RBM.py 文件源码

def gibbs_sample_h(self, x):
        """
        Sample a new h from p(h|x) using current parameters.
        :param x: shape (dim_input, 1)
        :return: shape (dim_hidden, 1)
        """
        h_mean = expit(self.bias_hidden + self.W.dot(x))
        return self.bernoulli(h_mean)