Struct argmin::solver::gradientdescent::steepestdescent::SteepestDescent [−][src]
pub struct SteepestDescent<L> { /* fields omitted */ }
Expand description
Steepest descent iteratively takes steps in the direction of the strongest negative gradient. In each iteration, a line search is employed to obtain an appropriate step length.
References:
[0] Jorge Nocedal and Stephen J. Wright (2006). Numerical Optimization. Springer. ISBN 0-387-30303-0.
Implementations
impl<L> SteepestDescent<L>
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impl<L> SteepestDescent<L>
[src]Trait Implementations
impl<L: Clone> Clone for SteepestDescent<L>
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impl<L: Clone> Clone for SteepestDescent<L>
[src]fn clone(&self) -> SteepestDescent<L>
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fn clone(&self) -> SteepestDescent<L>
[src]Returns a copy of the value. Read more
fn clone_from(&mut self, source: &Self)
1.0.0[src]
fn clone_from(&mut self, source: &Self)
1.0.0[src]Performs copy-assignment from source
. Read more
impl<'de, L> Deserialize<'de> for SteepestDescent<L> where
L: Deserialize<'de>,
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impl<'de, L> Deserialize<'de> for SteepestDescent<L> where
L: Deserialize<'de>,
[src]fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
__D: Deserializer<'de>,
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fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
__D: Deserializer<'de>,
[src]Deserialize this value from the given Serde deserializer. Read more
impl<L> Serialize for SteepestDescent<L> where
L: Serialize,
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impl<L> Serialize for SteepestDescent<L> where
L: Serialize,
[src]impl<O, L, F> Solver<O> for SteepestDescent<L> where
O: ArgminOp<Output = F, Float = F>,
O::Param: Clone + Default + Serialize + ArgminSub<O::Param, O::Param> + ArgminDot<O::Param, O::Float> + ArgminScaledAdd<O::Param, O::Float, O::Param> + ArgminMul<O::Float, O::Param> + ArgminNorm<O::Float>,
O::Hessian: Default,
L: Clone + ArgminLineSearch<O::Param, O::Float> + Solver<OpWrapper<O>>,
F: ArgminFloat,
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impl<O, L, F> Solver<O> for SteepestDescent<L> where
O: ArgminOp<Output = F, Float = F>,
O::Param: Clone + Default + Serialize + ArgminSub<O::Param, O::Param> + ArgminDot<O::Param, O::Float> + ArgminScaledAdd<O::Param, O::Float, O::Param> + ArgminMul<O::Float, O::Param> + ArgminNorm<O::Float>,
O::Hessian: Default,
L: Clone + ArgminLineSearch<O::Param, O::Float> + Solver<OpWrapper<O>>,
F: ArgminFloat,
[src]fn next_iter(
&mut self,
op: &mut OpWrapper<O>,
state: &IterState<O>
) -> Result<ArgminIterData<O>, Error>
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fn next_iter(
&mut self,
op: &mut OpWrapper<O>,
state: &IterState<O>
) -> Result<ArgminIterData<O>, Error>
[src]Computes one iteration of the algorithm.
fn init(
&mut self,
_op: &mut OpWrapper<O>,
_state: &IterState<O>
) -> Result<Option<ArgminIterData<O>>, Error>
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fn init(
&mut self,
_op: &mut OpWrapper<O>,
_state: &IterState<O>
) -> Result<Option<ArgminIterData<O>>, Error>
[src]Initializes the algorithm Read more
fn terminate_internal(&mut self, state: &IterState<O>) -> TerminationReason
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fn terminate_internal(&mut self, state: &IterState<O>) -> TerminationReason
[src]Checks whether basic termination reasons apply. Read more
fn terminate(&mut self, _state: &IterState<O>) -> TerminationReason
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fn terminate(&mut self, _state: &IterState<O>) -> TerminationReason
[src]Checks whether the algorithm must be terminated
Auto Trait Implementations
impl<L> RefUnwindSafe for SteepestDescent<L> where
L: RefUnwindSafe,
L: RefUnwindSafe,
impl<L> Send for SteepestDescent<L> where
L: Send,
L: Send,
impl<L> Sync for SteepestDescent<L> where
L: Sync,
L: Sync,
impl<L> Unpin for SteepestDescent<L> where
L: Unpin,
L: Unpin,
impl<L> UnwindSafe for SteepestDescent<L> where
L: UnwindSafe,
L: UnwindSafe,
Blanket Implementations
impl<T> BorrowMut<T> for T where
T: ?Sized,
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impl<T> BorrowMut<T> for T where
T: ?Sized,
[src]pub fn borrow_mut(&mut self) -> &mut T
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pub fn borrow_mut(&mut self) -> &mut T
[src]Mutably borrows from an owned value. Read more
impl<T> ToOwned for T where
T: Clone,
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impl<T> ToOwned for T where
T: Clone,
[src]type Owned = T
type Owned = T
The resulting type after obtaining ownership.
pub fn to_owned(&self) -> T
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pub fn to_owned(&self) -> T
[src]Creates owned data from borrowed data, usually by cloning. Read more
pub fn clone_into(&self, target: &mut T)
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pub fn clone_into(&self, target: &mut T)
[src]🔬 This is a nightly-only experimental API. (toowned_clone_into
)
recently added
Uses borrowed data to replace owned data, usually by cloning. Read more
impl<V, T> VZip<V> for T where
V: MultiLane<T>,
impl<V, T> VZip<V> for T where
V: MultiLane<T>,
pub fn vzip(self) -> V
impl<T> DeserializeOwned for T where
T: for<'de> Deserialize<'de>,
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T: for<'de> Deserialize<'de>,
impl<T> SendSyncUnwindSafe for T where
T: Send + Sync + UnwindSafe + ?Sized,
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T: Send + Sync + UnwindSafe + ?Sized,