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[PWGCF] Add isfinite checks and refactor mean pT/ET fills #14847

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[PWGCF] Add isfinite checks and refactor mean pT/ET fills #14847

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87a7b82
PWGCF: Add isfinite checks and refactor mean pT/ET fills
somabhatta Feb 6, 2026
6987cf5
improve binning for eff
somabhatta Feb 6, 2026
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68 changes: 43 additions & 25 deletions PWGCF/EbyEFluctuations/Tasks/radialFlowDecorr.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -854,11 +854,17 @@ struct RadialFlowDecorr {
void init(InitContext&)
{
if (cfgSys == 1) {
nChAxis = {cfgNchPbMax / 5, KBinOffset, cfgNchPbMax + KBinOffset, "Nch", "PV-contributor track multiplicity"};
nChAxis2 = {cfgNchPbMax / 100, KBinOffset, cfgNchPbMax + KBinOffset, "Nch", "PV-contributor track multiplicity"};
std::vector<double> binsPbPb = {0, 50, 100, 200, 300, 500, 750, 1000, 1500, 2000, 2500, 3000, 3500, 4000};
nChAxis = {cfgNchPbMax / 10, KBinOffset, cfgNchPbMax + KBinOffset, "Nch", "PV-contributor track multiplicity"};
nChAxis2 = {binsPbPb, "Nch", "PV-contributor track multiplicity"};
} else if (cfgSys == 2 || cfgSys == 3) {
std::vector<double> binsOO = {0, 50, 100, 150, 200, 250, 300, 350, 400, 600};
nChAxis = {cfgNchOMax / 4, KBinOffset, cfgNchOMax + KBinOffset, "Nch", "PV-contributor track multiplicity"};
nChAxis2 = {binsOO, "Nch", "PV-contributor track multiplicity"};
} else {
nChAxis = {cfgNchOMax / 10, KBinOffset, cfgNchOMax + KBinOffset, "Nch", "PV-contributor track multiplicity"};
nChAxis2 = {cfgNchOMax / 30, KBinOffset, cfgNchOMax + KBinOffset, "Nch", "PV-contributor track multiplicity"};
std::vector<double> binsPP = {0, 20, 40, 80, 150, 300};
nChAxis = {cfgNchOMax / 3, KBinOffset, cfgNchOMax + KBinOffset, "Nch", "PV-contributor track multiplicity"};
nChAxis2 = {binsPP, "Nch", "PV-contributor track multiplicity"};
}

ccdb->setURL(cfgCCDBurl.value);
Expand Down Expand Up @@ -1532,23 +1538,30 @@ struct RadialFlowDecorr {

for (int ieta = 0; ieta < KNEta; ++ieta) {
for (int ipt = 0; ipt < KNpT; ++ipt) {
if (std::isfinite(sumWiTruth[ieta][ipt]))
histos.fill(HIST("pmeanTruNchEtabinPtbin"), col.multNTracksPV(), ieta, ipt, sumWiptiTruth[ieta][ipt] / sumWiTruth[ieta][ipt]);
if (std::isfinite(sumWiReco[ieta][ipt]))
histos.fill(HIST("pmeanRecoNchEtabinPtbin"), col.multNTracksPV(), ieta, ipt, sumWiptiReco[ieta][ipt] / sumWiReco[ieta][ipt]);
if (std::isfinite(sumWiRecoEffCorr[ieta][ipt]))
histos.fill(HIST("pmeanRecoEffcorrNchEtabinPtbin"), col.multNTracksPV(), ieta, ipt, sumWiptiRecoEffCorr[ieta][ipt] / sumWiRecoEffCorr[ieta][ipt]);

