tf.squared_difference均方誤差

squared_difference(x, y, name=None)

    Returns (x - y)(x - y) element-wise.

    *NOTE*: `SquaredDifference` supports broadcasting. More about broadcasting

    [here](http://docs.scipy.org/doc/numpy/user/basics.broadcasting.html)

    Args:

      x: A `Tensor`. Must be one of the following types: `half`, `bfloat16`, `float32`, `float64`, `int32`, `int64`, `complex64`, `complex128`.

      y: A `Tensor`. Must have the same type as `x`.

      name: A name for the operation (optional).

    Returns:

      A `Tensor`. Has the same type as `x`.