#include <RecoTracker/DeDxDiscriminatorProducer/src/DeDxDiscriminatorProducer.cc>

Inheritance diagram for DeDxDiscriminatorProducer:

Classes
class	isEqual

struct	stModInfo

Public Member Functions
	DeDxDiscriminatorProducer (const edm::ParameterSet &)

	~DeDxDiscriminatorProducer ()

Public Member Functions inherited from edm::EDProducer
	EDProducer ()

ModuleDescription const &	moduleDescription () const

virtual	~EDProducer ()

Public Member Functions inherited from edm::ProducerBase
	ProducerBase ()

void	registerProducts (ProducerBase , ProductRegistry , ModuleDescription const &)

std::function< void(BranchDescription const &)>	registrationCallback () const
	used by the fwk to register list of products More...

virtual	~ProducerBase ()

Public Member Functions inherited from edm::EDConsumerBase
	EDConsumerBase ()

ProductHolderIndexAndSkipBit	indexFrom (EDGetToken, BranchType, TypeID const &) const

void	itemsMayGet (BranchType, std::vector< ProductHolderIndexAndSkipBit > &) const

void	itemsToGet (BranchType, std::vector< ProductHolderIndexAndSkipBit > &) const

std::vector < ProductHolderIndexAndSkipBit > const &	itemsToGetFromEvent () const

void	labelsForToken (EDGetToken iToken, Labels &oLabels) const

bool	registeredToConsume (ProductHolderIndex, bool, BranchType) const

bool	registeredToConsumeMany (TypeID const &, BranchType) const

void	updateLookup (BranchType iBranchType, ProductHolderIndexHelper const &)

virtual	~EDConsumerBase ()

Private Member Functions
virtual void	beginRun (edm::Run const &run, const edm::EventSetup &) override

int	ClusterSaturatingStrip (const SiStripCluster *cluster, const uint32_t &)

double	ComputeDiscriminator (std::vector< double > &vect_probs)

virtual void	endJob ()

double	GetProbability (const SiStripCluster *cluster, TrajectoryStateOnSurface trajState, const uint32_t &)

void	MakeCalibrationMap ()

virtual void	produce (edm::Event &, const edm::EventSetup &) override

Private Attributes
PhysicsTools::Calibration::HistogramD3D	DeDxMap_

unsigned int	Formula

std::string	m_calibrationPath

const TrackerGeometry *	m_tracker

edm::EDGetTokenT < reco::TrackCollection >	m_tracksTag

edm::EDGetTokenT < TrajTrackAssociationCollection >	m_trajTrackAssociationTag

unsigned int	MaxNrStrips

double	MaxTrackChiOverNdf

double	MaxTrackEta

double	MaxTrackMomentum

double	MeVperADCPixel

double	MeVperADCStrip

double	MinTrackEta

unsigned int	MinTrackHits

double	MinTrackMomentum

__gnu_cxx::hash_map< unsigned int, stModInfo *, __gnu_cxx::hash< unsigned int >, isEqual >	MODsColl

TH3D *	Prob_ChargePath

std::string	ProbabilityMode

std::string	Reccord

bool	shapetest

bool	useCalibration

bool	usePixel

bool	useStrip

Additional Inherited Members
Public Types inherited from edm::EDProducer
typedef EDProducer	ModuleType

Public Types inherited from edm::ProducerBase
typedef ProductRegistryHelper::TypeLabelList	TypeLabelList

Static Public Member Functions inherited from edm::EDProducer
static const std::string &	baseType ()

static void	fillDescriptions (ConfigurationDescriptions &descriptions)

static void	prevalidate (ConfigurationDescriptions &descriptions)

Protected Member Functions inherited from edm::ProducerBase
void	callWhenNewProductsRegistered (std::function< void(BranchDescription const &)> const &func)

Protected Member Functions inherited from edm::EDConsumerBase
template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	consumes (edm::InputTag const &tag)

EDGetToken	consumes (const TypeToGet &id, edm::InputTag const &tag)

template<BranchType B>
EDGetToken	consumes (TypeToGet const &id, edm::InputTag const &tag)

ConsumesCollector	consumesCollector ()
	Use a ConsumesCollector to gather consumes information from helper functions. More...

template<typename ProductType , BranchType B = InEvent>
void	consumesMany ()

void	consumesMany (const TypeToGet &id)

template<BranchType B>
void	consumesMany (const TypeToGet &id)

template<typename ProductType , BranchType B = InEvent>
EDGetTokenT< ProductType >	mayConsume (edm::InputTag const &tag)

EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

template<BranchType B>
EDGetToken	mayConsume (const TypeToGet &id, edm::InputTag const &tag)

Detailed Description

Description: <one line="" class="" summary>="">

Implementation: <Notes on="" implementation>="">

Definition at line 48 of file DeDxDiscriminatorProducer.h.

