bbobbenchmarks.py 文件源码

def defaultboundaryhandling(x, fac):
    """Returns a float penalty for being outside of boundaries [-5, 5]"""
    xoutside = np.maximum(0., np.abs(x) - 5) * sign(x)
    fpen = fac * np.sum(xoutside**2, -1) # penalty
    return fpen