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[PWGHF] Add normalized decay length to Omegac0 DCAFitter ML inputs #18576

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Merged
fcatalan92 merged 1 commit into from
Nov 4, 2026
Merged

[PWGHF] Add normalized decay length to Omegac0 DCAFitter ML inputs #18576

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5 changes: 4 additions & 1 deletion PWGHF/Core/HfMlResponseOmegacToOmegaPiQa.h
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Original file line number Diff line number Diff line change
Expand Up @@ -70,6 +70,7 @@ enum class InputFeaturesOmegacToOmegaPi : uint8_t {
impactParCascZ,
cosPACharmBaryon,
cosPACasc,
normDecayLenCharmBar,

// KFParticle variables
cosPaOmegacToPv,
Expand Down Expand Up @@ -136,6 +137,7 @@ class HfMlResponseOmegacToOmegaPi : public HfMlResponse<TypeOutputScore>
CHECK_AND_FILL_VEC_OMEGAC0(impactParCascZ);
CHECK_AND_FILL_VEC_OMEGAC0(cosPACharmBaryon);
CHECK_AND_FILL_VEC_OMEGAC0(cosPACasc);
CHECK_AND_FILL_VEC_OMEGAC0(normDecayLenCharmBar);
}
}

Expand Down Expand Up @@ -192,7 +194,8 @@ class HfMlResponseOmegacToOmegaPi : public HfMlResponse<TypeOutputScore>
FILL_MAP_OMEGAC0(impactParCascXY),
FILL_MAP_OMEGAC0(impactParCascZ),
FILL_MAP_OMEGAC0(cosPACharmBaryon),
FILL_MAP_OMEGAC0(cosPACasc)};
FILL_MAP_OMEGAC0(cosPACasc),
FILL_MAP_OMEGAC0(normDecayLenCharmBar)};

MlResponse<TypeOutputScore>::mAvailableInputFeatures.insert(mapDcaFeatures.begin(), mapDcaFeatures.end());
}
Expand Down
6 changes: 5 additions & 1 deletion PWGHF/DataModel/CandidateReconstructionTables.h
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Expand Up @@ -1222,6 +1222,9 @@ DECLARE_SOA_DYNAMIC_COLUMN(PtPiFromCharmBaryon, ptPiFromCharmBaryon,
DECLARE_SOA_DYNAMIC_COLUMN(PtKaFromCasc, ptKaFromCasc,
[](float px, float py) -> float { return RecoDecay::pt(px, py); });

DECLARE_SOA_DYNAMIC_COLUMN(NormDecayLenCharmBar, normDecayLenCharmBar,
[](float decLen, float errDecLen) -> float { return decLen / errDecLen; });

} // end of namespace hf_cand_xic0_omegac0

// declare dedicated Omegac and Xic to Xi Pi candidate table
Expand Down Expand Up @@ -1288,7 +1291,8 @@ DECLARE_SOA_TABLE(HfCandToOmegaPi, "AOD", "HFCANDTOOMEGAPI",
hf_cand_xic0_omegac0::DcaXYToPvV0Dau0, hf_cand_xic0_omegac0::DcaXYToPvV0Dau1, hf_cand_xic0_omegac0::DcaXYToPvCascDau,
hf_cand_xic0_omegac0::DcaZToPvV0Dau0, hf_cand_xic0_omegac0::DcaZToPvV0Dau1, hf_cand_xic0_omegac0::DcaZToPvCascDau,
hf_cand_xic0_omegac0::DcaCascDau, hf_cand_xic0_omegac0::DcaV0Dau, hf_cand_xic0_omegac0::DcaCharmBaryonDau,
hf_cand_xic0_omegac0::DecLenCharmBaryon, hf_cand_xic0_omegac0::DecLenCascade, hf_cand_xic0_omegac0::DecLenV0, hf_cand_xic0_omegac0::ErrorDecayLengthCharmBaryon, hf_cand_xic0_omegac0::ErrorDecayLengthXYCharmBaryon, hf_track_index::HFflag);
hf_cand_xic0_omegac0::DecLenCharmBaryon, hf_cand_xic0_omegac0::DecLenCascade, hf_cand_xic0_omegac0::DecLenV0, hf_cand_xic0_omegac0::ErrorDecayLengthCharmBaryon, hf_cand_xic0_omegac0::ErrorDecayLengthXYCharmBaryon, hf_track_index::HFflag,
hf_cand_xic0_omegac0::NormDecayLenCharmBar<hf_cand_xic0_omegac0::DecLenCharmBaryon, hf_cand_xic0_omegac0::ErrorDecayLengthCharmBaryon>);

DECLARE_SOA_TABLE(HfCandToOmegaK, "AOD", "HFCANDTOOMEGAK",
o2::soa::Index<>,
Expand Down
2 changes: 1 addition & 1 deletion PWGHF/TableProducer/treeCreatorOmegac0ToOmegaPiQa.cxx
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Expand Up @@ -377,7 +377,7 @@ struct HfTreeCreatorToOmegaPiQa {
candidate.errorDecayLengthCharmBaryon(),
candidate.impactParCascXY() / candidate.errImpactParCascXY(),
candidate.impactParBachFromCharmBaryonXY() / candidate.errImpactParBachFromCharmBaryonXY(),
candidate.decLenCharmBaryon() / candidate.errorDecayLengthCharmBaryon(),
candidate.normDecayLenCharmBar(),
candidate.template bachelorFromCharmBaryon_as<MyTrackTable>().isGlobalTrackWoDCA(),
candidate.template bachelorFromCharmBaryon_as<MyTrackTable>().itsNCls(),
candidate.template bachelorFromCharmBaryon_as<MyTrackTable>().tpcNClsCrossedRows(),
Expand Down
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