SteepestDescent Class Reference

Optimization via steepest descent. More...

Inheritance diagram for SteepestDescent:

Collaboration diagram for SteepestDescent:

Public Member Functions
	SteepestDescent (const std::shared_ptr< OptimizationTargetInterface > &target, double tol=1e-6, double value_precision=1e-12, double gradient_precision=1e-12)
bool	converged () const
double	gradient_norm () const
bool	optimize (Tensor< double > &x)
double	value () const
Public Member Functions inherited from madness::OptimizerInterface
virtual	~OptimizerInterface ()

Private Attributes
double	f
double	gnorm
const double	gradient_precision
std::shared_ptr< OptimizationTargetInterface >	target
const double	tol
const double	value_precision

Detailed Description

Optimization via steepest descent.

Constructor & Destructor Documentation

SteepestDescent()

SteepestDescent::SteepestDescent ( const std::shared_ptr< OptimizationTargetInterface > & target, double tol = 1e-6, double value_precision = 1e-12, double gradient_precision = 1e-12 )

inline

References e(), gnorm, gradient_precision, target, tol, and value_precision.

Member Function Documentation

converged()

bool SteepestDescent::converged ( ) const

inlinevirtual

Implements madness::OptimizerInterface.

References gnorm, and tol.

Referenced by optimize().

gradient_norm()

double SteepestDescent::gradient_norm ( ) const

inlinevirtual

Implements madness::OptimizerInterface.

References gnorm.

optimize()

bool SteepestDescent::optimize ( Tensor< double > & x )

inlinevirtual

Implements madness::OptimizerInterface.

References converged(), f, madness::g, madness::Tensor< T >::gaxpy(), gnorm, madness::print(), and target.

value()

double SteepestDescent::value ( ) const

inlinevirtual

Implements madness::OptimizerInterface.

References f.

Member Data Documentation

f

double SteepestDescent::f

private

Referenced by optimize(), and value().

gnorm

double SteepestDescent::gnorm

private

Referenced by SteepestDescent(), converged(), gradient_norm(), and optimize().

gradient_precision

const double SteepestDescent::gradient_precision

private

Referenced by SteepestDescent().

target

std::shared_ptr<OptimizationTargetInterface> SteepestDescent::target

private

Referenced by SteepestDescent(), and optimize().

tol

const double SteepestDescent::tol

private

Referenced by SteepestDescent(), and converged().

value_precision

const double SteepestDescent::value_precision

private

Referenced by SteepestDescent().

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

• kain.cc