DeDxTools Namespace Reference

Functions
void	buildDiscrimMap (edm::Run const &run, const edm::EventSetup &iSetup, std::string Reccord, std::string ProbabilityMode, TH3F *&Prob_ChargePath)
int	getCharge (const SiStripCluster *cluster, int &nSatStrip, const GeomDetUnit &detUnit, const std::vector< std::vector< float > > &calibGains, const unsigned int &m_off)
bool	IsFarFromBorder (const TrajectoryStateOnSurface &trajState, const GeomDetUnit *it)
bool	IsSpanningOver2APV (unsigned int FirstStrip, unsigned int ClusterSize)
void	makeCalibrationMap (const std::string &m_calibrationPath, const TrackerGeometry &tkGeom, std::vector< std::vector< float > > &calibGains, const unsigned int &m_off)
bool	shapeSelection (const SiStripCluster &ampls)

Function Documentation

buildDiscrimMap()

void DeDxTools::buildDiscrimMap	(	edm::Run const &	run,
		const edm::EventSetup &	iSetup,
		std::string	Reccord,
		std::string	ProbabilityMode,
		TH3F *&	Prob_ChargePath
	)

Definition at line 280 of file DeDxTools.cc.

                                               {
    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 {
      throw cms::Exception("WrongReccord for dEdx") << "The reccord : " << Reccord << "is unknown\n";
    }
 
    float xmin = deDxMapHandle->rangeX().min;
    float xmax = deDxMapHandle->rangeX().max;
    float ymin = deDxMapHandle->rangeY().min;
    float ymax = deDxMapHandle->rangeY().max;
    float zmin = deDxMapHandle->rangeZ().min;
    float zmax = deDxMapHandle->rangeZ().max;
 
    if (Prob_ChargePath)
      delete Prob_ChargePath;
    Prob_ChargePath = new TH3F("Prob_ChargePath",
                               "Prob_ChargePath",
                               deDxMapHandle->numberOfBinsX(),
                               xmin,
                               xmax,
                               deDxMapHandle->numberOfBinsY(),
                               ymin,
                               ymax,
                               deDxMapHandle->numberOfBinsZ(),
                               zmin,
                               zmax);
 
    if (strcmp(ProbabilityMode.c_str(), "Accumulation") == 0) {
      for (int i = 0; i <= Prob_ChargePath->GetXaxis()->GetNbins() + 1; i++) {
        for (int j = 0; j <= Prob_ChargePath->GetYaxis()->GetNbins() + 1; j++) {
          float Ni = 0;
          for (int k = 0; k <= Prob_ChargePath->GetZaxis()->GetNbins() + 1; k++) {
            Ni += deDxMapHandle->binContent(i, j, k);
          }
          for (int k = 0; k <= Prob_ChargePath->GetZaxis()->GetNbins() + 1; k++) {
            float tmp = 0;
            for (int l = 0; l <= k; l++) {
              tmp += deDxMapHandle->binContent(i, j, l);
            }
            if (Ni > 0) {
              Prob_ChargePath->SetBinContent(i, j, k, tmp / Ni);
            } else {
              Prob_ChargePath->SetBinContent(i, j, k, 0);
            }
          }
        }
      }
    } else if (strcmp(ProbabilityMode.c_str(), "Integral") == 0) {
      for (int i = 0; i <= Prob_ChargePath->GetXaxis()->GetNbins() + 1; i++) {
        for (int j = 0; j <= Prob_ChargePath->GetYaxis()->GetNbins() + 1; j++) {
          float Ni = 0;
          for (int k = 0; k <= Prob_ChargePath->GetZaxis()->GetNbins() + 1; k++) {
            Ni += deDxMapHandle->binContent(i, j, k);
          }
          for (int k = 0; k <= Prob_ChargePath->GetZaxis()->GetNbins() + 1; k++) {
            float tmp = deDxMapHandle->binContent(i, j, k);
            if (Ni > 0) {
              Prob_ChargePath->SetBinContent(i, j, k, tmp / Ni);
            } else {
              Prob_ChargePath->SetBinContent(i, j, k, 0);
            }
          }
        }
      }
    } else {
      throw cms::Exception("WrongConfig for dEdx") << "The ProbabilityMode: " << ProbabilityMode << "is unknown\n";
    }
  }

