image now the T is a transformation of that image and in self supervised learning there are several methods that you can transform an image so for example you can random crop an image you can just cut out like a piece right here and scale that up to be as large as the original image or you can use for example data augmentation which means you take the image and you basically so if there is I don't know the cat right here you kind of convolve it with some things it's there's like a very squiggly cat okay I'm terrible is you can you can