Learning rate scheduler.
callback_learning_rate_scheduler(schedule)
a function that takes an epoch index as input (integer, indexed from 0) and current learning rate and returns a new learning rate as output (float).
Other callbacks:
callback_csv_logger()
,
callback_early_stopping()
,
callback_lambda()
,
callback_model_checkpoint()
,
callback_progbar_logger()
,
callback_reduce_lr_on_plateau()
,
callback_remote_monitor()
,
callback_tensorboard()
,
callback_terminate_on_naan()