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DetachedTripletStep_cff.py
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DetachedTripletStep_cff.py
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import FWCore.ParameterSet.Config as cms
from Configuration.Eras.Modifier_tracker_apv_vfp30_2016_cff import tracker_apv_vfp30_2016 as _tracker_apv_vfp30_2016
import RecoTracker.IterativeTracking.iterativeTkConfig as _cfg
###############################################
# Low pT and detached tracks from pixel triplets
###############################################
# REMOVE HITS ASSIGNED TO GOOD TRACKS FROM PREVIOUS ITERATIONS
detachedTripletStepClusters = _cfg.clusterRemoverForIter("DetachedTripletStep")
for _eraName, _postfix, _era in _cfg.nonDefaultEras():
_era.toReplaceWith(detachedTripletStepClusters, _cfg.clusterRemoverForIter("DetachedTripletStep", _eraName, _postfix))
# SEEDING LAYERS
import RecoTracker.TkSeedingLayers.PixelLayerTriplets_cfi
detachedTripletStepSeedLayers = RecoTracker.TkSeedingLayers.PixelLayerTriplets_cfi.PixelLayerTriplets.clone()
detachedTripletStepSeedLayers.BPix.skipClusters = cms.InputTag('detachedTripletStepClusters')
detachedTripletStepSeedLayers.FPix.skipClusters = cms.InputTag('detachedTripletStepClusters')
_phase1LayerList = [
'BPix1+BPix2+BPix3',
'BPix2+BPix3+BPix4',
# 'BPix1+BPix3+BPix4', # has "hole", not tested
# 'BPix1+BPix2+BPix4', # has "hole", not tested
'BPix2+BPix3+FPix1_pos', 'BPix2+BPix3+FPix1_neg',
# 'BPix1+BPix2+FPix1_pos', 'BPix1+BPix2+FPix1_neg', # mostly fake tracks, lots of seeds
# 'BPix1+BPix3+FPix1_pos', 'BPix1+BPix3+FPix1_neg', # has "hole", not tested
'BPix2+FPix1_pos+FPix2_pos', 'BPix2+FPix1_neg+FPix2_neg',
# 'BPix1+FPix1_pos+FPix2_pos', 'BPix1+FPix1_neg+FPix2_neg', # mostly fake tracks, lots of seeds
# 'BPix1+BPix2+FPix2_pos', 'BPix1+BPix2+FPix2_neg', # has "hole", not tested
'FPix1_pos+FPix2_pos+FPix3_pos', 'FPix1_neg+FPix2_neg+FPix3_neg',
# 'BPix1+FPix2_pos+FPix3_pos', 'BPix1+FPix2_neg+FPix3_neg', # has "hole", not tested
# 'BPix1+FPix1_pos+FPix3_pos', 'BPix1+FPix1_neg+FPix3_neg' # has "hole", not tested
]
from Configuration.Eras.Modifier_trackingPhase1_cff import trackingPhase1
trackingPhase1.toModify(detachedTripletStepSeedLayers, layerList=_phase1LayerList)
from Configuration.Eras.Modifier_trackingPhase1QuadProp_cff import trackingPhase1QuadProp
trackingPhase1QuadProp.toModify(detachedTripletStepSeedLayers, layerList=_phase1LayerList)
# TrackingRegion
from RecoTracker.TkTrackingRegions.globalTrackingRegionFromBeamSpotFixedZ_cfi import globalTrackingRegionFromBeamSpotFixedZ as _globalTrackingRegionFromBeamSpotFixedZ
detachedTripletStepTrackingRegions = _globalTrackingRegionFromBeamSpotFixedZ.clone(RegionPSet = dict(
ptMin = 0.3,
originHalfLength = 15.0,
originRadius = 1.5
))
trackingPhase1.toModify(detachedTripletStepTrackingRegions, RegionPSet = dict(ptMin = 0.25))
# seeding
from RecoTracker.TkHitPairs.hitPairEDProducer_cfi import hitPairEDProducer as _hitPairEDProducer
detachedTripletStepHitDoublets = _hitPairEDProducer.clone(
seedingLayers = "detachedTripletStepSeedLayers",
trackingRegions = "detachedTripletStepTrackingRegions",
maxElement = 0,
produceIntermediateHitDoublets = True,
)
from RecoPixelVertexing.PixelTriplets.pixelTripletLargeTipEDProducer_cfi import pixelTripletLargeTipEDProducer as _pixelTripletLargeTipEDProducer
from RecoPixelVertexing.PixelLowPtUtilities.ClusterShapeHitFilterESProducer_cfi import *
detachedTripletStepHitTriplets = _pixelTripletLargeTipEDProducer.clone(
doublets = "detachedTripletStepHitDoublets",
produceSeedingHitSets = True,
)
from RecoTracker.TkSeedGenerator.seedCreatorFromRegionConsecutiveHitsTripletOnlyEDProducer_cff import seedCreatorFromRegionConsecutiveHitsTripletOnlyEDProducer as _seedCreatorFromRegionConsecutiveHitsTripletOnlyEDProducer
detachedTripletStepSeeds = _seedCreatorFromRegionConsecutiveHitsTripletOnlyEDProducer.clone(
seedingHitSets = "detachedTripletStepHitTriplets",
SeedComparitorPSet = dict(# FIXME: is this defined in any cfi that could be imported instead of copy-paste?
