deephyper.skopt.benchmarks.bench2

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deephyper.skopt.benchmarks.bench2#

deephyper.skopt.benchmarks.bench2(x)[source]#

A benchmark function for test purposes.

f(x) = x ** 2 if x < 0

(x-5) ** 2 - 5 otherwise.

It has a global minima with f(x*) = -5 at x* = 5.