#include <TkFittedLasBeam.h>

Inheritance diagram for TkFittedLasBeam:

Public Types
typedef float	Scalar

Public Types inherited from TkLasBeam
typedef std::vector< SiStripLaserRecHit2D >::const_iterator	const_iterator

Public Member Functions
const AlgebraicMatrix &	derivatives () const
	matrix of local derivatives: columns are parameters, rows are hits More...

unsigned int	firstFixedParameter () const

const std::vector< Scalar > &	parameters () const
	parallel to derivatives() More...

const AlgebraicSymMatrix &	parametersCov () const
	covariance of first n=firstFixedParameter() parameters() More...

unsigned int	parametrisation () const
	the parametrisation type used (0 means undefined...) More...

void	setParameters (unsigned int parametrisation, const std::vector< Scalar > &params, const AlgebraicSymMatrix &paramCovariance, const AlgebraicMatrix &derivatives, unsigned int firstFixedParam, float chi2)

	TkFittedLasBeam ()

	TkFittedLasBeam (const TkLasBeam &lasBeam)

virtual	~TkFittedLasBeam ()

Public Member Functions inherited from TkLasBeam
std::vector< SiStripLaserRecHit2D >::const_iterator	begin (void) const
	access iterator to the collection of hits More...

std::vector< SiStripLaserRecHit2D >::const_iterator	end (void) const
	access iterator to the collection of hits More...

unsigned int	getBeamId (void) const
	return the full beam identifier More...

unsigned int	getBeamNumber (void) const
	returns the beam number (10^1 digit of beamId) More...

const std::vector< SiStripLaserRecHit2D > &	getData (void) const
	access the collection of hits More...

bool	isAlignmentTube (void) const
	true if this is an AT beam (from 10^2 digit of beamId) More...

bool	isRing6 (void) const
	true if this beam hits TEC R6 (last digit of beamId) More...

bool	isTecInternal (int side=0) const
	true if this is a TEC internal beam (from 10^2 digit of beamId). side parameter: -1 = ask if TEC-, 1 = TEC+, 0 = any tec, don't care More...

void	push_back (const SiStripLaserRecHit2D &aHit)
	insert a hit in the data vector More...

	TkLasBeam ()

	TkLasBeam (unsigned int aBeamId)

virtual	~TkLasBeam ()

Private Attributes
float	chi2_
	first non-free parameter in (local) fit More...

AlgebraicMatrix	derivatives_
	cov. matrix of 'free' params. (dim=firstFixedParameter_) More...

unsigned int	firstFixedParameter_
	derivatives with respect to parameters_ More...

AlgebraicSymMatrix	paramCovariance_
	beam parameters (depend on parameterisation_) More...

std::vector< Scalar >	parameters_
	type of parameterisation (0 means undefined) More...

unsigned int	parametrisation_

Detailed Description

$)

Author: Gero Flucke

Date: May 2009 last update on

Date: 2009/07/27 12:44:16

by

Author: flucke

An extension of the 'TkLasBeam' containing information about a track model fit to the laser hits. Documentation in TkLasTrackBasedInterface TWiki

Definition at line 18 of file TkFittedLasBeam.h.

Member Typedef Documentation

typedef float TkFittedLasBeam::Scalar

Definition at line 20 of file TkFittedLasBeam.h.

Constructor & Destructor Documentation

TkFittedLasBeam::TkFittedLasBeam ( )

Definition at line 6 of file TkFittedLasBeam.cc.

7 {

8 }

TkFittedLasBeam::TkFittedLasBeam ( const TkLasBeam & lasBeam )

Definition at line 10 of file TkFittedLasBeam.cc.

                                                          : TkLasBeam(lasBeam)
 {
 }

virtual TkFittedLasBeam::~TkFittedLasBeam ( )

inlinevirtual

Definition at line 24 of file TkFittedLasBeam.h.

24 {} // anyway virtual since inherited...

Member Function Documentation

const AlgebraicMatrix& TkFittedLasBeam::derivatives ( void ) const

inline

matrix of local derivatives: columns are parameters, rows are hits

Definition at line 33 of file TkFittedLasBeam.h.

References derivatives_.

Referenced by MillePedeAlignmentAlgorithm::addLasBeam(), firstFixedParameter(), and setParameters().

33 { return derivatives_;}

TkFittedLasBeam::derivatives_

AlgebraicMatrix derivatives_

cov. matrix of 'free' params. (dim=firstFixedParameter_)

Definition: TkFittedLasBeam.h:53

unsigned int TkFittedLasBeam::firstFixedParameter ( ) const

inline

index of first parameter and its derivative that was not fixed in the fit, but might be free in a global fit, e.g. within millepede

Definition at line 36 of file TkFittedLasBeam.h.

