#include <CalibrationTrackSelector.h>

Classes
struct	ComparePt
	compare two tracks in pt (used by theNHighestPtTracks) More...

Public Types
typedef std::vector< const reco::Track * >	Tracks

Public Member Functions
	CalibrationTrackSelector (const edm::ParameterSet &cfg)
	constructor More...

Tracks	select (const Tracks &tracks, const edm::Event &evt) const
	select tracks More...

	~CalibrationTrackSelector ()
	destructor More...

Private Member Functions
Tracks	basicCuts (const Tracks &tracks, const edm::Event &evt) const
	apply basic cuts on pt,eta,phi,nhit More...

bool	detailedHitsCheck (const reco::Track *track, const edm::Event &evt) const
	checking hit requirements beyond simple number of valid hits More...

bool	isHit2D (const TrackingRecHit &hit) const

bool	isIsolated (const TrackingRecHit *therechit, const edm::Event &evt) const

bool	isOkCharge (const TrackingRecHit *therechit) const

Tracks	theNHighestPtTracks (const Tracks &tracks) const
	filter the n highest pt tracks More...

Private Attributes
const bool	applyBasicCuts_

const bool	applyIsolation_

const bool	applyMultiplicityFilter_

const bool	applyNHighestPt_

const bool	chargeCheck_

const double	chi2nMax_

const double	etaMax_

const double	etaMin_

const edm::InputTag	matchedrecHitsTag_

const int	maxMultiplicity_

const double	minHitChargeStrip_

const double	minHitIsolation_

const int	minHitsinBPIX_

const int	minHitsinFPIX_

const int	minHitsinTEC_

const int	minHitsinTIB_

const int	minHitsinTID_

const int	minHitsinTOB_

const int	minMultiplicity_

const bool	multiplicityOnInput_

const int	nHighestPt_

const double	nHitMax_

const unsigned int	nHitMin2D_

const double	nHitMin_

const double	phiMax_

const double	phiMin_

ComparePt	ptComparator

const double	ptMax_

const double	ptMin_
	if true, cut min/maxMultiplicity on input instead of on final result More...

const edm::InputTag	rphirecHitsTag_

const bool	seedOnlyFromAbove_

Detailed Description

Definition at line 15 of file CalibrationTrackSelector.h.

Member Typedef Documentation

typedef std::vector<const reco::Track*> CalibrationTrackSelector::Tracks

Definition at line 20 of file CalibrationTrackSelector.h.

Constructor & Destructor Documentation

CalibrationTrackSelector::CalibrationTrackSelector ( const edm::ParameterSet & cfg )

constructor

Definition at line 25 of file CalibrationTrackSelector.cc.

References applyBasicCuts_, applyIsolation_, applyMultiplicityFilter_, applyNHighestPt_, chargeCheck_, chi2nMax_, etaMax_, etaMin_, maxMultiplicity_, minHitChargeStrip_, minHitIsolation_, minHitsinBPIX_, minHitsinFPIX_, minHitsinTEC_, minHitsinTIB_, minHitsinTID_, minHitsinTOB_, minMultiplicity_, multiplicityOnInput_, nHighestPt_, nHitMax_, nHitMin2D_, nHitMin_, phiMax_, phiMin_, ptMax_, and ptMin_.

