAsideCorrCuts.cfgGlobalV0AHighSigma);
for (int i = 0; i < fMultGlobalV0ACutHigh->GetNpar(); ++i)
LOGF(info, "fMultGlobalV0ACutHigh par %d = %g", i, fMultGlobalV0ACutHigh->GetParameter(i));

LOGF(info, "Global T0A function: %s", cfgGlobalAsideCorrCuts.cfgMultGlobalASideCorrCutFunction->c_str());
fMultGlobalT0ACutLow = new TF1("fMultGlobalT0ACutLow", cfgGlobalAsideCorrCuts.cfgMultGlobalASideCorrCutFunction->c_str(), 0, t0aAxis.binEdges.back());
for (std::size_t i = 0; i < o2::analysis::gfw::multGlobalT0ACutPars.size(); ++i)
fMultGlobalT0ACutLow->SetParameter(i, o2::analysis::gfw::multGlobalT0ACutPars[i]);
fMultGlobalT0ACutLow->SetParameter(o2::analysis::gfw::multGlobalT0ACutPars.size(), cfgGlobalAsideCorrCuts.cfgGlobalT0ALowSigma);
for (int i = 0; i < fMultGlobalT0ACutLow->GetNpar(); ++i)
LOGF(info, "fMultGlobalT0ACutLow par %d = %g", i, fMultGlobalT0ACutLow->GetParameter(i));

fMultGlobalT0ACutHigh = new TF1("fMultGlobalT0ACutHigh", cfgGlobalAsideCorrCuts.cfgMultGlobalASideCorrCutFunction->c_str(), 0, t0aAxis.binEdges.back());
for (std::size_t i = 0; i < o2::analysis::gfw::multGlobalT0ACutPars.size(); ++i)
fMultGlobalT0ACutHigh->SetParameter(i, o2::analysis::gfw::multGlobalT0ACutPars[i]);
fMultGlobalT0ACutHigh->SetParameter(o2::analysis::gfw::multGlobalT0ACutPars.size(), cfgGlobalAsideCorrCuts.cfgGlobalT0AHighSigma);
for (int i = 0; i < fMultGlobalT0ACutHigh->GetNpar(); ++i)
LOGF(info, "fMultGlobalT0ACutHigh par %d = %g", i, fMultGlobalT0ACutHigh->GetParameter(i));
}
if (cfgUseDensityDependentCorrection) {
std::vector<double> pTEffBins = {0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8, 0.9, 1.0, 1.4, 1.8, 2.2, 2.6, 3.0};
Expand Down Expand Up @@ -690,6 +737,15 @@ struct FlowGfwLightIons {
return 0;
if (multTrk > fMultPVGlobalCutHigh->Eval(collision.multNTracksPV()))
return 0;

if (!(cfgGlobalAsideCorrCuts.cfgMultGlobalASideCorrCutFunction->empty()) && static_cast<double>(collision.multFV0A()) < fMultGlobalV0ACutLow->Eval(multTrk))
return 0;
if (!(cfgGlobalAsideCorrCuts.cfgMultGlobalASideCorrCutFunction->empty()) && static_cast<double>(collision.multFV0A()) > fMultGlobalV0ACutHigh->Eval(multTrk))
return 0;
if (!(cfgGlobalAsideCorrCuts.cfgMultGlobalASideCorrCutFunction->empty()) && static_cast<double>(collision.multFT0A()) < fMultGlobalT0ACutLow->Eval(multTrk))
return 0;
if (!(cfgGlobalAsideCorrCuts.cfgMultGlobalASideCorrCutFunction->empty()) && static_cast<double>(collision.multFT0A()) > fMultGlobalT0ACutHigh->Eval(multTrk))
return 0;
registry.fill(HIST("eventQA/eventSel"), kMultCuts);
if (cfgRunByRun)
th1sList[run][hEventSel]->Fill(kMultCuts);
Expand Down
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