saealib.Mutation

class saealib.Mutation[source]

Bases: ABC

Base class for mutation operators.

Methods

__init__

mutate

Execute mutation.

Method Details

Mutation.__init__()
abstract Mutation.mutate(p, mutate_range, rng=Generator(PCG64) at 0x7F7A3D17B3E0)[source]

Execute mutation.

Parameters:

  • p (np.ndarray) – Parent individual. shape = (dim,)

  • mutate_range (tuple) – Tuple of (lower_bound, upper_bound) for mutation.

  • rng (np.random.Generator, optional) – Random number generator, by default np.random.default_rng()

Returns:

Mutated individual. shape = (dim,)

Return type:

np.ndarray