ALI, H.; SRITHARAN, V.; HARIHARAN, M.; ELSHAIKH, M.; KHAIRUNIZAM, W. Facial Expression Recognition Based on Radon and Discrete Wavelet Transform using Support Vector Machines. Journal of Telecommunication, Electronic and Computer Engineering (JTEC), [S. l.], v. 10, n. 1-13, p. 49–54, 2018. Disponível em: https://jtec.utem.edu.my/jtec/article/view/4121. Acesso em: 19 apr. 2024.