gbl::GblTrajectory Class Reference

GBL trajectory. More...

#include <fun4all_GenFit/blob/master/GBL/include/GblTrajectory.h>

Collaboration diagram for gbl::GblTrajectory:

Public Member Functions
	GblTrajectory (const std::vector< GblPoint > &aPointList, bool flagCurv=true, bool flagU1dir=true, bool flagU2dir=true)
	Create new (simple) trajectory from list of points.
	GblTrajectory (const std::vector< GblPoint > &aPointList, unsigned int aLabel, const TMatrixDSym &aSeed, bool flagCurv=true, bool flagU1dir=true, bool flagU2dir=true)
	Create new (simple) trajectory from list of points with external seed.
	GblTrajectory (const std::vector< std::pair< std::vector< GblPoint >, TMatrixD > > &aPointaAndTransList)
	Create new composed trajectory from list of points and transformations.
	GblTrajectory (const std::vector< std::pair< std::vector< GblPoint >, TMatrixD > > &aPointaAndTransList, const TMatrixD &extDerivatives, const TVectorD &extMeasurements, const TVectorD &extPrecisions)
	Create new composed trajectory from list of points and transformations with (independent) external measurements.
	GblTrajectory (const std::vector< std::pair< std::vector< GblPoint >, TMatrixD > > &aPointaAndTransList, const TMatrixD &extDerivatives, const TVectorD &extMeasurements, const TMatrixDSym &extPrecisions)
	Create new composed trajectory from list of points and transformations with (correlated) external measurements.
virtual	~GblTrajectory ()
bool	isValid () const
	Retrieve validity of trajectory.
unsigned int	getNumPoints () const
	Retrieve number of point from trajectory.
unsigned int	getResults (int aSignedLabel, TVectorD &localPar, TMatrixDSym &localCov) const
	Get fit results at point.
unsigned int	getMeasResults (unsigned int aLabel, unsigned int &numRes, TVectorD &aResiduals, TVectorD &aMeasErrors, TVectorD &aResErrors, TVectorD &aDownWeights)
	Get residuals from fit at point for measurement.
unsigned int	getScatResults (unsigned int aLabel, unsigned int &numRes, TVectorD &aResiduals, TVectorD &aMeasErrors, TVectorD &aResErrors, TVectorD &aDownWeights)
	Get (kink) residuals from fit at point for scatterer.
unsigned int	getLabels (std::vector< unsigned int > &aLabelList)
	Get (list of) labels of points on (simple) valid trajectory.
unsigned int	getLabels (std::vector< std::vector< unsigned int > > &aLabelList)
	Get (list of lists of) labels of points on (composed) valid trajectory.
unsigned int	fit (double &Chi2, int &Ndf, double &lostWeight, std::string optionList="")
	Perform fit of (valid) trajectory.
void	milleOut (MilleBinary &aMille)
	Write valid trajectory to Millepede-II binary file.
void	printTrajectory (unsigned int level=0)
	Print GblTrajectory.
void	printPoints (unsigned int level=0)
	Print GblPoints on trajectory.
void	printData ()
	Print GblData blocks for trajectory.
std::vector< GblData >	getData ()

Private Member Functions
std::pair< std::vector < unsigned int >, TMatrixD >	getJacobian (int aSignedLabel) const
	Get jacobian for transformation from fit to track parameters at point.
void	getFitToLocalJacobian (std::vector< unsigned int > &anIndex, SMatrix55 &aJacobian, const GblPoint &aPoint, unsigned int measDim, unsigned int nJacobian=1) const
	Get (part of) jacobian for transformation from (trajectory) fit to track parameters at point.
void	getFitToKinkJacobian (std::vector< unsigned int > &anIndex, SMatrix27 &aJacobian, const GblPoint &aPoint) const
	Get jacobian for transformation from (trajectory) fit to kink parameters at point.
void	construct ()
	Construct trajectory from list of points.
void	defineOffsets ()
	Define offsets from list of points.
void	calcJacobians ()
	Calculate Jacobians to previous/next scatterer from point to point ones.
void	prepare ()
	Prepare fit for simple or composed trajectory.
void	buildLinearEquationSystem ()
	Build linear equation system from data (blocks).
void	predict ()
	Calculate predictions for all points.
double	downWeight (unsigned int aMethod)
	Down-weight all points.
void	getResAndErr (unsigned int aData, double &aResidual, double &aMeadsError, double &aResError, double &aDownWeight)
	Get residual and errors from data block.

