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Remove neutrinos from reclustered jet collections in 14_1_X #426

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merged 2 commits into from
Feb 18, 2025
+25 −25
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Remove neutrinos from reclustered jet collections in 14_1_X #426

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52be07c
Remove neutrinos from reclustered jet collections
Feb 6, 2025
f0b2fb0
Do not recluster jets for matching for miniAOD jets
Feb 7, 2025
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4 changes: 3 additions & 1 deletion HeavyIonsAnalysis/Configuration/test/forest_miniAOD_run3_MC.py
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Original file line number Diff line number Diff line change
Expand Up @@ -145,6 +145,8 @@
doBtagging = False # Note that setting to True increases computing time a lot

# 0 means use original mini-AOD jets, otherwise use R value, e.g., 3,4,8
# Generator level jets in original miniAOD jets contain neutrinos
# You will need to do reclustering with R-value to get generator level jets without neutrinos
# Add all the values you want to process to the list
# These will create collections of CS subtracted jets (only eta dependent background)
jetLabelsCS = ["4"]
Expand Down Expand Up @@ -175,7 +177,7 @@
getattr(process,"akCs"+jetLabel+"PFJetAnalyzer").jetAbsEtaMax = cms.untracked.double(jetAbsEtaMax)
getattr(process,"akCs"+jetLabel+"PFJetAnalyzer").rParam = 0.4 if jetLabel=="0" else float(jetLabel.replace("Flow",""))*0.1
getattr(process,"akCs"+jetLabel+"PFJetAnalyzer").jetFlavourInfos = "ak"+jetLabel+"PFUnsubJetFlavourInfos"
if jetLabel!="0": getattr(process,"akCs"+jetLabel+"PFJetAnalyzer").genjetTag = "ak"+jetLabel+"GenJetsWithNu"
if jetLabel != "0": getattr(process,"akCs"+jetLabel+"PFJetAnalyzer").genjetTag = "ak"+jetLabel+"GenJetsReclusterNoNu"
if doBtagging:
getattr(process,"akCs"+jetLabel+"PFJetAnalyzer").pfJetProbabilityBJetTag = cms.untracked.string("pfJetProbabilityBJetTagsAK"+jetLabel+"PFBtag")
getattr(process,"akCs"+jetLabel+"PFJetAnalyzer").pfUnifiedParticleTransformerAK4JetTags = cms.untracked.string("pfUnifiedParticleTransformerAK4JetTagsAK"+jetLabel+"PFBtag")
Expand Down
6 changes: 4 additions & 2 deletions HeavyIonsAnalysis/Configuration/test/forest_miniAOD_run3_ppref_MC.py
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Original file line number Diff line number Diff line change
Expand Up @@ -143,8 +143,10 @@
doBtagging = False # Note that setting to True increases computing time a lot

# 0 means use original mini-AOD jets, otherwise use R value, e.g., 3,4,8
# Generator level jets in original miniAOD jets contain neutrinos
# You will need to do reclustering with R-value to get generator level jets without neutrinos
# Add all the values you want to process to the list
jetLabels = ["0"]
jetLabels = ["4"]

# add candidate tagging for all selected jet radii
from HeavyIonsAnalysis.JetAnalysis.setupJets_ppRef_cff import candidateBtaggingMiniAOD
Expand All @@ -165,7 +167,7 @@
getattr(process,"ak"+jetLabel+"PFJetAnalyzer").jetAbsEtaMax = cms.untracked.double(jetAbsEtaMax)
getattr(process,"ak"+jetLabel+"PFJetAnalyzer").rParam = 0.4 if jetLabel=="0" else float(jetLabel)*0.1
getattr(process,"ak"+jetLabel+"PFJetAnalyzer").jetFlavourInfos = "ak"+jetLabel+"PFFlavourInfos"
if jetLabel!="0": getattr(process,"ak"+jetLabel+"PFJetAnalyzer").genjetTag = "ak"+jetLabel+"GenJetsWithNu"
if jetLabel != "0": getattr(process,"ak"+jetLabel+"PFJetAnalyzer").genjetTag = "ak"+jetLabel+"GenJetsReclusterNoNu"
if doBtagging:
getattr(process,"ak"+jetLabel+"PFJetAnalyzer").pfJetProbabilityBJetTag = cms.untracked.string("pfJetProbabilityBJetTagsAK"+jetLabel+"PFCHSBtag")
getattr(process,"ak"+jetLabel+"PFJetAnalyzer").pfUnifiedParticleTransformerAK4JetTags = cms.untracked.string("pfUnifiedParticleTransformerAK4JetTagsAK"+jetLabel+"PFCHSBtag")
Expand Down
2 changes: 1 addition & 1 deletion HeavyIonsAnalysis/JetAnalysis/python/ak4PFJetSequence_ppref_mc_cff.py
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Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,7 @@

ak4PFJetAnalyzer = inclusiveJetAnalyzer.clone(
jetTag = cms.InputTag("slimmedJets"),
genjetTag = 'ak4GenJetsNoNu',
genjetTag = 'slimmedGenJets',
rParam = 0.4,
fillGenJets = True,
isMC = True,
Expand Down
17 changes: 7 additions & 10 deletions HeavyIonsAnalysis/JetAnalysis/python/setupJets_PbPb_cff.py
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Original file line number Diff line number Diff line change
Expand Up @@ -62,28 +62,25 @@ def candidateBtaggingMiniAOD(process, isMC = True, jetPtMin = 15, jetCorrLevels
process.allPartons = allPartons.clone(
src = 'hiSignalGenParticles'
)