Constructor & Destructor Documentation

DeDxDiscriminatorProducer::DeDxDiscriminatorProducer ( const edm::ParameterSet & iConfig )

explicit

Definition at line 48 of file DeDxDiscriminatorProducer.cc.

References edm::ParameterSet::getParameter(), edm::ParameterSet::getUntrackedParameter(), and NULL.

 {
 
    produces<ValueMap<DeDxData> >();
 
    m_tracksTag                 = consumes<reco::TrackCollection>(iConfig.getParameter<edm::InputTag>("tracks"));
    m_trajTrackAssociationTag   = consumes<TrajTrackAssociationCollection>(iConfig.getParameter<edm::InputTag>("trajectoryTrackAssociation"));
 
    usePixel = iConfig.getParameter<bool>("UsePixel"); 
    useStrip = iConfig.getParameter<bool>("UseStrip");
    if(!usePixel && !useStrip)
    edm::LogWarning("DeDxHitsProducer") << "Pixel Hits AND Strip Hits will not be used to estimate dEdx --> BUG, Please Update the config file";
 
    Formula             = iConfig.getUntrackedParameter<unsigned>("Formula"            ,  0);
    Reccord             = iConfig.getUntrackedParameter<string>  ("Reccord"            , "SiStripDeDxMip_3D_Rcd");
    ProbabilityMode     = iConfig.getUntrackedParameter<string>  ("ProbabilityMode"    , "Accumulation");
 
 
    MinTrackMomentum    = iConfig.getUntrackedParameter<double>  ("minTrackMomentum"   ,  0.0);
    MaxTrackMomentum    = iConfig.getUntrackedParameter<double>  ("maxTrackMomentum"   ,  99999.0); 
    MinTrackEta         = iConfig.getUntrackedParameter<double>  ("minTrackEta"        , -5.0);
    MaxTrackEta         = iConfig.getUntrackedParameter<double>  ("maxTrackEta"        ,  5.0);
    MaxNrStrips         = iConfig.getUntrackedParameter<unsigned>("maxNrStrips"        ,  255);
    MinTrackHits        = iConfig.getUntrackedParameter<unsigned>("MinTrackHits"       ,  3);
 
    shapetest           = iConfig.getParameter<bool>("ShapeTest");
    useCalibration      = iConfig.getParameter<bool>("UseCalibration");
    m_calibrationPath   = iConfig.getParameter<string>("calibrationPath");
 
    Prob_ChargePath = NULL;
 }

DeDxDiscriminatorProducer::~DeDxDiscriminatorProducer ( )

Definition at line 81 of file DeDxDiscriminatorProducer.cc.

81 {}

Member Function Documentation

void DeDxDiscriminatorProducer::beginRun	(	edm::Run const &	run,
		const edm::EventSetup &	iSetup
	)

overrideprivatevirtual

Reimplemented from edm::EDProducer.

Definition at line 84 of file DeDxDiscriminatorProducer.cc.

References PV3DBase< T, PVType, FrameType >::basicVector(), Surface::bounds(), DeDxDiscriminatorProducer::stModInfo::DetId, reco::tau::disc::Eta(), DeDxDiscriminatorProducer::stModInfo::Eta, Basic3DVector< T >::eta(), cmsRelvalreport::exit, edm::EventSetup::get(), i, j, gen::k, ConfigFiles::l, DeDxDiscriminatorProducer::stModInfo::NAPV, StripTopology::nstrips(), GeomDet::position(), edm::ESHandle< class >::product(), dttmaxenums::R, DeDxDiscriminatorProducer::stModInfo::R, DetId::rawId(), StripGeomDetUnit::specificTopology(), DeDxDiscriminatorProducer::stModInfo::SubDet, DetId::subdetId(), GeomDet::surface(), StripSubdetector::TEC, Bounds::thickness(), DeDxDiscriminatorProducer::stModInfo::Thickness, StripSubdetector::TIB, StripSubdetector::TID, tmp, StripSubdetector::TOB, Basic3DVector< T >::transverse(), SiStripMonitorClusterAlca_cfi::xmax, SiStripMonitorClusterAlca_cfi::xmin, SiStripMonitorClusterAlca_cfi::ymax, SiStripMonitorClusterAlca_cfi::ymin, SiStripMonitorClusterAlca_cfi::zmax, and SiStripMonitorClusterAlca_cfi::zmin.

