In general, rating is the evaluation or assessment of something, in terms of quality (as with a critic rating a novel), quantity (as with an athlete being rated by his or her ...
http://en.wikipedia.org/wiki/Rating

Rate photos of people on scale of 1 to 10, or submit your own picture to be rated.
http://www.ratingpeople.com/

rat·ing  1   (r t ng) n. 1. A position assigned on a scale; a standing. 2. a. A classification according to specialty or proficiency, as of a member of the armed forces.
http://www.thefreedictionary.com/rating

Rate pictures of babies on scale of 1 to 10, or submit your own baby photo to be rated.
http://www.ratingbabies.com/