Private Attributes
unsigned int	numAllPoints
	Number of all points on trajectory.
std::vector< unsigned int >	numPoints
	Number of points on (sub)trajectory.
unsigned int	numTrajectories
	Number of trajectories (in composed trajectory)
unsigned int	numOffsets
	Number of (points with) offsets on trajectory.
unsigned int	numInnerTrans
	Number of inner transformations to external parameters.
unsigned int	numCurvature
	Number of curvature parameters (0 or 1) or external parameters.
unsigned int	numParameters
	Number of fit parameters.
unsigned int	numLocals
	Total number of (additional) local parameters.
unsigned int	numMeasurements
	Total number of measurements.
unsigned int	externalPoint
	Label of external point (or 0)
bool	constructOK
	Trajectory has been successfully constructed (ready for fit/output)
bool	fitOK
	Trajectory has been successfully fitted (results are valid)
std::vector< unsigned int >	theDimension
	List of active dimensions (0=u1, 1=u2) in fit.
std::vector< std::vector < GblPoint > >	thePoints
	(list of) List of points on trajectory
std::vector< GblData >	theData
	List of data blocks.
std::vector< unsigned int >	measDataIndex
	mapping points to data blocks from measurements
std::vector< unsigned int >	scatDataIndex
	mapping points to data blocks from scatterers
TMatrixDSym	externalSeed
	Precision (inverse covariance matrix) of external seed.
std::vector< TMatrixD >	innerTransformations
	Transformations at innermost points of.
TMatrixD	externalDerivatives
TVectorD	externalMeasurements
TVectorD	externalPrecisions
VVector	theVector
	Vector of linear equation system.
BorderedBandMatrix	theMatrix
	(Bordered band) matrix of linear equation system

Detailed Description

GBL trajectory.

List of GblPoints ordered by arc length. Can be fitted and optionally written to MP-II binary file.

Definition at line 48 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 48 of file GblTrajectory.h

Constructor & Destructor Documentation

gbl::GblTrajectory::GblTrajectory	(	const std::vector< GblPoint > &	aPointList,
		bool	flagCurv = true,
		bool	flagU1dir = true,
		bool	flagU2dir = true
	)

Create new (simple) trajectory from list of points.

Curved trajectory in space (default) or without curvature (q/p) or in one plane (u-direction) only.

Parameters

[in]	aPointList	List of points
[in]	flagCurv	Use q/p
[in]	flagU1dir	Use in u1 direction
[in]	flagU2dir	Use in u2 direction

Definition at line 147 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 147 of file GblTrajectory.cc

References construct(), numAllPoints, numPoints, theDimension, and thePoints.

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gbl::GblTrajectory::GblTrajectory	(	const std::vector< GblPoint > &	aPointList,
		unsigned int	aLabel,
		const TMatrixDSym &	aSeed,
		bool	flagCurv = true,
		bool	flagU1dir = true,
		bool	flagU2dir = true
	)

Create new (simple) trajectory from list of points with external seed.

Curved trajectory in space (default) or without curvature (q/p) or in one plane (u-direction) only.

Parameters

[in]	aPointList	List of points
[in]	aLabel	(Signed) label of point for external seed (<0: in front, >0: after point, slope changes at scatterer!)
[in]	aSeed	Precision matrix of external seed
[in]	flagCurv	Use q/p
[in]	flagU1dir	Use in u1 direction
[in]	flagU2dir	Use in u2 direction

Definition at line 175 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 175 of file GblTrajectory.cc

References construct(), numAllPoints, numPoints, theDimension, and thePoints.

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gbl::GblTrajectory::GblTrajectory

(

const std::vector< std::pair< std::vector< GblPoint >, TMatrixD > > &

aPointsAndTransList

)

Create new composed trajectory from list of points and transformations.

Composed of curved trajectory in space.

Parameters

[in]

aPointsAndTransList

List containing pairs with list of points and transformation (at inner (first) point)

Definition at line 198 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 198 of file GblTrajectory.cc

References construct(), innerTransformations, numAllPoints, numCurvature, numPoints, theDimension, and thePoints.

