wishart.py 文件源码

def _mode(self):
    s = self.df - self.dimension - 1.
    s = math_ops.select(
        math_ops.less(s, 0.),
        constant_op.constant(float("NaN"), dtype=self.dtype, name="nan"),
        s)
    if self.cholesky_input_output_matrices:
      return math_ops.sqrt(s) * self.scale_operator_pd.sqrt_to_dense()
    return s * self.scale_operator_pd.to_dense()