training/deepspeech_training/util/feeding.py file, The graph augmentations are applied only on the train set (as indicated by the
But when it comes to applying sample augmentations, no such
train_phase check is present
so augmentations can be applied to dev and test sets as well.
Is there any specific reason as to why only sample augmentations can be applied to dev and test set but not graph augmentations.