[][src]Trait argmin::prelude::ArgminIter

pub trait ArgminIter {
    type Param;
    type Output;
    type Hessian;
    fn next_iter(&mut self) -> Result<ArgminIterData<Self::Param>, Error>;

    fn init(&mut self) -> Result<(), Error> { ... }
}

Main part of every solver: next_iter computes one iteration of the algorithm and init is executed before these iterations. The init method comes with a default implementation which corresponds to doing nothing.

Associated Types

type Param

Parameter vectors

type Output

Output of the operator

type Hessian

Hessian

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Required methods

fn next_iter(&mut self) -> Result<ArgminIterData<Self::Param>, Error>

Computes one iteration of the algorithm.

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Provided methods

fn init(&mut self) -> Result<(), Error>

Initializes the algorithm

This is executed before any iterations are performed. It can be used to perform precomputations. The default implementation corresponds to doing nothing.

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Implementors

impl<'a, O> ArgminIter for NonlinearConjugateGradient<'a, O> where
    O: 'a + ArgminOp<Output = f64>,
    <O as ArgminOp>::Param: ArgminSub<<O as ArgminOp>::Param, <O as ArgminOp>::Param> + ArgminDot<<O as ArgminOp>::Param, f64> + ArgminScaledAdd<<O as ArgminOp>::Param, f64, <O as ArgminOp>::Param> + ArgminAdd<<O as ArgminOp>::Param, <O as ArgminOp>::Param> + ArgminMul<f64, <O as ArgminOp>::Param> + ArgminDot<<O as ArgminOp>::Param, f64> + ArgminNorm<f64>, 
[src]

type Param = <O as ArgminOp>::Param

type Output = <O as ArgminOp>::Output

type Hessian = <O as ArgminOp>::Hessian

fn next_iter(&mut self) -> Result<ArgminIterData<Self::Param>, Error>[src]

Perform one iteration of SA algorithm

impl<'a, O> ArgminIter for SteepestDescent<'a, O> where
    O: 'a + ArgminOp<Output = f64>,
    <O as ArgminOp>::Param: ArgminSub<<O as ArgminOp>::Param, <O as ArgminOp>::Param> + ArgminDot<<O as ArgminOp>::Param, f64> + ArgminScaledAdd<<O as ArgminOp>::Param, f64, <O as ArgminOp>::Param> + ArgminMul<f64, <O as ArgminOp>::Param> + ArgminSub<<O as ArgminOp>::Param, <O as ArgminOp>::Param> + ArgminNorm<f64>, 
[src]

type Param = <O as ArgminOp>::Param

type Output = f64

type Hessian = <O as ArgminOp>::Hessian

fn next_iter(&mut self) -> Result<ArgminIterData<Self::Param>, Error>[src]

Perform one iteration of SA algorithm

fn init(&mut self) -> Result<(), Error>[src]

impl<'a, O> ArgminIter for NewtonCG<'a, O> where
    O: 'a + ArgminOp<Output = f64>,
    <O as ArgminOp>::Param: ArgminSub<<O as ArgminOp>::Param, <O as ArgminOp>::Param> + ArgminAdd<<O as ArgminOp>::Param, <O as ArgminOp>::Param> + ArgminDot<<O as ArgminOp>::Param, f64> + ArgminScaledAdd<<O as ArgminOp>::Param, f64, <O as ArgminOp>::Param> + ArgminMul<f64, <O as ArgminOp>::Param> + ArgminZero + ArgminNorm<f64>,
    <O as ArgminOp>::Hessian: ArgminInv<<O as ArgminOp>::Hessian> + ArgminDot<<O as ArgminOp>::Param, <O as ArgminOp>::Param>, 
[src]

type Param = <O as ArgminOp>::Param

type Output = <O as ArgminOp>::Output

type Hessian = <O as ArgminOp>::Hessian

fn init(&mut self) -> Result<(), Error>[src]