ComponentName = 'PixelClusterShapeSeedComparitor',
FilterAtHelixStage = cms.bool(False),
FilterPixelHits = cms.bool(True),
FilterStripHits = cms.bool(False),
ClusterShapeHitFilterName = cms.string('ClusterShapeHitFilter'),
ClusterShapeCacheSrc = cms.InputTag('siPixelClusterShapeCache')
),
)
from RecoPixelVertexing.PixelTriplets.caHitTripletEDProducer_cfi import caHitTripletEDProducer as _caHitTripletEDProducer
trackingPhase1.toModify(detachedTripletStepHitDoublets, layerPairs = [0,1]) # layer pairs (0,1), (1,2)
trackingPhase1.toReplaceWith(detachedTripletStepHitTriplets, _caHitTripletEDProducer.clone(
doublets = "detachedTripletStepHitDoublets",
extraHitRPhitolerance = detachedTripletStepHitTriplets.extraHitRPhitolerance,
maxChi2 = dict(
pt1 = 0.8, pt2 = 2,
value1 = 300 , value2 = 10,
),
useBendingCorrection = True,
CAThetaCut = 0.001,
CAPhiCut = 0,
CAHardPtCut = 0.2,
))
# QUALITY CUTS DURING TRACK BUILDING
import TrackingTools.TrajectoryFiltering.TrajectoryFilter_cff
_detachedTripletStepTrajectoryFilterBase = TrackingTools.TrajectoryFiltering.TrajectoryFilter_cff.CkfBaseTrajectoryFilter_block.clone(
# maxLostHitsFraction = cms.double(1./10.),
# constantValueForLostHitsFractionFilter = cms.double(0.701),
minimumNumberOfHits = 3,
minPt = 0.075,
)
detachedTripletStepTrajectoryFilterBase = _detachedTripletStepTrajectoryFilterBase.clone(
maxCCCLostHits = 0,
minGoodStripCharge = cms.PSet(refToPSet_ = cms.string('SiStripClusterChargeCutLoose'))
)
from Configuration.Eras.Modifier_tracker_apv_vfp30_2016_cff import tracker_apv_vfp30_2016
_tracker_apv_vfp30_2016.toModify(detachedTripletStepTrajectoryFilterBase, maxCCCLostHits = 2)
from Configuration.Eras.Modifier_trackingLowPU_cff import trackingLowPU
trackingLowPU.toReplaceWith(detachedTripletStepTrajectoryFilterBase, _detachedTripletStepTrajectoryFilterBase.clone(
maxLostHitsFraction = 1./10.,
constantValueForLostHitsFractionFilter = 0.701,
))
import RecoPixelVertexing.PixelLowPtUtilities.StripSubClusterShapeTrajectoryFilter_cfi
detachedTripletStepTrajectoryFilterShape = RecoPixelVertexing.PixelLowPtUtilities.StripSubClusterShapeTrajectoryFilter_cfi.StripSubClusterShapeTrajectoryFilterTIX12.clone()
detachedTripletStepTrajectoryFilter = cms.PSet(
ComponentType = cms.string('CompositeTrajectoryFilter'),
filters = cms.VPSet(
cms.PSet( refToPSet_ = cms.string('detachedTripletStepTrajectoryFilterBase')),
# cms.PSet( refToPSet_ = cms.string('detachedTripletStepTrajectoryFilterShape'))
),
)
import RecoTracker.MeasurementDet.Chi2ChargeMeasurementEstimator_cfi
detachedTripletStepChi2Est = RecoTracker.MeasurementDet.Chi2ChargeMeasurementEstimator_cfi.Chi2ChargeMeasurementEstimator.clone(
ComponentName = cms.string('detachedTripletStepChi2Est'),
nSigma = cms.double(3.0),
MaxChi2 = cms.double(9.0),
clusterChargeCut = cms.PSet(refToPSet_ = cms.string('SiStripClusterChargeCutTight')),
)
_tracker_apv_vfp30_2016.toModify(detachedTripletStepChi2Est,
clusterChargeCut = dict(refToPSet_ = "SiStripClusterChargeCutTiny")
)
# TRACK BUILDING
import RecoTracker.CkfPattern.GroupedCkfTrajectoryBuilder_cfi
detachedTripletStepTrajectoryBuilder = RecoTracker.CkfPattern.GroupedCkfTrajectoryBuilder_cfi.GroupedCkfTrajectoryBuilder.clone(
MeasurementTrackerName = '',
trajectoryFilter = cms.PSet(refToPSet_ = cms.string('detachedTripletStepTrajectoryFilter')),
