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[PWGEM/Dilepton] update muon analyses for dr vs. chi2MatchMCHMFT #14757

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Merged
dsekihat merged 3 commits into from
Feb 3, 2026
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[PWGEM/Dilepton] update muon analyses for dr vs. chi2MatchMCHMFT #14757

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f963bf6
PWGEM/Dilepton: update muon analyses for dr vs. chi2MatchMCHMFT
dsekihat Feb 2, 2026
8ba1b29
Clean up unused variables in skimmerPrimaryMuon.cxx
dsekihat Feb 2, 2026
83f5025
Remove unused tuple declarations in skimmerPrimaryMuon
dsekihat Feb 2, 2026
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3 changes: 3 additions & 0 deletions PWGEM/Dilepton/Core/Dilepton.h
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Original file line number Diff line number Diff line change
Expand Up @@ -289,6 +289,8 @@ struct Dilepton {
Configurable<float> cfg_max_DPhi_wrt_matchedMCHMID{"cfg_max_DPhi_wrt_matchedMCHMID", 1e+10f, "max. dphi between MFT-MCH-MID and MCH-MID"};
Configurable<bool> requireMFTHitMap{"requireMFTHitMap", false, "flag to apply MFT hit map"};
Configurable<std::vector<int>> requiredMFTDisks{"requiredMFTDisks", std::vector<int>{0}, "hit map on MFT disks [0,1,2,3,4]. logical-OR of each double-sided disk"};
Configurable<float> cfg_slope_dr_chi2MatchMFTMCH{"cfg_slope_dr_chi2MatchMFTMCH", -0.15 / 30, "slope of chiMatchMCHMFT vs. dR"};
Configurable<float> cfg_intercept_dr_chi2MatchMFTMCH{"cfg_intercept_dr_chi2MatchMFTMCH", 1e+10f, "intercept of chiMatchMCHMFT vs. dR"};
} dimuoncuts;

struct : ConfigurableGroup {
Expand Down Expand Up @@ -809,6 +811,7 @@ struct Dilepton {
fDimuonCut.SetMaxPDCARabsDep([&](float rabs) { return (rabs < 26.5 ? 594.f : 324.f); });
fDimuonCut.SetMaxdPtdEtadPhiwrtMCHMID(dimuoncuts.cfg_max_relDPt_wrt_matchedMCHMID, dimuoncuts.cfg_max_DEta_wrt_matchedMCHMID, dimuoncuts.cfg_max_DPhi_wrt_matchedMCHMID); // this is relevant for global muons
fDimuonCut.SetMFTHitMap(dimuoncuts.requireMFTHitMap, dimuoncuts.requiredMFTDisks);
fDimuonCut.SetSlopeAndInterceptDRvsChi2MCHMFT(dimuoncuts.cfg_slope_dr_chi2MatchMFTMCH, dimuoncuts.cfg_intercept_dr_chi2MatchMFTMCH);
}

template <typename TQvectors>
Expand Down
3 changes: 3 additions & 0 deletions PWGEM/Dilepton/Core/DileptonHadronMPC.h
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Expand Up @@ -271,6 +271,8 @@ struct DileptonHadronMPC {
Configurable<float> cfg_max_DPhi_wrt_matchedMCHMID{"cfg_max_DPhi_wrt_matchedMCHMID", 1e+10f, "max. dphi between MFT-MCH-MID and MCH-MID"};
Configurable<bool> requireMFTHitMap{"requireMFTHitMap", false, "flag to apply MFT hit map"};
Configurable<std::vector<int>> requiredMFTDisks{"requiredMFTDisks", std::vector<int>{0}, "hit map on MFT disks [0,1,2,3,4]. logical-OR of each double-sided disk"};
Configurable<float> cfg_slope_dr_chi2MatchMFTMCH{"cfg_slope_dr_chi2MatchMFTMCH", -0.15 / 30, "slope of chiMatchMCHMFT vs. dR"};
Configurable<float> cfg_intercept_dr_chi2MatchMFTMCH{"cfg_intercept_dr_chi2MatchMFTMCH", 1e+10f, "intercept of chiMatchMCHMFT vs. dR"};
} dimuoncuts;

