SIMIYU, Prestone; ANGULU, Raphael; OTANGA, Daniel. Traffic sign recognition using local directional histogram of oriented gradients. African Journal of Empirical Research, [S. l.], v. 6, n. 3, p. 702–718, 2025. DOI: 10.51867/ajernet.6.3.54. Disponível em: https://ajernet.net/ojs/index.php/ajernet/article/view/1156. Acesso em: 2 may. 2026.