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pengchonPengchong Hu
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Pengchong Hu
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[PWGCF] correction of mult and init (#16749)
Co-authored-by: Pengchong Hu <go34fir@tum.de>
1 parent a24b00f commit 8ced40f

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Lines changed: 63 additions & 47 deletions

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‎PWGCF/MultiparticleCorrelations/Tasks/multiharmonicCorrelations.cxx‎

Lines changed: 63 additions & 47 deletions
Original file line numberDiff line numberDiff line change
@@ -103,6 +103,7 @@ struct MultiharmonicCorrelations { // this name is used in lower-case format to
103103
Configurable<std::vector<float>> cfYBins{"cfYBins", {1000, -0.01, 0.006}, "nYBins, yMin, yMax"};
104104
Configurable<std::vector<float>> cfZBins{"cfZBins", {1000, -20., 20.}, "nZBins, zMin, zMax"};
105105
Configurable<std::vector<float>> cfMultBins{"cfMultBins", {50, 0, 2e4}, "nMultBins, multMin, multMax"};
106+
Configurable<std::vector<float>> cfMselBins{"cfMselBins", {50, 0, 1e3}, "nMselBins, mselMin, mselMax"};
106107
Configurable<std::vector<float>> cfTPCnclsBins{"cfTPCnclsBins", {100, 0., 200.}, "ntpcnclsBins, tpnclsMin, tpcnclsMax"};
107108
Configurable<std::vector<float>> cfDCAxyBins{"cfDCAxyBins", {1000, -0.5, 0.5}, "ndcaxyBins, dcaxyMin, dcaxyMax"};
108109
Configurable<std::vector<float>> cfDCAzBins{"cfDCAzBins", {1000, -3., 3.}, "ndcazBins, dcazMin, dcazMax"};
@@ -111,6 +112,7 @@ struct MultiharmonicCorrelations { // this name is used in lower-case format to
111112
Configurable<std::string> cfCent{"cfCent", "FT0C", "centrality estimator"};
112113
Configurable<std::string> cfMult{"cfMult", "TPC", "multiplicity"};
113114
Configurable<bool> cfQA{"cfQA", true, "quality assurance"};
115+
Configurable<bool> cfInitsim{"cfInitsim", false, "init histograms of sim"};
114116

115117
Configurable<std::vector<float>> cfVertexZ{"cfVertexZ", {-10, 10.}, "vertex z position range: {min, max}[cm], with convention: min <= Vz < max"};
116118
Configurable<std::vector<float>> cfPt{"cfPt", {0.2, 5.0}, "transverse momentum range"};
@@ -143,6 +145,7 @@ struct MultiharmonicCorrelations { // this name is used in lower-case format to
143145
TList* fEventHistogramsList = NULL;
144146
TH1F* fHistCentr[2] = {NULL};
145147
TH1I* fHistMult[2] = {NULL};
148+
TH1F* fHistMsel = NULL;
146149
TH1F* fHistX[2] = {NULL};
147150
TH1F* fHistY[2] = {NULL};
148151
TH1F* fHistZ[2] = {NULL};
@@ -346,7 +349,8 @@ struct MultiharmonicCorrelations { // this name is used in lower-case format to
346349
float vertexZmin = static_cast<float>(vertexZ[0]);
347350
float vertexZmax = static_cast<float>(vertexZ[1]);
348351
float posZ = collision.posZ();
349-
if (posZ < vertexZmin || posZ > vertexZmax || (!collision.sel8()))
352+
float NContrcut = 2.;
353+
if (posZ < vertexZmin || posZ > vertexZmax || (!collision.sel8()) || collision.numContrib() < NContrcut)
350354
return false;
351355
return true;
352356
}
@@ -396,7 +400,7 @@ struct MultiharmonicCorrelations { // this name is used in lower-case format to
396400
int currentRun = collision.bc().runNumber();
397401
auto it = phih.histMap.find(currentRun);
398402
auto histweight = pc.weightsmap.find(currentRun);
399-
float centr = 0, M = 0.;
403+
float centr = 0, M = 0., msel = 0.;
400404