EMTrackCut fEMTrackCut;
Expand Down Expand Up @@ -692,6 +694,7 @@ struct DileptonHadronMPC {
fDimuonCut.SetMaxPDCARabsDep([&](float rabs) { return (rabs < 26.5 ? 594.f : 324.f); });
fDimuonCut.SetMaxdPtdEtadPhiwrtMCHMID(dimuoncuts.cfg_max_relDPt_wrt_matchedMCHMID, dimuoncuts.cfg_max_DEta_wrt_matchedMCHMID, dimuoncuts.cfg_max_DPhi_wrt_matchedMCHMID); // this is relevant for global muons
fDimuonCut.SetMFTHitMap(dimuoncuts.requireMFTHitMap, dimuoncuts.requiredMFTDisks);
fDimuonCut.SetSlopeAndInterceptDRvsChi2MCHMFT(dimuoncuts.cfg_slope_dr_chi2MatchMFTMCH, dimuoncuts.cfg_intercept_dr_chi2MatchMFTMCH);
}

void DefineEMTrackCut()
Expand Down
3 changes: 3 additions & 0 deletions PWGEM/Dilepton/Core/DileptonMC.h
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Expand Up @@ -289,6 +289,8 @@ struct DileptonMC {
Configurable<float> cfg_max_DPhi_wrt_matchedMCHMID{"cfg_max_DPhi_wrt_matchedMCHMID", 1e+10f, "max. dphi between MFT-MCH-MID and MCH-MID"};
Configurable<bool> requireMFTHitMap{"requireMFTHitMap", false, "flag to apply MFT hit map"};
Configurable<std::vector<int>> requiredMFTDisks{"requiredMFTDisks", std::vector<int>{0}, "hit map on MFT disks [0,1,2,3,4]. logical-OR of each double-sided disk"};
Configurable<float> cfg_slope_dr_chi2MatchMFTMCH{"cfg_slope_dr_chi2MatchMFTMCH", -0.15 / 30, "slope of chiMatchMCHMFT vs. dR"};
Configurable<float> cfg_intercept_dr_chi2MatchMFTMCH{"cfg_intercept_dr_chi2MatchMFTMCH", 1e+10f, "intercept of chiMatchMCHMFT vs. dR"};
Configurable<bool> rejectWrongMatch{"rejectWrongMatch", false, "flag to reject wrong match between MFT and MCH-MID"}; // this is only for MC study, as we don't know correct match in data.
} dimuoncuts;

Expand Down Expand Up @@ -814,6 +816,7 @@ struct DileptonMC {
fDimuonCut.SetMaxPDCARabsDep([&](float rabs) { return (rabs < 26.5 ? 594.f : 324.f); });
fDimuonCut.SetMaxdPtdEtadPhiwrtMCHMID(dimuoncuts.cfg_max_relDPt_wrt_matchedMCHMID, dimuoncuts.cfg_max_DEta_wrt_matchedMCHMID, dimuoncuts.cfg_max_DPhi_wrt_matchedMCHMID); // this is relevant for global muons
fDimuonCut.SetMFTHitMap(dimuoncuts.requireMFTHitMap, dimuoncuts.requiredMFTDisks);
fDimuonCut.SetSlopeAndInterceptDRvsChi2MCHMFT(dimuoncuts.cfg_slope_dr_chi2MatchMFTMCH, dimuoncuts.cfg_intercept_dr_chi2MatchMFTMCH);
}

template <typename TTrack, typename TMCParticles>
Expand Down
7 changes: 7 additions & 0 deletions PWGEM/Dilepton/Core/DimuonCut.cxx
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Expand Up @@ -147,3 +147,10 @@ void DimuonCut::SetMaxdPtdEtadPhiwrtMCHMID(float reldPtMax, float dEtaMax, float
LOG(info) << "Dimuon Cut, set max deta between MFT-MCH-MID and associated MCH-MID: " << mMaxdEtawrtMCHMID;
LOG(info) << "Dimuon Cut, set max dphi between MFT-MCH-MID and associated MCH-MID: " << mMaxdPhiwrtMCHMID;
}
void DimuonCut::SetSlopeAndInterceptDRvsChi2MCHMFT(float slope, float intercept)
{
mSlope_dr_chi2MatchMFTMCH = slope;
mIntercept_dr_chi2MatchMFTMCH = intercept;
LOG(info) << "Dimuon Cut, set slope between dr and chi2MCHMFT: " << mSlope_dr_chi2MatchMFTMCH;
LOG(info) << "Dimuon Cut, set intercept between dr and chi2MCHMFT: " << mIntercept_dr_chi2MatchMFTMCH;
}
10 changes: 10 additions & 0 deletions PWGEM/Dilepton/Core/DimuonCut.h
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Expand Up @@ -64,6 +64,7 @@ class DimuonCut : public TNamed
kPDCA,
kMFTHitMap,
kDPtDEtaDPhiwrtMCHMID,
kDr_MatchingChi2MCHMFT_2D,
kNCuts
};