                                                                               :
   applyBasicCuts_( cfg.getParameter<bool>( "applyBasicCuts" ) ),
   applyNHighestPt_( cfg.getParameter<bool>( "applyNHighestPt" ) ),
   applyMultiplicityFilter_( cfg.getParameter<bool>( "applyMultiplicityFilter" ) ),
   seedOnlyFromAbove_( cfg.getParameter<int>( "seedOnlyFrom" ) ),
   applyIsolation_( cfg.getParameter<bool>( "applyIsolationCut" ) ),
   chargeCheck_( cfg.getParameter<bool>( "applyChargeCheck" ) ),
   nHighestPt_( cfg.getParameter<int>( "nHighestPt" ) ),
   minMultiplicity_ ( cfg.getParameter<int>( "minMultiplicity" ) ),
   maxMultiplicity_ ( cfg.getParameter<int>( "maxMultiplicity" ) ),
   multiplicityOnInput_ ( cfg.getParameter<bool>( "multiplicityOnInput" ) ),
   ptMin_( cfg.getParameter<double>( "ptMin" ) ),
   ptMax_( cfg.getParameter<double>( "ptMax" ) ),
   etaMin_( cfg.getParameter<double>( "etaMin" ) ),
   etaMax_( cfg.getParameter<double>( "etaMax" ) ),
   phiMin_( cfg.getParameter<double>( "phiMin" ) ),
   phiMax_( cfg.getParameter<double>( "phiMax" ) ),
   nHitMin_( cfg.getParameter<double>( "nHitMin" ) ),
   nHitMax_( cfg.getParameter<double>( "nHitMax" ) ),
   chi2nMax_( cfg.getParameter<double>( "chi2nMax" ) ),
   minHitChargeStrip_( cfg.getParameter<double>( "minHitChargeStrip" ) ),
   minHitIsolation_( cfg.getParameter<double>( "minHitIsolation" ) ),
   rphirecHitsTag_( cfg.getParameter<edm::InputTag>("rphirecHits") ),
   matchedrecHitsTag_( cfg.getParameter<edm::InputTag>("matchedrecHits") ),
   nHitMin2D_( cfg.getParameter<unsigned int>( "nHitMin2D" ) ),
   // Ugly to use the same getParameter 6 times, but this allows const cut variables...
   minHitsinTIB_(cfg.getParameter<edm::ParameterSet>( "minHitsPerSubDet" ).getParameter<int>( "inTIB" ) ),
   minHitsinTOB_ (cfg.getParameter<edm::ParameterSet>( "minHitsPerSubDet" ).getParameter<int>( "inTOB" ) ),
   minHitsinTID_ (cfg.getParameter<edm::ParameterSet>( "minHitsPerSubDet" ).getParameter<int>( "inTID" ) ),
   minHitsinTEC_ (cfg.getParameter<edm::ParameterSet>( "minHitsPerSubDet" ).getParameter<int>( "inTEC" ) ),
   minHitsinBPIX_ (cfg.getParameter<edm::ParameterSet>( "minHitsPerSubDet" ).getParameter<int>( "inBPIX" ) ),
   minHitsinFPIX_ (cfg.getParameter<edm::ParameterSet>( "minHitsPerSubDet" ).getParameter<int>( "inFPIX" ) )
 {
 
   if (applyBasicCuts_)
     edm::LogInfo("CalibrationTrackSelector") 
       << "applying basic track cuts ..."
       << "\nptmin,ptmax:     " << ptMin_   << "," << ptMax_ 
       << "\netamin,etamax:   " << etaMin_  << "," << etaMax_
       << "\nphimin,phimax:   " << phiMin_  << "," << phiMax_
       << "\nnhitmin,nhitmax: " << nHitMin_ << "," << nHitMax_
           << "\nnhitmin2D:       " << nHitMin2D_
       << "\nchi2nmax:        " << chi2nMax_;
 
   if (applyNHighestPt_)
     edm::LogInfo("CalibrationTrackSelector") 
       << "filter N tracks with highest Pt N=" << nHighestPt_;
 
   if (applyMultiplicityFilter_)
     edm::LogInfo("CalibrationTrackSelector") 
       << "apply multiplicity filter N>= " << minMultiplicity_ << "and N<= " << maxMultiplicity_
           << " on " << (multiplicityOnInput_ ? "input" : "output");
 
   if (applyIsolation_)
     edm::LogInfo("CalibrationTrackSelector") 
       << "only retain tracks isolated at least by " << minHitIsolation_ << 
       " cm from other rechits"; 
 
   if (chargeCheck_)
     edm::LogInfo("CalibrationTrackSelector") 
       << "only retain hits with at least " << minHitChargeStrip_ <<  
       " ADC counts of total cluster charge"; 
 
   edm::LogInfo("CalibrationTrackSelector") 
     << "Minimum number of hits in TIB/TID/TOB/TEC/BPIX/FPIX = " 
     << minHitsinTIB_ << "/" << minHitsinTID_ << "/" << minHitsinTOB_
     << "/" << minHitsinTEC_ << "/" << minHitsinBPIX_ << "/" << minHitsinFPIX_;
 
 }

CalibrationTrackSelector::~CalibrationTrackSelector ( )

destructor

Definition at line 97 of file CalibrationTrackSelector.cc.

