ltl::Marquardt< TFUNC, TPAR, TDAT, NPAR, NDIM > Class Template Reference
[Non Linear Least Squares Fitting]

Marquardt-Levenberg approximation of an arbitrary fitfunction TFUNC. More...

List of all members.

Public Member Functions

• Marquardt (const size_t initer, const TPAR ainstart, const TPAR ainstep, const TPAR ainmin, const TPAR ainmax, const FVector< bool, NPAR > ignin=false)

  Construct class with fit constraints.
  

• void eval (const MArray< TDAT, NDIM > &restrict_ data, const TDAT nan, const MArray< TDAT, NDIM > &restrict_ error2, const FVector< TPAR, NPAR > &inpar)

  Fit to data and ignoring nan, start with inpar.
  

• FVector< TPAR, NPAR > getResult ()

  Return result vector.
  

• TPAR getChiSquare () const

  Return final .
  

• size_t getNIteration () const

  Return No needed iterations.
  

• FVector< TPAR, NPAR > getVariance ()

  Return in fit parameters.
  

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Detailed Description

template<class TFUNC, class TPAR, class TDAT, int NPAR, int NDIM>
class ltl::Marquardt< TFUNC, TPAR, TDAT, NPAR, NDIM >

Marquardt-Levenberg approximation of an arbitrary fitfunction TFUNC.

Class to fit an arbitrary function TFUNC to arbitrary data (and error).

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Constructor & Destructor Documentation

template<class TFUNC , class TPAR , class TDAT , int NPAR, int NDIM>

ltl::Marquardt< TFUNC, TPAR, TDAT, NPAR, NDIM >::Marquardt	(	const size_t	initer,
		const TPAR	ainstart,
		const TPAR	ainstep,
		const TPAR	ainmin,
		const TPAR	ainmax,
		const FVector< bool, NPAR >	ignin = false
	)			[inline]

Construct class with fit constraints.

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Member Function Documentation

template<class TFUNC , class TPAR , class TDAT , int NPAR, int NDIM>

void ltl::Marquardt< TFUNC, TPAR, TDAT, NPAR, NDIM >::eval	(	const MArray< TDAT, NDIM > &restrict_	data,
		const TDAT	nan,
		const MArray< TDAT, NDIM > &restrict_	error2,
		const FVector< TPAR, NPAR > &	inpar
	)			[inline]

Fit to data and ignoring nan, start with inpar.

template<class TFUNC , class TPAR , class TDAT , int NPAR, int NDIM>

FVector<TPAR, NPAR> ltl::Marquardt< TFUNC, TPAR, TDAT, NPAR, NDIM >::getResult

(

)

[inline]

Return result vector.

template<class TFUNC , class TPAR , class TDAT , int NPAR, int NDIM>

TPAR ltl::Marquardt< TFUNC, TPAR, TDAT, NPAR, NDIM >::getChiSquare

(

)

const [inline]

Return final .

template<class TFUNC , class TPAR , class TDAT , int NPAR, int NDIM>

size_t ltl::Marquardt< TFUNC, TPAR, TDAT, NPAR, NDIM >::getNIteration

(

)

const [inline]

Return No needed iterations.

template<class TFUNC , class TPAR , class TDAT , int NPAR, int NDIM>

FVector<TPAR, NPAR> ltl::Marquardt< TFUNC, TPAR, TDAT, NPAR, NDIM >::getVariance

(

)

[inline]

Return in fit parameters.