opytimizer.optimizers.swarm.fa

Firefly Algorithm.

class opytimizer.optimizers.swarm.fa.FA(params: Optional[Dict[str, Any]] = None)

A FA class, inherited from Optimizer.

This is the designed class to define FA-related variables and methods.

References

X.-S. Yang. Firefly algorithms for multimodal optimization. International symposium on stochastic algorithms (2009).

__init__(params: Optional[Dict[str, Any]] = None) → None

Initialization method.

Parameters:params – Contains key-value parameters to the meta-heuristics.
alpha

Randomization parameter.

beta

Attractiveness parameter.

gamma

Light absorption coefficient.

update(space: opytimizer.core.space.Space, n_iterations: int) → None

Wraps Firefly Algorithm over all agents and variables (eq. 3-9).

Parameters:
  • space – Space containing agents and update-related information.
  • n_iterations – Maximum number of iterations.