powerful okay the fact that later down the line the network has to sort of learn to ignore these it has to learn that oh you know it doesn't matter where in the image this object is because it's been random cropped for different you know at different locations it doesn't matter where in the image this object is I simply need to have my hidden representation have this particular object in the image and that's what makes it powerful okay I've said that enough now then you have these two slightly different versions and then you map it through