References PhysicsTools::Calibration::Histogram3D< Value_t, AxisX_t, AxisY_t, AxisZ_t >::binContent(), Exception, edm::EventSetup::get(), get, mps_fire::i, dqmiolumiharvest::j, dqmdumpme::k, cmsLHEtoEOSManager::l, PhysicsTools::Calibration::Range< Axis_t >::max, PhysicsTools::Calibration::Range< Axis_t >::min, PhysicsTools::Calibration::Histogram3D< Value_t, AxisX_t, AxisY_t, AxisZ_t >::numberOfBinsX(), PhysicsTools::Calibration::Histogram3D< Value_t, AxisX_t, AxisY_t, AxisZ_t >::numberOfBinsY(), PhysicsTools::Calibration::Histogram3D< Value_t, AxisX_t, AxisY_t, AxisZ_t >::numberOfBinsZ(), HLT_FULL_cff::ProbabilityMode, PhysicsTools::Calibration::Histogram3D< Value_t, AxisX_t, AxisY_t, AxisZ_t >::rangeX(), PhysicsTools::Calibration::Histogram3D< Value_t, AxisX_t, AxisY_t, AxisZ_t >::rangeY(), PhysicsTools::Calibration::Histogram3D< Value_t, AxisX_t, AxisY_t, AxisZ_t >::rangeZ(), HLT_FULL_cff::Reccord, createJobs::tmp, TrackerOfflineValidation_Dqm_cff::xmax, TrackerOfflineValidation_Dqm_cff::xmin, L1TOccupancyClient_cfi::ymax, L1TOccupancyClient_cfi::ymin, SiStripMonitorCluster_cfi::zmax, and SiStripMonitorCluster_cfi::zmin.

Referenced by ASmirnovDeDxDiscriminator::beginRun(), SmirnovDeDxDiscriminator::beginRun(), ProductDeDxDiscriminator::beginRun(), and BTagLikeDeDxDiscriminator::beginRun().

getCharge()

int DeDxTools::getCharge	(	const SiStripCluster *	cluster,
		int &	nSatStrip,
		const GeomDetUnit &	detUnit,
		const std::vector< std::vector< float > > &	calibGains,
		const unsigned int &	m_off
	)

Definition at line 214 of file DeDxTools.cc.

                                           {
    const auto& Ampls = cluster->amplitudes();
 
    nSatStrip = 0;
    int charge = 0;
 
    if (calibGains.empty()) {
      for (unsigned int i = 0; i < Ampls.size(); i++) {
        int calibratedCharge = Ampls[i];
        charge += calibratedCharge;
        if (calibratedCharge >= 254)
          nSatStrip++;
      }
    } else {
      for (unsigned int i = 0; i < Ampls.size(); i++) {
        int calibratedCharge = Ampls[i];
 
        auto& gains = calibGains[detUnit.index() - m_off];
        calibratedCharge = (int)(calibratedCharge / gains[(cluster->firstStrip() + i) / 128]);
        if (calibratedCharge >= 255) {
          if (calibratedCharge >= 1025)
            calibratedCharge = 255;
          else
            calibratedCharge = 254;
        }
 
        charge += calibratedCharge;
        if (calibratedCharge >= 254)
          nSatStrip++;
      }
    }
    return charge;
  }

References SiStripCluster::amplitudes(), ALCARECOTkAlJpsiMuMu_cff::charge, SiStripCluster::firstStrip(), mps_fire::i, GeomDet::index(), and createfilelist::int.

Referenced by DeDxDiscriminatorLearner::processHit(), HSCPDeDxInfoProducer::processHit(), DeDxHitInfoProducer::processHit(), DeDxEstimatorProducer::processHit(), and TrackFitter::run().

IsFarFromBorder()

bool DeDxTools::IsFarFromBorder	(	const TrajectoryStateOnSurface &	trajState,
		const GeomDetUnit *	it
	)

Definition at line 404 of file DeDxTools.cc.

                                                                                         {
    if (dynamic_cast<const StripGeomDetUnit*>(it) == nullptr && dynamic_cast<const PixelGeomDetUnit*>(it) == nullptr) {
      edm::LogInfo("DeDxTools::IsFarFromBorder") << "this detID doesn't seem to belong to the Tracker" << std::endl;
      return false;
    }
 
    LocalPoint HitLocalPos = trajState.localPosition();
    LocalError HitLocalError = trajState.localError().positionError();
 
    const BoundPlane plane = it->surface();
    const TrapezoidalPlaneBounds* trapezoidalBounds(dynamic_cast<const TrapezoidalPlaneBounds*>(&(plane.bounds())));
    const RectangularPlaneBounds* rectangularBounds(dynamic_cast<const RectangularPlaneBounds*>(&(plane.bounds())));
 
    if (!trapezoidalBounds && !rectangularBounds)
      return false;
 
    double DistFromBorder = 1.0;
    //double HalfWidth      = it->surface().bounds().width()  /2.0;
    double HalfLength =
        trapezoidalBounds ? (*trapezoidalBounds).parameters()[3] : it->surface().bounds().length() / 2.0;
 
