OMD::LineSearchFunctor Class Reference

Functor for linesearch along geodesic. More...

#include <Functor.hpp>

Public Member Functions
const Eigen::Index	costDim ()
	dimension of the cost function vector More...
	LineSearchFunctor (DataStore &DS)
	standard constructor More...
int	cost (Eigen::VectorXd &fvec, const Eigen::MatrixXd &L) const
	efficient computation of cost at bases More...
double	derivative (Eigen::MatrixXd &dF, const Eigen::MatrixXd &L) const
	componentwise derivative w.r.t. bases representation More...

Detailed Description

Functor for linesearch along geodesic.

Constructor & Destructor Documentation

LineSearchFunctor()

OMD::LineSearchFunctor::LineSearchFunctor

(

DataStore &

DS

)

standard constructor

Parameters

DS	reference to mutable OMD data

Member Function Documentation

cost()

int OMD::LineSearchFunctor::cost	(	Eigen::VectorXd &	fvec,
		const Eigen::MatrixXd &	L
	)		const

efficient computation of cost at bases

Parameters

fvec	vector with single entry for the result
L	orthonormal bases, used for data update

Returns

0 on success

costDim()

const Eigen::Index OMD::LineSearchFunctor::costDim ( )

inline

dimension of the cost function vector

Returns

dim == 1

derivative()

double OMD::LineSearchFunctor::derivative	(	Eigen::MatrixXd &	dF,
		const Eigen::MatrixXd &	L
	)		const

componentwise derivative w.r.t. bases representation

Parameters

dF	result matrix
L	bases representation, used for data update

Returns

cost value for given bases

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

• /home/lre/Documents/REPO/omdc-pub-repo/libs/OMD/Functor.hpp