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gbl::GblTrajectory::GblTrajectory	(	const std::vector< std::pair< std::vector< GblPoint >, TMatrixD > > &	aPointsAndTransList,
		const TMatrixD &	extDerivatives,
		const TVectorD &	extMeasurements,
		const TVectorD &	extPrecisions
	)

Create new composed trajectory from list of points and transformations with (independent) external measurements.

Composed of curved trajectory in space.

Parameters

[in]	aPointsAndTransList	List containing pairs with list of points and transformation (at inner (first) point)
[in]	extDerivatives	Derivatives of external measurements vs external parameters
[in]	extMeasurements	External measurements (residuals)
[in]	extPrecisions	Precision of external measurements

Definition at line 224 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 224 of file GblTrajectory.cc

References construct(), innerTransformations, numAllPoints, numCurvature, numPoints, theDimension, and thePoints.

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gbl::GblTrajectory::GblTrajectory	(	const std::vector< std::pair< std::vector< GblPoint >, TMatrixD > > &	aPointsAndTransList,
		const TMatrixD &	extDerivatives,
		const TVectorD &	extMeasurements,
		const TMatrixDSym &	extPrecisions
	)

Create new composed trajectory from list of points and transformations with (correlated) external measurements.

Composed of curved trajectory in space.

Parameters

[in]	aPointsAndTransList	List containing pairs with list of points and transformation (at inner (first) point)
[in]	extDerivatives	Derivatives of external measurements vs external parameters
[in]	extMeasurements	External measurements (residuals)
[in]	extPrecisions	Precision of external measurements

Definition at line 254 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 254 of file GblTrajectory.cc

References construct(), externalDerivatives, externalMeasurements, externalPrecisions, innerTransformations, numAllPoints, numCurvature, numPoints, theDimension, and thePoints.

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gbl::GblTrajectory::~GblTrajectory ( )

virtual

Definition at line 285 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 285 of file GblTrajectory.cc

Member Function Documentation

void gbl::GblTrajectory::buildLinearEquationSystem ( )

private

Build linear equation system from data (blocks).

Definition at line 776 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 776 of file GblTrajectory.cc

References gbl::BorderedBandMatrix::addBlockMatrix(), numCurvature, numLocals, numParameters, gbl::VVector::resize(), gbl::BorderedBandMatrix::resize(), theData, theMatrix, and theVector.

Referenced by fit().

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void gbl::GblTrajectory::calcJacobians ( )

private

Calculate Jacobians to previous/next scatterer from point to point ones.

Definition at line 366 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 366 of file GblTrajectory.cc

References gbl::GblPoint::addNextJacobian(), numTrajectories, and thePoints.

Referenced by construct().

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void gbl::GblTrajectory::construct ( )

private

Construct trajectory from list of points.

Trajectory is prepared for fit or output to binary file, may consists of sub-trajectories.

Definition at line 302 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 302 of file GblTrajectory.cc

References calcJacobians(), constructOK, defineOffsets(), Acts::UnitConstants::e, fitOK, max, numAllPoints, numCurvature, numInnerTrans, numLocals, numMeasurements, numOffsets, numParameters, numTrajectories, prepare(), theDimension, and thePoints.

Referenced by GblTrajectory().

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void gbl::GblTrajectory::defineOffsets ( )

private

Define offsets from list of points.

Define offsets at points with scatterers and first and last point. All other points need interpolation from adjacent points with offsets.

Definition at line 344 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 344 of file GblTrajectory.cc

References numOffsets, numTrajectories, and thePoints.

Referenced by construct().

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double gbl::GblTrajectory::downWeight ( unsigned int  aMethod )

private

Down-weight all points.

Parameters

[in]

aMethod

M-estimator (1: Tukey, 2:Huber, 3:Cauchy)

Definition at line 1022 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 1022 of file GblTrajectory.cc

References theData.

Referenced by fit().

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unsigned int gbl::GblTrajectory::fit	(	double &	Chi2,
		int &	Ndf,
		double &	lostWeight,
		std::string	optionList = ""
	)

Perform fit of (valid) trajectory.

Optionally iterate for outlier down-weighting. Fit may fail due to singular or not positive definite matrices (internal exceptions 1-3).

