Enum vrp_cli::extensions::solve::config::PopulationType

source · [−]

pub enum PopulationType {
    Greedy {
        selection_size: Option<usize>,
    },
    Elitism {
        max_size: Option<usize>,
        selection_size: Option<usize>,
    },
    Rosomaxa {
        selection_size: Option<usize>,
        max_elite_size: Option<usize>,
        max_node_size: Option<usize>,
        spread_factor: Option<f64>,
        distribution_factor: Option<f64>,
        objective_reshuffling: Option<f64>,
        learning_rate: Option<f64>,
        rebalance_memory: Option<usize>,
        exploration_ratio: Option<f64>,
    },
}

Variants

`Greedy`

Fields

selection_size: Option<usize>

Selection size. Default is number of cpus.

A greedy population keeps track only of one best-known individual.

`Elitism`

Fields

max_size: Option<usize>

Max population size. Default is 4.

selection_size: Option<usize>

Selection size. Default is number of cpus.

A basic population which sorts individuals based on their dominance order.

`Rosomaxa`

Fields

selection_size: Option<usize>

Selection size. Default is number of cpus.

max_elite_size: Option<usize>

Elite population size. Default is 2.

max_node_size: Option<usize>

Node population size. Default is 4.

spread_factor: Option<f64>

Spread factor. Default is 0.75.

distribution_factor: Option<f64>

Distribution factor. Default is 0.75.

objective_reshuffling: Option<f64>

Objective reshuffling. Default is 0.01.

learning_rate: Option<f64>

Learning rate. Default is 0.1.

rebalance_memory: Option<usize>

A rebalance memory. Default is 100.

exploration_ratio: Option<f64>

An exploration phase ratio. Default is 0.9.

A population algorithm based on SOM.

Trait Implementations

impl Clone for PopulationType

fn clone(&self) -> PopulationType

Returns a copy of the value. Read more

1.0.0 · source

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

Performs copy-assignment from source. Read more

impl Debug for PopulationType

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

Formats the value using the given formatter. Read more

impl<'de> Deserialize<'de> for PopulationType

fn deserialize<D>(deserializer: D) -> Result<Self, D::Error> where
__D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer. Read more

Auto Trait Implementations

impl RefUnwindSafe for PopulationType

impl Send for PopulationType

impl Sync for PopulationType

impl Unpin for PopulationType

impl UnwindSafe for PopulationType

Blanket Implementations

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

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

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

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

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

const: unstable · source

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

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

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

const: unstable · 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.

impl<T> Pointable for T

const ALIGN: usize = mem::align_of::<T>()

The alignment of pointer.

type Init = T

The type for initializers.

unsafe fn init(init: <T as Pointable>::Init) -> usize

Initializes a with the given initializer. Read more

unsafe fn deref<'a>(ptr: usize) -> &'a T

Dereferences the given pointer. Read more

unsafe fn deref_mut<'a>(ptr: usize) -> &'a mut T

Mutably dereferences the given pointer. Read more

unsafe fn drop(ptr: usize)

Drops the object pointed to by the given pointer. Read more

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

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

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

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for T where
U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

const: unstable · source

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.

impl<V, T> VZip<V> for T where
V: MultiLane<T>,

fn vzip(self) -> V

impl<T> DeserializeOwned for T where
T: for<'de> Deserialize<'de>,