ekernels.py 文件源码

def eKdiag(self, Xmu, Xcov):
        if not self.on_separate_dimensions:
            raise NotImplementedError("Product currently needs to be defined on separate dimensions.")  # pragma: no cover
        with tf.control_dependencies([
            tf.assert_equal(tf.rank(Xcov), 2,
                            message="Product currently only supports diagonal Xcov.", name="assert_Xcov_diag"),
        ]):
            return reduce(tf.multiply, [k.eKdiag(Xmu, Xcov) for k in self.kern_list])