MuonResiduals6DOFFitter Class Reference

#include <MuonResiduals6DOFFitter.h>

Inheritance diagram for MuonResiduals6DOFFitter:

Public Types
enum	{   kAlignX = 0, kAlignY, kAlignZ, kAlignPhiX,   kAlignPhiY, kAlignPhiZ, kResidXSigma, kResidYSigma,   kResSlopeXSigma, kResSlopeYSigma, kAlphaX, kAlphaY,   kResidXGamma, kResidYGamma, kResSlopeXGamma, kResSlopeYGamma,   kNPar }
enum	{   kResidX = 0, kResidY, kResSlopeX, kResSlopeY,   kPositionX, kPositionY, kAngleX, kAngleY,   kRedChi2, kPz, kPt, kCharge,   kNData }
Public Types inherited from MuonResidualsFitter
enum	{   kPureGaussian, kPowerLawTails, kROOTVoigt, kGaussPowerTails,   kPureGaussian2D }
enum	{   k1DOF, k5DOF, k6DOF, k6DOFrphi,   kPositionFitter, kAngleFitter, kAngleBfieldFitter }
enum	{   k1111, k1110, k1100, k1010,   k0010 }

Public Member Functions
void	correctBField ()
bool	fit (Alignable *ali)
	MuonResiduals6DOFFitter (int residualsModel, int minHits, int useResiduals, bool weightAlignment=true)
int	ndata ()
int	npar ()
double	plot (std::string name, TFileDirectory *dir, Alignable *ali)
TTree *	readNtuple (std::string fname, unsigned int wheel, unsigned int station, unsigned int sector, unsigned int preselected=1)
double	sumofweights ()
int	type () const
virtual	~MuonResiduals6DOFFitter ()
Public Member Functions inherited from MuonResidualsFitter
void	computeHistogramRangeAndBinning (int which, int &nbins, double &a, double &b)
virtual void	correctBField (int idx_momentum, int idx_q)
TMatrixDSym	correlationMatrix ()
double	covarianceElement (int parNum1, int parNum2)
TMatrixDSym	covarianceMatrix ()
void	eraseNotSelectedResiduals ()
double	errorerror (int parNum)
void	fill (double *residual)
void	fix (int parNum, bool val=true)
bool	fixed (int parNum)
void	histogramChi2GaussianFit (int which, double &fit_mean, double &fit_sigma)
double	loglikelihood ()
	MuonResidualsFitter (int residualsModel, int minHits, int useResiduals, bool weightAlignment=true)
int	nfixed ()
long	numResiduals () const
long	numsegments ()
int	parNum2parIdx (int parNum)
void	plotsimple (std::string name, TFileDirectory *dir, int which, double multiplier)
void	plotweighted (std::string name, TFileDirectory *dir, int which, int whichredchi2, double multiplier)
void	read (FILE *file, int which=0)
std::vector< double * > ::const_iterator	residuals_begin () const
std::vector< double * > ::const_iterator	residuals_end () const
int	residualsModel () const
std::vector< bool > &	selectedResidualsFlags ()
void	selectPeakResiduals (double nsigma, int nvar, int *vars)
void	selectPeakResiduals_simple (double nsigma, int nvar, int *vars)
void	setPrintLevel (int printLevel)
void	setStrategy (int strategy)
int	useRes () const
double	value (int parNum)
void	write (FILE *file, int which=0)
virtual	~MuonResidualsFitter ()

Protected Member Functions
void	inform (TMinuit *tMinuit)
Protected Member Functions inherited from MuonResidualsFitter
bool	dofit (void(*fcn)(int &, double *, double &, double *, int), std::vector< int > &parNum, std::vector< std::string > &parName, std::vector< double > &start, std::vector< double > &step, std::vector< double > &low, std::vector< double > &high)
void	initialize_table ()

Additional Inherited Members
Protected Attributes inherited from MuonResidualsFitter
double	m_center [20]
TMatrixDSym	m_cov
std::vector< double >	m_error
std::vector< bool >	m_fixed
double	m_loglikelihood
int	m_minHits
std::map< int, int >	m_parNum2parIdx
int	m_printLevel
double	m_radii [20]
std::vector< double * >	m_residuals
std::vector< bool >	m_residuals_ok
int	m_residualsModel
int	m_strategy
int	m_useResiduals
std::vector< double >	m_value
bool	m_weightAlignment

Detailed Description

$Date: Thu Apr 16 14:20:58 CDT 2009

Revision:

1.5

Author

J. Pivarski - Texas A&M University pivar.nosp@m.ski@.nosp@m.physi.nosp@m.cs.t.nosp@m.amu.e.nosp@m.du

Definition at line 18 of file MuonResiduals6DOFFitter.h.

Member Enumeration Documentation

anonymous enum

Enumerator
kAlignX
kAlignY
kAlignZ
kAlignPhiX
kAlignPhiY
kAlignPhiZ
kResidXSigma
kResidYSigma
kResSlopeXSigma
kResSlopeYSigma
kAlphaX
kAlphaY
kResidXGamma
kResidYGamma
kResSlopeXGamma
kResSlopeYGamma
kNPar

Definition at line 21 of file MuonResiduals6DOFFitter.h.

       {
    kAlignX = 0,
    kAlignY,
    kAlignZ,
    kAlignPhiX,
    kAlignPhiY,
    kAlignPhiZ,
    kResidXSigma,
    kResidYSigma,
    kResSlopeXSigma,
    kResSlopeYSigma,
    kAlphaX,
    kAlphaY,
    kResidXGamma,
    kResidYGamma,
    kResSlopeXGamma,
    kResSlopeYGamma,
    kNPar
  };

anonymous enum

Enumerator
kResidX
kResidY
kResSlopeX
kResSlopeY
kPositionX
kPositionY
kAngleX
kAngleY
kRedChi2
kPz
kPt
kCharge
kNData

Definition at line 41 of file MuonResiduals6DOFFitter.h.

       {
    kResidX = 0,
    kResidY,
    kResSlopeX,
    kResSlopeY,
    kPositionX,
    kPositionY,
    kAngleX,
    kAngleY,
    kRedChi2,
    kPz,
    kPt,
    kCharge,
    kNData
  };

Constructor & Destructor Documentation

MuonResiduals6DOFFitter::MuonResiduals6DOFFitter ( int  residualsModel, int  minHits, int  useResiduals, bool  weightAlignment = true  )

inline

Definition at line 57 of file MuonResiduals6DOFFitter.h.

: MuonResidualsFitter(residualsModel, minHits, useResiduals, weightAlignment) {}

virtual MuonResiduals6DOFFitter::~MuonResiduals6DOFFitter ( )

inlinevirtual

Definition at line 58 of file MuonResiduals6DOFFitter.h.

{}

Member Function Documentation

void MuonResiduals6DOFFitter::correctBField ( )

virtual

Implements MuonResidualsFitter.

Definition at line 225 of file MuonResiduals6DOFFitter.cc.

References MuonResidualsFitter::correctBField(), kCharge, and kPt.

{
  MuonResidualsFitter::correctBField(kPt, kCharge);
}

bool MuonResiduals6DOFFitter::fit ( Alignable *  ali )

virtual

Implements MuonResidualsFitter.

Definition at line 253 of file MuonResiduals6DOFFitter.cc.

