tf.keras.backend.is_sparse

TensorFlow 1 version View source on GitHub

Returns whether a tensor is a sparse tensor.

tf.keras.backend.is_sparse(tensor)

Arguments:

  • tensor: A tensor instance.

Returns:

A boolean.

Example:


>>> a = tf.keras.backend.placeholder((2, 2), sparse=False)
>>> print(tf.keras.backend.is_sparse(a))
False
>>> b = tf.keras.backend.placeholder((2, 2), sparse=True)
>>> print(tf.keras.backend.is_sparse(b))
True