    //  if (fabs(HitLocalPos.x())+HitLocalError.xx() >= (HalfWidth  - DistFromBorder) ) return false;//Don't think is really necessary
    if (fabs(HitLocalPos.y()) + HitLocalError.yy() >= (HalfLength - DistFromBorder))
      return false;
 
    return true;
  }

References Surface::bounds(), ProducerES_cfi::HalfLength, Bounds::length(), TrajectoryStateOnSurface::localError(), TrajectoryStateOnSurface::localPosition(), LocalTrajectoryError::positionError(), GeomDet::surface(), and LocalError::yy().

Referenced by DeDxDiscriminatorLearner::processHit().

IsSpanningOver2APV()

bool DeDxTools::IsSpanningOver2APV	(	unsigned int	FirstStrip,
		unsigned int	ClusterSize
	)

Definition at line 363 of file DeDxTools.cc.

                                                                             {
    if (FirstStrip == 0)
      return true;
    if (FirstStrip == 128)
      return true;
    if (FirstStrip == 256)
      return true;
    if (FirstStrip == 384)
      return true;
    if (FirstStrip == 512)
      return true;
    if (FirstStrip == 640)
      return true;
 
    if (FirstStrip <= 127 && FirstStrip + ClusterSize > 127)
      return true;
    if (FirstStrip <= 255 && FirstStrip + ClusterSize > 255)
      return true;
    if (FirstStrip <= 383 && FirstStrip + ClusterSize > 383)
      return true;
    if (FirstStrip <= 511 && FirstStrip + ClusterSize > 511)
      return true;
    if (FirstStrip <= 639 && FirstStrip + ClusterSize > 639)
      return true;
 
    if (FirstStrip + ClusterSize == 127)
      return true;
    if (FirstStrip + ClusterSize == 255)
      return true;
    if (FirstStrip + ClusterSize == 383)
      return true;
    if (FirstStrip + ClusterSize == 511)
      return true;
    if (FirstStrip + ClusterSize == 639)
      return true;
    if (FirstStrip + ClusterSize == 767)
      return true;
 
    return false;
  }

References PixelTestBeamValidation_cfi::ClusterSize.

Referenced by DeDxDiscriminatorLearner::processHit().

makeCalibrationMap()

void DeDxTools::makeCalibrationMap	(	const std::string &	m_calibrationPath,
		const TrackerGeometry &	tkGeom,
		std::vector< std::vector< float > > &	calibGains,
		const unsigned int &	m_off
	)

Definition at line 252 of file DeDxTools.cc.

                                                     {
    auto const& dus = tkGeom.detUnits();
    calibGains.resize(dus.size() - m_off);
 
    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);
      auto& gains = calibGains[tkGeom.idToDetUnit(DetId(tree_DetId))->index() - m_off];
      if (gains.size() < (size_t)(tree_APVId + 1)) {
        gains.resize(tree_APVId + 1);
      }
      gains[tree_APVId] = tree_Gain;
    }
    t1->Delete();
  }

References TrackerGeometry::detUnits(), TrackerGeometry::idToDetUnit(), GeomDet::index(), and RandomServiceHelper::t1.

Referenced by DeDxDiscriminatorLearner::algoBeginJob(), HSCPDeDxInfoProducer::beginRun(), DeDxHitInfoProducer::beginRun(), DeDxEstimatorProducer::beginRun(), and FastTrackDeDxProducer::beginRun().

shapeSelection()

bool DeDxTools::shapeSelection

(

const SiStripCluster &

ampls

)

Definition at line 9 of file DeDxTools.cc.