impl<'a, O> ArgminIter for BFGS<'a, O> where
    O: 'a + ArgminOp<Output = f64>,
    <O as ArgminOp>::Param: ArgminSub<<O as ArgminOp>::Param, <O as ArgminOp>::Param> + ArgminDot<<O as ArgminOp>::Param, f64> + ArgminDot<<O as ArgminOp>::Param, <O as ArgminOp>::Hessian> + ArgminScaledAdd<<O as ArgminOp>::Param, f64, <O as ArgminOp>::Param> + ArgminNorm<f64> + ArgminMul<f64, <O as ArgminOp>::Param>,
    <O as ArgminOp>::Hessian: ArgminSub<<O as ArgminOp>::Hessian, <O as ArgminOp>::Hessian> + ArgminDot<<O as ArgminOp>::Param, <O as ArgminOp>::Param> + ArgminDot<<O as ArgminOp>::Hessian, <O as ArgminOp>::Hessian> + ArgminAdd<<O as ArgminOp>::Hessian, <O as ArgminOp>::Hessian> + ArgminMul<f64, <O as ArgminOp>::Hessian> + ArgminTranspose + ArgminEye
[src]

type Param = <O as ArgminOp>::Param

type Output = <O as ArgminOp>::Output

type Hessian = <O as ArgminOp>::Hessian

impl<'a, O> ArgminIter for TrustRegion<'a, O> where
    O: 'a + ArgminOp<Output = f64>,
    <O as ArgminOp>::Param: ArgminMul<f64, <O as ArgminOp>::Param> + ArgminWeightedDot<<O as ArgminOp>::Param, f64, <O as ArgminOp>::Hessian> + ArgminNorm<f64> + ArgminDot<<O as ArgminOp>::Param, f64> + ArgminAdd<<O as ArgminOp>::Param, <O as ArgminOp>::Param> + ArgminSub<<O as ArgminOp>::Param, <O as ArgminOp>::Param> + ArgminZero + ArgminMul<f64, <O as ArgminOp>::Param>,
    <O as ArgminOp>::Hessian: ArgminDot<<O as ArgminOp>::Param, <O as ArgminOp>::Param>, 
[src]

type Param = <O as ArgminOp>::Param

type Output = f64

type Hessian = <O as ArgminOp>::Hessian

impl<O> ArgminIter for ConjugateGradient<O> where
    O: ArgminOp<Output = <O as ArgminOp>::Param>,
    <O as ArgminOp>::Param: ArgminSub<<O as ArgminOp>::Param, <O as ArgminOp>::Param> + ArgminDot<<O as ArgminOp>::Param, f64> + ArgminScaledAdd<<O as ArgminOp>::Param, f64, <O as ArgminOp>::Param> + ArgminAdd<<O as ArgminOp>::Param, <O as ArgminOp>::Param> + ArgminMul<f64, <O as ArgminOp>::Param> + ArgminDot<<O as ArgminOp>::Param, f64>, 
[src]

type Param = <O as ArgminOp>::Param

type Output = <O as ArgminOp>::Output

type Hessian = <O as ArgminOp>::Hessian

fn next_iter(&mut self) -> Result<ArgminIterData<Self::Param>, Error>[src]

Perform one iteration of SA algorithm

impl<O> ArgminIter for Landweber<O> where
    <O as ArgminOp>::Param: ArgminScaledSub<<O as ArgminOp>::Param, f64, <O as ArgminOp>::Param>,
    O: ArgminOp
[src]

type Param = <O as ArgminOp>::Param

type Output = <O as ArgminOp>::Output

type Hessian = <O as ArgminOp>::Hessian

fn init(&mut self) -> Result<(), Error>[src]

impl<O> ArgminIter for BacktrackingLineSearch<O> where
    O: ArgminOp<Output = f64>,
    <O as ArgminOp>::Param: ArgminSub<<O as ArgminOp>::Param, <O as ArgminOp>::Param> + ArgminDot<<O as ArgminOp>::Param, f64> + ArgminScaledAdd<<O as ArgminOp>::Param, f64, <O as ArgminOp>::Param>, 
[src]

type Param = <O as ArgminOp>::Param

type Output = f64

type Hessian = <O as ArgminOp>::Hessian

fn init(&mut self) -> Result<(), Error>[src]

impl<O> ArgminIter for HagerZhangLineSearch<O> where
    O: ArgminOp<Output = f64>,
    <O as ArgminOp>::Param: ArgminSub<<O as ArgminOp>::Param, <O as ArgminOp>::Param> + ArgminDot<<O as ArgminOp>::Param, f64> + ArgminScaledAdd<<O as ArgminOp>::Param, f64, <O as ArgminOp>::Param>, 
[src]

