Pads these dimensions with respectively
padding[] zeros left and right. For 'channels_last' data_format, the
2nd, 3rd and 4th dimension will be padded. For 'channels_first' data_format,
the 3rd, 4th and 5th dimension will be padded.
Tensor or variable.
List of 3 lists, padding pattern.
A padded 5D tensor.
This function is part of a set of Keras backend functions that enable lower level access to the core operations of the backend tensor engine (e.g. TensorFlow, CNTK, Theano, etc.).
You can see a list of all available backend functions here: https://keras.rstudio.com/articles/backend.html#backend-functions.