Parameters

[out]	Chi2	Chi2 sum (corrected for down-weighting)
[out]	Ndf	Number of degrees of freedom
[out]	lostWeight	Sum of weights lost due to down-weighting
[in]	optionList	Iterations for down-weighting (One character per iteration: t,h,c (or T,H,C) for Tukey, Huber or Cauchy function)

Returns

Error code (non zero value indicates failure of fit)

Definition at line 1043 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 1043 of file GblTrajectory.cc

References buildLinearEquationSystem(), constructOK, downWeight(), Acts::UnitConstants::e, fitOK, numParameters, predict(), gbl::BorderedBandMatrix::solveAndInvertBorderedBand(), theData, theMatrix, and theVector.

Referenced by genfit::GFGbl::processTrackWithRep(), and genfit::GblFitter::processTrackWithRep().

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std::vector<GblData> gbl::GblTrajectory::getData ( )

inline

Definition at line 84 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 84 of file GblTrajectory.h

References theData.

void gbl::GblTrajectory::getFitToKinkJacobian ( std::vector< unsigned int > &  anIndex, SMatrix27 &  aJacobian, const GblPoint &  aPoint  ) const

private

Get jacobian for transformation from (trajectory) fit to kink parameters at point.

Jacobian broken lines (q/p,..,u_i-1,u_i,u_i+1..) to kink (du') parameters.

Parameters

[out]	anIndex	List of fit parameters with non zero derivatives
[out]	aJacobian	Corresponding transformation matrix
[in]	aPoint	Point to use

Definition at line 583 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 583 of file GblTrajectory.cc

References gbl::GblPoint::getDerivatives(), gbl::GblPoint::getOffset(), numCurvature, numLocals, and theDimension.

Referenced by prepare().

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void gbl::GblTrajectory::getFitToLocalJacobian ( std::vector< unsigned int > &  anIndex, SMatrix55 &  aJacobian, const GblPoint &  aPoint, unsigned int  measDim, unsigned int  nJacobian = 1  ) const

private

Get (part of) jacobian for transformation from (trajectory) fit to track parameters at point.

Jacobian broken lines (q/p,..,u_i,u_i+1..) to local (q/p,u',u) parameters.

Parameters

[out]	anIndex	List of fit parameters with non zero derivatives
[out]	aJacobian	Corresponding transformation matrix
[in]	aPoint	Point to use
[in]	measDim	Dimension of 'measurement' (<=2: calculate only offset part, >2: complete matrix)
[in]	nJacobian	Direction (0: to previous offset, 1: to next offset)

Definition at line 488 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 488 of file GblTrajectory.cc

References gbl::GblPoint::getDerivatives(), gbl::GblPoint::getOffset(), Acts::index1, Acts::index2, numCurvature, numLocals, sign(), and theDimension.

Referenced by getJacobian(), and prepare().

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std::pair< std::vector< unsigned int >, TMatrixD > gbl::GblTrajectory::getJacobian ( int  aSignedLabel ) const

private

Get jacobian for transformation from fit to track parameters at point.

Jacobian broken lines (q/p,..,u_i,u_i+1..) to track (q/p,u',u) parameters including additional local parameters.

Parameters

[in]

aSignedLabel

(Signed) label of point for external seed (<0: in front, >0: after point, slope changes at scatterer!)

Returns

List of fit parameters with non zero derivatives and corresponding transformation matrix

Definition at line 412 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 412 of file GblTrajectory.cc

References kdfinder::abs(), getFitToLocalJacobian(), numCurvature, numLocals, numPoints, numTrajectories, theDimension, and thePoints.

Referenced by getResults(), and prepare().

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unsigned int gbl::GblTrajectory::getLabels

(

std::vector< unsigned int > &

aLabelList

)

Get (list of) labels of points on (simple) valid trajectory.

Parameters

[out]

aLabelList

List of labels (aLabelList[i] = i+1)

Returns

error code (non-zero if trajectory not valid (constructed successfully))

Definition at line 711 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 711 of file GblTrajectory.cc

References constructOK, and thePoints.

unsigned int gbl::GblTrajectory::getLabels

(

std::vector< std::vector< unsigned int > > &

aLabelList

)

Get (list of lists of) labels of points on (composed) valid trajectory.

Parameters

[out]

aLabelList

List of of lists of labels

Returns

error code (non-zero if trajectory not valid (constructed successfully))

Definition at line 729 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 729 of file GblTrajectory.cc

References constructOK, numTrajectories, and thePoints.

unsigned int gbl::GblTrajectory::getMeasResults	(	unsigned int	aLabel,
		unsigned int &	numData,
		TVectorD &	aResiduals,
		TVectorD &	aMeasErrors,
		TVectorD &	aResErrors,
		TVectorD &	aDownWeights
	)

Get residuals from fit at point for measurement.

