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LowPU_MixedTripletStep_cff.py
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LowPU_MixedTripletStep_cff.py
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import FWCore.ParameterSet.Config as cms
###############################################################
# Large impact parameter Tracking using mixed-triplet seeding #
###############################################################
from RecoLocalTracker.SubCollectionProducers.trackClusterRemover_cfi import *
mixedTripletStepClusters = trackClusterRemover.clone(
maxChi2 = cms.double(9.0),
trajectories = cms.InputTag("detachedTripletStepTracks"),
pixelClusters = cms.InputTag("siPixelClusters"),
stripClusters = cms.InputTag("siStripClusters"),
oldClusterRemovalInfo = cms.InputTag("detachedTripletStepClusters"),
overrideTrkQuals = cms.InputTag('detachedTripletStep'),
TrackQuality = cms.string('highPurity'),
minNumberOfLayersWithMeasBeforeFiltering = cms.int32(0),
)
# SEEDING LAYERS
mixedTripletStepSeedLayersA = cms.EDProducer("SeedingLayersEDProducer",
layerList = cms.vstring('BPix1+BPix2+BPix3',
'BPix1+BPix2+FPix1_pos', 'BPix1+BPix2+FPix1_neg',
'BPix1+FPix1_pos+FPix2_pos', 'BPix1+FPix1_neg+FPix2_neg',
'BPix2+FPix1_pos+FPix2_pos', 'BPix2+FPix1_neg+FPix2_neg',
'FPix1_pos+FPix2_pos+TEC1_pos', 'FPix1_neg+FPix2_neg+TEC1_neg',
'FPix1_pos+FPix2_pos+TEC2_pos', 'FPix1_neg+FPix2_neg+TEC2_neg',
'FPix2_pos+TEC2_pos+TEC3_pos', 'FPix2_neg+TEC2_neg+TEC3_neg'),
BPix = cms.PSet(
TTRHBuilder = cms.string('WithTrackAngle'),
HitProducer = cms.string('siPixelRecHits'),
skipClusters = cms.InputTag('mixedTripletStepClusters')
),
FPix = cms.PSet(
TTRHBuilder = cms.string('WithTrackAngle'),
HitProducer = cms.string('siPixelRecHits'),
skipClusters = cms.InputTag('mixedTripletStepClusters')
),
TEC = cms.PSet(
matchedRecHits = cms.InputTag("siStripMatchedRecHits","matchedRecHit"),
useRingSlector = cms.bool(True),
TTRHBuilder = cms.string('WithTrackAngle'), minGoodCharge = cms.double(2069),
minRing = cms.int32(1),
maxRing = cms.int32(1),
skipClusters = cms.InputTag('mixedTripletStepClusters')
)
)
# SEEDS
from RecoPixelVertexing.PixelTriplets.PixelTripletLargeTipGenerator_cfi import *
PixelTripletLargeTipGenerator.extraHitRZtolerance = 0.0
PixelTripletLargeTipGenerator.extraHitRPhitolerance = 0.0
import RecoTracker.TkSeedGenerator.GlobalSeedsFromTriplets_cff
mixedTripletStepSeedsA = RecoTracker.TkSeedGenerator.GlobalSeedsFromTriplets_cff.globalSeedsFromTriplets.clone()
mixedTripletStepSeedsA.OrderedHitsFactoryPSet.SeedingLayers = 'mixedTripletStepSeedLayersA'
mixedTripletStepSeedsA.OrderedHitsFactoryPSet.GeneratorPSet = cms.PSet(PixelTripletLargeTipGenerator)
