ZmmgSkim_cff Namespace Reference

Variables
tuple	ZmmgCandidates
	____________________________________________________________________________
tuple	ZmmgDimuonFilter
	Require at least one dimuon candidate.
tuple	ZmmgDimuons
	Build dimuon candidates.
tuple	ZmmgDimuonSequence
	Put together the dimuon sequence.
tuple	ZmmgFilter
	Require at least one mu-mu-gamma candidate passing the cuts.
tuple	ZmmgHLTFilter = copy.deepcopy(hltHighLevel)
tuple	ZmmgLeadingMuons
	Require a harder pt cut on the leading leg.
tuple	ZmmgMergedSuperClusters
	____________________________________________________________________________
tuple	ZmmgPhotonCandidates
	Build candidates from all the merged superclusters.
tuple	ZmmgPhotons
	Select photon candidates with Et > 5 GeV.
tuple	ZmmgPhotonSequence
	Put together the photon sequence.
tuple	ZmmgSequence
tuple	ZmmgSkimSeq
	____________________________________________________________________________
tuple	ZmmgTrailingMuons
	____________________________________________________________________________

---

Detailed Description

Defines the selection sequence ZmmgSkimSeq for the Zmmg skim for the 
RAW-RECO event content. It also defines several other modules and sequences
used: 
ZmmgHLTFilter
ZmmgTrailingMuons
ZmmgLeadingMuons
ZmmgDimuons
ZmmgDimuonFilter
ZmmgDimuonSequence
ZmmgMergedSuperClusters
ZmmgPhotonCandidates
ZmmgPhotons
ZmmgPhotonSequence
ZmmgCandidates
ZmmgFilter
ZmmgSequence

Jan Veverka, Caltech, 5 May 2012

---

Variable Documentation

tuple ZmmgSkim_cff::ZmmgCandidates

Initial value:

cms.EDProducer('CandViewShallowCloneCombiner',
    decay = cms.string('ZmmgDimuons ZmmgPhotons'),
    checkCharge = cms.bool(False),
    cut = cms.string('''
        daughter(0).daughter(1).pt + daughter(1).pt > 20 &
        min(deltaR(daughter(0).daughter(0).eta,
                   daughter(0).daughter(0).phi,
                   daughter(1).eta,
                   daughter(1).phi),
            deltaR(daughter(0).daughter(1).eta,
                   daughter(0).daughter(1).phi,
                   daughter(1).eta,
                   daughter(1).phi)) < 1.5 &
        mass + daughter(0).mass < 200 &
        mass > 40
        '''),
    )

____________________________________________________________________________

Build the mu-mu-gamma filter sequence ____________________________________________________________________________ Combine dimuons and photons to mumugamma candidates requiring 1. trailing muon pt + photon et > 20 GeV 2. distance between photon and near muon deltaR < 1.5 3. sum of invariant masses of the mmg and mm systems < 200 GeV 4. invariant mass of the mmg system > 40 GeV dimuon = daughter(0) leading muon = daughter(0).daughter(0) trailing muon = daughter(0).daughter(1) photon = daughter(1)

Definition at line 131 of file ZmmgSkim_cff.py.

tuple ZmmgSkim_cff::ZmmgDimuonFilter

Initial value:

cms.EDFilter('CandViewCountFilter',
    src = cms.InputTag('ZmmgDimuons'),
    minNumber = cms.uint32(1)
    )

Require at least one dimuon candidate.

Definition at line 69 of file ZmmgSkim_cff.py.

tuple ZmmgSkim_cff::ZmmgDimuons

Initial value:

cms.EDProducer('CandViewShallowCloneCombiner',
    decay = cms.string('ZmmgLeadingMuons@+ ZmmgTrailingMuons@-'),
    checkCharge = cms.bool(True),
    cut = cms.string('mass > 30'),
    )

Build dimuon candidates.

Definition at line 62 of file ZmmgSkim_cff.py.

tuple ZmmgSkim_cff::ZmmgDimuonSequence

Initial value:

cms.Sequence(
    ZmmgTrailingMuons *
    ZmmgLeadingMuons *
    ZmmgDimuons *
    ZmmgDimuonFilter
    )

Put together the dimuon sequence.

