In this recipe, we summarize what has been discussed with RNNs by providing various examples of RNN mapping. For the sake of simplicity, we will adopt Keras and will show how to write one-to-one, one-to-many, many-to-one, and many-to-many mappings as represented in the following figure:
An example of RNN sequences as seen in http://karpathy.github.io/2015/05/21/rnn-effectiveness/