occ::mults::LBFGSSettings Struct Reference

Settings for L-BFGS optimizer. More...

#include <lbfgs.h>

Public Attributes
int	memory = 10
	Number of correction pairs to store (m)
double	ftol = 1e-4
	Armijo condition parameter (c1)
double	gtol = 0.9
	Wolfe condition parameter (c2)
int	max_linesearch = 40
	Maximum line search iterations.
double	initial_step = 1.0
	Initial step size for line search.
double	min_step = 1e-20
	Minimum step size.
double	max_step = 1e20
	Maximum step size.
double	gradient_tol = 1e-5
	Convergence criterion: ||g|| < tol.
double	energy_tol = 1e-10
	Convergence criterion: |f_new - f_old| < tol.
double	x_tol = 1e-10
	Convergence criterion: ||x_new - x_old|| < tol.
bool	backtracking_only = false
	Use simple backtracking (Armijo only, no Wolfe)
double	backtrack_factor = 0.5
	Step reduction factor for backtracking.

Detailed Description

Settings for L-BFGS optimizer.

Member Data Documentation

backtrack_factor

double occ::mults::LBFGSSettings::backtrack_factor = 0.5

Step reduction factor for backtracking.

backtracking_only

bool occ::mults::LBFGSSettings::backtracking_only = false

Use simple backtracking (Armijo only, no Wolfe)

energy_tol

double occ::mults::LBFGSSettings::energy_tol = 1e-10

Convergence criterion: |f_new - f_old| < tol.

ftol

double occ::mults::LBFGSSettings::ftol = 1e-4

Armijo condition parameter (c1)

gradient_tol

double occ::mults::LBFGSSettings::gradient_tol = 1e-5

Convergence criterion: ||g|| < tol.

gtol

double occ::mults::LBFGSSettings::gtol = 0.9

Wolfe condition parameter (c2)

initial_step

double occ::mults::LBFGSSettings::initial_step = 1.0

Initial step size for line search.

max_linesearch

int occ::mults::LBFGSSettings::max_linesearch = 40

Maximum line search iterations.

max_step

double occ::mults::LBFGSSettings::max_step = 1e20

Maximum step size.

memory

int occ::mults::LBFGSSettings::memory = 10

Number of correction pairs to store (m)

min_step

double occ::mults::LBFGSSettings::min_step = 1e-20

Minimum step size.

x_tol

double occ::mults::LBFGSSettings::x_tol = 1e-10

Convergence criterion: ||x_new - x_old|| < tol.

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

• /home/runner/work/occ/occ/include/occ/mults/lbfgs.h