 {
    edm::ESHandle<PhysicsTools::Calibration::HistogramD3D> DeDxMapHandle_;    
    if(      strcmp(Reccord.c_str(),"SiStripDeDxMip_3D_Rcd")==0){
       iSetup.get<SiStripDeDxMip_3D_Rcd>() .get(DeDxMapHandle_);
    }else if(strcmp(Reccord.c_str(),"SiStripDeDxPion_3D_Rcd")==0){
       iSetup.get<SiStripDeDxPion_3D_Rcd>().get(DeDxMapHandle_);
    }else if(strcmp(Reccord.c_str(),"SiStripDeDxKaon_3D_Rcd")==0){
       iSetup.get<SiStripDeDxKaon_3D_Rcd>().get(DeDxMapHandle_);
    }else if(strcmp(Reccord.c_str(),"SiStripDeDxProton_3D_Rcd")==0){
       iSetup.get<SiStripDeDxProton_3D_Rcd>().get(DeDxMapHandle_);
    }else if(strcmp(Reccord.c_str(),"SiStripDeDxElectron_3D_Rcd")==0){
       iSetup.get<SiStripDeDxElectron_3D_Rcd>().get(DeDxMapHandle_);
    }else{
 //      printf("The reccord %s is not known by the DeDxDiscriminatorProducer\n", Reccord.c_str());
 //      printf("Program will exit now\n");
       exit(0);
    }
    DeDxMap_ = *DeDxMapHandle_.product();
 
    double xmin = DeDxMap_.rangeX().min;
    double xmax = DeDxMap_.rangeX().max;
    double ymin = DeDxMap_.rangeY().min;
    double ymax = DeDxMap_.rangeY().max;
    double zmin = DeDxMap_.rangeZ().min;
    double zmax = DeDxMap_.rangeZ().max;
 
    if(Prob_ChargePath)delete Prob_ChargePath;
    Prob_ChargePath  = new TH3D ("Prob_ChargePath"     , "Prob_ChargePath" , DeDxMap_.numberOfBinsX(), xmin, xmax, DeDxMap_.numberOfBinsY() , ymin, ymax, DeDxMap_.numberOfBinsZ(), zmin, zmax);
 
    
 
    if(strcmp(ProbabilityMode.c_str(),"Accumulation")==0){
 //      printf("LOOOP ON P\n");
       for(int i=0;i<=Prob_ChargePath->GetXaxis()->GetNbins()+1;i++){
 //         printf("LOOOP ON PATH\n");
          for(int j=0;j<=Prob_ChargePath->GetYaxis()->GetNbins()+1;j++){
 //            printf("LOOOP ON CHARGE\n");
 
             double Ni = 0;
             for(int k=0;k<=Prob_ChargePath->GetZaxis()->GetNbins()+1;k++){ Ni+=DeDxMap_.binContent(i,j,k);} 
 
             for(int k=0;k<=Prob_ChargePath->GetZaxis()->GetNbins()+1;k++){
                double tmp = 0;
                for(int l=0;l<=k;l++){ tmp+=DeDxMap_.binContent(i,j,l);}
 
                if(Ni>0){
                   Prob_ChargePath->SetBinContent (i, j, k, tmp/Ni);
 //            printf("P=%6.2f Path=%6.2f Charge%8.2f --> Prob=%8.3f\n",Prob_ChargePath->GetXaxis()->GetBinCenter(i), Prob_ChargePath->GetYaxis()->GetBinCenter(j), Prob_ChargePath->GetZaxis()->GetBinCenter(k), tmp/Ni);
            }else{
                   Prob_ChargePath->SetBinContent (i, j, k, 0);
            }
             }
          }
       }
    }else if(strcmp(ProbabilityMode.c_str(),"Integral")==0){
 //      printf("LOOOP ON P\n");
       for(int i=0;i<=Prob_ChargePath->GetXaxis()->GetNbins()+1;i++){
 //         printf("LOOOP ON PATH\n");
          for(int j=0;j<=Prob_ChargePath->GetYaxis()->GetNbins()+1;j++){
 //            printf("LOOOP ON CHARGE\n");
 