98 {}

Member Function Documentation

CalibrationTrackSelector::Tracks CalibrationTrackSelector::basicCuts	(	const Tracks &	tracks,
		const edm::Event &	evt
	)		const

private

apply basic cuts on pt,eta,phi,nhit

Definition at line 137 of file CalibrationTrackSelector.cc.

References chi2nMax_, detailedHitsCheck(), reco::TrackBase::eta(), eta(), etaMax_, etaMin_, nHitMax_, nHitMin_, reco::TrackBase::normalizedChi2(), reco::TrackBase::numberOfValidHits(), phi, reco::TrackBase::phi(), phiMax_, phiMin_, reco::TrackBase::pt(), ptMax_, ptMin_, and query::result.

Referenced by select().

 {
   Tracks result;
 
   for (Tracks::const_iterator it=tracks.begin(); it != tracks.end(); ++it) {
     const reco::Track* trackp=*it;
     float pt=trackp->pt();
     float eta=trackp->eta();
     float phi=trackp->phi();
     int nhit = trackp->numberOfValidHits(); 
     float chi2n = trackp->normalizedChi2();
 
     // edm::LogDebug("CalibrationTrackSelector") << " pt,eta,phi,nhit: "
     //  <<pt<<","<<eta<<","<<phi<<","<<nhit;
 
     if (pt>ptMin_ && pt<ptMax_ 
        && eta>etaMin_ && eta<etaMax_ 
        && phi>phiMin_ && phi<phiMax_ 
        && nhit>=nHitMin_ && nhit<=nHitMax_
        && chi2n<chi2nMax_) {
       if (this->detailedHitsCheck(trackp, evt)) result.push_back(trackp);
     }
   }
 
   return result;
 }

bool CalibrationTrackSelector::detailedHitsCheck	(	const reco::Track *	track,
		const edm::Event &	evt
	)		const

private

checking hit requirements beyond simple number of valid hits

Definition at line 166 of file CalibrationTrackSelector.cc.

References applyIsolation_, chargeCheck_, isHit2D(), isIsolated(), isOkCharge(), kBPIX, kFPIX, minHitsinBPIX_, minHitsinFPIX_, minHitsinTEC_, minHitsinTIB_, minHitsinTID_, minHitsinTOB_, nHitMin2D_, reco::Track::recHitsBegin(), reco::Track::recHitsEnd(), seedOnlyFromAbove_, StripSubdetector::TEC, StripSubdetector::TIB, StripSubdetector::TID, StripSubdetector::TOB, and DetId::Tracker.

Referenced by basicCuts().

 {
   // checking hit requirements beyond simple number of valid hits
 
   if (minHitsinTIB_ || minHitsinTOB_ || minHitsinTID_ || minHitsinTEC_
       || minHitsinFPIX_ || minHitsinBPIX_ || nHitMin2D_ || chargeCheck_
       || applyIsolation_) { // any detailed hit cut is active, so have to check
     
     int nhitinTIB = 0, nhitinTOB = 0, nhitinTID = 0;
     int nhitinTEC = 0, nhitinBPIX = 0, nhitinFPIX = 0;
     unsigned int nHit2D = 0;
     unsigned int thishit = 0;
 
     for (trackingRecHit_iterator iHit = trackp->recHitsBegin(); iHit != trackp->recHitsEnd(); ++iHit) {
 
       thishit++;
       int type = (*iHit)->geographicalId().subdetId(); 
 