maxCand = 3,
alwaysUseInvalidHits = True,
estimator = cms.string('detachedTripletStepChi2Est'),
maxDPhiForLooperReconstruction = cms.double(2.0),
maxPtForLooperReconstruction = cms.double(0.7)
)
trackingLowPU.toModify(detachedTripletStepTrajectoryBuilder,
maxCand = 2,
alwaysUseInvalidHits = False,
)
# MAKING OF TRACK CANDIDATES
import RecoTracker.CkfPattern.CkfTrackCandidates_cfi
detachedTripletStepTrackCandidates = RecoTracker.CkfPattern.CkfTrackCandidates_cfi.ckfTrackCandidates.clone(
src = cms.InputTag('detachedTripletStepSeeds'),
clustersToSkip = cms.InputTag('detachedTripletStepClusters'),
### these two parameters are relevant only for the CachingSeedCleanerBySharedInput
numHitsForSeedCleaner = cms.int32(50),
onlyPixelHitsForSeedCleaner = cms.bool(True),
TrajectoryBuilderPSet = cms.PSet(refToPSet_ = cms.string('detachedTripletStepTrajectoryBuilder')),
doSeedingRegionRebuilding = True,
useHitsSplitting = True
)
from TrackingTools.TrajectoryCleaning.TrajectoryCleanerBySharedHits_cfi import trajectoryCleanerBySharedHits
detachedTripletStepTrajectoryCleanerBySharedHits = trajectoryCleanerBySharedHits.clone(
ComponentName = cms.string('detachedTripletStepTrajectoryCleanerBySharedHits'),
fractionShared = cms.double(0.13),
allowSharedFirstHit = cms.bool(True)
)
detachedTripletStepTrackCandidates.TrajectoryCleaner = 'detachedTripletStepTrajectoryCleanerBySharedHits'
trackingLowPU.toModify(detachedTripletStepTrajectoryCleanerBySharedHits, fractionShared = 0.19)
# TRACK FITTING
import RecoTracker.TrackProducer.TrackProducer_cfi
detachedTripletStepTracks = RecoTracker.TrackProducer.TrackProducer_cfi.TrackProducer.clone(
AlgorithmName = cms.string('detachedTripletStep'),
src = 'detachedTripletStepTrackCandidates',
Fitter = cms.string('FlexibleKFFittingSmoother')
)
# TRACK SELECTION AND QUALITY FLAG SETTING.
from RecoTracker.FinalTrackSelectors.TrackMVAClassifierPrompt_cfi import *
from RecoTracker.FinalTrackSelectors.TrackMVAClassifierDetached_cfi import *
detachedTripletStepClassifier1 = TrackMVAClassifierDetached.clone()
detachedTripletStepClassifier1.src = 'detachedTripletStepTracks'
detachedTripletStepClassifier1.mva.GBRForestLabel = 'MVASelectorIter3_13TeV'
detachedTripletStepClassifier1.qualityCuts = [-0.5,0.0,0.5]
detachedTripletStepClassifier2 = TrackMVAClassifierPrompt.clone()
detachedTripletStepClassifier2.src = 'detachedTripletStepTracks'
detachedTripletStepClassifier2.mva.GBRForestLabel = 'MVASelectorIter0_13TeV'
detachedTripletStepClassifier2.qualityCuts = [-0.2,0.0,0.4]
from RecoTracker.FinalTrackSelectors.ClassifierMerger_cfi import *
detachedTripletStep = ClassifierMerger.clone()
detachedTripletStep.inputClassifiers=['detachedTripletStepClassifier1','detachedTripletStepClassifier2']
trackingPhase1.toReplaceWith(detachedTripletStep, detachedTripletStepClassifier1.clone(
mva = dict(GBRForestLabel = 'MVASelectorDetachedTripletStep_Phase1'),
qualityCuts = [-0.2,0.3,0.8],
))
trackingPhase1QuadProp.toReplaceWith(detachedTripletStep, detachedTripletStepClassifier1.clone(
mva = dict(GBRForestLabel = 'MVASelectorDetachedTripletStep_Phase1'),
qualityCuts = [-0.2,0.3,0.8],
))
# For LowPU
import RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi
detachedTripletStepSelector = RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi.multiTrackSelector.clone(
