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[PWGHF] Add ML processing for data in D+ tree creator #18037

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Merged
fgrosa merged 1 commit into from
Sep 24, 2026
+69 −5
Merged

[PWGHF] Add ML processing for data in D+ tree creator #18037

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74 changes: 69 additions & 5 deletions PWGHF/TableProducer/treeCreatorDplusToPiKPi.cxx
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Original file line number Diff line number Diff line change
Expand Up @@ -317,12 +317,18 @@ struct HfTreeCreatorDplusToPiKPi {

std::vector<float> outputMl = {-999., -999.};
if constexpr (DoMl) {
for (unsigned int iclass = 0; iclass < classMlIndexes->size(); iclass++) {
outputMl[iclass] = candidate.mlProbDplusToPiKPi()[classMlIndexes->at(iclass)];
if (candidate.mlProbDplusToPiKPi().empty()) {
rowCandidateMl(
-999.,
-999.);
} else {
for (unsigned int iclass = 0; iclass < classMlIndexes->size(); iclass++) {
outputMl[iclass] = candidate.mlProbDplusToPiKPi()[classMlIndexes->at(iclass)];
}
rowCandidateMl(
outputMl[0],
outputMl[1]);
}
rowCandidateMl(
outputMl[0],
outputMl[1]);
}

float cent{-1.};
Expand Down Expand Up @@ -494,6 +500,35 @@ struct HfTreeCreatorDplusToPiKPi {

PROCESS_SWITCH(HfTreeCreatorDplusToPiKPi, processData, "Process data", true);

void processDataWMl(aod::Collisions const& collisions,
soa::Filtered<soa::Join<aod::HfCand3ProngWPidPiKa, aod::HfSelDplusToPiKPi, aod::HfMlDplusToPiKPi>> const& candidates,
TracksWPid const&)
{
// Filling event properties
rowCandidateFullEvents.reserve(collisions.size());
for (const auto& collision : collisions) {
fillEvent(collision, 0, 1);
}

// Filling candidate properties
if (fillCandidateLiteTable) {
rowCandidateLite.reserve(candidates.size());
} else {
rowCandidateFull.reserve(candidates.size());
}
for (const auto& candidate : candidates) {
if (downSampleBkgFactor < 1.) {
float const pseudoRndm = candidate.ptProng0() * 1000. - static_cast<int64_t>(candidate.ptProng0() * 1000);
if (candidate.pt() < ptMaxForDownSample && pseudoRndm >= downSampleBkgFactor) {
continue;
}
}
fillCandidateTable<aod::Collisions, false, true>(candidate);
}
}

PROCESS_SWITCH(HfTreeCreatorDplusToPiKPi, processDataWMl, "Process data with ML", false);

void processDataWCent(CollisionsCent const& collisions,
soa::Filtered<soa::Join<aod::HfCand3ProngWPidPiKa, aod::HfSelDplusToPiKPi>> const& candidates,
TracksWPid const&)
Expand Down Expand Up @@ -523,6 +558,35 @@ struct HfTreeCreatorDplusToPiKPi {

PROCESS_SWITCH(HfTreeCreatorDplusToPiKPi, processDataWCent, "Process data with cent", false);

void processDataWCentMl(CollisionsCent const& collisions,
soa::Filtered<soa::Join<aod::HfCand3ProngWPidPiKa, aod::HfSelDplusToPiKPi, aod::HfMlDplusToPiKPi>> const& candidates,
TracksWPid const&)
{
// Filling event properties
rowCandidateFullEvents.reserve(collisions.size());
for (const auto& collision : collisions) {
fillEvent(collision, 0, 1);
}

// Filling candidate properties
if (fillCandidateLiteTable) {
rowCandidateLite.reserve(candidates.size());
} else {
rowCandidateFull.reserve(candidates.size());
}
for (const auto& candidate : candidates) {
if (downSampleBkgFactor < 1.) {
float const pseudoRndm = candidate.ptProng0() * 1000. - static_cast<int64_t>(candidate.ptProng0() * 1000);
if (candidate.pt() < ptMaxForDownSample && pseudoRndm >= downSampleBkgFactor) {
continue;
}
}
fillCandidateTable<CollisionsCent, false, true>(candidate);
}
}

PROCESS_SWITCH(HfTreeCreatorDplusToPiKPi, processDataWCentMl, "Process data with cent and ML", false);

template <bool ApplyMl = false, typename CandTypeMcRec, typename CandTypeMcGen, typename CollType>
void fillMcTables(CollType const& collisions,
aod::McCollisions const&,
Expand Down
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