Expand Down Expand Up @@ -172,6 +173,9 @@ class DimuonCut : public TNamed
if (track.trackType() == static_cast<uint8_t>(o2::aod::fwdtrack::ForwardTrackTypeEnum::GlobalMuonTrack) && !IsSelectedTrack(track, DimuonCuts::kDPtDEtaDPhiwrtMCHMID)) {
return false;
}
if (track.trackType() == static_cast<uint8_t>(o2::aod::fwdtrack::ForwardTrackTypeEnum::GlobalMuonTrack) && !IsSelectedTrack(track, DimuonCuts::kDr_MatchingChi2MCHMFT_2D)) {
return false;
}

return true;
}
Expand Down Expand Up @@ -232,6 +236,9 @@ class DimuonCut : public TNamed
case DimuonCuts::kDPtDEtaDPhiwrtMCHMID:
return std::fabs(track.ptMatchedMCHMID() - track.pt()) / track.pt() < mMaxReldPtwrtMCHMID && std::sqrt(std::pow((track.etaMatchedMCHMID() - track.eta()) / mMaxdEtawrtMCHMID, 2) + std::pow((track.phiMatchedMCHMID() - track.phi()) / mMaxdPhiwrtMCHMID, 2)) < 1.f;

case DimuonCuts::kDr_MatchingChi2MCHMFT_2D:
return mSlope_dr_chi2MatchMFTMCH * track.chi2MatchMCHMFT() + mIntercept_dr_chi2MatchMFTMCH < std::sqrt(std::pow(track.etaMatchedMCHMID() - track.eta(), 2) + std::pow(track.phiMatchedMCHMID() - track.phi(), 2));

default:
return false;
}
Expand Down Expand Up @@ -259,6 +266,7 @@ class DimuonCut : public TNamed
void SetMaxPDCARabsDep(std::function<float(float)> RabsDepCut);
void SetMFTHitMap(bool flag, std::vector<int> hitMap);
void SetMaxdPtdEtadPhiwrtMCHMID(float reldPtMax, float dEtaMax, float dPhiMax); // this is relevant for global muons
void SetSlopeAndInterceptDRvsChi2MCHMFT(float slope, float intercept); // this is relevant for global muons

private:
// pair cuts
Expand Down Expand Up @@ -290,6 +298,8 @@ class DimuonCut : public TNamed
float mMaxReldPtwrtMCHMID{1e10f}, mMaxdEtawrtMCHMID{1e10f}, mMaxdPhiwrtMCHMID{1e10f};
bool mApplyMFTHitMap{false};
std::vector<int> mRequiredMFTDisks{};
float mSlope_dr_chi2MatchMFTMCH{-0.15 / 30};
float mIntercept_dr_chi2MatchMFTMCH{1e+10};

ClassDef(DimuonCut, 1);
};
Expand Down
6 changes: 6 additions & 0 deletions PWGEM/Dilepton/Core/SingleTrackQC.h
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Expand Up @@ -211,6 +211,8 @@ struct SingleTrackQC {
Configurable<float> cfg_max_DPhi_wrt_matchedMCHMID{"cfg_max_DPhi_wrt_matchedMCHMID", 1e+10f, "max. dphi between MFT-MCH-MID and MCH-MID"};
Configurable<bool> requireMFTHitMap{"requireMFTHitMap", false, "flag to apply MFT hit map"};
Configurable<std::vector<int>> requiredMFTDisks{"requiredMFTDisks", std::vector<int>{0}, "hit map on MFT disks [0,1,2,3,4]. logical-OR of each double-sided disk"};
Configurable<float> cfg_slope_dr_chi2MatchMFTMCH{"cfg_slope_dr_chi2MatchMFTMCH", -0.15 / 30, "slope of chiMatchMCHMFT vs. dR"};
Configurable<float> cfg_intercept_dr_chi2MatchMFTMCH{"cfg_intercept_dr_chi2MatchMFTMCH", 1e+10f, "intercept of chiMatchMCHMFT vs. dR"};
} dimuoncuts;