if (std::isfinite(sumWiTruthEt[ieta][ipt])) {
histos.fill(HIST("pmeanEtTruNchEtabinPtbin"), col.multNTracksPV(), ieta, ipt, sumWiptiTruthEt[ieta][ipt] / sumWiTruthEt[ieta][ipt]);
double mptTru = sumWiptiTruth[ieta][ipt] / sumWiTruth[ieta][ipt];
double mptReco = sumWiptiReco[ieta][ipt] / sumWiReco[ieta][ipt];
double mptRecoEffCorr = sumWiptiRecoEffCorr[ieta][ipt] / sumWiRecoEffCorr[ieta][ipt];
if (std::isfinite(mptTru))
histos.fill(HIST("pmeanTruNchEtabinPtbin"), col.multNTracksPV(), ieta, ipt, mptTru);
if (std::isfinite(mptReco))
histos.fill(HIST("pmeanRecoNchEtabinPtbin"), col.multNTracksPV(), ieta, ipt, mptReco);
if (std::isfinite(mptRecoEffCorr))
histos.fill(HIST("pmeanRecoEffcorrNchEtabinPtbin"), col.multNTracksPV(), ieta, ipt, mptRecoEffCorr);

double metTru = sumWiptiTruthEt[ieta][ipt] / sumWiTruthEt[ieta][ipt];
double metReco = sumWiptiRecoEt[ieta][ipt] / sumWiRecoEt[ieta][ipt];
double metRecoEffCorr = sumWiptiRecoEffCorrEt[ieta][ipt] / sumWiRecoEffCorrEt[ieta][ipt];

if (std::isfinite(metTru)) {
histos.fill(HIST("pmeanEtTruNchEtabinPtbin"), col.multNTracksPV(), ieta, ipt, metTru);
histos.fill(HIST("pmeanMultTruNchEtabinPtbin"), col.multNTracksPV(), ieta, ipt, sumWiTruthEt[ieta][ipt]);
}
if (std::isfinite(sumWiRecoEt[ieta][ipt])) {
histos.fill(HIST("pmeanEtRecoNchEtabinPtbin"), col.multNTracksPV(), ieta, ipt, sumWiptiRecoEt[ieta][ipt] / sumWiRecoEt[ieta][ipt]);
if (std::isfinite(metReco)) {
histos.fill(HIST("pmeanEtRecoNchEtabinPtbin"), col.multNTracksPV(), ieta, ipt, metReco);
histos.fill(HIST("pmeanMultRecoNchEtabinPtbin"), col.multNTracksPV(), ieta, ipt, sumWiRecoEt[ieta][ipt]);
}
if (std::isfinite(sumWiRecoEffCorrEt[ieta][ipt])) {
histos.fill(HIST("pmeanEtRecoEffcorrNchEtabinPtbin"), col.multNTracksPV(), ieta, ipt, sumWiptiRecoEffCorrEt[ieta][ipt] / sumWiRecoEffCorrEt[ieta][ipt]);
if (std::isfinite(metRecoEffCorr)) {
histos.fill(HIST("pmeanEtRecoEffcorrNchEtabinPtbin"), col.multNTracksPV(), ieta, ipt, metRecoEffCorr);
histos.fill(HIST("pmeanMultRecoEffcorrNchEtabinPtbin"), col.multNTracksPV(), ieta, ipt, sumWiRecoEffCorrEt[ieta][ipt]);
}
}
Expand Down Expand Up @@ -1997,10 +2010,12 @@ struct RadialFlowDecorr {
histos.fill(HIST("MCGen/Prof_ipt0_C2Sub2D_Cent_etaA_etaC"), cent, ietaA, ietaC, c2Sub_Tru);
if (std::isfinite(c2SubEt_Tru))
histos.fill(HIST("MCGen/Prof_ipt0_C2EtSub2D_Cent_etaA_etaC"), cent, ietaA, ietaC, c2SubEt_Tru);

if (std::isfinite(c2Sub_Reco))
histos.fill(HIST("MCReco/Prof_ipt0_C2Sub2D_Cent_etaA_etaC"), cent, ietaA, ietaC, c2Sub_Reco);
if (std::isfinite(c2SubEt_Reco))
histos.fill(HIST("MCReco/Prof_ipt0_C2EtSub2D_Cent_etaA_etaC"), cent, ietaA, ietaC, c2SubEt_Reco);

