A Frontal Pose Face Detection and Classification System Based on Haar Wavelet Coefficients and Support Vector Machine. International Journal of Information and Electronics Engineering, [S. l.], v. 1, n. 3, p. 276–280, 2011. Disponível em: https://ijiee.org/index.php/ijiee/article/view/54. Acesso em: 26 may. 2026.