Not much. What it's doing was quite well summed up by jeffparsons in a different comment thread - it's "fabricating detail based on a training set". This syste

Not much. What it's doing was quite well summed up by jeffparsons in a different comment thread - it's "fabricating detail based on a training set". This system makes an image that looks better than a low res image, but it doesn't necessarily make it look more like the original image.