type Param = <O as ArgminOp>::Param

type Output = f64

type Hessian = <O as ArgminOp>::Hessian

impl<O> ArgminIter for MoreThuenteLineSearch<O> where
    O: ArgminOp<Output = f64>,
    <O as ArgminOp>::Param: ArgminSub<<O as ArgminOp>::Param, <O as ArgminOp>::Param> + ArgminDot<<O as ArgminOp>::Param, f64> + ArgminScaledAdd<<O as ArgminOp>::Param, f64, <O as ArgminOp>::Param>, 
[src]

type Param = <O as ArgminOp>::Param

type Output = f64

type Hessian = <O as ArgminOp>::Hessian

impl<O> ArgminIter for Newton<O> where
    O: ArgminOp,
    <O as ArgminOp>::Param: ArgminScaledSub<<O as ArgminOp>::Param, f64, <O as ArgminOp>::Param>,
    <O as ArgminOp>::Hessian: ArgminInv<<O as ArgminOp>::Hessian> + ArgminDot<<O as ArgminOp>::Param, <O as ArgminOp>::Param>, 
[src]

type Param = <O as ArgminOp>::Param

type Output = <O as ArgminOp>::Output

type Hessian = <O as ArgminOp>::Hessian

fn init(&mut self) -> Result<(), Error>[src]

impl<O> ArgminIter for SimulatedAnnealing<O> where
    O: ArgminOp<Output = f64>, 
[src]

type Param = <O as ArgminOp>::Param

type Output = <O as ArgminOp>::Output

type Hessian = <O as ArgminOp>::Hessian

fn next_iter(&mut self) -> Result<ArgminIterData<Self::Param>, Error>[src]

Perform one iteration of SA algorithm

fn init(&mut self) -> Result<(), Error>[src]

impl<O> ArgminIter for CauchyPoint<O> where
    O: ArgminOp<Output = f64>,
    <O as ArgminOp>::Param: ArgminMul<f64, <O as ArgminOp>::Param> + ArgminWeightedDot<<O as ArgminOp>::Param, f64, <O as ArgminOp>::Hessian> + ArgminNorm<f64>, 
[src]

type Param = <O as ArgminOp>::Param

type Output = <O as ArgminOp>::Output

type Hessian = <O as ArgminOp>::Hessian

impl<O> ArgminIter for Dogleg<O> where
    O: ArgminOp<Output = f64>,
    <O as ArgminOp>::Param: ArgminMul<f64, <O as ArgminOp>::Param> + ArgminWeightedDot<<O as ArgminOp>::Param, f64, <O as ArgminOp>::Hessian> + ArgminNorm<f64> + ArgminDot<<O as ArgminOp>::Param, f64> + ArgminAdd<<O as ArgminOp>::Param, <O as ArgminOp>::Param> + ArgminSub<<O as ArgminOp>::Param, <O as ArgminOp>::Param>,
    <O as ArgminOp>::Hessian: ArgminInv<<O as ArgminOp>::Hessian> + ArgminDot<<O as ArgminOp>::Param, <O as ArgminOp>::Param>, 
[src]

type Param = <O as ArgminOp>::Param

type Output = <O as ArgminOp>::Output

type Hessian = <O as ArgminOp>::Hessian

impl<O> ArgminIter for Steihaug<O> where
    O: ArgminOp<Output = f64>,
    <O as ArgminOp>::Param: ArgminMul<f64, <O as ArgminOp>::Param> + ArgminWeightedDot<<O as ArgminOp>::Param, f64, <O as ArgminOp>::Hessian> + ArgminNorm<f64> + ArgminDot<<O as ArgminOp>::Param, f64> + ArgminAdd<<O as ArgminOp>::Param, <O as ArgminOp>::Param> + ArgminSub<<O as ArgminOp>::Param, <O as ArgminOp>::Param> + ArgminZero + ArgminMul<f64, <O as ArgminOp>::Param>,
    <O as ArgminOp>::Hessian: ArgminDot<<O as ArgminOp>::Param, <O as ArgminOp>::Param>, 
[src]

type Param = <O as ArgminOp>::Param

type Output = <O as ArgminOp>::Output

type Hessian = <O as ArgminOp>::Hessian

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