# Reclusted generator level jets without neutrinos
from RecoJets.JetProducers.ak4GenJets_cfi import ak4GenJets
setattr(process,"ak"+labelR+"GenJetsWithNu",
ak4GenJets.clone(
src = 'packedGenParticlesSignal',
rParam = jetR
)
)
process.packedGenParticlesForJetsNoNu = cms.EDFilter("CandPtrSelector",
src = cms.InputTag("packedGenParticlesSignal"),
cut = cms.string("abs(pdgId) != 12 && abs(pdgId) != 14 && abs(pdgId) != 16")
)
setattr(process,"ak"+labelR+"GenJetsRecluster",

setattr(process,"ak"+labelR+"GenJetsReclusterNoNu",
ak4GenJets.clone(
src = 'packedGenParticlesForJetsNoNu'
)
)

# We need to be careful not to override the previous genTask in case several different jet radii are defined in the forest configuration file
if hasattr(process, "genTask"):
process.genTask.add(getattr(process,"ak"+labelR+"GenJetsWithNu"), getattr(process,"ak"+labelR+"GenJetsRecluster"))
process.genTask.add(getattr(process,"ak"+labelR+"GenJetsReclusterNoNu"))
else:
process.genTask = cms.Task(process.hiSignalGenParticles, process.allPartons, getattr(process,"ak"+labelR+"GenJetsWithNu"), process.packedGenParticlesForJetsNoNu, getattr(process,"ak"+labelR+"GenJetsRecluster"))
process.genTask = cms.Task(process.hiSignalGenParticles, process.allPartons, process.packedGenParticlesForJetsNoNu, getattr(process,"ak"+labelR+"GenJetsReclusterNoNu"))

# Remake secondary vertices
from RecoVertex.AdaptiveVertexFinder.inclusiveVertexing_cff import inclusiveCandidateVertexFinder, candidateVertexMerger, candidateVertexArbitrator, inclusiveCandidateSecondaryVertices
Expand Down Expand Up @@ -132,7 +129,7 @@ def candidateBtaggingMiniAOD(process, isMC = True, jetPtMin = 15, jetCorrLevels
matchedGenJets = ""
if isMC:
if labelR == "0": matchedGenJets = "slimmedGenJets"
else: matchedGenJets = "ak"+labelR+"GenJetsWithNu"
else: matchedGenJets = "ak"+labelR+"GenJetsReclusterNoNu"


from PhysicsTools.PatAlgos.tools.jetTools import addJetCollection
Expand Down
21 changes: 10 additions & 11 deletions HeavyIonsAnalysis/JetAnalysis/python/setupJets_ppRef_cff.py
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Original file line number Diff line number Diff line change
Expand Up @@ -56,27 +56,26 @@ def candidateBtaggingMiniAOD(process, isMC = True, jetPtMin = 15, jetCorrLevels
process.allPartons = allPartons.clone(
src = 'hiSignalGenParticles'
)

# Define generator level jets without neutrinos
from RecoJets.JetProducers.ak4GenJets_cfi import ak4GenJets
setattr(process,"ak"+labelR+"GenJetsWithNu",
ak4GenJets.clone(
src = 'packedGenParticles',
rParam = jetR
)
)

process.packedGenParticlesForJetsNoNu = cms.EDFilter("CandPtrSelector",
src = cms.InputTag("packedGenParticles"),
cut = cms.string("abs(pdgId) != 12 && abs(pdgId) != 14 && abs(pdgId) != 16")
)
setattr(process,"ak"+labelR+"GenJetsRecluster",

setattr(process,"ak"+labelR+"GenJetsReclusterNoNu",
ak4GenJets.clone(
src = 'packedGenParticlesForJetsNoNu'
src = 'packedGenParticlesForJetsNoNu',
rParam = jetR
)
)
# We need to be careful not to override the previous genTask in case several different jet radii are defined in the forest configuration file
if hasattr(process, "genTask"):
process.genTask.add(getattr(process,"ak"+labelR+"GenJetsWithNu"), getattr(process,"ak"+labelR+"GenJetsRecluster"))
process.genTask.add( getattr(process,"ak"+labelR+"GenJetsReclusterNoNu"))
else:
process.genTask = cms.Task(process.hiSignalGenParticles, process.allPartons, getattr(process,"ak"+labelR+"GenJetsWithNu"), process.packedGenParticlesForJetsNoNu, getattr(process,"ak"+labelR+"GenJetsRecluster"))
process.genTask = cms.Task(process.hiSignalGenParticles, process.allPartons, process.packedGenParticlesForJetsNoNu, getattr(process,"ak"+labelR+"GenJetsReclusterNoNu"))


# Create unsubtracted reco jets
Expand Down Expand Up @@ -109,7 +108,7 @@ def candidateBtaggingMiniAOD(process, isMC = True, jetPtMin = 15, jetCorrLevels
matchedGenJets = ""
if isMC:
if labelR == "0": matchedGenJets = "slimmedGenJets"
else: matchedGenJets = "ak"+labelR+"GenJetsWithNu"
else: matchedGenJets = "ak"+labelR+"GenJetsReclusterNoNu"


svSource = cms.InputTag("slimmedSecondaryVertices")
Expand Down