References HiEvtPlane_cfi::chi2, derivatives(), firstFixedParameter_, parametrisation(), and setParameters().

Referenced by MillePedeAlignmentAlgorithm::addLasBeam().

36 { return firstFixedParameter_;}

TkFittedLasBeam::firstFixedParameter_

unsigned int firstFixedParameter_

derivatives with respect to parameters_

Definition: TkFittedLasBeam.h:54

const std::vector<Scalar>& TkFittedLasBeam::parameters ( void ) const

inline

parallel to derivatives()

Definition at line 29 of file TkFittedLasBeam.h.

References parameters_.

Referenced by MillePedeAlignmentAlgorithm::addLasBeam(), Vispa.Plugins.ConfigEditor.ConfigDataAccessor.ConfigDataAccessor::inputTags(), Vispa.Plugins.ConfigEditor.ConfigDataAccessor.ConfigDataAccessor::properties(), and Vispa.Plugins.ConfigEditor.ConfigDataAccessor.ConfigDataAccessor::recursePSetProperties().

29 { return parameters_;}

TkFittedLasBeam::parameters_

std::vector< Scalar > parameters_

type of parameterisation (0 means undefined)

Definition: TkFittedLasBeam.h:51

const AlgebraicSymMatrix& TkFittedLasBeam::parametersCov ( ) const

inline

covariance of first n=firstFixedParameter() parameters()

Definition at line 31 of file TkFittedLasBeam.h.

References paramCovariance_.

31 {return paramCovariance_;}

TkFittedLasBeam::paramCovariance_

AlgebraicSymMatrix paramCovariance_

beam parameters (depend on parameterisation_)

Definition: TkFittedLasBeam.h:52

unsigned int TkFittedLasBeam::parametrisation ( ) const

inline

the parametrisation type used (0 means undefined...)

Definition at line 27 of file TkFittedLasBeam.h.

References parametrisation_.

Referenced by firstFixedParameter(), and setParameters().

27 { return parametrisation_;}

TkFittedLasBeam::parametrisation_

unsigned int parametrisation_

Definition: TkFittedLasBeam.h:50

void TkFittedLasBeam::setParameters	(	unsigned int	parametrisation,
		const std::vector< Scalar > &	params,
		const AlgebraicSymMatrix &	paramCovariance,
		const AlgebraicMatrix &	derivatives,
		unsigned int	firstFixedParam,
		float	chi2
	)

set parameterisation (0=undefined), derivatives, chi^2 etc:

'params' and 'derivatives' must be parallel,
'covariance' contains the free part, i.e. has size 'firstFixedParam'
obeye firstFixedParam <= params.size() throws if inconsistent

Definition at line 15 of file TkFittedLasBeam.cc.

References HiEvtPlane_cfi::chi2, chi2_, derivatives(), derivatives_, Exception, firstFixedParameter_, TkLasBeam::getData(), paramCovariance_, parameters_, parametrisation(), and parametrisation_.

Referenced by firstFixedParameter(), and TkLasBeamFitter::fitBeam().

 {
   parametrisation_ = parametrisation;
   parameters_ = params;
   paramCovariance_ = paramCovariance;
   derivatives_ = derivatives;
   firstFixedParameter_ = firstFixedParam;
   chi2_ = chi2;
 
   // check integrity
   if (parameters_.size() != static_cast<unsigned int>(derivatives_.num_col()) // # parameters
       || static_cast<unsigned int>(derivatives_.num_row()) != this->getData().size() // # hits
       || firstFixedParameter_ > parameters_.size() // index 'fixed' might be the
       || static_cast<unsigned int>(paramCovariance_.num_row()) != firstFixedParameter_) {
     throw cms::Exception("BadInput")
       << "[TkFittedLasBeam::setParameters] with inconsistent sizes: (parametrisation " 
       << parametrisation << "):\n"
       << parameters_.size() << " parameters,\n"
       << derivatives_.num_row() << "x" << derivatives_.num_col() << " derivatives,\n"
       << "firstFixed = " << firstFixedParameter_ << " (i.e. "
       << static_cast<int>(parameters_.size()) - static_cast<int>(firstFixedParameter_)
       << " global parameters),\n" // cast on line before to allow difference to be < 0, [un]signed!
       << "cov. matrix size " << paramCovariance_.num_row() <<  ".\n";
   }
 }