. . . . . . . . "In the paper there is a short description on the visual descriptors, for a person, focusing only on RGB values. This is not useful for people tracking or re-identification. I would suggest the authors to extend descriptors with other person semantic classes (i.e., age, gender, facial expression)." . "3"^^ . . . . "2019-11-26T09:05:11+01:00"^^ . .