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Push — master ( df25fa...080e6d )
by Simon
03:39
created

downhill_simplex.sphere_function()   A

Complexity

Conditions 1

Size

Total Lines 5
Code Lines 4

Duplication

Lines 0
Ratio 0 %

Importance

Changes 0
Metric Value
cc 1
eloc 4
nop 1
dl 0
loc 5
rs 10
c 0
b 0
f 0
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import numpy as np
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from hyperactive import Hyperactive
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from hyperactive.optimizers import DownhillSimplexOptimizer
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def sphere_function(para):
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    x = para["x"]
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    y = para["y"]
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    return -(x * x + y * y)
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search_space = {
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    "x": list(np.arange(-10, 10, 0.1)),
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    "y": list(np.arange(-10, 10, 0.1)),
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}
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opt = DownhillSimplexOptimizer(
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    alpha=1.2,
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    gamma=1.1,
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    beta=0.8,
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    sigma=1,
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)
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hyper = Hyperactive()
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hyper.add_search(sphere_function, search_space, n_iter=1500, optimizer=opt)
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hyper.run()
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