Get (diagonalized) residual, error of measurement and residual and down-weighting factor for measurement at point

Parameters

[in]	aLabel	Label of point on trajectory
[out]	numData	Number of data blocks from measurement at point
[out]	aResiduals	Measurements-Predictions
[out]	aMeasErrors	Errors of Measurements
[out]	aResErrors	Errors of Residuals (including correlations from track fit)
[out]	aDownWeights	Down-Weighting factors

Returns

error code (non-zero if trajectory not fitted successfully)

Definition at line 661 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 661 of file GblTrajectory.cc

References fitOK, getResAndErr(), and measDataIndex.

Referenced by genfit::GFGbl::processTrackWithRep(), and genfit::GblFitterInfo::updateFitResults().

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unsigned int gbl::GblTrajectory::getNumPoints

(

)

const

Retrieve number of point from trajectory.

Definition at line 294 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 294 of file GblTrajectory.cc

References numAllPoints.

Referenced by genfit::GblFitterInfo::updateFitResults().

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void gbl::GblTrajectory::getResAndErr ( unsigned int  aData, double &  aResidual, double &  aMeasError, double &  aResError, double &  aDownWeight  )

private

Get residual and errors from data block.

Get residual, error of measurement and residual and down-weighting factor for (single) data block

Parameters

[in]	aData	Label of data block
[out]	aResidual	Measurement-Prediction
[out]	aMeasError	Error of Measurement
[out]	aResError	Error of Residual (including correlations from track fit)
[out]	aDownWeight	Down-Weighting factor

Definition at line 756 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 756 of file GblTrajectory.cc

References gbl::BorderedBandMatrix::getBlockMatrix(), theData, and theMatrix.

Referenced by getMeasResults(), and getScatResults().

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unsigned int gbl::GblTrajectory::getResults	(	int	aSignedLabel,
		TVectorD &	localPar,
		TMatrixDSym &	localCov
	)		const

Get fit results at point.

Get corrections and covariance matrix for local track and additional parameters in forward or backward direction.

The point is identified by its label (1..number(points)), the sign distinguishes the backward (facing previous point) and forward 'side' (facing next point). For scatterers the track direction may change in between.

Parameters

[in]	aSignedLabel	(Signed) label of point on trajectory (<0: in front, >0: after point, slope changes at scatterer!)
[out]	localPar	Corrections for local parameters
[out]	localCov	Covariance for local parameters

Returns

error code (non-zero if trajectory not fitted successfully)

Definition at line 631 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 631 of file GblTrajectory.cc

References fitOK, gbl::BorderedBandMatrix::getBlockMatrix(), getJacobian(), theMatrix, and theVector.

Referenced by genfit::GFGbl::processTrackWithRep(), and genfit::GblFitterInfo::updateFitResults().

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unsigned int gbl::GblTrajectory::getScatResults	(	unsigned int	aLabel,
		unsigned int &	numData,
		TVectorD &	aResiduals,
		TVectorD &	aMeasErrors,
		TVectorD &	aResErrors,
		TVectorD &	aDownWeights
	)

Get (kink) residuals from fit at point for scatterer.

Get (diagonalized) residual, error of measurement and residual and down-weighting factor for scatterering kinks at point

Parameters

[in]	aLabel	Label of point on trajectory
[out]	numData	Number of data blocks from scatterer at point
[out]	aResiduals	(kink)Measurements-(kink)Predictions
[out]	aMeasErrors	Errors of (kink)Measurements
[out]	aResErrors	Errors of Residuals (including correlations from track fit)
[out]	aDownWeights	Down-Weighting factors

Returns

error code (non-zero if trajectory not fitted successfully)

Definition at line 690 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 690 of file GblTrajectory.cc

References fitOK, getResAndErr(), and scatDataIndex.

Referenced by genfit::GblFitterInfo::updateFitResults().

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bool gbl::GblTrajectory::isValid

(

)

const

Retrieve validity of trajectory.

Definition at line 289 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 289 of file GblTrajectory.cc

References constructOK.

Referenced by genfit::GFGbl::processTrackWithRep(), genfit::GblFitterInfo::updateFitResults(), and genfit::GblFitter::updateGblInfo().

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void gbl::GblTrajectory::milleOut

(

MilleBinary &

aMille

)

Write valid trajectory to Millepede-II binary file.