                                                  {
    // ----------------  COMPTAGE DU NOMBRE DE MAXIMA   --------------------------
    //----------------------------------------------------------------------------
    //  printf("ShapeTest \n");
    auto const& ampls = clus.amplitudes();
    Int_t NofMax = 0;
    Int_t recur255 = 1;
    Int_t recur254 = 1;
    bool MaxOnStart = false;
    bool MaxInMiddle = false, MaxOnEnd = false;
    Int_t MaxPos = 0;
    // Début avec max
    if (ampls.size() != 1 &&
        ((ampls[0] > ampls[1]) ||
         (ampls.size() > 2 && ampls[0] == ampls[1] && ampls[1] > ampls[2] && ampls[0] != 254 && ampls[0] != 255) ||
         (ampls.size() == 2 && ampls[0] == ampls[1] && ampls[0] != 254 && ampls[0] != 255))) {
      NofMax = NofMax + 1;
      MaxOnStart = true;
    }
 
    // Maximum entouré
    if (ampls.size() > 2) {
      for (unsigned int i = 1; i < ampls.size() - 1U; i++) {
        if ((ampls[i] > ampls[i - 1] && ampls[i] > ampls[i + 1]) ||
            (ampls.size() > 3 && i > 0 && i < ampls.size() - 2U && ampls[i] == ampls[i + 1] &&
             ampls[i] > ampls[i - 1] && ampls[i] > ampls[i + 2] && ampls[i] != 254 && ampls[i] != 255)) {
          NofMax = NofMax + 1;
          MaxInMiddle = true;
          MaxPos = i;
        }
        if (ampls[i] == 255 && ampls[i] == ampls[i - 1]) {
          recur255 = recur255 + 1;
          MaxPos = i - (recur255 / 2);
          if (ampls[i] > ampls[i + 1]) {
            NofMax = NofMax + 1;
            MaxInMiddle = true;
          }
        }
        if (ampls[i] == 254 && ampls[i] == ampls[i - 1]) {
          recur254 = recur254 + 1;
          MaxPos = i - (recur254 / 2);
          if (ampls[i] > ampls[i + 1]) {
            NofMax = NofMax + 1;
            MaxInMiddle = true;
          }
        }
      }
    }
    // Fin avec un max
    if (ampls.size() > 1) {
      if (ampls[ampls.size() - 1] > ampls[ampls.size() - 2] ||
          (ampls.size() > 2 && ampls[ampls.size() - 1] == ampls[ampls.size() - 2] &&
           ampls[ampls.size() - 2] > ampls[ampls.size() - 3]) ||
          ampls[ampls.size() - 1] == 255) {
        NofMax = NofMax + 1;
        MaxOnEnd = true;
      }
    }
    // Si une seule strip touchée
    if (ampls.size() == 1) {
      NofMax = 1;
    }
 
    // ---  SELECTION EN FONCTION DE LA FORME POUR LES MAXIMA UNIQUES ---------
    //------------------------------------------------------------------------
    /*
               ____
              |    |____
          ____|    |    |
         |    |    |    |____
     ____|    |    |    |    |
    |    |    |    |    |    |____
  __|____|____|____|____|____|____|__
    C_Mnn C_Mn C_M  C_D  C_Dn C_Dnn
  */
    //   bool shapetest=true;
    bool shapecdtn = false;
 
    //  Float_t C_M;    Float_t C_D;    Float_t C_Mn;   Float_t C_Dn;   Float_t C_Mnn;  Float_t C_Dnn;
    Float_t C_M = 0.0;
    Float_t C_D = 0.0;
    Float_t C_Mn = 10000;
    Float_t C_Dn = 10000;
    Float_t C_Mnn = 10000;
    Float_t C_Dnn = 10000;
    Int_t CDPos;
    Float_t coeff1 = 1.7;
    Float_t coeff2 = 2.0;
    Float_t coeffn = 0.10;
    Float_t coeffnn = 0.02;
    Float_t noise = 4.0;
 
    if (NofMax == 1) {
      if (MaxOnStart == true) {
        C_M = (Float_t)ampls[0];
        C_D = (Float_t)ampls[1];
        if (ampls.size() < 3)
          shapecdtn = true;
        else if (ampls.size() == 3) {
          C_Dn = (Float_t)ampls[2];
          if (C_Dn <= coeff1 * coeffn * C_D + coeff2 * coeffnn * C_M + 2 * noise || C_D == 255)
            shapecdtn = true;
        } else if (ampls.size() > 3) {
          C_Dn = (Float_t)ampls[2];
          C_Dnn = (Float_t)ampls[3];
          if ((C_Dn <= coeff1 * coeffn * C_D + coeff2 * coeffnn * C_M + 2 * noise || C_D == 255) &&
              C_Dnn <= coeff1 * coeffn * C_Dn + coeff2 * coeffnn * C_D + 2 * noise) {
            shapecdtn = true;
          }
        }
      }
 