References MuonResidualsFitter::dofit(), MuonResidualsFitter::fix(), i, customizeTrackingMonitorSeedNumber::idx, MuonResidualsFitter::initialize_table(), MuonResidualsFitter::k0010, MuonResidualsFitter::k1010, MuonResidualsFitter::k1100, MuonResidualsFitter::k1110, MuonResidualsFitter::k1111, kAlignPhiX, kAlignPhiY, kAlignPhiZ, kAlignX, kAlignY, kAlignZ, kAlphaX, kAlphaY, MuonResidualsFitter::kPowerLawTails, MuonResidualsFitter::kPureGaussian2D, kResidXGamma, kResidXSigma, kResidYGamma, kResidYSigma, kResSlopeXGamma, kResSlopeXSigma, kResSlopeYGamma, kResSlopeYSigma, MuonResidualsFitter::kROOTVoigt, MuonResiduals6DOFFitter_FCN(), mergeVDriftHistosByStation::name, cscdqm::h::names, pileupDistInMC::num, MuonResidualsFitter::residualsModel(), dqm_diff::start, relval_parameters_module::step, relval_machine::steps, AlCaHLTBitMon_QueryRunRegistry::string, sumofweights(), and MuonResidualsFitter::useRes().

{
  initialize_table();  // if not already initialized
  sumofweights();

  double resx_std = 0.5;
  double resy_std = 3.0;
  double resslopex_std = 0.002;
  double resslopey_std = 0.005;

  int nums[16]          = {kAlignX, kAlignY, kAlignZ, kAlignPhiX, kAlignPhiY, kAlignPhiZ,   kResidXSigma, kResidYSigma, kResSlopeXSigma, kResSlopeYSigma,
                           kAlphaX, kAlphaY,    kResidXGamma, kResidYGamma, kResSlopeXGamma, kResSlopeYGamma};
  std::string names[16] = {"AlignX","AlignY","AlignZ","AlignPhiX","AlignPhiY","AlignPhiZ",  "ResidXSigma","ResidYSigma","ResSlopeXSigma","ResSlopeYSigma",
                           "AlphaX","AlphaY",   "ResidXGamma","ResidYGamma","ResSlopeXGamma","ResSlopeYGamma"};
  double starts[16]     = {0., 0., 0., 0., 0., 0.,    resx_std, resy_std, resslopex_std, resslopey_std,
                           0., 0.,    0.1*resx_std, 0.1*resy_std, 0.1*resslopex_std, 0.1*resslopey_std};
  double steps[16]      = {0.1, 0.1, 0.1, 0.001, 0.001, 0.001,   0.001*resx_std, 0.001*resy_std, 0.001*resslopex_std, 0.001*resslopey_std,
                           0.001, 0.001,    0.01*resx_std, 0.01*resy_std, 0.01*resslopex_std, 0.01*resslopey_std};
  double lows[16]       = {0., 0., 0., 0., 0., 0.,    0., 0., 0., 0.,
                           -1., -1.,    0., 0., 0., 0.};
  double highs[16]      = {0., 0., 0., 0., 0., 0.,    10., 10., 0.1, 0.1,
                           1.,1.,    0., 0., 0., 0.};

  std::vector<int> num(nums, nums+6);
  std::vector<std::string> name(names, names+6);
  std::vector<double> start(starts, starts+6);
  std::vector<double> step(steps, steps+6);
  std::vector<double> low(lows, lows+6);
  std::vector<double> high(highs, highs+6);

  bool add_alpha = ( residualsModel() == kPureGaussian2D );
  bool add_gamma = ( residualsModel() == kROOTVoigt || residualsModel() == kPowerLawTails );

  int idx[8], ni = 0;
  if (useRes() == k1111) {
    for(ni=0; ni<4; ni++) idx[ni] = ni+6;
    if (add_alpha) for(; ni<6; ni++) idx[ni] = ni+6;
    else if (add_gamma) for(; ni<8; ni++) idx[ni] = ni+8;
    if (!add_alpha) fix(kAlphaX);
    if (!add_alpha) fix(kAlphaY);
  }
  else if (useRes() == k1110) {
    for(ni=0; ni<3; ni++) idx[ni] = ni+6;
    if (add_alpha) idx[ni++] = 10;
    else if (add_gamma) for(; ni<6; ni++) idx[ni] = ni+9;
    fix(kResSlopeYSigma);
    fix(kAlphaY);
    if (!add_alpha) fix(kAlphaX);
  }
  else if (useRes() == k1100) {
    for(ni=0; ni<2; ni++) idx[ni] = ni+6;
    if (add_gamma) for(; ni<4; ni++) idx[ni] = ni+10;
    fix(kResSlopeXSigma);
    fix(kResSlopeYSigma);
    fix(kAlphaX);
    fix(kAlphaY);
  }
  else if (useRes() == k1010) {
    idx[ni++] = 6; idx[ni++] = 8;
    if (add_alpha) idx[ni++] = 10;
    if (add_gamma) { idx[ni++] = 12; idx[ni++] = 14; }
    fix(kResidYSigma);
    fix(kResSlopeYSigma);
    fix(kAlphaY);
    if (!add_alpha) fix(kAlphaX);
  }
  else if (useRes() == k0010) {
    idx[ni++] = 8;
    if (add_gamma) idx[ni++] = 14;
    fix(kResidXSigma);
    fix(kResidYSigma);
    fix(kResSlopeYSigma);
    fix(kAlphaX);
    fix(kAlphaY);
  }
  for (int i=0; i<ni; i++){
    num.push_back(nums[idx[i]]);
    name.push_back(names[idx[i]]);
    start.push_back(starts[idx[i]]);
    step.push_back(steps[idx[i]]);
    low.push_back(lows[idx[i]]);
    high.push_back(highs[idx[i]]);
  }

  return dofit(&MuonResiduals6DOFFitter_FCN, num, name, start, step, low, high);
}

void MuonResiduals6DOFFitter::inform ( TMinuit *  tMinuit )

protectedvirtual

Implements MuonResidualsFitter.

Definition at line 219 of file MuonResiduals6DOFFitter.cc.

{
  minuit = tMinuit;
}

int MuonResiduals6DOFFitter::ndata ( )

inlinevirtual

Implements MuonResidualsFitter.

Definition at line 68 of file MuonResiduals6DOFFitter.h.

References kNData.

{ return kNData; }

int MuonResiduals6DOFFitter::npar ( )

inlinevirtual

Implements MuonResidualsFitter.

Definition at line 62 of file MuonResiduals6DOFFitter.h.

References assert(), MuonResidualsFitter::kGaussPowerTails, kNPar, MuonResidualsFitter::kPowerLawTails, MuonResidualsFitter::kPureGaussian, MuonResidualsFitter::kPureGaussian2D, MuonResidualsFitter::kROOTVoigt, and MuonResidualsFitter::residualsModel().

Referenced by plot().

             {
    if (residualsModel() == kPureGaussian || residualsModel() == kPureGaussian2D || residualsModel() == kGaussPowerTails) return kNPar - 4;
    else if (residualsModel() == kPowerLawTails) return kNPar;
    else if (residualsModel() == kROOTVoigt) return kNPar;
    else assert(false);
  }

double MuonResiduals6DOFFitter::plot ( std::string  name, TFileDirectory *  dir, Alignable *  ali  )

virtual

Implements MuonResidualsFitter.

Definition at line 341 of file MuonResiduals6DOFFitter.cc.