401405
if constexpr (rs == eRec || rs == eRecAndSim) {
402406
event.fHistX[eRec]->Fill(collision.posX());
@@ -504,30 +508,32 @@ struct MultiharmonicCorrelations { // this name is used in lower-case format to
504508
} // if constexpr (rs == eRec || rs == eRecAndSim)
505509

506510
// analysis in the loop over particle
511+
msel = msel + 1;
507512
for (int ih = 0; ih < maxHarmonic; ih++) {
508513
cor.Qvector[ih] += TComplex(weight * TMath::Cos(ih * phi), weight * TMath::Sin(ih * phi));
509514
}
510515
} // end of for (auto track: tracks)
516+
event.fHistMsel->Fill(msel);
511517
// calculate correlations
512518
float Mmin = 4.;
513-
if (M < Mmin)
519+
if (msel < Mmin)
514520
return;
515521
float four32 = Four(3, 2, -3, -2).Re() / Four(0, 0, 0, 0).Re();
516522
float four42 = Four(4, 2, -4, -2).Re() / Four(0, 0, 0, 0).Re();
517-
float v22 = (Q(2).Rho2() - M) / (M * (M - 1.));
518-
float v32 = (Q(3).Rho2() - M) / (M * (M - 1.));
519-
float v42 = (Q(4).Rho2() - M) / (M * (M - 1.));
523+
float v22 = (Q(2).Rho2() - msel) / (msel * (msel - 1.));
524+
float v32 = (Q(3).Rho2() - msel) / (msel * (msel - 1.));
525+
float v42 = (Q(4).Rho2() - msel) / (msel * (msel - 1.));
520526
if (std::isnan(v22) || std::isnan(v32) || std::isnan(v42) || std::isnan(four32) || std::isnan(four42)) {
521527
LOGF(info, "\033[1;31m%s std::isnan(v22) || std::isnan(v32) || std::isnan(v42) || std::isnan(four32) || std::isnan(four42)\033[0m", __FUNCTION__);
522528
LOGF(error, "v22 = %f\nv32 = %f\nv42 = %f\nfour32=%f\nv42 = %f\n", v22, v32, v42, four32, four42);
523529
return;
524530
}
525531

526-
cor.pv22_centr->Fill(centr, v22, M * (M - 1));
527-
cor.pv32_centr->Fill(centr, v32, M * (M - 1));
528-
cor.pv42_centr->Fill(centr, v42, M * (M - 1));
529-
cor.pfour32_centr->Fill(centr, four32, M * (M - 1));
530-
cor.pfour42_centr->Fill(centr, four42, M * (M - 1));
532+
cor.pv22_centr->Fill(centr, v22, msel * (msel - 1));
533+
cor.pv32_centr->Fill(centr, v32, msel * (msel - 1));
534+
cor.pv42_centr->Fill(centr, v42, msel * (msel - 1));
535+
cor.pfour32_centr->Fill(centr, four32, msel * (msel - 1));
536+
cor.pfour42_centr->Fill(centr, four42, msel * (msel - 1));
531537

532538
} // end of template <eRecSim rs, typename T1, typename T2> void Steer(T1 const& collision, T2 const& tracks)
533539

