gaussian.py 文件源码

def prior_cdf(self, u):
        """Evaluate cumulative density function."""
        value = (erfinv(2.0 * u - 1.0) * np.sqrt(2.)) * self._sigma + self._mu
        value = (value - self._min_value) / (self._max_value - self._min_value)

        return np.clip(value, 0.0, 1.0)