Exactly that. There was a question about retouching photos some while ago (http://photo.stackexchange.com/questions/48999/how-do-i-take-flattering-photos-of-pe

Exactly that. There was a question about retouching photos some while ago (http://photo.stackexchange.com/questions/48999/how-do-i-take-flattering-photos-of-people-with-acne-scarring http://photo.stackexchange.com/questions/48999/how-do-i-take...) that using wavelets was a good use of it.