             double Ni = 0;
             for(int k=0;k<=Prob_ChargePath->GetZaxis()->GetNbins()+1;k++){ Ni+=DeDxMap_.binContent(i,j,k);}
 
             for(int k=0;k<=Prob_ChargePath->GetZaxis()->GetNbins()+1;k++){
                double tmp = DeDxMap_.binContent(i,j,k);
 
                if(Ni>0){
                   Prob_ChargePath->SetBinContent (i, j, k, tmp/Ni);
 //                  printf("P=%6.2f Path=%6.2f Charge%8.2f --> Prob=%8.3f\n",Prob_ChargePath->GetXaxis()->GetBinCenter(i), Prob_ChargePath->GetYaxis()->GetBinCenter(j), Prob_ChargePath->GetZaxis()->GetBinCenter(k), tmp/Ni);
                }else{
                   Prob_ChargePath->SetBinContent (i, j, k, 0);
                }
             }
          }
       }   
    }else{
 //      printf("The ProbabilityMode: %s is unknown\n",ProbabilityMode.c_str());
 //      printf("The program will stop now\n");
       exit(0);
    }
 
 
 
 /*
    for(int i=0;i<Prob_ChargePath->GetXaxis()->GetNbins();i++){
       for(int j=0;j<Prob_ChargePath->GetYaxis()->GetNbins();j++){
          double tmp = DeDxMap_.binContent(i,j);
          Prob_ChargePath->SetBinContent (i, j, tmp);
      printf("%i %i --> %f\n",i,j,tmp);
       }
    }
 */
 
 
 
    if(MODsColl.size()==0){
       edm::ESHandle<TrackerGeometry> tkGeom;
       iSetup.get<TrackerDigiGeometryRecord>().get( tkGeom );
       m_tracker = tkGeom.product();
 
       vector<GeomDet*> Det = tkGeom->dets();
       for(unsigned int i=0;i<Det.size();i++){
          DetId  Detid  = Det[i]->geographicalId();
          int    SubDet = Detid.subdetId();
 
          if( SubDet == StripSubdetector::TIB ||  SubDet == StripSubdetector::TID ||
              SubDet == StripSubdetector::TOB ||  SubDet == StripSubdetector::TEC  ){
 
              StripGeomDetUnit* DetUnit     = dynamic_cast<StripGeomDetUnit*> (Det[i]);
              if(!DetUnit)continue;
 
              const StripTopology& Topo     = DetUnit->specificTopology();
              unsigned int         NAPV     = Topo.nstrips()/128;
 
              double Eta     = DetUnit->position().basicVector().eta();
              double R       = DetUnit->position().basicVector().transverse();
              double Thick   = DetUnit->surface().bounds().thickness();
 
              stModInfo* MOD = new stModInfo;
              MOD->DetId     = Detid.rawId();
              MOD->SubDet    = SubDet;
              MOD->Eta       = Eta;
              MOD->R         = R;
              MOD->Thickness = Thick;
              MOD->NAPV      = NAPV;
              MODsColl[MOD->DetId] = MOD;
          }
       }
  
       MakeCalibrationMap();
    }
 
 }

int DeDxDiscriminatorProducer::ClusterSaturatingStrip	(	const SiStripCluster *	cluster,
		const uint32_t &	detId
	)

private

Definition at line 315 of file DeDxDiscriminatorProducer.cc.

References SiStripCluster::amplitudes(), DeDxDiscriminatorProducer::stModInfo::Gain, i, and NULL.

                                                                    {
    const vector<uint8_t>&  ampls          = cluster->amplitudes();
 
    stModInfo* MOD                         = NULL;
    if(useCalibration)MOD                  = MODsColl[detId];
 
    int SaturatingStrip = 0;
    for(unsigned int i=0;i<ampls.size();i++){
       int StripCharge = ampls[i];
       if(MOD){StripCharge = (int)(StripCharge / MOD->Gain);}
       if(StripCharge>=254)SaturatingStrip++;
    }
    return SaturatingStrip;
 }

double DeDxDiscriminatorProducer::ComputeDiscriminator ( std::vector< double > & vect_probs )

private

Definition at line 375 of file DeDxDiscriminatorProducer.cc.

