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def warn(*args, **kwargs): |
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pass |
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import warnings |
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warnings.warn = warn |
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import os |
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import numpy as np |
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from gradient_free_optimizers import ( |
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HillClimbingOptimizer, |
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StochasticHillClimbingOptimizer, |
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RepulsingHillClimbingOptimizer, |
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SimulatedAnnealingOptimizer, |
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DownhillSimplexOptimizer, |
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RandomSearchOptimizer, |
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GridSearchOptimizer, |
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RandomRestartHillClimbingOptimizer, |
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PowellsMethod, |
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PatternSearch, |
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LipschitzOptimizer, |
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DirectAlgorithm, |
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RandomAnnealingOptimizer, |
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ParallelTemperingOptimizer, |
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ParticleSwarmOptimizer, |
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SpiralOptimization, |
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EvolutionStrategyOptimizer, |
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BayesianOptimizer, |
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TreeStructuredParzenEstimators, |
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ForestOptimizer, |
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) |
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from surfaces.test_functions import SphereFunction, AckleyFunction |
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from search_path_gif import search_path_gif |
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here = os.path.dirname(os.path.abspath(__file__)) |
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search_space = { |
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"x0": np.arange(-2, 8, 0.1), |
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"x1": np.arange(-2, 8, 0.1), |
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} |
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initialize_1 = { |
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"warm_start": [{"x0": 7, "x1": 7}], |
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} |
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initialize_pop = {"vertices": 4} |
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random_state = 23 |
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sphere_function = SphereFunction(n_dim=2) |
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ackley_function = AckleyFunction() |
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objective_function_l = [sphere_function, ackley_function] |
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optimizer_l = [ |
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HillClimbingOptimizer, |
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StochasticHillClimbingOptimizer, |
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RepulsingHillClimbingOptimizer, |
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SimulatedAnnealingOptimizer, |
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DownhillSimplexOptimizer, |
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RandomSearchOptimizer, |
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GridSearchOptimizer, |
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RandomRestartHillClimbingOptimizer, |
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PowellsMethod, |
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PatternSearch, |
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LipschitzOptimizer, |
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DirectAlgorithm, |
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RandomAnnealingOptimizer, |
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ParallelTemperingOptimizer, |
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ParticleSwarmOptimizer, |
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SpiralOptimization, |
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EvolutionStrategyOptimizer, |
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BayesianOptimizer, |
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TreeStructuredParzenEstimators, |
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ForestOptimizer, |
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] |
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""" |
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""" |
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for objective_function in objective_function_l: |
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for optimizer in optimizer_l: |
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if optimizer.computationally_expensive: |
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n_iter = 50 |
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else: |
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n_iter = 150 |
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if optimizer.optimizer_type == "population": |
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initialize = initialize_pop |
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else: |
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initialize = initialize_1 |
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para_dict = { |
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"path": os.path.join(here, "gifs"), |
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"optimizer": optimizer, |
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"opt_para": {}, |
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"name": optimizer._name_ + "_" + objective_function._name_ + "_" + ".gif", |
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"n_iter": n_iter, |
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"objective_function": objective_function, |
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"search_space": search_space, |
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"initialize": initialize, |
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"random_state": random_state, |
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} |
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search_path_gif(**para_dict) |
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SimonBlanke /
Gradient-Free-Optimizers
