225 by 225 you're that's bad right that's not good um so you have to come up with something else so people have been playing around the reason why i introduced it this way is people have been playing around a bit with sort of coming up with an intermediate with a compromise between the two so the compromise that this paper here focuses on is going to be is going to be a compromise where we you remember when i said where does the information for a given pixel come from and we said okay it can come from anywhere