pub struct TruncatedNewtonOptions {
pub max_iter: usize,
pub tol: f64,
pub max_cg_iter: usize,
pub cg_tol: f64,
pub adaptive_cg_tol: bool,
pub preconditioner: Preconditioner,
pub trust_radius: Option<f64>,
pub finite_diff_hessian: bool,
pub hessian_fd_eps: f64,
}Expand description
Options for truncated Newton methods
Fields§
§max_iter: usizeMaximum number of outer iterations
tol: f64Convergence tolerance for gradient norm
max_cg_iter: usizeMaximum number of CG iterations for solving Newton system
cg_tol: f64Tolerance for CG convergence (inexact Newton tolerance)
adaptive_cg_tol: boolAdaptive CG tolerance based on gradient norm
preconditioner: PreconditionerPreconditioner type
trust_radius: Option<f64>Trust region radius (if using trust region approach)
finite_diff_hessian: boolUse finite differences for Hessian-vector products
hessian_fd_eps: f64Finite difference step size for Hessian-vector products
Trait Implementations§
Source§impl Clone for TruncatedNewtonOptions
impl Clone for TruncatedNewtonOptions
Source§fn clone(&self) -> TruncatedNewtonOptions
fn clone(&self) -> TruncatedNewtonOptions
Returns a duplicate of the value. Read more
1.0.0 · Source§const fn clone_from(&mut self, source: &Self)
const fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source. Read moreSource§impl Debug for TruncatedNewtonOptions
impl Debug for TruncatedNewtonOptions
Auto Trait Implementations§
impl Freeze for TruncatedNewtonOptions
impl RefUnwindSafe for TruncatedNewtonOptions
impl Send for TruncatedNewtonOptions
impl Sync for TruncatedNewtonOptions
impl Unpin for TruncatedNewtonOptions
impl UnwindSafe for TruncatedNewtonOptions
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self>
fn into_either(self, into_left: bool) -> Either<Self, Self>
Converts
self into a Left variant of Either<Self, Self>
if into_left is true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
Converts
self into a Left variant of Either<Self, Self>
if into_left(&self) returns true.
Converts self into a Right variant of Either<Self, Self>
otherwise. Read moreSource§impl<T> Pointable for T
impl<T> Pointable for T
Source§impl<SS, SP> SupersetOf<SS> for SPwhere
SS: SubsetOf<SP>,
impl<SS, SP> SupersetOf<SS> for SPwhere
SS: SubsetOf<SP>,
Source§fn to_subset(&self) -> Option<SS>
fn to_subset(&self) -> Option<SS>
The inverse inclusion map: attempts to construct
self from the equivalent element of its
superset. Read moreSource§fn is_in_subset(&self) -> bool
fn is_in_subset(&self) -> bool
Checks if
self is actually part of its subset T (and can be converted to it).Source§fn to_subset_unchecked(&self) -> SS
fn to_subset_unchecked(&self) -> SS
Use with care! Same as
self.to_subset but without any property checks. Always succeeds.Source§fn from_subset(element: &SS) -> SP
fn from_subset(element: &SS) -> SP
The inclusion map: converts
self to the equivalent element of its superset.