if (std::isfinite(c2Sub_RecoEffCor))
histos.fill(HIST("MCRecoEffCorr/Prof_ipt0_C2Sub2D_Cent_etaA_etaC"), cent, ietaA, ietaC, c2Sub_RecoEffCor);
if (std::isfinite(c2SubEt_RecoEffCor))
Expand Down Expand Up @@ -2225,15 +2240,17 @@ struct RadialFlowDecorr {

for (int ieta = 0; ieta < KNEta; ++ieta) {
for (int ipt = 0; ipt < KNpT; ++ipt) {
if (sumWi[ieta][ipt] > 1.0f) {
histos.fill(HIST("pmean_nch_etabin_ptbin"), coll.multNTracksPV(), ieta, ipt, sumWipti[ieta][ipt] / sumWi[ieta][ipt]);
double mpt = sumWipti[ieta][ipt] / sumWi[ieta][ipt];
double met = sumWiEtVal[ieta][ipt] / sumWiEt[ieta][ipt];
if (sumWi[ieta][ipt] >= 1.0f && std::isfinite(mpt)) {
histos.fill(HIST("pmean_nch_etabin_ptbin"), coll.multNTracksPV(), ieta, ipt, mpt);
histos.fill(HIST("pmeanMult_nch_etabin_ptbin"), coll.multNTracksPV(), ieta, ipt, sumWi[ieta][ipt]);
histos.fill(HIST("pmean_cent_etabin_ptbin"), cent, ieta, ipt, sumWipti[ieta][ipt] / sumWi[ieta][ipt]);
histos.fill(HIST("pmean_cent_etabin_ptbin"), cent, ieta, ipt, mpt);
histos.fill(HIST("pmeanMult_cent_etabin_ptbin"), cent, ieta, ipt, sumWi[ieta][ipt]);
}
if (sumWiEt[ieta][ipt] > 1.0f)
histos.fill(HIST("pmeanEt_nch_etabin_ptbin"), coll.multNTracksPV(), ieta, ipt, sumWiEtVal[ieta][ipt] / sumWiEt[ieta][ipt]);
histos.fill(HIST("pmeanEt_cent_etabin_ptbin"), cent, ieta, ipt, sumWiEtVal[ieta][ipt] / sumWiEt[ieta][ipt]);
if (sumWiEt[ieta][ipt] >= 1.0f && std::isfinite(met))
histos.fill(HIST("pmeanEt_nch_etabin_ptbin"), coll.multNTracksPV(), ieta, ipt, met);
histos.fill(HIST("pmeanEt_cent_etabin_ptbin"), cent, ieta, ipt, met);
}
}
}
Expand Down Expand Up @@ -2362,11 +2379,12 @@ struct RadialFlowDecorr {

for (int ieta = 0; ieta < KNEta; ++ieta) {
for (int ipt = 0; ipt < KNpT; ++ipt) {
if (sumwk[ieta][ipt][1] > 1.f) {

if (std::isfinite(mean[ieta][ipt])) {
histos.fill(HIST("Prof_Cent_MeanpT_etabin_ptbin"), cent, ieta, ipt, mean[ieta][ipt]);
histos.fill(HIST("Prof_Mult_MeanpT_etabin_ptbin"), coll.multNTracksPV(), ieta, ipt, mean[ieta][ipt]);
}
if (sumwkEt[ieta][ipt][1] > 1.f) {
if (std::isfinite(meanEt[ieta][ipt])) {
histos.fill(HIST("Prof_Cent_MeanEt_etabin_ptbin"), cent, ieta, ipt, meanEt[ieta][ipt]);
histos.fill(HIST("Prof_Mult_MeanEt_etabin_ptbin"), coll.multNTracksPV(), ieta, ipt, meanEt[ieta][ipt]);
}
Expand Down
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