       // *** thishit == 1 means last hit in CTF *** 
       // (FIXME: assumption might change or not be valid for all tracking algorthms)
       // ==> for cosmics
       // seedOnlyFrom = 1 is TIB-TOB-TEC tracks only
       // seedOnlyFrom = 2 is TOB-TEC tracks only 
       if (seedOnlyFromAbove_ == 1 && thishit == 1 && (type == int(StripSubdetector::TOB) || type == int(StripSubdetector::TEC))) return false; 
 
       if (seedOnlyFromAbove_ == 2 && thishit == 1 && type == int(StripSubdetector::TIB)) return false;  
 
       if (!(*iHit)->isValid()) continue; // only real hits count as in trackp->numberOfValidHits()
       const DetId detId((*iHit)->geographicalId());
       if (detId.det() != DetId::Tracker) {
         edm::LogError("DetectorMismatch") << "@SUB=CalibrationTrackSelector::detailedHitsCheck"
                                           << "DetId.det() != DetId::Tracker (=" << DetId::Tracker
                                           << "), but " << detId.det() << ".";
       }
       const TrackingRecHit* therechit = (*iHit).get();
       if (chargeCheck_ && !(this->isOkCharge(therechit))) return false;
       if (applyIsolation_ && (!this->isIsolated(therechit, evt))) return false;
       if      (StripSubdetector::TIB == detId.subdetId()) ++nhitinTIB;
       else if (StripSubdetector::TOB == detId.subdetId()) ++nhitinTOB;
       else if (StripSubdetector::TID == detId.subdetId()) ++nhitinTID;
       else if (StripSubdetector::TEC == detId.subdetId()) ++nhitinTEC;
       else if (                kBPIX == detId.subdetId()) ++nhitinBPIX;
       else if (                kFPIX == detId.subdetId()) ++nhitinFPIX;
       // Do not call isHit2D(..) if already enough 2D hits for performance reason:
       if (nHit2D < nHitMin2D_ && this->isHit2D(**iHit)) ++nHit2D;
     } // end loop on hits
     return (nhitinTIB >= minHitsinTIB_ && nhitinTOB >= minHitsinTOB_ 
             && nhitinTID >= minHitsinTID_ && nhitinTEC >= minHitsinTEC_ 
             && nhitinBPIX >= minHitsinBPIX_ && nhitinFPIX >= minHitsinFPIX_ 
             && nHit2D >= nHitMin2D_);
   } else { // no cuts set, so we are just fine and can avoid loop on hits
     return true;
   }
 }

bool CalibrationTrackSelector::isHit2D ( const TrackingRecHit & hit ) const

private

Definition at line 223 of file CalibrationTrackSelector.cc.

References TrackingRecHit::dimension(), TrackingRecHit::geographicalId(), kBPIX, kFPIX, and DetId::Tracker.

Referenced by detailedHitsCheck().

 {
   if (hit.dimension() < 2) {
     return false; // some (muon...) stuff really has RecHit1D
   } else {
     const DetId detId(hit.geographicalId());
     if (detId.det() == DetId::Tracker) {
       if (detId.subdetId() == kBPIX || detId.subdetId() == kFPIX) {
         return true; // pixel is always 2D
       } else { // should be SiStrip now
         if (dynamic_cast<const SiStripRecHit2D*>(&hit)) return false; // normal hit
         else if (dynamic_cast<const SiStripMatchedRecHit2D*>(&hit)) return true; // matched is 2D
         else if (dynamic_cast<const ProjectedSiStripRecHit2D*>(&hit)) return false; // crazy hit...
         else {
           edm::LogError("UnkownType") << "@SUB=CalibrationTrackSelector::isHit2D"
                                       << "Tracker hit not in pixel and neither SiStripRecHit2D nor "
                                       << "SiStripMatchedRecHit2D nor ProjectedSiStripRecHit2D.";
           return false;
         }
       }
     } else { // not tracker??
       edm::LogWarning("DetectorMismatch") << "@SUB=CalibrationTrackSelector::isHit2D"
                                           << "Hit not in tracker with 'official' dimension >=2.";
       return true; // dimension() >= 2 so accept that...
     }
   }
   // never reached...
 }

bool CalibrationTrackSelector::isIsolated	(	const TrackingRecHit *	therechit,
		const edm::Event &	evt
	)		const

private

Definition at line 305 of file CalibrationTrackSelector.cc.