References create_public_lumi_plots::exp, i, ConfigFiles::l, create_public_lumi_plots::log, max(), bookConverter::min, P, funct::pow(), findQualityFiles::size, and python.multivaluedict::sort().

 {
    double estimator = -1;
    int    size      = vect_probs.size();
    if(size<=0)return estimator;
 
    if(Formula==0){
       double P = 1;
       for(int i=0;i<size;i++){
          if(vect_probs[i]<=0.0001){P *= pow(0.0001       , 1.0/size);}
          else                     {P *= pow(vect_probs[i], 1.0/size);}
       }
       estimator = P;
    }else if(Formula==1){
       std::sort(vect_probs.begin(), vect_probs.end(), std::less<double>() );
       for(int i=0;i<size;i++){if(vect_probs[i]<=0.0001)vect_probs[i] = 0.0001;    }
 
       double SumJet = 0.;
       for(int i=0;i<size;i++){ SumJet+= log(vect_probs[i]); }
 
       double Loginvlog=log(-SumJet);
       double Prob =1.;
       double lfact=1.;
 
       for(int l=1; l!=size; l++){
          lfact*=l;
          Prob+=exp(l*Loginvlog-log(1.*lfact));
       }
 
       double LogProb=log(Prob);
       double ProbJet=std::min(exp(std::max(LogProb+SumJet,-30.)),1.);
       estimator = -log10(ProbJet)/4.;
       estimator = 1-estimator;
    }else if(Formula==2){
       std::sort(vect_probs.begin(), vect_probs.end(), std::less<double>() );
       double P = 1.0/(12*size);
       for(int i=1;i<=size;i++){
          P += pow(vect_probs[i-1] - ((2.0*i-1.0)/(2.0*size)),2);
       }
       P *= (3.0/size);
       estimator = P;
    }else{
       std::sort(vect_probs.begin(), vect_probs.end(), std::less<double>() );
       double P = 1.0/(12*size);
       for(int i=1;i<=size;i++){
          P += vect_probs[i-1] * pow(vect_probs[i-1] - ((2.0*i-1.0)/(2.0*size)),2);
       }
       P *= (3.0/size);
       estimator = P;
    }
 
    return estimator;
 }

void DeDxDiscriminatorProducer::endJob ( void )

privatevirtual

Reimplemented from edm::EDProducer.

Definition at line 220 of file DeDxDiscriminatorProducer.cc.

 {
    MODsColl.clear();
 }

double DeDxDiscriminatorProducer::GetProbability	(	const SiStripCluster *	cluster,
		TrajectoryStateOnSurface	trajState,
		const uint32_t &	detId
	)

private

Definition at line 331 of file DeDxDiscriminatorProducer.cc.

References SiStripCluster::amplitudes(), reco_application_tbsim_DetSim-Digi_cfg::BinX, reco_application_tbsim_DetSim-Digi_cfg::BinY, DeDxDiscriminatorTools::charge(), DeDxDiscriminatorProducer::stModInfo::Gain, i, TrajectoryStateOnSurface::localDirection(), TrajectoryStateOnSurface::localMomentum(), PV3DBase< T, PVType, FrameType >::mag(), getHLTPrescaleColumns::path, DeDxDiscriminatorTools::path(), DeDxDiscriminatorProducer::stModInfo::Thickness, and PV3DBase< T, PVType, FrameType >::z().

 {
    // Get All needed variables
    LocalVector             trackDirection = trajState.localDirection();
    double                  cosine         = trackDirection.z()/trackDirection.mag();
    const vector<uint8_t>&  ampls          = cluster->amplitudes();
    //   uint32_t                detId          = cluster->geographicalId();
    //   int                     firstStrip     = cluster->firstStrip();
    stModInfo* MOD                         = MODsColl[detId];
 
 
    // Sanity Checks
    if( ampls.size()>MaxNrStrips)                                                                      {return -1;}
 // if( DeDxDiscriminatorTools::IsSaturatingStrip  (ampls))                                            {return -1;}
 // if( DeDxDiscriminatorTools::IsSpanningOver2APV (firstStrip, ampls.size()))                         {return -1;}
 // if(!DeDxDiscriminatorTools::IsFarFromBorder    (trajState, m_tracker->idToDetUnit(DetId(detId)) )) {return -1;}
 
