rotate it for example so it's like this okay so these are all these are all sets including the crop sets of this transformation T so you transform it in some way and you want after you've transformed it you send your original image that it should be red you send your original image and the transformed image through a neural network each one by themselves okay and then after then this you say the hidden representation here should be close to each other Oh this is this is basically the self supervised training task it's it's been