References edmNew::DetSetVector< T >::data(), TrackingRecHit::geographicalId(), edm::Event::getByLabel(), TrackingRecHit::localPosition(), mag(), matchedrecHitsTag_, minHitIsolation_, DetId::rawId(), and rphirecHitsTag_.

Referenced by detailedHitsCheck().

 {
        
   // edm::ESHandle<TrackerGeometry> tracker;
   edm::Handle<SiStripRecHit2DCollection> rphirecHits;
   edm::Handle<SiStripMatchedRecHit2DCollection> matchedrecHits;
   // es.get<TrackerDigiGeometryRecord>().get(tracker);
   evt.getByLabel( rphirecHitsTag_, rphirecHits );
   evt.getByLabel( matchedrecHitsTag_, matchedrecHits ); 
 
   SiStripRecHit2DCollection::DataContainer::const_iterator istripSt; 
   SiStripMatchedRecHit2DCollection::DataContainer::const_iterator istripStm; 
   const SiStripRecHit2DCollection& stripcollSt = *rphirecHits;
   const SiStripMatchedRecHit2DCollection& stripcollStm = *matchedrecHits;
   
   DetId idet = therechit->geographicalId(); 
   
   // FIXME: instead of looping the full hit collection, we should explore the features of 
   // SiStripRecHit2DCollection::rangeRphi = rphirecHits.get(idet) and loop
   // only from rangeRphi.first until rangeRphi.second
   for( istripSt=stripcollSt.data().begin(); istripSt!=stripcollSt.data().end(); ++istripSt ) {
     const SiStripRecHit2D *aHit = &*(istripSt);
     DetId mydet1 = aHit->geographicalId(); 
     if (idet.rawId() != mydet1.rawId()) continue; 
     float theDistance = ( therechit->localPosition() - aHit->localPosition() ).mag();
     // std::cout << "theDistance1 = " << theDistance << "\n";
     if (theDistance > 0.001 && theDistance < minHitIsolation_) return false;
   }
   
   // FIXME: see above
   for( istripStm=stripcollStm.data().begin(); istripStm!=stripcollStm.data().end(); ++istripStm ) {
     const SiStripMatchedRecHit2D *aHit = &*(istripStm);
     DetId mydet2 = aHit->geographicalId(); 
     if (idet.rawId() != mydet2.rawId()) continue;
     float theDistance = (therechit->localPosition() - aHit->localPosition()).mag();
     // std::cout << "theDistance1 = " << theDistance << "\n";
     if (theDistance > 0.001 && theDistance < minHitIsolation_) return false;
   }
   return true;
 }

bool CalibrationTrackSelector::isOkCharge ( const TrackingRecHit * therechit ) const

private

Definition at line 254 of file CalibrationTrackSelector.cc.

References SiStripCluster::amplitudes(), minHitChargeStrip_, and ProjectedSiStripRecHit2D::originalHit().

Referenced by detailedHitsCheck().

 {
   // const TrackingRecHit* therechit = hit.get();
   float charge1 = 0;
   float charge2 = 0;
   const SiStripMatchedRecHit2D* matchedhit = dynamic_cast<const SiStripMatchedRecHit2D*>(therechit);
   const SiStripRecHit2D* hit = dynamic_cast<const SiStripRecHit2D*>(therechit);
   const ProjectedSiStripRecHit2D* unmatchedhit = dynamic_cast<const ProjectedSiStripRecHit2D*>(therechit);
   
   if (matchedhit) {  
     const SiStripCluster & monocluster = matchedhit->monoCluster();
     const std::vector<uint16_t> amplitudesmono( monocluster.amplitudes().begin(),
                         monocluster.amplitudes().end());
     for(size_t ia=0; ia<amplitudesmono.size();++ia)
       { charge1+=amplitudesmono[ia];} 
     
     const SiStripCluster & stereocluster = matchedhit->stereoCluster();
     const std::vector<uint16_t> amplitudesstereo( stereocluster.amplitudes().begin(),
                           stereocluster.amplitudes().end());
     for(size_t ia=0; ia<amplitudesstereo.size();++ia)
       {charge2+=amplitudesstereo[ia];}
     // std::cout << "charge1 = " << charge1 << "\n";
     // std::cout << "charge2 = " << charge2 << "\n";
     if (charge1 < minHitChargeStrip_ || charge2 < minHitChargeStrip_) return false;
   }
   else if (hit) {
     
