the unlabeled images so for each image for each image coming in here the teacher so maybe this is again another cat the teacher will say that's a cat okay so that gives you the big data set where now you have images along with labels just the labels aren't true labels they're generated by the teacher and then in the third step you train this big data set you train on this big data set and that's what you call your student model and then the student model in this paper will see how can we make it such that the student