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tf.keras.backend.foldr

tf.keras.backend.foldr(
    fn,
    elems,
    initializer=None,
    name=None
)

Defined in tensorflow/python/keras/_impl/keras/backend.py.

Reduce elems using fn to combine them from right to left.

Arguments:

  • fn: Callable that will be called upon each element in elems and an accumulator, for instance lambda acc, x: acc + x
  • elems: tensor
  • initializer: The first value used (elems[-1] in case of None)
  • name: A string name for the foldr node in the graph

Returns:

Same type and shape as initializer

© 2018 The TensorFlow Authors. All rights reserved.
Licensed under the Creative Commons Attribution License 3.0.
Code samples licensed under the Apache 2.0 License.
https://www.tensorflow.org/api_docs/python/tf/keras/backend/foldr