References assert(), MuonResidualsFitter::errorerror(), i, kAlignPhiX, kAlignPhiY, kAlignPhiZ, kAlignX, kAlignY, kAlignZ, kAlphaX, kAlphaY, kAngleX, kAngleY, MuonResidualsFitter::kGaussPowerTails, kPositionX, kPositionY, MuonResidualsFitter::kPowerLawTails, MuonResidualsFitter::kPureGaussian, MuonResidualsFitter::kPureGaussian2D, kRedChi2, kResidX, kResidXGamma, kResidXSigma, kResidY, kResidYGamma, kResidYSigma, kResSlopeX, kResSlopeXGamma, kResSlopeXSigma, kResSlopeY, kResSlopeYGamma, kResSlopeYSigma, MuonResidualsFitter::kROOTVoigt, AlignableSurface::length(), MuonResidualsFitter::m_weightAlignment, TFileDirectory::make(), MuonResidualsFitter_GaussPowerTails_TF1(), MuonResidualsFitter_powerLawTails_TF1(), MuonResidualsFitter_pureGaussian_TF1(), MuonResidualsFitter_ROOTVoigt_TF1(), npar(), NULL, funct::pow(), alignCSCRings::r, MuonResidualsFitter::residuals_begin(), MuonResidualsFitter::residuals_end(), MuonResidualsFitter::residualsModel(), AlCaHLTBitMon_QueryRunRegistry::string, sumofweights(), Alignable::surface(), MuonResidualsFitter::value(), histoStyle::weight, AlignableSurface::width(), and create_public_lumi_plots::width.

Referenced by cuy.FindIssue::__init__().

{
  sumofweights();

  double mean_residualx = 0., mean_residualy = 0., mean_resslopex = 0., mean_resslopey = 0.;
  double mean_trackx = 0., mean_tracky = 0., mean_trackdxdz = 0., mean_trackdydz = 0.;
  double sum_w = 0.;

  for (std::vector<double*>::const_iterator rit = residuals_begin();  rit != residuals_end();  ++rit)
  {
    const double redchi2 = (*rit)[kRedChi2];
    double weight = 1./redchi2;
    if (!m_weightAlignment) weight = 1.;

    if (!m_weightAlignment  ||  TMath::Prob(redchi2*12, 12) < 0.99)  // no spikes allowed
    {
      double factor_w = 1./(sum_w + weight);
      mean_residualx = factor_w * (sum_w * mean_residualx + weight * (*rit)[kResidX]);
      mean_residualy = factor_w * (sum_w * mean_residualy + weight * (*rit)[kResidY]);
      mean_resslopex = factor_w * (sum_w * mean_resslopex + weight * (*rit)[kResSlopeX]);
      mean_resslopey = factor_w * (sum_w * mean_resslopey + weight * (*rit)[kResSlopeY]);
      mean_trackx    = factor_w * (sum_w * mean_trackx    + weight * (*rit)[kPositionX]);
      mean_tracky    = factor_w * (sum_w * mean_tracky    + weight * (*rit)[kPositionY]);
      mean_trackdxdz = factor_w * (sum_w * mean_trackdxdz + weight * (*rit)[kAngleX]);
      mean_trackdydz = factor_w * (sum_w * mean_trackdydz + weight * (*rit)[kAngleY]);
      sum_w += weight;
    }
  }

  std::string name_x, name_y, name_dxdz, name_dydz, name_x_raw, name_y_raw, name_dxdz_raw, name_dydz_raw, name_x_cut, name_y_cut, name_alphax, name_alphay;
  std::string name_x_trackx, name_y_trackx, name_dxdz_trackx, name_dydz_trackx;
  std::string name_x_tracky, name_y_tracky, name_dxdz_tracky, name_dydz_tracky;
  std::string name_x_trackdxdz, name_y_trackdxdz, name_dxdz_trackdxdz, name_dydz_trackdxdz;
  std::string name_x_trackdydz, name_y_trackdydz, name_dxdz_trackdydz, name_dydz_trackdydz;

  name_x = name + "_x";
  name_y = name + "_y";
  name_dxdz = name + "_dxdz";
  name_dydz = name + "_dydz";
  name_x_raw = name + "_x_raw";
  name_y_raw = name + "_y_raw";
  name_dxdz_raw = name + "_dxdz_raw";
  name_dydz_raw = name + "_dydz_raw";
  name_x_cut = name + "_x_cut";
  name_y_cut = name + "_y_cut";
  name_alphax = name + "_alphax";
  name_alphay = name + "_alphay";
  name_x_trackx = name + "_x_trackx";
  name_y_trackx = name + "_y_trackx";
  name_dxdz_trackx = name + "_dxdz_trackx";
  name_dydz_trackx = name + "_dydz_trackx";
  name_x_tracky = name + "_x_tracky";
  name_y_tracky = name + "_y_tracky";
  name_dxdz_tracky = name + "_dxdz_tracky";
  name_dydz_tracky = name + "_dydz_tracky";
  name_x_trackdxdz = name + "_x_trackdxdz";
  name_y_trackdxdz = name + "_y_trackdxdz";
  name_dxdz_trackdxdz = name + "_dxdz_trackdxdz";
  name_dydz_trackdxdz = name + "_dydz_trackdxdz";
  name_x_trackdydz = name + "_x_trackdydz";
  name_y_trackdydz = name + "_y_trackdydz";
  name_dxdz_trackdydz = name + "_dxdz_trackdydz";
  name_dydz_trackdydz = name + "_dydz_trackdydz";

  double width = ali->surface().width();
  double length = ali->surface().length();
  int bins = 200;
  double min_x = -100.,            max_x = 100.;
  double min_y = -100.,            max_y = 100.;
  double min_dxdz = -75.,         max_dxdz = 75.;
  double min_dydz = -150.,         max_dydz = 150.;
  double min_trackx = -width/2.,   max_trackx = width/2.;
  double min_tracky = -length/2.,  max_tracky = length/2.;
  double min_trackdxdz = -1.5,     max_trackdxdz = 1.5;
  double min_trackdydz = -1.5,     max_trackdydz = 1.5;

  TH1F *hist_x = dir->make<TH1F>(name_x.c_str(), "", bins, min_x, max_x);
  TH1F *hist_y = dir->make<TH1F>(name_y.c_str(), "", bins, min_y, max_y);
  TH1F *hist_dxdz = dir->make<TH1F>(name_dxdz.c_str(), "", bins, min_dxdz, max_dxdz);
  TH1F *hist_dydz = dir->make<TH1F>(name_dydz.c_str(), "", bins, min_dydz, max_dydz);
  TH1F *hist_x_raw = dir->make<TH1F>(name_x_raw.c_str(), "", bins, min_x, max_x);
  TH1F *hist_y_raw = dir->make<TH1F>(name_y_raw.c_str(), "", bins, min_y, max_y);
  TH1F *hist_dxdz_raw = dir->make<TH1F>(name_dxdz_raw.c_str(), "", bins, min_dxdz, max_dxdz);
  TH1F *hist_dydz_raw = dir->make<TH1F>(name_dydz_raw.c_str(), "", bins, min_dydz, max_dydz);
  TH1F *hist_x_cut = dir->make<TH1F>(name_x_cut.c_str(), "", bins, min_x, max_x);
  TH1F *hist_y_cut = dir->make<TH1F>(name_y_cut.c_str(), "", bins, min_y, max_y);
  TH2F *hist_alphax = dir->make<TH2F>(name_alphax.c_str(), "", 50, 50, 50, 50, -50., 50.);
  TH2F *hist_alphay = dir->make<TH2F>(name_alphay.c_str(), "", 75, 100, 100, 75, -75., 75.);