Definition at line 1091 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 1091 of file GblTrajectory.cc

References gbl::MilleBinary::addData(), constructOK, theData, and gbl::MilleBinary::writeRecord().

Referenced by genfit::GFGbl::processTrackWithRep().

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void gbl::GblTrajectory::predict ( )

private

Calculate predictions for all points.

Definition at line 1011 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 1011 of file GblTrajectory.cc

References theData, and theVector.

Referenced by fit().

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void gbl::GblTrajectory::prepare ( )

private

Prepare fit for simple or composed trajectory.

Generate data (blocks) from measurements, kinks, external seed and measurements.

Definition at line 797 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 797 of file GblTrajectory.cc

References gbl::GblData::addDerivatives(), externalDerivatives, externalMeasurements, externalPoint, externalPrecisions, externalSeed, getFitToKinkJacobian(), getFitToLocalJacobian(), getJacobian(), innerTransformations, k, measDataIndex, numAllPoints, numCurvature, numInnerTrans, numLocals, numMeasurements, numOffsets, numTrajectories, scatDataIndex, theData, theDimension, and thePoints.

Referenced by construct().

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void gbl::GblTrajectory::printData

(

)

Print GblData blocks for trajectory.

Definition at line 1195 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 1195 of file GblTrajectory.cc

References theData.

void gbl::GblTrajectory::printPoints

(

unsigned int

level = 0

)

Print GblPoints on trajectory.

Parameters

[in]

level

print level (0: minimum, >0: more)

Definition at line 1183 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 1183 of file GblTrajectory.cc

References numTrajectories, and thePoints.

void gbl::GblTrajectory::printTrajectory

(

unsigned int

level = 0

)

Print GblTrajectory.

Parameters

[in]

level

print level (0: minimum, >0: more)

Definition at line 1117 of file GblTrajectory.cc.

View newest version in sPHENIX GitHub at line 1117 of file GblTrajectory.cc

References constructOK, externalDerivatives, externalMeasurements, externalPoint, externalPrecisions, externalSeed, fitOK, innerTransformations, numAllPoints, numInnerTrans, numMeasurements, numOffsets, numParameters, gbl::VVector::print(), gbl::BorderedBandMatrix::printMatrix(), theDimension, theMatrix, and theVector.

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Member Data Documentation

bool gbl::GblTrajectory::constructOK

private

Trajectory has been successfully constructed (ready for fit/output)

Definition at line 97 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 97 of file GblTrajectory.h

Referenced by construct(), fit(), getLabels(), isValid(), milleOut(), and printTrajectory().

TMatrixD gbl::GblTrajectory::externalDerivatives

private

Definition at line 107 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 107 of file GblTrajectory.h

Referenced by GblTrajectory(), prepare(), and printTrajectory().

TVectorD gbl::GblTrajectory::externalMeasurements

private

Definition at line 108 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 108 of file GblTrajectory.h

Referenced by GblTrajectory(), prepare(), and printTrajectory().

unsigned int gbl::GblTrajectory::externalPoint

private

Label of external point (or 0)

Definition at line 96 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 96 of file GblTrajectory.h

Referenced by prepare(), and printTrajectory().

TVectorD gbl::GblTrajectory::externalPrecisions

private

Definition at line 109 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 109 of file GblTrajectory.h

Referenced by GblTrajectory(), prepare(), and printTrajectory().

TMatrixDSym gbl::GblTrajectory::externalSeed

private

Precision (inverse covariance matrix) of external seed.

Definition at line 104 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 104 of file GblTrajectory.h

Referenced by prepare(), and printTrajectory().

bool gbl::GblTrajectory::fitOK

private

Trajectory has been successfully fitted (results are valid)

Definition at line 98 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 98 of file GblTrajectory.h

Referenced by construct(), fit(), getMeasResults(), getResults(), getScatResults(), and printTrajectory().

std::vector<TMatrixD> gbl::GblTrajectory::innerTransformations

private

Transformations at innermost points of.

Definition at line 105 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 105 of file GblTrajectory.h

Referenced by GblTrajectory(), prepare(), and printTrajectory().

std::vector<unsigned int> gbl::GblTrajectory::measDataIndex

private

mapping points to data blocks from measurements

Definition at line 102 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 102 of file GblTrajectory.h

Referenced by getMeasResults(), and prepare().

unsigned int gbl::GblTrajectory::numAllPoints

private

Number of all points on trajectory.

