V.RAJKUMAR1 , MRS. J.NITHYASHRI2. Identifying the Human Age Group Using Active Appearance Model and KNN Classifier. International Journal of Emerging Trends in Science and Technology, [S. l.], v. 3, n. 06, p. 4157–4162, 2016. Disponível em: http://igmpublication.com/ijetst.in/index.php/ijetst/article/view/1122. Acesso em: 31 jan. 2025.