 
    // Find Probability for this given Charge and Path
    double charge = 0;
    if(useCalibration){
       for(unsigned int i=0;i<ampls.size();i++){
          int CalibratedCharge = ampls[i];
          CalibratedCharge = (int)(CalibratedCharge / MOD->Gain);
          if(CalibratedCharge>=1024){
             CalibratedCharge = 255;
          }else if(CalibratedCharge>254){
             CalibratedCharge = 254;
          }
          charge+=CalibratedCharge;
       }
    }else{
       charge = DeDxDiscriminatorTools::charge(ampls);
    }
    double path   = DeDxDiscriminatorTools::path(cosine,MOD->Thickness);
 
    int    BinX   = Prob_ChargePath->GetXaxis()->FindBin(trajState.localMomentum().mag());
    int    BinY   = Prob_ChargePath->GetYaxis()->FindBin(path);
    int    BinZ   = Prob_ChargePath->GetZaxis()->FindBin(charge/path);
    return Prob_ChargePath->GetBinContent(BinX,BinY,BinZ);
 }

void DeDxDiscriminatorProducer::MakeCalibrationMap ( )

private

Definition at line 430 of file DeDxDiscriminatorProducer.cc.

References DeDxDiscriminatorProducer::stModInfo::Gain.

                                                   {
    if(!useCalibration)return;
 
 
    TChain* t1 = new TChain("SiStripCalib/APVGain");
    t1->Add(m_calibrationPath.c_str());
 
    unsigned int  tree_DetId;
    unsigned char tree_APVId;
    double        tree_Gain;
 
    t1->SetBranchAddress("DetId"             ,&tree_DetId      );
    t1->SetBranchAddress("APVId"             ,&tree_APVId      );
    t1->SetBranchAddress("Gain"              ,&tree_Gain       );
 
    for (unsigned int ientry = 0; ientry < t1->GetEntries(); ientry++) {
        t1->GetEntry(ientry);
        stModInfo* MOD  = MODsColl[tree_DetId];
        MOD->Gain = tree_Gain;
    }
 
    delete t1;
 
 }

void DeDxDiscriminatorProducer::produce	(	edm::Event &	iEvent,
		const edm::EventSetup &	iSetup
	)

overrideprivatevirtual

Implements edm::EDProducer.

Definition at line 227 of file DeDxDiscriminatorProducer.cc.

References edm::AssociationMap< Tag >::begin(), edm::AssociationMap< edm::OneToOne< std::vector< Trajectory >, reco::TrackCollection, unsigned short > >::const_iterator, edm::AssociationMap< Tag >::end(), reco::TrackBase::eta(), edm::helper::Filler< Map >::fill(), reco::Track::found(), SiStripCluster::geographicalId(), edm::EventSetup::get(), edm::Event::getByToken(), DeDxTools::GetCluster(), edm::helper::Filler< Map >::insert(), TrajectoryStateOnSurface::isValid(), Trajectory::measurements(), reco::TrackBase::p(), edm::Handle< T >::product(), edm::ESHandle< class >::product(), edm::Event::put(), DeDxTools::shapeSelection(), edm::AssociationMap< Tag >::size(), and findQualityFiles::size.

 {
   auto_ptr<ValueMap<DeDxData> > trackDeDxDiscrimAssociation(new ValueMap<DeDxData> );  
   ValueMap<DeDxData>::Filler filler(*trackDeDxDiscrimAssociation);
 
   Handle<TrajTrackAssociationCollection> trajTrackAssociationHandle;
   iEvent.getByToken(m_trajTrackAssociationTag, trajTrackAssociationHandle);
   const TrajTrackAssociationCollection TrajToTrackMap = *trajTrackAssociationHandle.product();
 
   edm::Handle<reco::TrackCollection> trackCollectionHandle;
   iEvent.getByToken(m_tracksTag,trackCollectionHandle);
 
    edm::ESHandle<TrackerGeometry> tkGeom;
    iSetup.get<TrackerDigiGeometryRecord>().get( tkGeom );
    m_tracker = tkGeom.product();
  
    std::vector<DeDxData> dEdxDiscrims( TrajToTrackMap.size() );
 
    unsigned track_index = 0;
    for(TrajTrackAssociationCollection::const_iterator it = TrajToTrackMap.begin(); it!=TrajToTrackMap.end(); ++it, track_index++) {
       dEdxDiscrims[track_index] = DeDxData(-1, -2, 0 );
 