  TProfile *hist_x_trackx = dir->make<TProfile>(name_x_trackx.c_str(), "", 50, min_trackx, max_trackx, min_x, max_x);
  TProfile *hist_y_trackx = dir->make<TProfile>(name_y_trackx.c_str(), "", 50, min_trackx, max_trackx, min_y, max_y);
  TProfile *hist_dxdz_trackx = dir->make<TProfile>(name_dxdz_trackx.c_str(), "", 50, min_trackx, max_trackx, min_dxdz, max_dxdz);
  TProfile *hist_dydz_trackx = dir->make<TProfile>(name_dydz_trackx.c_str(), "", 50, min_trackx, max_trackx, min_dydz, max_dydz);
  TProfile *hist_x_tracky = dir->make<TProfile>(name_x_tracky.c_str(), "", 50, min_tracky, max_tracky, min_x, max_x);
  TProfile *hist_y_tracky = dir->make<TProfile>(name_y_tracky.c_str(), "", 50, min_tracky, max_tracky, min_y, max_y);
  TProfile *hist_dxdz_tracky = dir->make<TProfile>(name_dxdz_tracky.c_str(), "", 50, min_tracky, max_tracky, min_dxdz, max_dxdz);
  TProfile *hist_dydz_tracky = dir->make<TProfile>(name_dydz_tracky.c_str(), "", 50, min_tracky, max_tracky, min_dydz, max_dydz);
  TProfile *hist_x_trackdxdz = dir->make<TProfile>(name_x_trackdxdz.c_str(), "", 250, min_trackdxdz, max_trackdxdz, min_x, max_x);
  TProfile *hist_y_trackdxdz = dir->make<TProfile>(name_y_trackdxdz.c_str(), "", 250, min_trackdxdz, max_trackdxdz, min_y, max_y);
  TProfile *hist_dxdz_trackdxdz = dir->make<TProfile>(name_dxdz_trackdxdz.c_str(), "", 250, min_trackdxdz, max_trackdxdz, min_dxdz, max_dxdz);
  TProfile *hist_dydz_trackdxdz = dir->make<TProfile>(name_dydz_trackdxdz.c_str(), "", 250, min_trackdxdz, max_trackdxdz, min_dydz, max_dydz);
  TProfile *hist_x_trackdydz = dir->make<TProfile>(name_x_trackdydz.c_str(), "", 250, min_trackdydz, max_trackdydz, min_x, max_x);
  TProfile *hist_y_trackdydz = dir->make<TProfile>(name_y_trackdydz.c_str(), "", 250, min_trackdydz, max_trackdydz, min_y, max_y);
  TProfile *hist_dxdz_trackdydz = dir->make<TProfile>(name_dxdz_trackdydz.c_str(), "", 250, min_trackdydz, max_trackdydz, min_dxdz, max_dxdz);
  TProfile *hist_dydz_trackdydz = dir->make<TProfile>(name_dydz_trackdydz.c_str(), "", 250, min_trackdydz, max_trackdydz, min_dydz, max_dydz);

  hist_x_trackx->SetAxisRange(-10., 10., "Y");
  hist_y_trackx->SetAxisRange(-20., 20., "Y");
  hist_dxdz_trackx->SetAxisRange(-10., 10., "Y");
  hist_dydz_trackx->SetAxisRange(-20., 20., "Y");
  hist_x_tracky->SetAxisRange(-10., 10., "Y");
  hist_y_tracky->SetAxisRange(-20., 20., "Y");
  hist_dxdz_tracky->SetAxisRange(-10., 10., "Y");
  hist_dydz_tracky->SetAxisRange(-20., 20., "Y");
  hist_x_trackdxdz->SetAxisRange(-10., 10., "Y");
  hist_y_trackdxdz->SetAxisRange(-20., 20., "Y");
  hist_dxdz_trackdxdz->SetAxisRange(-10., 10., "Y");
  hist_dydz_trackdxdz->SetAxisRange(-20., 20., "Y");
  hist_x_trackdydz->SetAxisRange(-10., 10., "Y");
  hist_y_trackdydz->SetAxisRange(-20., 20., "Y");
  hist_dxdz_trackdydz->SetAxisRange(-10., 10., "Y");
  hist_dydz_trackdydz->SetAxisRange(-20., 20., "Y");

  name_x += "_fit";
  name_y += "_fit";
  name_dxdz += "_fit";
  name_dydz += "_fit";
  name_alphax += "_fit";
  name_alphay += "_fit";
  name_x_trackx += "_fit";
  name_y_trackx += "_fit";
  name_dxdz_trackx += "_fit";
  name_dydz_trackx += "_fit";
  name_x_tracky += "_fit";
  name_y_tracky += "_fit";
  name_dxdz_tracky += "_fit";
  name_dydz_tracky += "_fit";
  name_x_trackdxdz += "_fit";
  name_y_trackdxdz += "_fit";
  name_dxdz_trackdxdz += "_fit";
  name_dydz_trackdxdz += "_fit";
  name_x_trackdydz += "_fit";
  name_y_trackdydz += "_fit";
  name_dxdz_trackdydz += "_fit";
  name_dydz_trackdydz += "_fit";

