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IslandModel

fugue_evo::algorithms::island

Struct IslandModel 

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pub struct IslandModel<G, Fit, Sel, Cross, Mut, F = f64>
where
    G: EvolutionaryGenome,
    F: FitnessValue,
{
    pub config: IslandModelConfig,
    pub islands: Vec<Island<G, F>>,
    pub fitness: Arc<Fit>,
    pub selection: Sel,
    pub crossover: Cross,
    pub mutation: Mut,
    pub global_best: Option<Individual<G, F>>,
    pub generation: usize,
    pub total_evaluations: usize,
}
Expand description

Island Model Evolutionary Algorithm

Fields§

§config: IslandModelConfig

Configuration

§islands: Vec<Island<G, F>>

Islands

§fitness: Arc<Fit>

Fitness function (shared)

§selection: Sel

Selection operator

§crossover: Cross

Crossover operator

§mutation: Mut

Mutation operator

§global_best: Option<Individual<G, F>>

Global best individual

§generation: usize

Total generations (global)

§total_evaluations: usize

Total evaluations across all islands

Implementations§

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impl<G, Fit, Sel, Cross, Mut, F> IslandModel<G, Fit, Sel, Cross, Mut, F>
where G: EvolutionaryGenome, F: FitnessValue, Fit: Fitness<Genome = G, Value = F> + Send + Sync, Sel: SelectionOperator<G> + Clone + Send + Sync, Cross: CrossoverOperator<G> + Clone + Send + Sync, Mut: MutationOperator<G> + Clone + Send + Sync,

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pub fn new<R: Rng>( config: IslandModelConfig, fitness: Fit, selection: Sel, crossover: Cross, mutation: Mut, rng: &mut R, ) -> Self

Create a new island model

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pub fn run<R: Rng>( &mut self, max_generations: usize, rng: &mut R, ) -> EvoResult<&Individual<G, F>>

Run evolution for a specified number of generations

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pub fn step<R: Rng>(&mut self, rng: &mut R) -> EvoResult<()>

Perform one generation step on all islands

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pub fn combined_population(&self) -> Population<G, F>

Get a combined population from all islands

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pub fn island_statistics(&self) -> Vec<IslandStats<F>>

Get statistics about each island

Auto Trait Implementations§

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impl<G, Fit, Sel, Cross, Mut, F> Freeze for IslandModel<G, Fit, Sel, Cross, Mut, F>
where Sel: Freeze, Cross: Freeze, Mut: Freeze, G: Freeze, F: Freeze,

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impl<G, Fit, Sel, Cross, Mut, F> RefUnwindSafe for IslandModel<G, Fit, Sel, Cross, Mut, F>
where Sel: RefUnwindSafe, Cross: RefUnwindSafe, Mut: RefUnwindSafe, G: RefUnwindSafe, Fit: RefUnwindSafe, F: RefUnwindSafe,

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impl<G, Fit, Sel, Cross, Mut, F> Send for IslandModel<G, Fit, Sel, Cross, Mut, F>
where Sel: Send, Cross: Send, Mut: Send, Fit: Sync + Send,

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impl<G, Fit, Sel, Cross, Mut, F> Sync for IslandModel<G, Fit, Sel, Cross, Mut, F>
where Sel: Sync, Cross: Sync, Mut: Sync, Fit: Sync + Send,

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impl<G, Fit, Sel, Cross, Mut, F> Unpin for IslandModel<G, Fit, Sel, Cross, Mut, F>
where Sel: Unpin, Cross: Unpin, Mut: Unpin, G: Unpin, F: Unpin,

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impl<G, Fit, Sel, Cross, Mut, F> UnsafeUnpin for IslandModel<G, Fit, Sel, Cross, Mut, F>
where Sel: UnsafeUnpin, Cross: UnsafeUnpin, Mut: UnsafeUnpin, G: UnsafeUnpin, F: UnsafeUnpin,

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impl<G, Fit, Sel, Cross, Mut, F> UnwindSafe for IslandModel<G, Fit, Sel, Cross, Mut, F>
where Sel: UnwindSafe, Cross: UnwindSafe, Mut: UnwindSafe, Fit: RefUnwindSafe, G: UnwindSafe, F: UnwindSafe,

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