scirs2_optimize::reinforcement_learning::evolutionary_strategies

Struct EvolutionaryStrategy

pub struct EvolutionaryStrategy {
    pub population_size: usize,
    pub population: Vec<Array1<f64>>,
    pub fitness: Vec<f64>,
    pub sigma: f64,
}

Expand description

Evolutionary strategy optimizer

Fields§

§population_size: usize

Population size

§population: Vec<Array1<f64>>

Current population

§fitness: Vec<f64>

Population fitness

§sigma: f64

Mutation strength

Implementations§

Source §

impl EvolutionaryStrategy

Source

pub fn new(population_size: usize, dimensions: usize, sigma: f64) -> Self

Create new evolutionary strategy

Source

pub fn evaluate<F>(&mut self, objective: &F)
where F: Fn(&ArrayView1<'_, f64>) -> f64,

Evaluate population

Source

pub fn evolve(&mut self)

Evolve population

Source

pub fn get_best(&self) -> (Array1<f64>, f64)

Get best individual

Trait Implementations§

Source §

impl Clone for EvolutionaryStrategy

Source §

fn clone(&self) -> EvolutionaryStrategy

Returns a duplicate of the value. Read more

1.0.0 · Source§

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source. Read more

Source §

impl Debug for EvolutionaryStrategy

Source §

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter. Read more

Auto Trait Implementations§

§

impl UnwindSafe for EvolutionaryStrategy

Blanket Implementations§

Source §

impl<T> Any for T
where T: 'static + ?Sized,

Source §

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

Source §

impl<T> Borrow<T> for T
where T: ?Sized,

Source §

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

Source §

impl<T> BorrowMut<T> for T
where T: ?Sized,

Source §

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

Source §

impl<T> CloneToUninit for T
where T: Clone,

Source §

unsafe fn clone_to_uninit(&self, dest: *mut u8)

🔬This is a nightly-only experimental API. (clone_to_uninit)

Performs copy-assignment from self to dest. Read more

Source §

impl<T> From<T> for T

Source §

fn from(t: T) -> T

Returns the argument unchanged.

Source §

impl<T, U> Into for T
where U: From<T>,

Source §

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

Source §

impl<T> IntoEither for T

Source §

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 more

Source §

fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
where F: FnOnce(&Self) -> bool,

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 more

Source §