opytimizer.optimizers.science.two¶
Tug Of War Optimization.
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class
opytimizer.optimizers.science.two.
TWO
(params: Optional[Dict[str, Any]] = None)¶ A TWO class, inherited from Optimizer.
This is the designed class to define TWO-related variables and methods.
References
A. Kaveh. Tug of War Optimization. Advances in Metaheuristic Algorithms for Optimal Design of Structures (2016).
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__init__
(params: Optional[Dict[str, Any]] = None) → None¶ Initialization method.
Parameters: params – Contains key-value parameters to the meta-heuristics.
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mu_s
¶ Static friction coefficient.
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mu_k
¶ Kinematic friction coefficient.
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delta_t
¶ Time displacement.
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alpha
¶ Speed constant.
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beta
¶ Scaling factor.
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_constraint_handle
(agents: List[opytimizer.core.agent.Agent], best_agent: opytimizer.core.agent.Agent, function: opytimizer.core.function.Function, iteration: int) → None¶ Performs the constraint handling procedure (eq. 11).
Parameters: - agents (list) – List of agents.
- best_agent (Agent) – Global best agent.
- function – A Function object that will be used as the objective function.
- iteration – Current iteration.
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update
(space: opytimizer.core.space.Space, function: opytimizer.core.function.Function, iteration: int, n_iterations: int) → None¶ Wraps Tug of War Optimization over all agents and variables.
Parameters: - space – Space containing agents and update-related information.
- function – A Function object that will be used as the objective function.
- iteration – Current iteration.
- n_iterations – Maximum number of iterations.
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