  TF1 *fit_x = NULL;
  TF1 *fit_y = NULL;
  TF1 *fit_dxdz = NULL;
  TF1 *fit_dydz = NULL;
  if (residualsModel() == kPureGaussian || residualsModel() == kPureGaussian2D) {
    fit_x = new TF1(name_x.c_str(), MuonResidualsFitter_pureGaussian_TF1, min_x, max_x, 3);
    fit_x->SetParameters(sum_of_weights * (max_x - min_x)/bins, 10.*value(kAlignX), 10.*value(kResidXSigma));
    const double er_x[3] = {0., 10.*errorerror(kAlignX), 10.*errorerror(kResidXSigma)};
    fit_x->SetParErrors(er_x);
    fit_y = new TF1(name_y.c_str(), MuonResidualsFitter_pureGaussian_TF1, min_y, max_y, 3);
    fit_y->SetParameters(sum_of_weights * (max_y - min_y)/bins, 10.*value(kAlignY), 10.*value(kResidYSigma));
    const double er_y[3] = {0., 10.*errorerror(kAlignY), 10.*errorerror(kResidYSigma)};
    fit_y->SetParErrors(er_y);
    fit_dxdz = new TF1(name_dxdz.c_str(), MuonResidualsFitter_pureGaussian_TF1, min_dxdz, max_dxdz, 3);
    fit_dxdz->SetParameters(sum_of_weights * (max_dxdz - min_dxdz)/bins, 1000.*value(kAlignPhiY), 1000.*value(kResSlopeXSigma));
    const double er_dxdz[3] = {0., 1000.*errorerror(kAlignPhiY), 1000.*errorerror(kResSlopeXSigma)};
    fit_dxdz->SetParErrors(er_dxdz);
    fit_dydz = new TF1(name_dydz.c_str(), MuonResidualsFitter_pureGaussian_TF1, min_dydz, max_dydz, 3);
    fit_dydz->SetParameters(sum_of_weights * (max_dydz - min_dydz)/bins, -1000.*value(kAlignPhiX), 1000.*value(kResSlopeYSigma));
    const double er_dydz[3] = {0., 1000.*errorerror(kAlignPhiX), 1000.*errorerror(kResSlopeYSigma)};
    fit_dydz->SetParErrors(er_dydz);
  }
  else if (residualsModel() == kPowerLawTails) {
    fit_x = new TF1(name_x.c_str(), MuonResidualsFitter_powerLawTails_TF1, min_x, max_x, 4);
    fit_x->SetParameters(sum_of_weights * (max_x - min_x)/bins, 10.*value(kAlignX), 10.*value(kResidXSigma), 10.*value(kResidXGamma));
    fit_y = new TF1(name_y.c_str(), MuonResidualsFitter_powerLawTails_TF1, min_y, max_y, 4);
    fit_y->SetParameters(sum_of_weights * (max_y - min_y)/bins, 10.*value(kAlignY), 10.*value(kResidYSigma), 10.*value(kResidYGamma));
    fit_dxdz = new TF1(name_dxdz.c_str(), MuonResidualsFitter_powerLawTails_TF1, min_dxdz, max_dxdz, 4);
    fit_dxdz->SetParameters(sum_of_weights * (max_dxdz - min_dxdz)/bins, 1000.*value(kAlignPhiY), 1000.*value(kResSlopeXSigma), 1000.*value(kResSlopeXGamma));
    fit_dydz = new TF1(name_dydz.c_str(), MuonResidualsFitter_powerLawTails_TF1, min_dydz, max_dydz, 4);
    fit_dydz->SetParameters(sum_of_weights * (max_dydz - min_dydz)/bins, -1000.*value(kAlignPhiX), 1000.*value(kResSlopeYSigma), 1000.*value(kResSlopeYGamma));
  }
  else if (residualsModel() == kROOTVoigt) {
    fit_x = new TF1(name_x.c_str(), MuonResidualsFitter_ROOTVoigt_TF1, min_x, max_x, 4);
    fit_x->SetParameters(sum_of_weights * (max_x - min_x)/bins, 10.*value(kAlignX), 10.*value(kResidXSigma), 10.*value(kResidXGamma));
    fit_y = new TF1(name_y.c_str(), MuonResidualsFitter_ROOTVoigt_TF1, min_y, max_y, 4);
    fit_y->SetParameters(sum_of_weights * (max_y - min_y)/bins, 10.*value(kAlignY), 10.*value(kResidYSigma), 10.*value(kResidYGamma));
    fit_dxdz = new TF1(name_dxdz.c_str(), MuonResidualsFitter_ROOTVoigt_TF1, min_dxdz, max_dxdz, 4);
    fit_dxdz->SetParameters(sum_of_weights * (max_dxdz - min_dxdz)/bins, 1000.*value(kAlignPhiY), 1000.*value(kResSlopeXSigma), 1000.*value(kResSlopeXGamma));
    fit_dydz = new TF1(name_dydz.c_str(), MuonResidualsFitter_ROOTVoigt_TF1, min_dydz, max_dydz, 4);
    fit_dydz->SetParameters(sum_of_weights * (max_dydz - min_dydz)/bins, -1000.*value(kAlignPhiX), 1000.*value(kResSlopeYSigma), 1000.*value(kResSlopeYGamma));
  }
  else if (residualsModel() == kGaussPowerTails) {
    fit_x = new TF1(name_x.c_str(), MuonResidualsFitter_GaussPowerTails_TF1, min_x, max_x, 3);
    fit_x->SetParameters(sum_of_weights * (max_x - min_x)/bins, 10.*value(kAlignX), 10.*value(kResidXSigma));
    fit_y = new TF1(name_y.c_str(), MuonResidualsFitter_GaussPowerTails_TF1, min_y, max_y, 3);
    fit_y->SetParameters(sum_of_weights * (max_y - min_y)/bins, 10.*value(kAlignY), 10.*value(kResidYSigma));
    fit_dxdz = new TF1(name_dxdz.c_str(), MuonResidualsFitter_GaussPowerTails_TF1, min_dxdz, max_dxdz, 3);
    fit_dxdz->SetParameters(sum_of_weights * (max_dxdz - min_dxdz)/bins, 1000.*value(kAlignPhiY), 1000.*value(kResSlopeXSigma));
    fit_dydz = new TF1(name_dydz.c_str(), MuonResidualsFitter_GaussPowerTails_TF1, min_dydz, max_dydz, 3);
    fit_dydz->SetParameters(sum_of_weights * (max_dydz - min_dydz)/bins, -1000.*value(kAlignPhiX), 1000.*value(kResSlopeYSigma));
  }
  else { assert(false); }

  fit_x->SetLineColor(2);     fit_x->SetLineWidth(2);     fit_x->Write();
  fit_y->SetLineColor(2);     fit_y->SetLineWidth(2);     fit_y->Write();
  fit_dxdz->SetLineColor(2);  fit_dxdz->SetLineWidth(2);  fit_dxdz->Write();
  fit_dydz->SetLineColor(2);  fit_dydz->SetLineWidth(2);  fit_dydz->Write();

  TF1 *fit_alphax = new TF1(name_alphax.c_str(), "[0] + x*[1]", min_dxdz, max_dxdz);
  TF1 *fit_alphay = new TF1(name_alphay.c_str(), "[0] + x*[1]", min_dydz, max_dydz);
  double aX = 10.*value(kAlignX), bX = 10.*value(kAlphaX)/1000.;
  double aY = 10.*value(kAlignY), bY = 10.*value(kAlphaY)/1000.;
  if (residualsModel() == kPureGaussian2D)
  {
    double sx = 10.*value(kResidXSigma), sy = 1000.*value(kResSlopeXSigma), r = value(kAlphaX);
    aX = mean_residualx;
    bX = 0.;
    if ( sx != 0. )
    {
      bX = 1./(sy/sx*r);
      aX = - bX * mean_resslopex;
    }
    sx = 10.*value(kResidYSigma); sy = 1000.*value(kResSlopeYSigma); r = value(kAlphaY);
    aY = mean_residualx;
    bY = 0.;
    if ( sx != 0. )
    {
      bY = 1./(sy/sx*r);
      aY = - bY * mean_resslopey;
    }
  }
  fit_alphax->SetParameters(aX, bX);
  fit_alphay->SetParameters(aY, bY);

  fit_alphax->SetLineColor(2);  fit_alphax->SetLineWidth(2);  fit_alphax->Write();
  fit_alphay->SetLineColor(2);  fit_alphay->SetLineWidth(2);  fit_alphay->Write();