@@ -583,6 +589,7 @@ struct MultiharmonicCorrelations { // this name is used in lower-case format to
583589
vector<float> l_y_bins = cfYBins.value;
584590
vector<float> l_z_bins = cfZBins.value;
585591
vector<float> l_mult_bins = cfMultBins.value;
592+
vector<float> l_msel_bins = cfMselBins.value;
586593
vector<float> l_tpcncls_bins = cfTPCnclsBins.value;
587594
vector<float> l_dcaxy_bins = cfDCAxyBins.value;
588595
vector<float> l_dcaz_bins = cfDCAzBins.value;
@@ -595,6 +602,7 @@ struct MultiharmonicCorrelations { // this name is used in lower-case format to
595602
int nBinsy = static_cast<int>(l_y_bins[0]);
596603
int nBinsz = static_cast<int>(l_z_bins[0]);
597604
int nBinsmult = static_cast<int>(l_mult_bins[0]);
605+
int nBinsmsel = static_cast<int>(l_msel_bins[0]);
598606
int nBinscharge = 2;
599607
int nBinstpcncls = static_cast<int>(l_tpcncls_bins[0]);
600608
int nBinsdcaxy = static_cast<int>(l_dcaxy_bins[0]);
@@ -615,6 +623,8 @@ struct MultiharmonicCorrelations { // this name is used in lower-case format to
615623
float maxz = l_z_bins[2];
616624
float minmult = l_mult_bins[1];
617625
float maxmult = l_mult_bins[2];
626+
float minmsel = l_msel_bins[1];
627+
float maxmsel = l_msel_bins[2];
618628
float mincharge = -2.;
619629
float maxcharge = 2.;
620630
float mintpcncls = l_tpcncls_bins[1];
@@ -645,24 +655,43 @@ struct MultiharmonicCorrelations { // this name is used in lower-case format to
645655
pc.fParticleHistogramsList->Add(pc.fHistTracksdcaXY[eRec]);
646656
pc.fParticleHistogramsList->Add(pc.fHistTracksdcaZ[eRec]);
647657

