Struct gosh_lbfgs::Progress
source · [−]#[repr(C)]pub struct Progress<'a> {
pub x: &'a [f64],
pub gx: &'a [f64],
pub fx: f64,
pub xnorm: f64,
pub gnorm: f64,
pub step: f64,
pub niter: usize,
pub neval: usize,
pub ncall: usize,
}
Expand description
Store optimization progress data, for progress monitor
Fields
x: &'a [f64]
The current values of variables
gx: &'a [f64]
The current gradient values of variables.
fx: f64
The current value of the objective function.
xnorm: f64
The Euclidean norm of the variables
gnorm: f64
The Euclidean norm of the gradients.
step: f64
The line-search step used for this iteration.
niter: usize
The iteration count.
neval: usize
The total number of evaluations.
ncall: usize
The number of function evaluation calls in line search procedure
Trait Implementations
Auto Trait Implementations
impl<'a> RefUnwindSafe for Progress<'a>
impl<'a> Send for Progress<'a>
impl<'a> Sync for Progress<'a>
impl<'a> Unpin for Progress<'a>
impl<'a> UnwindSafe for Progress<'a>
Blanket Implementations
sourceimpl<T> BorrowMut<T> for T where
T: ?Sized,
impl<T> BorrowMut<T> for T where
T: ?Sized,
const: unstable · sourcefn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
sourceimpl<T> ToOwned for T where
T: Clone,
impl<T> ToOwned for T where
T: Clone,
type Owned = T
type Owned = T
The resulting type after obtaining ownership.
sourcefn clone_into(&self, target: &mut T)
fn clone_into(&self, target: &mut T)
🔬 This is a nightly-only experimental API. (
toowned_clone_into
)Uses borrowed data to replace owned data, usually by cloning. Read more