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Searched
full:search_direction
(Results
1 - 5
of
5
) sorted by null
/external/ceres-solver/internal/ceres/
line_search_direction.cc
45
Vector*
search_direction
) {
46
*
search_direction
= -current.gradient;
61
Vector*
search_direction
) {
76
previous.
search_direction
.dot(gradient_change));
82
*
search_direction
= -current.gradient + beta * previous.
search_direction
;
84
current.gradient.dot(*
search_direction
);
88
*
search_direction
= -current.gradient;
113
Vector*
search_direction
) {
120
previous.
search_direction
* previous.step_size
[
all
...]
low_rank_inverse_hessian.cc
122
VectorRef
search_direction
(y_ptr, num_parameters_);
124
search_direction
= gradient;
132
const double alpha_i = delta_x_history_.col(*it).dot(
search_direction
) /
134
search_direction
-= alpha_i * delta_gradient_history_.col(*it);
169
search_direction
*= approximate_eigenvalue_scale_;
179
const double beta = delta_gradient_history_.col(*it).dot(
search_direction
) /
181
search_direction
+= delta_x_history_.col(*it) * (alpha(*it) - beta);
line_search_minimizer.h
54
search_direction
(num_effective_parameters),
63
Vector
search_direction
;
member in struct:ceres::internal::LineSearchMinimizer::State
line_search_minimizer.cc
238
current_state.
search_direction
= -current_state.gradient;
243
¤t_state.
search_direction
);
278
current_state.
search_direction
= -current_state.gradient;
281
line_search_function.Init(x, current_state.
search_direction
);
283
current_state.gradient.dot(current_state.
search_direction
);
329
delta = current_state.step_size * current_state.
search_direction
;
line_search_direction.h
66
Vector*
search_direction
) = 0;
Completed in 201 milliseconds