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tf.keras.backend.ndim

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Returns the number of axes in a tensor, as an integer.

Aliases:

  • tf.compat.v1.keras.backend.ndim
  • tf.compat.v2.keras.backend.ndim
tf.keras.backend.ndim(x)

Arguments:

  • x: Tensor or variable.

Returns:

Integer (scalar), number of axes.

Examples:

    >>> from keras import backend as K
    >>> input = K.placeholder(shape=(2, 4, 5))
    >>> val = np.array([[1, 2], [3, 4]])
    >>> kvar = K.variable(value=val)
    >>> K.ndim(input)
    3
    >>> K.ndim(kvar)
    2