skopt.benchmarks
.hart6¶
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hart6(x, alpha=array([1. , 1.2, 3. , 3.2]), P=array([[0.1312, 0.1696, 0.5569, 0.0124, 0.8283, 0.5886],
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[0.2329, 0.4135, 0.8307, 0.3736, 0.1004, 0.9991],
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[0.2348, 0.1451, 0.3522, 0.2883, 0.3047, 0.665 ],
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[0.4047, 0.8828, 0.8732, 0.5743, 0.1091, 0.0381]]), A=array([[10. , 3. , 17. , 3.5 , 1.7 , 8. ],
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[ 0.05, 10. , 17. , 0.1 , 8. , 14. ],
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[ 3. , 3.5 , 1.7 , 10. , 17. , 8. ],
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[17. , 8. , 0.05, 10. , 0.1 , 14. ]]))
The six dimensional Hartmann function is defined on the unit hypercube.
It has six local minima and one global minimum f(x*) = -3.32237 at x* = (0.20169, 0.15001, 0.476874, 0.275332, 0.311652, 0.6573).
More details: <http://www.sfu.ca/~ssurjano/hart6.html>