mixedTripletStepSeedsA.SeedCreatorPSet.ComponentName = 'SeedFromConsecutiveHitsTripletOnlyCreator'
mixedTripletStepSeedsA.RegionFactoryPSet.RegionPSet.ptMin = 0.3
mixedTripletStepSeedsA.RegionFactoryPSet.RegionPSet.originHalfLength = 20.0
mixedTripletStepSeedsA.RegionFactoryPSet.RegionPSet.originRadius = 1.5
# SEEDING LAYERS
mixedTripletStepSeedLayersB = cms.EDProducer("SeedingLayersEDProducer",
layerList = cms.vstring('BPix2+BPix3+TIB1', 'BPix2+BPix3+TIB2'),
BPix = cms.PSet(
TTRHBuilder = cms.string('WithTrackAngle'),
HitProducer = cms.string('siPixelRecHits'),
skipClusters = cms.InputTag('mixedTripletStepClusters')
),
TIB = cms.PSet(
matchedRecHits = cms.InputTag("siStripMatchedRecHits","matchedRecHit"),
TTRHBuilder = cms.string('WithTrackAngle'), minGoodCharge = cms.double(2069),
skipClusters = cms.InputTag('mixedTripletStepClusters')
)
)
# SEEDS
from RecoPixelVertexing.PixelTriplets.PixelTripletLargeTipGenerator_cfi import *
PixelTripletLargeTipGenerator.extraHitRZtolerance = 0.0
PixelTripletLargeTipGenerator.extraHitRPhitolerance = 0.0
import RecoTracker.TkSeedGenerator.GlobalSeedsFromTriplets_cff
mixedTripletStepSeedsB = RecoTracker.TkSeedGenerator.GlobalSeedsFromTriplets_cff.globalSeedsFromTriplets.clone()
mixedTripletStepSeedsB.OrderedHitsFactoryPSet.SeedingLayers = 'mixedTripletStepSeedLayersB'
mixedTripletStepSeedsB.OrderedHitsFactoryPSet.GeneratorPSet = cms.PSet(PixelTripletLargeTipGenerator)
mixedTripletStepSeedsB.SeedCreatorPSet.ComponentName = 'SeedFromConsecutiveHitsTripletOnlyCreator'
mixedTripletStepSeedsB.RegionFactoryPSet.RegionPSet.ptMin = 0.4
mixedTripletStepSeedsB.RegionFactoryPSet.RegionPSet.originHalfLength = 15.0
mixedTripletStepSeedsB.RegionFactoryPSet.RegionPSet.originRadius = 1.5
mixedTripletStepSeedsB.SeedComparitorPSet = cms.PSet(
ComponentName = cms.string('PixelClusterShapeSeedComparitor'),
FilterAtHelixStage = cms.bool(False),
FilterPixelHits = cms.bool(True),
FilterStripHits = cms.bool(True),
ClusterShapeHitFilterName = cms.string('ClusterShapeHitFilter'),
ClusterShapeCacheSrc = cms.InputTag('siPixelClusterShapeCache')
)
import RecoTracker.TkSeedGenerator.GlobalCombinedSeeds_cfi
mixedTripletStepSeeds = RecoTracker.TkSeedGenerator.GlobalCombinedSeeds_cfi.globalCombinedSeeds.clone()
mixedTripletStepSeeds.seedCollections = cms.VInputTag(
cms.InputTag('mixedTripletStepSeedsA'),
cms.InputTag('mixedTripletStepSeedsB'),
)
# QUALITY CUTS DURING TRACK BUILDING
import TrackingTools.TrajectoryFiltering.TrajectoryFilter_cff
mixedTripletStepTrajectoryFilter = TrackingTools.TrajectoryFiltering.TrajectoryFilter_cff.CkfBaseTrajectoryFilter_block.clone(
maxLostHits = 0,
minimumNumberOfHits = 3,
minPt = 0.05
)
