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[15_0_X] Add PF GPU-CPU difference plots in DQM #48972

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Merged
merged 2 commits into from
Sep 30, 2025
Merged

[15_0_X] Add PF GPU-CPU difference plots in DQM #48972

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0aefba1
add GPU-CPU difference plots
waredjeb Sep 23, 2025
e270019
use deltaPhi
waredjeb Sep 24, 2025
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35 changes: 34 additions & 1 deletion DQM/PFTasks/plugins/PFHcalGPUComparisonTask.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,7 @@
#include "DataFormats/HcalDetId/interface/HcalSubdetector.h"
#include "DataFormats/Math/interface/Vector3D.h"
#include "DataFormats/Math/interface/deltaR.h"
#include "DataFormats/Math/interface/deltaPhi.h"
#include "DataFormats/ParticleFlowCandidate/interface/PFCandidate.h"
#include "DataFormats/ParticleFlowReco/interface/PFBlock.h"
#include "DataFormats/ParticleFlowReco/interface/PFBlockElementCluster.h"
Expand Down Expand Up @@ -80,6 +81,14 @@ class PFHcalGPUComparisonTask : public hcaldqm::DQTask {
MonitorElement* pfCluster_Phi_HostvsDevice_;
MonitorElement* pfCluster_DuplicateMatches_HostvsDevice_;

MonitorElement* pfCluster_Multiplicity_Diff_HostvsDevice_;
MonitorElement* pfCluster_Energy_Diff_HostvsDevice_;
MonitorElement* pfCluster_RecHitMultiplicity_Diff_HostvsDevice_;
MonitorElement* pfCluster_Layer_Diff_HostvsDevice_;
MonitorElement* pfCluster_Depth_Diff_HostvsDevice_;
MonitorElement* pfCluster_Eta_Diff_HostvsDevice_;
MonitorElement* pfCluster_Phi_Diff_HostvsDevice_;

std::string pfCaloGPUCompDir_;
};

Expand Down Expand Up @@ -129,6 +138,21 @@ void PFHcalGPUComparisonTask::bookHistograms(DQMStore::IBooker& ibooker, edm::Ru
histo = "pfCluster_DuplicateMatches_HostvsDevice";
histoAxis = "pfCluster_Duplicates_HostvsDevice;Cluster Duplicates Host;Cluster Duplicates Device";
pfCluster_DuplicateMatches_HostvsDevice_ = ibooker.book1I(histo, histoAxis, 100, 0., 1000);

pfCluster_Multiplicity_Diff_HostvsDevice_ = ibooker.book1D(
"MultiplicityDiff", "PFCluster Multiplicity Difference; (Reference - Target);#entries", 100, -2, 2);
pfCluster_Energy_Diff_HostvsDevice_ =
ibooker.book1D("EnergyDiff", "PFCluster Energy Difference; (Reference - Target);#entries", 100, -2, 2);
pfCluster_RecHitMultiplicity_Diff_HostvsDevice_ = ibooker.book1D(
"RHMultiplicityDiff", "PFCluster RecHit Multiplicity Difference; (Reference - Target);#entries", 100, -2, 2);
pfCluster_Layer_Diff_HostvsDevice_ =
ibooker.book1D("LayerDiff", "PFCluster Layer Difference; (Reference - Target);#entries", 100, -2, 2);
pfCluster_Depth_Diff_HostvsDevice_ =
ibooker.book1D("DepthDiff", "PFCluster Depth Difference; (Reference - Target);#entries", 100, -2, 2);
pfCluster_Eta_Diff_HostvsDevice_ =
ibooker.book1D("EtaDiff", "PFCluster #eta Difference; (Reference - Target);#entries", 100, -0.5, 0.5);
pfCluster_Phi_Diff_HostvsDevice_ =
ibooker.book1D("PhiDiff", "PFCluster #phi Difference; (Reference - Target);#entries", 100, -0.5, 0.5);
}

void PFHcalGPUComparisonTask::_resetMonitors(hcaldqm::UpdateFreq uf) { DQTask::_resetMonitors(uf); }
Expand All @@ -148,7 +172,7 @@ void PFHcalGPUComparisonTask::_process(edm::Event const& event, edm::EventSetup
LOGVERB("PFCaloGPUComparisonTask") << " PFCluster multiplicity " << pfClusters_ref->size() << " "
<< pfClusters_target->size();
pfCluster_Multiplicity_HostvsDevice_->Fill((float)pfClusters_ref->size(), (float)pfClusters_target->size());

pfCluster_Multiplicity_Diff_HostvsDevice_->Fill((float)pfClusters_ref->size() - (float)pfClusters_target->size());
//
// Find matching PF cluster pairs
std::vector<int> matched_idx;
Expand Down Expand Up @@ -192,6 +216,15 @@ void PFHcalGPUComparisonTask::_process(edm::Event const& event, edm::EventSetup
pfCluster_Depth_HostvsDevice_->Fill(pfClusters_ref->at(i).depth(), pfClusters_target->at(j).depth());
pfCluster_RecHitMultiplicity_HostvsDevice_->Fill((float)pfClusters_ref->at(i).recHitFractions().size(),
(float)pfClusters_target->at(j).recHitFractions().size());
pfCluster_Energy_Diff_HostvsDevice_->Fill(pfClusters_ref->at(i).energy() - pfClusters_target->at(j).energy());
pfCluster_RecHitMultiplicity_Diff_HostvsDevice_->Fill((float)pfClusters_ref->at(i).recHitFractions().size() -
(float)pfClusters_target->at(j).recHitFractions().size());
pfCluster_Layer_Diff_HostvsDevice_->Fill(pfClusters_ref->at(i).layer() - pfClusters_target->at(j).layer());
pfCluster_Depth_Diff_HostvsDevice_->Fill(pfClusters_ref->at(i).depth() - pfClusters_target->at(j).depth());
;
pfCluster_Eta_Diff_HostvsDevice_->Fill(pfClusters_ref->at(i).eta() - pfClusters_target->at(j).eta());
pfCluster_Phi_Diff_HostvsDevice_->Fill(
reco::deltaPhi(pfClusters_ref->at(i).phi(), pfClusters_target->at(j).phi()));
}
}
}
Expand Down