prediction this was an idea put forth by Kadosh abhinavagupta ala al Alex EE froze and so in some sense this was one of the first papers to do cells crew as learning on images at a larger scale and it's considered one of the foundational papers for a lot of the ideas put forth so basically what is the task the authors considered here the task was given two patches try to identify the relative position of the two patches which is to say that if you have a center patch and if you have a patch linked to its immediate right and