  TProfile *fit_x_trackx       = dir->make<TProfile>(name_x_trackx.c_str(), "", 100, min_trackx, max_trackx);
  TProfile *fit_y_trackx       = dir->make<TProfile>(name_y_trackx.c_str(), "", 100, min_trackx, max_trackx);
  TProfile *fit_dxdz_trackx    = dir->make<TProfile>(name_dxdz_trackx.c_str(), "", 100, min_trackx, max_trackx);
  TProfile *fit_dydz_trackx    = dir->make<TProfile>(name_dydz_trackx.c_str(), "", 100, min_trackx, max_trackx);
  TProfile *fit_x_tracky       = dir->make<TProfile>(name_x_tracky.c_str(), "", 100, min_tracky, max_tracky);
  TProfile *fit_y_tracky       = dir->make<TProfile>(name_y_tracky.c_str(), "", 100, min_tracky, max_tracky);
  TProfile *fit_dxdz_tracky    = dir->make<TProfile>(name_dxdz_tracky.c_str(), "", 100, min_tracky, max_tracky);
  TProfile *fit_dydz_tracky    = dir->make<TProfile>(name_dydz_tracky.c_str(), "", 100, min_tracky, max_tracky);
  TProfile *fit_x_trackdxdz    = dir->make<TProfile>(name_x_trackdxdz.c_str(), "", 500, min_trackdxdz, max_trackdxdz);
  TProfile *fit_y_trackdxdz    = dir->make<TProfile>(name_y_trackdxdz.c_str(), "", 500, min_trackdxdz, max_trackdxdz);
  TProfile *fit_dxdz_trackdxdz = dir->make<TProfile>(name_dxdz_trackdxdz.c_str(), "", 500, min_trackdxdz, max_trackdxdz);
  TProfile *fit_dydz_trackdxdz = dir->make<TProfile>(name_dydz_trackdxdz.c_str(), "", 500, min_trackdxdz, max_trackdxdz);
  TProfile *fit_x_trackdydz    = dir->make<TProfile>(name_x_trackdydz.c_str(), "", 500, min_trackdydz, max_trackdydz);
  TProfile *fit_y_trackdydz    = dir->make<TProfile>(name_y_trackdydz.c_str(), "", 500, min_trackdydz, max_trackdydz);
  TProfile *fit_dxdz_trackdydz = dir->make<TProfile>(name_dxdz_trackdydz.c_str(), "", 500, min_trackdydz, max_trackdydz);
  TProfile *fit_dydz_trackdydz = dir->make<TProfile>(name_dydz_trackdydz.c_str(), "", 500, min_trackdydz, max_trackdydz);

  fit_x_trackx->SetLineColor(2);        fit_x_trackx->SetLineWidth(2);
  fit_y_trackx->SetLineColor(2);        fit_y_trackx->SetLineWidth(2);
  fit_dxdz_trackx->SetLineColor(2);     fit_dxdz_trackx->SetLineWidth(2);
  fit_dydz_trackx->SetLineColor(2);     fit_dydz_trackx->SetLineWidth(2);
  fit_x_tracky->SetLineColor(2);        fit_x_tracky->SetLineWidth(2);
  fit_y_tracky->SetLineColor(2);        fit_y_tracky->SetLineWidth(2);
  fit_dxdz_tracky->SetLineColor(2);     fit_dxdz_tracky->SetLineWidth(2);
  fit_dydz_tracky->SetLineColor(2);     fit_dydz_tracky->SetLineWidth(2);
  fit_x_trackdxdz->SetLineColor(2);     fit_x_trackdxdz->SetLineWidth(2);
  fit_y_trackdxdz->SetLineColor(2);     fit_y_trackdxdz->SetLineWidth(2);
  fit_dxdz_trackdxdz->SetLineColor(2);  fit_dxdz_trackdxdz->SetLineWidth(2);
  fit_dydz_trackdxdz->SetLineColor(2);  fit_dydz_trackdxdz->SetLineWidth(2);
  fit_x_trackdydz->SetLineColor(2);     fit_x_trackdydz->SetLineWidth(2);
  fit_y_trackdydz->SetLineColor(2);     fit_y_trackdydz->SetLineWidth(2);
  fit_dxdz_trackdydz->SetLineColor(2);  fit_dxdz_trackdydz->SetLineWidth(2);
  fit_dydz_trackdydz->SetLineColor(2);  fit_dydz_trackdydz->SetLineWidth(2);

  name_x_trackx += "line";
  name_y_trackx += "line";
  name_dxdz_trackx += "line";
  name_dydz_trackx += "line";
  name_x_tracky += "line";
  name_y_tracky += "line";
  name_dxdz_tracky += "line";
  name_dydz_tracky += "line";
  name_x_trackdxdz += "line";
  name_y_trackdxdz += "line";
  name_dxdz_trackdxdz += "line";
  name_dydz_trackdxdz += "line";
  name_x_trackdydz += "line";
  name_y_trackdydz += "line";
  name_dxdz_trackdydz += "line";
  name_dydz_trackdydz += "line";

  TF1 *fitline_x_trackx       = new TF1(name_x_trackx.c_str(), residual_x_trackx_TF1, min_trackx, max_trackx, 14);
  TF1 *fitline_y_trackx       = new TF1(name_y_trackx.c_str(), residual_y_trackx_TF1, min_trackx, max_trackx, 14);
  TF1 *fitline_dxdz_trackx    = new TF1(name_dxdz_trackx.c_str(), residual_dxdz_trackx_TF1, min_trackx, max_trackx, 14);
  TF1 *fitline_dydz_trackx    = new TF1(name_dydz_trackx.c_str(), residual_dydz_trackx_TF1, min_trackx, max_trackx, 14);
  TF1 *fitline_x_tracky       = new TF1(name_x_tracky.c_str(), residual_x_tracky_TF1, min_tracky, max_tracky, 14);
  TF1 *fitline_y_tracky       = new TF1(name_y_tracky.c_str(), residual_y_tracky_TF1, min_tracky, max_tracky, 14);
  TF1 *fitline_dxdz_tracky    = new TF1(name_dxdz_tracky.c_str(), residual_dxdz_tracky_TF1, min_tracky, max_tracky, 14);
  TF1 *fitline_dydz_tracky    = new TF1(name_dydz_tracky.c_str(), residual_dydz_tracky_TF1, min_tracky, max_tracky, 14);
  TF1 *fitline_x_trackdxdz    = new TF1(name_x_trackdxdz.c_str(), residual_x_trackdxdz_TF1, min_trackdxdz, max_trackdxdz, 14);
  TF1 *fitline_y_trackdxdz    = new TF1(name_y_trackdxdz.c_str(), residual_y_trackdxdz_TF1, min_trackdxdz, max_trackdxdz, 14);
  TF1 *fitline_dxdz_trackdxdz = new TF1(name_dxdz_trackdxdz.c_str(), residual_dxdz_trackdxdz_TF1, min_trackdxdz, max_trackdxdz, 14);
  TF1 *fitline_dydz_trackdxdz = new TF1(name_dydz_trackdxdz.c_str(), residual_dydz_trackdxdz_TF1, min_trackdxdz, max_trackdxdz, 14);
  TF1 *fitline_x_trackdydz    = new TF1(name_x_trackdydz.c_str(), residual_x_trackdydz_TF1, min_trackdydz, max_trackdydz, 14);
  TF1 *fitline_y_trackdydz    = new TF1(name_y_trackdydz.c_str(), residual_y_trackdydz_TF1, min_trackdydz, max_trackdydz, 14);
  TF1 *fitline_dxdz_trackdydz = new TF1(name_dxdz_trackdydz.c_str(), residual_dxdz_trackdydz_TF1, min_trackdydz, max_trackdydz, 14);
  TF1 *fitline_dydz_trackdydz = new TF1(name_dydz_trackdydz.c_str(), residual_dydz_trackdydz_TF1, min_trackdydz, max_trackdydz, 14);