648-
pc.fHistPt[eSim] = new TH1F("fHistPt[eSim]", "pt distribution for simulated particles", nBins, min, max);
649-
pc.fHistPhi[eSim] = new TH1F("fHistPhi[eSim]", "phi distribution for simulated particles", nBinsphi, minphi, maxphi);
650-
pc.fHistCharge[eSim] = new TH1F("fHistCharge[eSim]", "charge distribution for simulated particles", nBinscharge, mincharge, maxcharge);
651-
pc.fHistTPCncls[eSim] = new TH1F("fHistTPCncls[eSim]", "tpcncls distribution for simulated particles", nBinstpcncls, minphi, maxtpcncls);
652-
pc.fHistTracksdcaXY[eSim] = new TH1F("fHistTracksdcaXY[eSim]", "dcaxy distribution for simulated particles", nBinsdcaxy, mindcaxy, maxdcaxy);
653-
pc.fHistTracksdcaZ[eSim] = new TH1F("fHistTracksdcaZ[eSim]", "dcaz distribution for simulated particles", nBinsdcaz, mindcaz, maxdcaz);
654-
pc.fHistPt[eSim]->GetXaxis()->SetTitle("p_{T}");
655-
pc.fHistPhi[eSim]->GetXaxis()->SetTitle("phi");
656-
pc.fHistCharge[eSim]->GetXaxis()->SetTitle("charge");
657-
pc.fHistTPCncls[eSim]->GetXaxis()->SetTitle("TPCNClsFindable");
658-
pc.fHistTracksdcaXY[eSim]->GetXaxis()->SetTitle("DCA XY");
659-
pc.fHistTracksdcaZ[eSim]->GetXaxis()->SetTitle("DCA Z");
660-
pc.fParticleHistogramsList->Add(pc.fHistPt[eSim]);
661-
pc.fParticleHistogramsList->Add(pc.fHistPhi[eSim]);
662-
pc.fParticleHistogramsList->Add(pc.fHistCharge[eSim]);
663-
pc.fParticleHistogramsList->Add(pc.fHistTPCncls[eSim]);
664-
pc.fParticleHistogramsList->Add(pc.fHistTracksdcaXY[eSim]);
665-
pc.fParticleHistogramsList->Add(pc.fHistTracksdcaZ[eSim]);
658+
// init of sim histograms
659+
if (cfInitsim) {
660+
pc.fHistPt[eSim] = new TH1F("fHistPt[eSim]", "pt distribution for simulated particles", nBins, min, max);
661+
pc.fHistPhi[eSim] = new TH1F("fHistPhi[eSim]", "phi distribution for simulated particles", nBinsphi, minphi, maxphi);
662+
pc.fHistCharge[eSim] = new TH1F("fHistCharge[eSim]", "charge distribution for simulated particles", nBinscharge, mincharge, maxcharge);
663+
pc.fHistTPCncls[eSim] = new TH1F("fHistTPCncls[eSim]", "tpcncls distribution for simulated particles", nBinstpcncls, minphi, maxtpcncls);
664+
pc.fHistTracksdcaXY[eSim] = new TH1F("fHistTracksdcaXY[eSim]", "dcaxy distribution for simulated particles", nBinsdcaxy, mindcaxy, maxdcaxy);
665+
pc.fHistTracksdcaZ[eSim] = new TH1F("fHistTracksdcaZ[eSim]", "dcaz distribution for simulated particles", nBinsdcaz, mindcaz, maxdcaz);
666+
pc.fHistPt[eSim]->GetXaxis()->SetTitle("p_{T}");
667+
pc.fHistPhi[eSim]->GetXaxis()->SetTitle("phi");
668+
pc.fHistCharge[eSim]->GetXaxis()->SetTitle("charge");
669+
pc.fHistTPCncls[eSim]->GetXaxis()->SetTitle("TPCNClsFindable");
670+
pc.fHistTracksdcaXY[eSim]->GetXaxis()->SetTitle("DCA XY");
671+
pc.fHistTracksdcaZ[eSim]->GetXaxis()->SetTitle("DCA Z");
672+
pc.fParticleHistogramsList->Add(pc.fHistPt[eSim]);
673+
pc.fParticleHistogramsList->Add(pc.fHistPhi[eSim]);
674+
pc.fParticleHistogramsList->Add(pc.fHistCharge[eSim]);
675+
pc.fParticleHistogramsList->Add(pc.fHistTPCncls[eSim]);
676+
pc.fParticleHistogramsList->Add(pc.fHistTracksdcaXY[eSim]);
677+
pc.fParticleHistogramsList->Add(pc.fHistTracksdcaZ[eSim]);
678+
679+
event.fHistCentr[eSim] = new TH1F("fHistCentr[eSim]", "centrality distribution for simulated particles", nBinscentr, mincentr, maxcentr);
680+
event.fHistX[eSim] = new TH1F("fHistX[eSim]", "posX distribution for simulated particles", nBinsx, minx, maxx);
681+
event.fHistY[eSim] = new TH1F("fHistY[eSim]", "posY distribution for simulated particles", nBinsy, miny, maxy);
682+
event.fHistZ[eSim] = new TH1F("fHistZ[eSim]", "posZ distribution for simulated particles", nBinsz, minz, maxz);
683+
event.fHistMult[eSim] = new TH1I("fHistMult[eSim]", "mult distribution for simulated particles", nBinsmult, minmult, maxmult);
684+
event.fHistCentr[eSim]->GetXaxis()->SetTitle("centrality");
685+
event.fHistX[eSim]->GetXaxis()->SetTitle("x");
686+
event.fHistY[eSim]->GetXaxis()->SetTitle("y");
687+
event.fHistZ[eSim]->GetXaxis()->SetTitle("z");
688+
event.fHistMult[eSim]->GetXaxis()->SetTitle("multiplicity");
689+
event.fEventHistogramsList->Add(event.fHistCentr[eSim]);
690+
event.fEventHistogramsList->Add(event.fHistX[eSim]);
691+
event.fEventHistogramsList->Add(event.fHistY[eSim]);
692+
event.fEventHistogramsList->Add(event.fHistZ[eSim]);
693+
event.fEventHistogramsList->Add(event.fHistMult[eSim]);
694+
}
666695

667696
for (const int& run : targetRuns) {
668697
std::string runStr = std::to_string(run);
@@ -671,7 +700,6 @@ struct MultiharmonicCorrelations { // this name is used in lower-case format to
671700
LOG(fatal) << "Failed to load weights for run " << run;
672701
return;
673702
}
674-
675703
pc.weightsmap[run] = histweights;
676704
}
677705