# Propagator taking into account momentum uncertainty in multiple scattering calculation.
import TrackingTools.MaterialEffects.MaterialPropagator_cfi
mixedTripletStepPropagator = TrackingTools.MaterialEffects.MaterialPropagator_cfi.MaterialPropagator.clone(
ComponentName = 'mixedTripletStepPropagator',
ptMin = 0.05
)
import TrackingTools.MaterialEffects.OppositeMaterialPropagator_cfi
mixedTripletStepPropagatorOpposite = TrackingTools.MaterialEffects.OppositeMaterialPropagator_cfi.OppositeMaterialPropagator.clone(
ComponentName = 'mixedTripletStepPropagatorOpposite',
ptMin = 0.05
)
import TrackingTools.KalmanUpdators.Chi2MeasurementEstimatorESProducer_cfi
mixedTripletStepChi2Est = TrackingTools.KalmanUpdators.Chi2MeasurementEstimatorESProducer_cfi.Chi2MeasurementEstimator.clone(
ComponentName = cms.string('mixedTripletStepChi2Est'),
nSigma = cms.double(3.0),
MaxChi2 = cms.double(25.0)
)
# TRACK BUILDING
import RecoTracker.CkfPattern.GroupedCkfTrajectoryBuilder_cfi
mixedTripletStepTrajectoryBuilder = RecoTracker.CkfPattern.GroupedCkfTrajectoryBuilder_cfi.GroupedCkfTrajectoryBuilder.clone(
MeasurementTrackerName = '',
trajectoryFilter = cms.PSet(refToPSet_ = cms.string('mixedTripletStepTrajectoryFilter')),
propagatorAlong = cms.string('mixedTripletStepPropagator'),
propagatorOpposite = cms.string('mixedTripletStepPropagatorOpposite'),
clustersToSkip = cms.InputTag('mixedTripletStepClusters'),
maxCand = 3,
estimator = cms.string('mixedTripletStepChi2Est'),
maxDPhiForLooperReconstruction = cms.double(2.0),
maxPtForLooperReconstruction = cms.double(0.7)
)
# MAKING OF TRACK CANDIDATES
import RecoTracker.CkfPattern.CkfTrackCandidates_cfi
mixedTripletStepTrackCandidates = RecoTracker.CkfPattern.CkfTrackCandidates_cfi.ckfTrackCandidates.clone(
src = cms.InputTag('mixedTripletStepSeeds'),
### these two parameters are relevant only for the CachingSeedCleanerBySharedInput
numHitsForSeedCleaner = cms.int32(50),
#onlyPixelHitsForSeedCleaner = cms.bool(True),
TrajectoryBuilderPSet = cms.PSet(refToPSet_ = cms.string('mixedTripletStepTrajectoryBuilder')),
doSeedingRegionRebuilding = True,
useHitsSplitting = True
)
from TrackingTools.TrajectoryCleaning.TrajectoryCleanerBySharedHits_cfi import trajectoryCleanerBySharedHits
mixedTripletStepTrajectoryCleanerBySharedHits = trajectoryCleanerBySharedHits.clone(
ComponentName = cms.string('mixedTripletStepTrajectoryCleanerBySharedHits'),
fractionShared = cms.double(0.11),
allowSharedFirstHit = cms.bool(True)
)
mixedTripletStepTrackCandidates.TrajectoryCleaner = 'mixedTripletStepTrajectoryCleanerBySharedHits'
# TRACK FITTING
import RecoTracker.TrackProducer.TrackProducer_cfi
mixedTripletStepTracks = RecoTracker.TrackProducer.TrackProducer_cfi.TrackProducer.clone(
AlgorithmName = cms.string('mixedTripletStep'),
src = 'mixedTripletStepTrackCandidates',
Fitter = cms.string('FlexibleKFFittingSmoother')
)