      if (MaxOnEnd == true) {
        C_M = (Float_t)ampls[ampls.size() - 1];
        C_D = (Float_t)ampls[ampls.size() - 2];
        if (ampls.size() < 3)
          shapecdtn = true;
        else if (ampls.size() == 3) {
          C_Dn = (Float_t)ampls[0];
          if (C_Dn <= coeff1 * coeffn * C_D + coeff2 * coeffnn * C_M + 2 * noise || C_D == 255)
            shapecdtn = true;
        } else if (ampls.size() > 3) {
          C_Dn = (Float_t)ampls[ampls.size() - 3];
          C_Dnn = (Float_t)ampls[ampls.size() - 4];
          if ((C_Dn <= coeff1 * coeffn * C_D + coeff2 * coeffnn * C_M + 2 * noise || C_D == 255) &&
              C_Dnn <= coeff1 * coeffn * C_Dn + coeff2 * coeffnn * C_D + 2 * noise) {
            shapecdtn = true;
          }
        }
      }
 
      if (MaxInMiddle == true) {
        C_M = (Float_t)ampls[MaxPos];
        int LeftOfMaxPos = MaxPos - 1;
        if (LeftOfMaxPos <= 0)
          LeftOfMaxPos = 0;
        int RightOfMaxPos = MaxPos + 1;
        if (RightOfMaxPos >= (int)ampls.size())
          RightOfMaxPos = ampls.size() - 1;
        //int after = RightOfMaxPos; int before = LeftOfMaxPos; if (after>=(int)ampls.size() ||  before<0)  std::cout<<"invalid read MaxPos:"<<MaxPos <<"size:"<<ampls.size() <<std::endl;
        if (ampls[LeftOfMaxPos] < ampls[RightOfMaxPos]) {
          C_D = (Float_t)ampls[RightOfMaxPos];
          C_Mn = (Float_t)ampls[LeftOfMaxPos];
          CDPos = RightOfMaxPos;
        } else {
          C_D = (Float_t)ampls[LeftOfMaxPos];
          C_Mn = (Float_t)ampls[RightOfMaxPos];
          CDPos = LeftOfMaxPos;
        }
        if (C_Mn < coeff1 * coeffn * C_M + coeff2 * coeffnn * C_D + 2 * noise || C_M == 255) {
          if (ampls.size() == 3)
            shapecdtn = true;
          else if (ampls.size() > 3) {
            if (CDPos > MaxPos) {
              if (ampls.size() - CDPos - 1 == 0) {
                C_Dn = 0;
                C_Dnn = 0;
              }
              if (ampls.size() - CDPos - 1 == 1) {
                C_Dn = (Float_t)ampls[CDPos + 1];
                C_Dnn = 0;
              }
              if (ampls.size() - CDPos - 1 > 1) {
                C_Dn = (Float_t)ampls[CDPos + 1];
                C_Dnn = (Float_t)ampls[CDPos + 2];
              }
              if (MaxPos >= 2) {
                C_Mnn = (Float_t)ampls[MaxPos - 2];
              } else if (MaxPos < 2)
                C_Mnn = 0;
            }
            if (CDPos < MaxPos) {
              if (CDPos == 0) {
                C_Dn = 0;
                C_Dnn = 0;
              }
              if (CDPos == 1) {
                C_Dn = (Float_t)ampls[0];
                C_Dnn = 0;
              }
              if (CDPos > 1) {
                C_Dn = (Float_t)ampls[CDPos - 1];
                C_Dnn = (Float_t)ampls[CDPos - 2];
              }
              if (ampls.size() - LeftOfMaxPos > 1 && MaxPos + 2 < (int)(ampls.size()) - 1) {
                C_Mnn = (Float_t)ampls[MaxPos + 2];
              } else
                C_Mnn = 0;
            }
            if ((C_Dn <= coeff1 * coeffn * C_D + coeff2 * coeffnn * C_M + 2 * noise || C_D == 255) &&
                C_Mnn <= coeff1 * coeffn * C_Mn + coeff2 * coeffnn * C_M + 2 * noise &&
                C_Dnn <= coeff1 * coeffn * C_Dn + coeff2 * coeffnn * C_D + 2 * noise) {
              shapecdtn = true;
            }
          }
        }
      }
    }
    if (ampls.size() == 1) {
      shapecdtn = true;
    }
 
    return shapecdtn;
  }

References SiStripCluster::amplitudes(), mps_fire::i, createfilelist::int, hgcalDigitizer_cfi::noise, and mitigatedMETSequence_cff::U.

Referenced by pat::PATIsolatedTrackProducer::getDeDx(), DeDxDiscriminatorLearner::processHit(), DeDxEstimatorProducer::processHit(), and DeDxHitInfoProducer::produce().