pub struct HoistMutation {
pub function_probability: f64,
}Expand description
Hoist mutation for tree genomes (genetic programming)
Selects a random subtree and replaces the entire tree with it. This is useful for bloat control.
Fields§
§function_probability: f64Probability of selecting a function node
Implementations§
Source§impl HoistMutation
impl HoistMutation
Sourcepub fn with_function_probability(self, probability: f64) -> Self
pub fn with_function_probability(self, probability: f64) -> Self
Set the function selection probability
Trait Implementations§
Source§impl Clone for HoistMutation
impl Clone for HoistMutation
Source§fn clone(&self) -> HoistMutation
fn clone(&self) -> HoistMutation
Returns a duplicate of the value. Read more
1.0.0 · Source§fn clone_from(&mut self, source: &Self)
fn clone_from(&mut self, source: &Self)
Performs copy-assignment from
source. Read moreSource§impl Debug for HoistMutation
impl Debug for HoistMutation
Source§impl Default for HoistMutation
impl Default for HoistMutation
Source§fn default() -> HoistMutation
fn default() -> HoistMutation
Returns the “default value” for a type. Read more
Source§impl<T: Terminal, F: Function> MutationOperator<TreeGenome<T, F>> for HoistMutation
impl<T: Terminal, F: Function> MutationOperator<TreeGenome<T, F>> for HoistMutation
Source§fn mutate<R: Rng>(&self, genome: &mut TreeGenome<T, F>, rng: &mut R)
fn mutate<R: Rng>(&self, genome: &mut TreeGenome<T, F>, rng: &mut R)
Apply mutation to a genome in place
Source§fn mutation_probability(&self) -> f64
fn mutation_probability(&self) -> f64
Get the mutation probability per gene
Auto Trait Implementations§
impl Freeze for HoistMutation
impl RefUnwindSafe for HoistMutation
impl Send for HoistMutation
impl Sync for HoistMutation
impl Unpin for HoistMutation
impl UnsafeUnpin for HoistMutation
impl UnwindSafe for HoistMutation
Blanket Implementations§
Source§impl<T> BorrowMut<T> for Twhere
T: ?Sized,
impl<T> BorrowMut<T> for Twhere
T: ?Sized,
Source§fn borrow_mut(&mut self) -> &mut T
fn borrow_mut(&mut self) -> &mut T
Mutably borrows from an owned value. Read more
Source§impl<T> CloneToUninit for Twhere
T: Clone,
impl<T> CloneToUninit for Twhere
T: Clone,
Source§impl<T> IntoEither for T
impl<T> IntoEither for T
Source§fn into_either(self, into_left: bool) -> Either<Self, Self>
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 moreSource§fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
fn into_either_with<F>(self, into_left: F) -> Either<Self, Self>
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§impl<T> Pointable for T
impl<T> Pointable for T
§impl<SS, SP> SupersetOf<SS> for SPwhere
SS: SubsetOf<SP>,
impl<SS, SP> SupersetOf<SS> for SPwhere
SS: SubsetOf<SP>,
§fn to_subset(&self) -> Option<SS>
fn to_subset(&self) -> Option<SS>
The inverse inclusion map: attempts to construct
self from the equivalent element of its
superset. Read more§fn is_in_subset(&self) -> bool
fn is_in_subset(&self) -> bool
Checks if
self is actually part of its subset T (and can be converted to it).§fn to_subset_unchecked(&self) -> SS
fn to_subset_unchecked(&self) -> SS
Use with care! Same as
self.to_subset but without any property checks. Always succeeds.§fn from_subset(element: &SS) -> SP
fn from_subset(element: &SS) -> SP
The inclusion map: converts
self to the equivalent element of its superset.