     const SiStripCluster* cluster = &*(hit->cluster());
     const std::vector<uint16_t> amplitudes( cluster->amplitudes().begin(),
                         cluster->amplitudes().end());
     for(size_t ia=0; ia<amplitudes.size();++ia)
       {charge1+=amplitudes[ia];}
     // std::cout << "charge1 = " << charge1 << "\n";
     if (charge1 < minHitChargeStrip_) return false;
   }
   else if (unmatchedhit) {
     
     const SiStripRecHit2D &orighit = unmatchedhit->originalHit(); 
     const SiStripCluster* origcluster = &*(orighit.cluster());
     const std::vector<uint16_t> amplitudes( origcluster->amplitudes().begin(),
                         origcluster->amplitudes().end());
     for(size_t ia=0; ia<amplitudes.size();++ia)
       {charge1+=amplitudes[ia];}
     // std::cout << "charge1 = " << charge1 << "\n";
     if (charge1 < minHitChargeStrip_) return false;
   } 
   return true;
 } 

CalibrationTrackSelector::Tracks CalibrationTrackSelector::select	(	const Tracks &	tracks,
		const edm::Event &	evt
	)		const

select tracks

Definition at line 104 of file CalibrationTrackSelector.cc.

References applyBasicCuts_, applyMultiplicityFilter_, applyNHighestPt_, basicCuts(), maxMultiplicity_, minMultiplicity_, multiplicityOnInput_, query::result, theNHighestPtTracks(), and testEve_cfg::tracks.

Referenced by Vispa.Views.LineDecayView.LineDecayContainer::createObject(), Vispa.Plugins.Browser.BrowserTabController.BrowserTabController::find(), Vispa.Views.LineDecayView.LineDecayContainer::mousePressEvent(), Vispa.Gui.PortConnection.PointToPointConnection::mousePressEvent(), Vispa.Gui.VispaWidget.VispaWidget::mousePressEvent(), Vispa.Views.AbstractView.AbstractView::restoreSelection(), and SiStripCalTrackConfigSelector::select().

 {
   
   if (applyMultiplicityFilter_ && multiplicityOnInput_ && 
       (tracks.size() < static_cast<unsigned int>(minMultiplicity_) 
        || tracks.size() > static_cast<unsigned int>(maxMultiplicity_))) {
     return Tracks(); // empty collection
   }
   
   Tracks result = tracks;
   // apply basic track cuts (if selected)
   if (applyBasicCuts_) result= this->basicCuts(result, evt);
   
   // filter N tracks with highest Pt (if selected)
   if (applyNHighestPt_) result = this->theNHighestPtTracks(result);
   
   // apply minimum multiplicity requirement (if selected)
   if (applyMultiplicityFilter_ && !multiplicityOnInput_) {
     if (result.size() < static_cast<unsigned int>(minMultiplicity_) 
         || result.size() > static_cast<unsigned int>(maxMultiplicity_) ) {
 
       result.clear();
     }
   }
   
   // edm::LogDebug("CalibrationTrackSelector") << "tracks all,kept: " << tracks.size() << "," << result.size();
   
   return result;
 }

CalibrationTrackSelector::Tracks CalibrationTrackSelector::theNHighestPtTracks ( const Tracks & tracks ) const

private

filter the n highest pt tracks

Definition at line 348 of file CalibrationTrackSelector.cc.

References n, nHighestPt_, ptComparator, query::result, python.multivaluedict::sort(), and testEve_cfg::tracks.

Referenced by select().

 {
   Tracks sortedTracks=tracks;
   Tracks result;
 
   // sort in pt
   std::sort(sortedTracks.begin(),sortedTracks.end(),ptComparator);
 
   // copy theTrackMult highest pt tracks to result vector
   int n=0;
   for (Tracks::const_iterator it=sortedTracks.begin();
        it!=sortedTracks.end(); ++it) {
     if (n<nHighestPt_) { result.push_back(*it); n++; }
   }
 
   return result;
 }