task given the reference center patch and this way you can take any you know different regions so the same image or like lots of different images you just have to take an approximately 3x3 grid of non-overlapping patches and give it to your neural network select two of them give to your neural network and create these labels for free from your data so it is it is another version of supervised learning where you you are actually adding creating a task like a jigsaw task sort of not exactly jigsaw but you can you can think of it learning