  std::vector<TF1*> fitlines;
  fitlines.push_back(fitline_x_trackx);
  fitlines.push_back(fitline_y_trackx);
  fitlines.push_back(fitline_dxdz_trackx);
  fitlines.push_back(fitline_dydz_trackx);
  fitlines.push_back(fitline_x_tracky);
  fitlines.push_back(fitline_y_tracky);
  fitlines.push_back(fitline_dxdz_tracky);
  fitlines.push_back(fitline_dydz_tracky);
  fitlines.push_back(fitline_x_trackdxdz);
  fitlines.push_back(fitline_y_trackdxdz);
  fitlines.push_back(fitline_dxdz_trackdxdz);
  fitlines.push_back(fitline_dydz_trackdxdz);
  fitlines.push_back(fitline_x_trackdydz);
  fitlines.push_back(fitline_y_trackdydz);
  fitlines.push_back(fitline_dxdz_trackdydz);
  fitlines.push_back(fitline_dydz_trackdydz);

  double fitparameters[14] = {value(kAlignX), value(kAlignY), value(kAlignZ), value(kAlignPhiX), value(kAlignPhiY), value(kAlignPhiZ),
                              mean_trackx, mean_tracky, mean_trackdxdz, mean_trackdydz,
                              value(kAlphaX), mean_resslopex, value(kAlphaY), mean_resslopey};
  if (residualsModel() == kPureGaussian2D) fitparameters[10] = fitparameters[12] = 0.;

  for(std::vector<TF1*>::const_iterator itr = fitlines.begin(); itr != fitlines.end(); itr++)
  {
    (*itr)->SetParameters(fitparameters);
    (*itr)->SetLineColor(2);
    (*itr)->SetLineWidth(2);
    (*itr)->Write();
  }

  for (std::vector<double*>::const_iterator resiter = residuals_begin();  resiter != residuals_end();  ++resiter)
  {
    const double residX    = (*resiter)[kResidX];
    const double residY    = (*resiter)[kResidY];
    const double resslopeX = (*resiter)[kResSlopeX];
    const double resslopeY = (*resiter)[kResSlopeY];
    const double positionX = (*resiter)[kPositionX];
    const double positionY = (*resiter)[kPositionY];
    const double angleX    = (*resiter)[kAngleX];
    const double angleY    = (*resiter)[kAngleY];
    const double redchi2   = (*resiter)[kRedChi2];
    double weight = 1./redchi2;
    if (!m_weightAlignment) weight = 1.;

    if (!m_weightAlignment  ||  TMath::Prob(redchi2*12, 12) < 0.99) {  // no spikes allowed

      hist_alphax->Fill(1000.*resslopeX, 10.*residX);
      hist_alphay->Fill(1000.*resslopeY, 10.*residY);

      double coefX = value(kAlphaX), coefY = value(kAlphaY);
      if (residualsModel() == kPureGaussian || residualsModel() == kPureGaussian2D) coefX = coefY = 0.;
      double geom_residX = residual_x(value(kAlignX), value(kAlignY), value(kAlignZ), value(kAlignPhiX), value(kAlignPhiY), value(kAlignPhiZ), positionX, positionY, angleX, angleY, coefX, resslopeX);
      hist_x->Fill(10.*(residX - geom_residX + value(kAlignX)), weight);
      hist_x_trackx->Fill(positionX, 10.*residX, weight);
      hist_x_tracky->Fill(positionY, 10.*residX, weight);
      hist_x_trackdxdz->Fill(angleX, 10.*residX, weight);
      hist_x_trackdydz->Fill(angleY, 10.*residX, weight);
      fit_x_trackx->Fill(positionX, 10.*geom_residX, weight);
      fit_x_tracky->Fill(positionY, 10.*geom_residX, weight);
      fit_x_trackdxdz->Fill(angleX, 10.*geom_residX, weight);
      fit_x_trackdydz->Fill(angleY, 10.*geom_residX, weight);

      double geom_residY = residual_y(value(kAlignX), value(kAlignY), value(kAlignZ), value(kAlignPhiX), value(kAlignPhiY), value(kAlignPhiZ), positionX, positionY, angleX, angleY, coefY, resslopeY);
      hist_y->Fill(10.*(residY - geom_residY + value(kAlignY)), weight);
      hist_y_trackx->Fill(positionX, 10.*residY, weight);
      hist_y_tracky->Fill(positionY, 10.*residY, weight);
      hist_y_trackdxdz->Fill(angleX, 10.*residY, weight);
      hist_y_trackdydz->Fill(angleY, 10.*residY, weight);
      fit_y_trackx->Fill(positionX, 10.*geom_residY, weight);
      fit_y_tracky->Fill(positionY, 10.*geom_residY, weight);
      fit_y_trackdxdz->Fill(angleX, 10.*geom_residY, weight);
      fit_y_trackdydz->Fill(angleY, 10.*geom_residY, weight);

      double geom_resslopeX = residual_dxdz(value(kAlignX), value(kAlignY), value(kAlignZ), value(kAlignPhiX), value(kAlignPhiY), value(kAlignPhiZ), positionX, positionY, angleX, angleY);
      hist_dxdz->Fill(1000.*(resslopeX - geom_resslopeX + value(kAlignPhiY)), weight);
      hist_dxdz_trackx->Fill(positionX, 1000.*resslopeX, weight);
      hist_dxdz_tracky->Fill(positionY, 1000.*resslopeX, weight);
      hist_dxdz_trackdxdz->Fill(angleX, 1000.*resslopeX, weight);
      hist_dxdz_trackdydz->Fill(angleY, 1000.*resslopeX, weight);
      fit_dxdz_trackx->Fill(positionX, 1000.*geom_resslopeX, weight);
      fit_dxdz_tracky->Fill(positionY, 1000.*geom_resslopeX, weight);
      fit_dxdz_trackdxdz->Fill(angleX, 1000.*geom_resslopeX, weight);
      fit_dxdz_trackdydz->Fill(angleY, 1000.*geom_resslopeX, weight);

      double geom_resslopeY = residual_dydz(value(kAlignX), value(kAlignY), value(kAlignZ), value(kAlignPhiX), value(kAlignPhiY), value(kAlignPhiZ), positionX, positionY, angleX, angleY);
      hist_dydz->Fill(1000.*(resslopeY - geom_resslopeY - value(kAlignPhiX)), weight);
      hist_dydz_trackx->Fill(positionX, 1000.*resslopeY, weight);
      hist_dydz_tracky->Fill(positionY, 1000.*resslopeY, weight);
      hist_dydz_trackdxdz->Fill(angleX, 1000.*resslopeY, weight);
      hist_dydz_trackdydz->Fill(angleY, 1000.*resslopeY, weight);
      fit_dydz_trackx->Fill(positionX, 1000.*geom_resslopeY, weight);
      fit_dydz_tracky->Fill(positionY, 1000.*geom_resslopeY, weight);
      fit_dydz_trackdxdz->Fill(angleX, 1000.*geom_resslopeY, weight);
      fit_dydz_trackdydz->Fill(angleY, 1000.*geom_resslopeY, weight);
    }

    hist_x_raw->Fill(10.*residX);
    hist_y_raw->Fill(10.*residY);
    hist_dxdz_raw->Fill(1000.*resslopeX);
    hist_dydz_raw->Fill(1000.*resslopeY);
    if (fabs(resslopeX) < 0.005) hist_x_cut->Fill(10.*residX);
    if (fabs(resslopeY) < 0.030) hist_y_cut->Fill(10.*residY);
  }