struct : ConfigurableGroup {
Expand Down Expand Up @@ -320,6 +322,7 @@ struct SingleTrackQC {
fRegistry.add("Track/positive/hChi2MatchMCHMID", "chi2 match MCH-MID;chi2", kTH1F, {{100, 0.0f, 100}}, false);
fRegistry.add("Track/positive/hChi2MatchMCHMFT", "chi2 match MCH-MFT;chi2", kTH1F, {{100, 0.0f, 100}}, false);
fRegistry.add("Track/positive/hMFTClusterMap", "MFT cluster map", kTH1F, {{1024, -0.5, 1023.5}}, false);
fRegistry.add("Track/positive/hdR_Chi2MatchMCHMFT", "dr vs. matching chi2 MCH-MFT;chi2 match MCH-MFT;#DeltaR;", kTH2F, {{200, 0, 50}, {200, 0, 0.5}}, false);
fRegistry.addClone("Track/positive/", "Track/negative/");
}
}
Expand Down Expand Up @@ -541,6 +544,7 @@ struct SingleTrackQC {
fDimuonCut.SetMaxPDCARabsDep([&](float rabs) { return (rabs < 26.5 ? 594.f : 324.f); });
fDimuonCut.SetMaxdPtdEtadPhiwrtMCHMID(dimuoncuts.cfg_max_relDPt_wrt_matchedMCHMID, dimuoncuts.cfg_max_DEta_wrt_matchedMCHMID, dimuoncuts.cfg_max_DPhi_wrt_matchedMCHMID); // this is relevant for global muons
fDimuonCut.SetMFTHitMap(dimuoncuts.requireMFTHitMap, dimuoncuts.requiredMFTDisks);
fDimuonCut.SetSlopeAndInterceptDRvsChi2MCHMFT(dimuoncuts.cfg_slope_dr_chi2MatchMFTMCH, dimuoncuts.cfg_intercept_dr_chi2MatchMFTMCH);
}

template <typename TTrack>
Expand Down Expand Up @@ -675,6 +679,7 @@ struct SingleTrackQC {
fRegistry.fill(HIST("Track/positive/hChi2MatchMCHMID"), track.chi2MatchMCHMID());
fRegistry.fill(HIST("Track/positive/hChi2MatchMCHMFT"), track.chi2MatchMCHMFT());
fRegistry.fill(HIST("Track/positive/hMFTClusterMap"), track.mftClusterMap());
fRegistry.fill(HIST("Track/positive/hdR_Chi2MatchMCHMFT"), track.chi2MatchMCHMFT(), std::sqrt(deta * deta + dphi * dphi));
} else {
fRegistry.fill(HIST("Track/negative/hs"), track.pt(), track.eta(), track.phi(), dca_xy, weight);
fRegistry.fill(HIST("Track/negative/hEtaPhi_MatchMCHMID"), track.phiMatchedMCHMID(), track.etaMatchedMCHMID(), weight);
Expand All @@ -698,6 +703,7 @@ struct SingleTrackQC {
fRegistry.fill(HIST("Track/negative/hChi2MatchMCHMID"), track.chi2MatchMCHMID());
fRegistry.fill(HIST("Track/negative/hChi2MatchMCHMFT"), track.chi2MatchMCHMFT());
fRegistry.fill(HIST("Track/negative/hMFTClusterMap"), track.mftClusterMap());
fRegistry.fill(HIST("Track/negative/hdR_Chi2MatchMCHMFT"), track.chi2MatchMCHMFT(), std::sqrt(deta * deta + dphi * dphi));
}
}

Expand Down
6 changes: 6 additions & 0 deletions PWGEM/Dilepton/Core/SingleTrackQCMC.h
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Expand Up @@ -218,6 +218,8 @@ struct SingleTrackQCMC {
Configurable<float> cfg_max_DPhi_wrt_matchedMCHMID{"cfg_max_DPhi_wrt_matchedMCHMID", 1e+10f, "max. dphi between MFT-MCH-MID and MCH-MID"};
Configurable<bool> requireMFTHitMap{"requireMFTHitMap", false, "flag to apply MFT hit map"};
Configurable<std::vector<int>> requiredMFTDisks{"requiredMFTDisks", std::vector<int>{0}, "hit map on MFT disks [0,1,2,3,4]. logical-OR of each double-sided disk"};
Configurable<float> cfg_slope_dr_chi2MatchMFTMCH{"cfg_slope_dr_chi2MatchMFTMCH", -0.15 / 30, "slope of chiMatchMCHMFT vs. dR"};
Configurable<float> cfg_intercept_dr_chi2MatchMFTMCH{"cfg_intercept_dr_chi2MatchMFTMCH", 1e+10f, "intercept of chiMatchMCHMFT vs. dR"};
Configurable<bool> rejectWrongMatch{"rejectWrongMatch", false, "flag to reject wrong match between MFT and MCH-MID"}; // this is only for MC study, as we don't know correct match in data.
} dimuoncuts;