# TRACK SELECTION AND QUALITY FLAG SETTING.
import RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi
mixedTripletStepSelector = RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi.multiTrackSelector.clone(
src='mixedTripletStepTracks',
trackSelectors= cms.VPSet(
RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi.looseMTS.clone(
name = 'mixedTripletStepVtxLoose',
chi2n_par = 0.9,
res_par = ( 0.003, 0.001 ),
minNumberLayers = 3,
maxNumberLostLayers = 1,
minNumber3DLayers = 3,
d0_par1 = ( 1.2, 3.0 ),
dz_par1 = ( 1.2, 3.0 ),
d0_par2 = ( 1.3, 3.0 ),
dz_par2 = ( 1.3, 3.0 )
),
RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi.looseMTS.clone(
name = 'mixedTripletStepTrkLoose',
chi2n_par = 0.4,
res_par = ( 0.003, 0.001 ),
minNumberLayers = 4,
maxNumberLostLayers = 1,
minNumber3DLayers = 3,
d0_par1 = ( 1.0, 4.0 ),
dz_par1 = ( 1.1, 4.0 ),
d0_par2 = ( 1.1, 4.0 ),
dz_par2 = ( 1.1, 4.0 )
),
RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi.tightMTS.clone(
name = 'mixedTripletStepVtxTight',
preFilterName = 'mixedTripletStepVtxLoose',
chi2n_par = 0.6,
res_par = ( 0.003, 0.001 ),
minNumberLayers = 3,
maxNumberLostLayers = 1,
minNumber3DLayers = 3,
d0_par1 = ( 1.0, 3.0 ),
dz_par1 = ( 1.1, 3.0 ),
d0_par2 = ( 1.1, 3.0 ),
dz_par2 = ( 1.1, 3.0 )
),
RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi.tightMTS.clone(
name = 'mixedTripletStepTrkTight',
preFilterName = 'mixedTripletStepTrkLoose',
chi2n_par = 0.3,
res_par = ( 0.003, 0.001 ),
minNumberLayers = 5,
maxNumberLostLayers = 1,
minNumber3DLayers = 4,
d0_par1 = ( 0.9, 4.0 ),
dz_par1 = ( 1.0, 4.0 ),
d0_par2 = ( 1.0, 4.0 ),
dz_par2 = ( 1.0, 4.0 )
),
RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi.highpurityMTS.clone(
name = 'mixedTripletStepVtx',
preFilterName = 'mixedTripletStepVtxTight',
chi2n_par = 0.4,
res_par = ( 0.003, 0.001 ),
minNumberLayers = 3,
maxNumberLostLayers = 1,
minNumber3DLayers = 3,
max_minMissHitOutOrIn = 1,
d0_par1 = ( 0.9, 3.0 ),
dz_par1 = ( 1.0, 3.0 ),
d0_par2 = ( 1.0, 3.0 ),
dz_par2 = ( 1.0, 3.0 )
),
RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi.highpurityMTS.clone(
name = 'mixedTripletStepTrk',
preFilterName = 'mixedTripletStepTrkTight',
chi2n_par = 0.25,
res_par = ( 0.003, 0.001 ),
minNumberLayers = 5,
maxNumberLostLayers = 0,
minNumber3DLayers = 4,
max_minMissHitOutOrIn = 1,
d0_par1 = ( 0.8, 4.0 ),
dz_par1 = ( 0.8, 4.0 ),
d0_par2 = ( 0.8, 4.0 ),
dz_par2 = ( 0.8, 4.0 )
)
) #end of vpset
) #end of clone
import RecoTracker.FinalTrackSelectors.trackListMerger_cfi
mixedTripletStep = RecoTracker.FinalTrackSelectors.trackListMerger_cfi.trackListMerger.clone(
TrackProducers = cms.VInputTag(cms.InputTag('mixedTripletStepTracks'),
cms.InputTag('mixedTripletStepTracks')),
hasSelector=cms.vint32(1,1),
shareFrac=cms.double(0.11),
indivShareFrac=cms.vdouble(0.11,0.11),
selectedTrackQuals = cms.VInputTag(cms.InputTag("mixedTripletStepSelector","mixedTripletStepVtx"),
cms.InputTag("mixedTripletStepSelector","mixedTripletStepTrk")),
setsToMerge = cms.VPSet( cms.PSet( tLists=cms.vint32(0,1), pQual=cms.bool(True) )),
writeOnlyTrkQuals=cms.bool(True)
)
MixedTripletStep = cms.Sequence(mixedTripletStepClusters*
mixedTripletStepSeedLayersA*
mixedTripletStepSeedsA*
mixedTripletStepSeedLayersB*
mixedTripletStepSeedsB*
mixedTripletStepSeeds*
mixedTripletStepTrackCandidates*
mixedTripletStepTracks*
mixedTripletStepSelector*
mixedTripletStep)