hpo.py 文件源码

def __init__(self, x, min_limit=-np.inf, max_limit=np.inf, weights=1.0):
        self.points = x
        self.N = x.size
        self.min_limit = min_limit
        self.max_limit = max_limit
        self.sigma = get_sigma(x, min_limit=min_limit, max_limit=max_limit)
        self.weights = (2
                        / (erf((max_limit - x) / (np.sqrt(2.) * self.sigma))
                           - erf((min_limit - x) / (np.sqrt(2.) * self.sigma)))
                        * weights)
        self.W_sum = np.sum(self.weights)