Expand Down Expand Up @@ -366,6 +368,7 @@ struct SingleTrackQCMC {
fRegistry.add("Track/PromptLF/positive/hPtGen_DeltaPtOverPtGen", "muon p_{T} resolution;p_{T}^{gen} (GeV/c);(p_{T}^{rec} - p_{T}^{gen})/p_{T}^{gen}", kTH2F, {{200, 0, 10}, {200, -1.0f, 1.0f}}, true);
fRegistry.add("Track/PromptLF/positive/hPtGen_DeltaEta", "muon #eta resolution;p_{T}^{gen} (GeV/c);#eta^{rec} - #eta^{gen}", kTH2F, {{200, 0, 10}, {100, -0.05f, 0.05f}}, true);
fRegistry.add("Track/PromptLF/positive/hPtGen_DeltaPhi", "muon #varphi resolution;p_{T}^{gen} (GeV/c);#varphi^{rec} - #varphi^{gen} (rad.)", kTH2F, {{200, 0, 10}, {100, -0.05f, 0.05f}}, true);
fRegistry.add("Track/PromptLF/positive/hdR_Chi2MatchMCHMFT", "dr vs. matching chi2 MCH-MFT;chi2 match MCH-MFT;#DeltaR;", kTH2F, {{200, 0, 50}, {200, 0, 0.5}}, false);
}
fRegistry.addClone("Track/PromptLF/positive/", "Track/PromptLF/negative/");
fRegistry.addClone("Track/PromptLF/", "Track/NonPromptLF/");
Expand Down Expand Up @@ -584,6 +587,7 @@ struct SingleTrackQCMC {
fDimuonCut.SetMaxPDCARabsDep([&](float rabs) { return (rabs < 26.5 ? 594.f : 324.f); });
fDimuonCut.SetMaxdPtdEtadPhiwrtMCHMID(dimuoncuts.cfg_max_relDPt_wrt_matchedMCHMID, dimuoncuts.cfg_max_DEta_wrt_matchedMCHMID, dimuoncuts.cfg_max_DPhi_wrt_matchedMCHMID); // this is relevant for global muons
fDimuonCut.SetMFTHitMap(dimuoncuts.requireMFTHitMap, dimuoncuts.requiredMFTDisks);
fDimuonCut.SetSlopeAndInterceptDRvsChi2MCHMFT(dimuoncuts.cfg_slope_dr_chi2MatchMFTMCH, dimuoncuts.cfg_intercept_dr_chi2MatchMFTMCH);
}

template <bool isSmeared, typename T>
Expand Down Expand Up @@ -781,6 +785,7 @@ struct SingleTrackQCMC {
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("positive/hChi2MatchMCHMID"), track.chi2MatchMCHMID());
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("positive/hChi2MatchMCHMFT"), track.chi2MatchMCHMFT());
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("positive/hMFTClusterMap"), track.mftClusterMap());
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("positive/hdR_Chi2MatchMCHMFT"), track.chi2MatchMCHMFT(), std::sqrt(deta * deta + dphi * dphi));
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("positive/hPtGen_DeltaPtOverPtGen"), mctrack.pt(), (track.pt() - mctrack.pt()) / mctrack.pt());
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("positive/hPtGen_DeltaEta"), mctrack.pt(), track.eta() - mctrack.eta());
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("positive/hPtGen_DeltaPhi"), mctrack.pt(), track.phi() - mctrack.phi());
Expand Down Expand Up @@ -813,6 +818,7 @@ struct SingleTrackQCMC {
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("negative/hChi2MatchMCHMID"), track.chi2MatchMCHMID());
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("negative/hChi2MatchMCHMFT"), track.chi2MatchMCHMFT());
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("negative/hMFTClusterMap"), track.mftClusterMap());
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("negative/hdR_Chi2MatchMCHMFT"), track.chi2MatchMCHMFT(), std::sqrt(deta * deta + dphi * dphi));
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("negative/hPtGen_DeltaPtOverPtGen"), mctrack.pt(), (track.pt() - mctrack.pt()) / mctrack.pt());
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("negative/hPtGen_DeltaEta"), mctrack.pt(), track.eta() - mctrack.eta());
fRegistry.fill(HIST("Track/") + HIST(lepton_source_types[lepton_source_id]) + HIST("negative/hPtGen_DeltaPhi"), mctrack.pt(), track.phi() - mctrack.phi());
Expand Down
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