  double chi2 = 0.;
  double ndof = 0.;
  for (int i = 1;  i <= hist_x->GetNbinsX();  i++) {
    double xi = hist_x->GetBinCenter(i);
    double yi = hist_x->GetBinContent(i);
    double yerri = hist_x->GetBinError(i);
    double yth = fit_x->Eval(xi);
    if (yerri > 0.) {
      chi2 += pow((yth - yi)/yerri, 2);
      ndof += 1.;
    }
  }
  for (int i = 1;  i <= hist_y->GetNbinsX();  i++) {
    double xi = hist_y->GetBinCenter(i);
    double yi = hist_y->GetBinContent(i);
    double yerri = hist_y->GetBinError(i);
    double yth = fit_y->Eval(xi);
    if (yerri > 0.) {
      chi2 += pow((yth - yi)/yerri, 2);
      ndof += 1.;
    }
  }
  for (int i = 1;  i <= hist_dxdz->GetNbinsX();  i++) {
    double xi = hist_dxdz->GetBinCenter(i);
    double yi = hist_dxdz->GetBinContent(i);
    double yerri = hist_dxdz->GetBinError(i);
    double yth = fit_dxdz->Eval(xi);
    if (yerri > 0.) {
      chi2 += pow((yth - yi)/yerri, 2);
      ndof += 1.;
    }
  }
  for (int i = 1;  i <= hist_dydz->GetNbinsX();  i++) {
    double xi = hist_dydz->GetBinCenter(i);
    double yi = hist_dydz->GetBinContent(i);
    double yerri = hist_dydz->GetBinError(i);
    double yth = fit_dydz->Eval(xi);
    if (yerri > 0.) {
      chi2 += pow((yth - yi)/yerri, 2);
      ndof += 1.;
    }
  }
  ndof -= npar();

  return (ndof > 0. ? chi2 / ndof : -1.);
}

TTree * MuonResiduals6DOFFitter::readNtuple	(	std::string	fname,
		unsigned int	wheel,
		unsigned int	station,
		unsigned int	sector,
		unsigned int	preselected = 1
	)

Definition at line 796 of file MuonResiduals6DOFFitter.cc.

References MuonResidualsFitter::MuonAlignmentTreeRow::angle_x, MuonResidualsFitter::MuonAlignmentTreeRow::angle_y, assert(), f, MuonResidualsFitter::fill(), i, kAngleX, kAngleY, kCharge, kNData, kPositionX, kPositionY, kPt, kPz, kRedChi2, kResidX, kResidY, kResSlopeX, kResSlopeY, MuonResidualsFitter::MuonAlignmentTreeRow::pos_x, MuonResidualsFitter::MuonAlignmentTreeRow::pos_y, MuonResidualsFitter::MuonAlignmentTreeRow::pt, MuonResidualsFitter::MuonAlignmentTreeRow::pz, MuonResidualsFitter::MuonAlignmentTreeRow::q, alignCSCRings::r, MuonResidualsFitter::MuonAlignmentTreeRow::res_slope_x, MuonResidualsFitter::MuonAlignmentTreeRow::res_slope_y, MuonResidualsFitter::MuonAlignmentTreeRow::res_x, MuonResidualsFitter::MuonAlignmentTreeRow::res_y, edmStreamStallGrapher::t, and groupFilesInBlocks::tt.

{
  TFile *f = new TFile(fname.c_str());
  TTree *t = (TTree*)f->Get("mual_ttree");

  // Create  new temporary file
  TFile *tmpf = new TFile("small_tree_fit.root","recreate");
  assert(tmpf!=0);

  // filter the tree (temporarily lives in the new file)
  TTree *tt = t->CopyTree(Form("is_dt && ring_wheel==%d && station==%d && sector==%d && select==%d", wheel, station, sector, (bool)preselected));

  MuonAlignmentTreeRow r;
  tt->SetBranchAddress("res_x", &r.res_x);
  tt->SetBranchAddress("res_slope_x", &r.res_slope_x);
  tt->SetBranchAddress("res_y", &r.res_y);
  tt->SetBranchAddress("res_slope_y", &r.res_slope_y);
  tt->SetBranchAddress("pos_x", &r.pos_x);
  tt->SetBranchAddress("pos_y", &r.pos_y);
  tt->SetBranchAddress("angle_x", &r.angle_x);
  tt->SetBranchAddress("angle_y", &r.angle_y);
  tt->SetBranchAddress("pz", &r.pz);
  tt->SetBranchAddress("pt", &r.pt);
  tt->SetBranchAddress("q", &r.q);

  Long64_t nentries = tt->GetEntries();
  for (Long64_t i=0;i<nentries; i++)
  {
    tt->GetEntry(i);
    double *rdata = new double[MuonResiduals6DOFFitter::kNData];
    rdata[kResidX] = r.res_x;
    rdata[kResidY] = r.res_y;
    rdata[kResSlopeX] = r.res_slope_x;
    rdata[kResSlopeY] = r.res_slope_y;
    rdata[kPositionX] = r.pos_x;
    rdata[kPositionY] = r.pos_y;
    rdata[kAngleX] = r.angle_x;
    rdata[kAngleY] = r.angle_y;
    rdata[kRedChi2] = 0.1;
    rdata[kPz] = r.pz;
    rdata[kPt] = r.pt;
    rdata[kCharge] = r.q;
    fill(rdata);
  }
  delete f;
  //delete tmpf;
  return tt;
}

double MuonResiduals6DOFFitter::sumofweights ( )

virtual

Implements MuonResidualsFitter.

Definition at line 231 of file MuonResiduals6DOFFitter.cc.

References kRedChi2, MuonResidualsFitter::m_weightAlignment, MuonResidualsFitter::residuals_begin(), and MuonResidualsFitter::residuals_end().

Referenced by fit(), and plot().

{
  sum_of_weights = 0.;
  number_of_hits = 0.;
  weight_alignment = m_weightAlignment;
  for (std::vector<double*>::const_iterator resiter = residuals_begin();  resiter != residuals_end();  ++resiter) {
    if (m_weightAlignment) {
      double redchi2 = (*resiter)[kRedChi2];
      if (TMath::Prob(redchi2*12, 12) < 0.99) {  // no spikes allowed
        sum_of_weights += 1./redchi2;
        number_of_hits += 1.;
      }
    }
    else {
      sum_of_weights += 1.;
      number_of_hits += 1.;
    }
  }
  return sum_of_weights;
}

int MuonResiduals6DOFFitter::type ( ) const

inlinevirtual

Implements MuonResidualsFitter.

Definition at line 60 of file MuonResiduals6DOFFitter.h.

References MuonResidualsFitter::k6DOF.

Referenced by cuy.ValElement::__init__(), Vispa.Plugins.ConfigEditor.ConfigDataAccessor.ConfigDataAccessor::inputCommands(), Vispa.Plugins.ConfigEditor.ConfigDataAccessor.ConfigDataAccessor::outputCommands(), Vispa.Plugins.ConfigEditor.ConfigDataAccessor.ConfigDataAccessor::outputEventContent(), and Vispa.Plugins.ConfigEditor.ConfigDataAccessor.ConfigDataAccessor::properties().

{ return MuonResidualsFitter::k6DOF; }