       const Track      track = *it->val;
       const Trajectory traj  = *it->key;
 
       if(track.eta()  <MinTrackEta      || track.eta()>MaxTrackEta     ){continue;}
       if(track.p()    <MinTrackMomentum || track.p()  >MaxTrackMomentum){continue;}
       if(track.found()<MinTrackHits                                    ){continue;}
 
       std::vector<double> vect_probs;
       vector<TrajectoryMeasurement> measurements = traj.measurements();
 
       unsigned int NClusterSaturating = 0;
       for(vector<TrajectoryMeasurement>::const_iterator measurement_it = measurements.begin(); measurement_it!=measurements.end(); measurement_it++){
 
          TrajectoryStateOnSurface trajState = measurement_it->updatedState();
          if( !trajState.isValid() ) continue;
 
          const TrackingRecHit*         hit                 = (*measurement_it->recHit()).hit();
          const SiStripRecHit2D*        sistripsimplehit    = dynamic_cast<const SiStripRecHit2D*>(hit);
          const SiStripMatchedRecHit2D* sistripmatchedhit   = dynamic_cast<const SiStripMatchedRecHit2D*>(hit);
          const SiStripRecHit1D*        sistripsimple1dhit  = dynamic_cast<const SiStripRecHit1D*>(hit);
      
      double Prob;
          if(sistripsimplehit){
             Prob = GetProbability(DeDxTools::GetCluster(sistripsimplehit), trajState,sistripsimplehit->geographicalId());       
             if(shapetest && !(DeDxTools::shapeSelection(DeDxTools::GetCluster(sistripsimplehit)->amplitudes()))) Prob=-1.0;
                 if(Prob>=0) vect_probs.push_back(Prob);             
             
         if(ClusterSaturatingStrip(DeDxTools::GetCluster(sistripsimplehit),sistripsimplehit->geographicalId())>0)NClusterSaturating++;
 
          }else if(sistripmatchedhit){
             Prob = GetProbability(DeDxTools::GetCluster(sistripmatchedhit->monoHit()), trajState, sistripmatchedhit->monoId());
             if(shapetest && !(DeDxTools::shapeSelection(DeDxTools::GetCluster(sistripmatchedhit->monoHit())->amplitudes()))) Prob=-1.0;
                 if(Prob>=0) vect_probs.push_back(Prob);
            
                 Prob = GetProbability(DeDxTools::GetCluster(sistripmatchedhit->stereoHit()), trajState,sistripmatchedhit->stereoId());
                 if(Prob>=0) vect_probs.push_back(Prob);
             
         if(ClusterSaturatingStrip(DeDxTools::GetCluster(sistripmatchedhit->monoHit()),sistripmatchedhit->monoId())  >0)NClusterSaturating++;
         if(ClusterSaturatingStrip(DeDxTools::GetCluster(sistripmatchedhit->stereoHit()),sistripmatchedhit->stereoId())>0)NClusterSaturating++;
          }else if(sistripsimple1dhit){ 
             Prob = GetProbability(DeDxTools::GetCluster(sistripsimple1dhit), trajState, sistripsimple1dhit->geographicalId());
             if(shapetest && !(DeDxTools::shapeSelection(DeDxTools::GetCluster(sistripsimple1dhit)->amplitudes()))) Prob=-1.0;
                 if(Prob>=0) vect_probs.push_back(Prob);
         if(ClusterSaturatingStrip(DeDxTools::GetCluster(sistripsimple1dhit),sistripsimple1dhit->geographicalId())>0)NClusterSaturating++;
          }else{
          }
       }
 
       double estimator          = ComputeDiscriminator(vect_probs);
       int    size               = vect_probs.size();
       float  Error              = -1;
 
       //WARNING: Since the dEdX Error is not properly computed for the moment
       //It was decided to store the number of saturating cluster in that dataformat
       Error = NClusterSaturating;
       dEdxDiscrims[track_index] = DeDxData(estimator, Error, size );
 
 //      printf("%i --> %g\n",size,estimator);
    }
 
   filler.insert(trackCollectionHandle, dEdxDiscrims.begin(), dEdxDiscrims.end());
   filler.fill();
   iEvent.put(trackDeDxDiscrimAssociation);
 }