Definition at line 87 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 87 of file GblTrajectory.h

Referenced by construct(), GblTrajectory(), getNumPoints(), prepare(), and printTrajectory().

unsigned int gbl::GblTrajectory::numCurvature

private

Number of curvature parameters (0 or 1) or external parameters.

Definition at line 92 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 92 of file GblTrajectory.h

Referenced by buildLinearEquationSystem(), construct(), GblTrajectory(), getFitToKinkJacobian(), getFitToLocalJacobian(), getJacobian(), and prepare().

unsigned int gbl::GblTrajectory::numInnerTrans

private

Number of inner transformations to external parameters.

Definition at line 91 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 91 of file GblTrajectory.h

Referenced by construct(), prepare(), and printTrajectory().

unsigned int gbl::GblTrajectory::numLocals

private

Total number of (additional) local parameters.

Definition at line 94 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 94 of file GblTrajectory.h

Referenced by buildLinearEquationSystem(), construct(), getFitToKinkJacobian(), getFitToLocalJacobian(), getJacobian(), and prepare().

unsigned int gbl::GblTrajectory::numMeasurements

private

Total number of measurements.

Definition at line 95 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 95 of file GblTrajectory.h

Referenced by construct(), prepare(), and printTrajectory().

unsigned int gbl::GblTrajectory::numOffsets

private

Number of (points with) offsets on trajectory.

Definition at line 90 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 90 of file GblTrajectory.h

Referenced by construct(), defineOffsets(), prepare(), and printTrajectory().

unsigned int gbl::GblTrajectory::numParameters

private

Number of fit parameters.

Definition at line 93 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 93 of file GblTrajectory.h

Referenced by buildLinearEquationSystem(), construct(), fit(), and printTrajectory().

std::vector<unsigned int> gbl::GblTrajectory::numPoints

private

Number of points on (sub)trajectory.

Definition at line 88 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 88 of file GblTrajectory.h

Referenced by GblTrajectory(), and getJacobian().

unsigned int gbl::GblTrajectory::numTrajectories

private

Number of trajectories (in composed trajectory)

Definition at line 89 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 89 of file GblTrajectory.h

Referenced by calcJacobians(), construct(), defineOffsets(), getJacobian(), getLabels(), prepare(), and printPoints().

std::vector<unsigned int> gbl::GblTrajectory::scatDataIndex

private

mapping points to data blocks from scatterers

Definition at line 103 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 103 of file GblTrajectory.h

Referenced by getScatResults(), and prepare().

std::vector<GblData> gbl::GblTrajectory::theData

private

List of data blocks.

Definition at line 101 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 101 of file GblTrajectory.h

Referenced by buildLinearEquationSystem(), downWeight(), fit(), getData(), getResAndErr(), milleOut(), predict(), prepare(), and printData().

std::vector<unsigned int> gbl::GblTrajectory::theDimension

private

List of active dimensions (0=u1, 1=u2) in fit.

Definition at line 99 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 99 of file GblTrajectory.h

Referenced by construct(), GblTrajectory(), getFitToKinkJacobian(), getFitToLocalJacobian(), getJacobian(), prepare(), and printTrajectory().

BorderedBandMatrix gbl::GblTrajectory::theMatrix

private

(Bordered band) matrix of linear equation system

Definition at line 111 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 111 of file GblTrajectory.h

Referenced by buildLinearEquationSystem(), fit(), getResAndErr(), getResults(), and printTrajectory().

std::vector<std::vector<GblPoint> > gbl::GblTrajectory::thePoints

private

(list of) List of points on trajectory

Definition at line 100 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 100 of file GblTrajectory.h

Referenced by calcJacobians(), construct(), defineOffsets(), GblTrajectory(), getJacobian(), getLabels(), prepare(), and printPoints().

VVector gbl::GblTrajectory::theVector

private

Vector of linear equation system.

Definition at line 110 of file GblTrajectory.h.

View newest version in sPHENIX GitHub at line 110 of file GblTrajectory.h

Referenced by buildLinearEquationSystem(), fit(), getResults(), predict(), and printTrajectory().

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The documentation for this class was generated from the following files:

• fun4all_GenFit/blob/master/GBL/include/GblTrajectory.h
• fun4all_GenFit/blob/master/GBL/src/GblTrajectory.cc