src = 'detachedTripletStepTracks',
useAnyMVA = cms.bool(False),
GBRForestLabel = cms.string('MVASelectorIter3'),
trackSelectors = [
RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi.looseMTS.clone(
name = 'detachedTripletStepVtxLoose',
chi2n_par = 1.6,
res_par = ( 0.003, 0.001 ),
minNumberLayers = 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 = 'detachedTripletStepTrkLoose',
chi2n_par = 0.7,
res_par = ( 0.003, 0.001 ),
minNumberLayers = 3,
d0_par1 = ( 1.6, 4.0 ),
dz_par1 = ( 1.6, 4.0 ),
d0_par2 = ( 1.6, 4.0 ),
dz_par2 = ( 1.6, 4.0 )
),
RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi.tightMTS.clone(
name = 'detachedTripletStepVtxTight',
preFilterName = 'detachedTripletStepVtxLoose',
chi2n_par = 0.7,
res_par = ( 0.003, 0.001 ),
minNumberLayers = 3,
maxNumberLostLayers = 1,
minNumber3DLayers = 3,
d0_par1 = ( 0.95, 3.0 ),
dz_par1 = ( 0.9, 3.0 ),
d0_par2 = ( 1.0, 3.0 ),
dz_par2 = ( 1.0, 3.0 )
),
RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi.tightMTS.clone(
name = 'detachedTripletStepTrkTight',
preFilterName = 'detachedTripletStepTrkLoose',
chi2n_par = 0.5,
res_par = ( 0.003, 0.001 ),
minNumberLayers = 5,
maxNumberLostLayers = 1,
minNumber3DLayers = 3,
d0_par1 = ( 1.1, 4.0 ),
dz_par1 = ( 1.1, 4.0 ),
d0_par2 = ( 1.1, 4.0 ),
dz_par2 = ( 1.1, 4.0 )
),
RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi.highpurityMTS.clone(
name = 'detachedTripletStepVtx',
preFilterName = 'detachedTripletStepVtxTight',
chi2n_par = 0.7,
res_par = ( 0.003, 0.001 ),
minNumberLayers = 3,
maxNumberLostLayers = 1,
minNumber3DLayers = 3,
d0_par1 = ( 0.85, 3.0 ),
dz_par1 = ( 0.8, 3.0 ),
d0_par2 = ( 0.9, 3.0 ),
dz_par2 = ( 0.9, 3.0 )
),
RecoTracker.FinalTrackSelectors.multiTrackSelector_cfi.highpurityMTS.clone(
name = 'detachedTripletStepTrk',
preFilterName = 'detachedTripletStepTrkTight',
chi2n_par = 0.4,
res_par = ( 0.003, 0.001 ),
minNumberLayers = 5,
maxNumberLostLayers = 1,
minNumber3DLayers = 4,
d0_par1 = ( 1.0, 4.0 ),
dz_par1 = ( 1.0, 4.0 ),
d0_par2 = ( 1.0, 4.0 ),
dz_par2 = ( 1.0, 4.0 )
)
] #end of vpset
) #end of clone
from RecoTracker.FinalTrackSelectors.trackAlgoPriorityOrder_cfi import trackAlgoPriorityOrder
import RecoTracker.FinalTrackSelectors.trackListMerger_cfi
trackingLowPU.toReplaceWith(detachedTripletStep, RecoTracker.FinalTrackSelectors.trackListMerger_cfi.trackListMerger.clone(
TrackProducers = [
'detachedTripletStepTracks',
'detachedTripletStepTracks',
],
hasSelector = [1,1],
selectedTrackQuals = [
cms.InputTag("detachedTripletStepSelector","detachedTripletStepVtx"),
cms.InputTag("detachedTripletStepSelector","detachedTripletStepTrk")
],
setsToMerge = [cms.PSet( tLists=cms.vint32(0,1), pQual=cms.bool(True) )],
writeOnlyTrkQuals =True
))
DetachedTripletStep = cms.Sequence(detachedTripletStepClusters*
detachedTripletStepSeedLayers*
detachedTripletStepTrackingRegions*
detachedTripletStepHitDoublets*
detachedTripletStepHitTriplets*
detachedTripletStepSeeds*
detachedTripletStepTrackCandidates*
detachedTripletStepTracks*
detachedTripletStepClassifier1*detachedTripletStepClassifier2*
detachedTripletStep)
_DetachedTripletStep_LowPU = DetachedTripletStep.copyAndExclude([detachedTripletStepClassifier2])
_DetachedTripletStep_LowPU.replace(detachedTripletStepClassifier1, detachedTripletStepSelector)
trackingLowPU.toReplaceWith(DetachedTripletStep, _DetachedTripletStep_LowPU)