Keras

Keras Callbacks how-can-i-interrupt-training-when-the-validation-loss-isnt-decreasing-anymore

Dimension mismatch in LSTM - Your input should be in this format (sequences, timesteps, dimensions). So based on your example, your input should be in (None, 8, 2). Your input now is (8,2).

Building Autoencoders in Keras - Also shows a webserver graph showing progress.