@@ -680,36 +708,23 @@ struct MultiharmonicCorrelations { // this name is used in lower-case format to
680708
event.fHistY[eRec] = new TH1F("fHistY[eRec]", "posY distribution for reconstructed particles", nBinsy, miny, maxy);
681709
event.fHistZ[eRec] = new TH1F("fHistZ[eRec]", "posZ distribution for reconstructed particles", nBinsz, minz, maxz);
682710
event.fHistMult[eRec] = new TH1I("fHistMult[eRec]", "mult distribution for reconstructed particles", nBinsmult, minmult, maxmult);
711+
event.fHistMsel = new TH1F("fHistMsel", "selected tracks", nBinsmsel, minmsel, maxmsel);
683712
event.fHistNContr = new TH1I("fHistNContr", "NContr distribution", nBinsncontr, minncontr, maxncontr);
684713
event.fHistCentr[eRec]->GetXaxis()->SetTitle("centrality");
685714
event.fHistX[eRec]->GetXaxis()->SetTitle("x");
686715
event.fHistY[eRec]->GetXaxis()->SetTitle("y");
687716
event.fHistZ[eRec]->GetXaxis()->SetTitle("z");
688717
event.fHistMult[eRec]->GetXaxis()->SetTitle("multiplicity");
718+
event.fHistMsel->GetXaxis()->SetTitle("selected tracks");
689719
event.fHistNContr->GetXaxis()->SetTitle("numContrib");
690720
event.fEventHistogramsList->Add(event.fHistCentr[eRec]);
691721
event.fEventHistogramsList->Add(event.fHistX[eRec]);
692722
event.fEventHistogramsList->Add(event.fHistY[eRec]);
693723
event.fEventHistogramsList->Add(event.fHistZ[eRec]);
694724
event.fEventHistogramsList->Add(event.fHistMult[eRec]);
725+
event.fEventHistogramsList->Add(event.fHistMsel);
695726
event.fEventHistogramsList->Add(event.fHistNContr);
696727

697-
event.fHistCentr[eSim] = new TH1F("fHistCentr[eSim]", "centrality distribution for simulated particles", nBinscentr, mincentr, maxcentr);
698-
event.fHistX[eSim] = new TH1F("fHistX[eSim]", "posX distribution for simulated particles", nBinsx, minx, maxx);
699-
event.fHistY[eSim] = new TH1F("fHistY[eSim]", "posY distribution for simulated particles", nBinsy, miny, maxy);
700-
event.fHistZ[eSim] = new TH1F("fHistZ[eSim]", "posZ distribution for simulated particles", nBinsz, minz, maxz);
701-
event.fHistMult[eSim] = new TH1I("fHistMult[eSim]", "mult distribution for simulated particles", nBinsmult, minmult, maxmult);
702-
event.fHistCentr[eSim]->GetXaxis()->SetTitle("centrality");
703-
event.fHistX[eSim]->GetXaxis()->SetTitle("x");
704-
event.fHistY[eSim]->GetXaxis()->SetTitle("y");
705-
event.fHistZ[eSim]->GetXaxis()->SetTitle("z");
706-
event.fHistMult[eSim]->GetXaxis()->SetTitle("multiplicity");
707-
event.fEventHistogramsList->Add(event.fHistCentr[eSim]);
708-
event.fEventHistogramsList->Add(event.fHistX[eSim]);
709-
event.fEventHistogramsList->Add(event.fHistY[eSim]);
710-
event.fEventHistogramsList->Add(event.fHistZ[eSim]);
711-
event.fEventHistogramsList->Add(event.fHistMult[eSim]);
712-
713728
const char* cevent[] = {"vertexZ", "Pt"};
714729
const char* cpro[] = {"rec", "sim"};
715730
const char* ccut[] = {"before", "after"};
@@ -732,7 +747,8 @@ struct MultiharmonicCorrelations { // this name is used in lower-case format to
732747
qa.fQAM_NC = new TH2F("QAM_NC", "quality assurance of mult vs. NContributors", nBinsmult, minmult, maxmult, nBinsncontr, minncontr, maxncontr);
733748
if (cfQA) {
734749
qa.fQAList->Add(qa.fQA);
735-
qa.fQAList->Add(qa.fQAM_NC);
750+
if (cfInitsim)
751+
qa.fQAList->Add(qa.fQAM_NC);
736752
}
737753

738754
// float quantiles[10] = {0, 0.05, 0.1, 0.2, 0.3, 0.4, 0.5, 0.6, 0.7, 0.8};

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