Definition at line 75 of file ZmmgSkim_cff.py.

tuple ZmmgSkim_cff::ZmmgFilter

Initial value:

cms.EDFilter('CandViewCountFilter',
    src = cms.InputTag('ZmmgCandidates'),
    minNumber = cms.uint32(1)
    )

Require at least one mu-mu-gamma candidate passing the cuts.

Definition at line 150 of file ZmmgSkim_cff.py.

tuple ZmmgSkim_cff::ZmmgHLTFilter = copy.deepcopy(hltHighLevel)

Definition at line 33 of file ZmmgSkim_cff.py.

tuple ZmmgSkim_cff::ZmmgLeadingMuons

Initial value:

cms.EDFilter('MuonSelector',
    src = cms.InputTag('ZmmgTrailingMuons'),
    cut = cms.string('pt > 20'),
    filter = cms.bool(True)                                
    )

Require a harder pt cut on the leading leg.

Definition at line 55 of file ZmmgSkim_cff.py.

tuple ZmmgSkim_cff::ZmmgMergedSuperClusters

Initial value:

cms.EDProducer('EgammaSuperClusterMerger',
    src = cms.VInputTag(
        cms.InputTag('correctedHybridSuperClusters'),
        cms.InputTag('correctedMulti5x5SuperClustersWithPreshower')
        )
    )

____________________________________________________________________________

Build the Supercluster/Photon Sequence ____________________________________________________________________________ Merge the barrel and endcap superclusters

Definition at line 89 of file ZmmgSkim_cff.py.

tuple ZmmgSkim_cff::ZmmgPhotonCandidates

Initial value:

cms.EDProducer('ConcreteEcalCandidateProducer',
    src = cms.InputTag('ZmmgMergedSuperClusters'),
    particleType = cms.string('gamma')
    )

Build candidates from all the merged superclusters.

Definition at line 97 of file ZmmgSkim_cff.py.

tuple ZmmgSkim_cff::ZmmgPhotons

Initial value:

cms.EDFilter('CandViewSelector',
    src = cms.InputTag('ZmmgPhotonCandidates'),
    cut = cms.string('et > 5'),
    filter = cms.bool(True)
    )

Select photon candidates with Et > 5 GeV.

Definition at line 103 of file ZmmgSkim_cff.py.

tuple ZmmgSkim_cff::ZmmgPhotonSequence

Initial value:

cms.Sequence(
    ZmmgMergedSuperClusters *
    ZmmgPhotonCandidates *
    ZmmgPhotons
    )

Put together the photon sequence.

Definition at line 110 of file ZmmgSkim_cff.py.

tuple ZmmgSkim_cff::ZmmgSequence

Initial value:

cms.Sequence(
    ZmmgCandidates *
    ZmmgFilter
    )

Definition at line 155 of file ZmmgSkim_cff.py.

tuple ZmmgSkim_cff::ZmmgSkimSeq

Initial value:

cms.Sequence(
    ZmmgHLTFilter *
    ZmmgDimuonSequence *
    ZmmgPhotonSequence *
    ZmmgSequence
    )

____________________________________________________________________________

Build the full selection sequence for the ZMuMuGammaSkim ____________________________________________________________________________

Definition at line 166 of file ZmmgSkim_cff.py.

tuple ZmmgSkim_cff::ZmmgTrailingMuons

Initial value:

cms.EDFilter('MuonSelector',
    src = cms.InputTag('muons'),
    cut = cms.string('''pt > 10 && 
                        abs(eta) < 2.4 && 
                        isGlobalMuon = 1 && 
                        isTrackerMuon = 1 && 
                        abs(innerTrack().dxy)<2.0'''),
    filter = cms.bool(True)                                
    )

____________________________________________________________________________

Build the Dimuon Sequence ____________________________________________________________________________ Get muons of needed quality for Z -> mumugamma

Definition at line 44 of file ZmmgSkim_cff.py.