The biggest problem with a system like this is scale, how do you determine the size of the portion? Consider these two pictures of mash potatoes http://www.mcc

The biggest problem with a system like this is scale, how do you determine the size of the portion? Consider these two pictures of mash potatoes http://www.mccormick.com/~/media/Images/Recipes/Recipe%20Details/Side%20Dish/Garlic_Cheddar_Mashed_Potatoes.ashx?w=380 http://www.mccormick.com/~/media/Images/Recipes/Recipe%20Det... http://3.bp.blogspot.com/_6slcYXNa204/SwT183CdpjI/AAAAAAAABN0/AWLXdX1sZxU/s320/GarlicMashedPotatoes_l.jpg http://3.bp.blogspot.com/_6slcYXNa204/SwT183CdpjI/AAAAAAAABN... We all know from years of experience that the first image is a larger bowl and probably contains 6-8 times the amount as the second picture, but image analysis would not.