Face Emotion Recognition for All Geographical Regions using Particle Swarm Optimization Algorithm and Feed Forward Network. International Journal of Advanced Research in Computer Science, [S. l.], v. 3, n. 1, p. 22–25, 2017. DOI: 10.26483/ijarcs.v3i1.1025. Disponível em: https://www.ijarcs.info/index.php/Ijarcs/article/view/1025. Acesso em: 22 feb. 2026.