Struct argmin::solver::linesearch::hagerzhang::HagerZhangLineSearch [−][src]
pub struct HagerZhangLineSearch<P, F> { /* fields omitted */ }
Expand description
The Hager-Zhang line search is a method to find a step length which obeys the strong Wolfe conditions.
References
[0] William W. Hager and Hongchao Zhang. “A new conjugate gradient method with guaranteed descent and an efficient line search.” SIAM J. Optim. 16(1), 2006, 170-192. DOI: https://doi.org/10.1137/030601880
Implementations
impl<P, F> HagerZhangLineSearch<P, F> where
P: Clone + Default + Serialize + DeserializeOwned + ArgminScaledAdd<P, F, P> + ArgminDot<P, F>,
F: ArgminFloat,
impl<P, F> HagerZhangLineSearch<P, F> where
P: Clone + Default + Serialize + DeserializeOwned + ArgminScaledAdd<P, F, P> + ArgminDot<P, F>,
F: ArgminFloat,
Trait Implementations
impl<P, F> ArgminLineSearch<P, F> for HagerZhangLineSearch<P, F> where
P: Clone + Default + Serialize + ArgminSub<P, P> + ArgminDot<P, f64> + ArgminScaledAdd<P, f64, P>,
F: ArgminFloat,
impl<P, F> ArgminLineSearch<P, F> for HagerZhangLineSearch<P, F> where
P: Clone + Default + Serialize + ArgminSub<P, P> + ArgminDot<P, f64> + ArgminScaledAdd<P, f64, P>,
F: ArgminFloat,
Set search direction
Set initial alpha value
impl<'de, P, F> Deserialize<'de> for HagerZhangLineSearch<P, F> where
P: Deserialize<'de>,
F: Deserialize<'de>,
impl<'de, P, F> Deserialize<'de> for HagerZhangLineSearch<P, F> where
P: Deserialize<'de>,
F: Deserialize<'de>,
fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
__D: Deserializer<'de>,
fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error> where
__D: Deserializer<'de>,
Deserialize this value from the given Serde deserializer. Read more
impl<P, O, F> Solver<O> for HagerZhangLineSearch<P, F> where
O: ArgminOp<Param = P, Output = F, Float = F>,
P: Clone + Default + Serialize + DeserializeOwned + ArgminSub<P, P> + ArgminDot<P, F> + ArgminScaledAdd<P, F, P>,
F: ArgminFloat,
impl<P, O, F> Solver<O> for HagerZhangLineSearch<P, F> where
O: ArgminOp<Param = P, Output = F, Float = F>,
P: Clone + Default + Serialize + DeserializeOwned + ArgminSub<P, P> + ArgminDot<P, F> + ArgminScaledAdd<P, F, P>,
F: ArgminFloat,
Auto Trait Implementations
impl<P, F> RefUnwindSafe for HagerZhangLineSearch<P, F> where
F: RefUnwindSafe,
P: RefUnwindSafe,
impl<P, F> Send for HagerZhangLineSearch<P, F> where
F: Send,
P: Send,
impl<P, F> Sync for HagerZhangLineSearch<P, F> where
F: Sync,
P: Sync,
impl<P, F> Unpin for HagerZhangLineSearch<P, F> where
F: Unpin,
P: Unpin,
impl<P, F> UnwindSafe for HagerZhangLineSearch<P, F> where
F: UnwindSafe,
P: UnwindSafe,
Blanket Implementations
Mutably borrows from an owned value. Read more
pub fn vzip(self) -> V