NAVEEN KUMAR , HN; JAGADEESHA , S; JAIN, Amith K. Optimization in Feature Extraction schemes on Static Images to Improve the Performance of Automatic Facial Expression Recognition Systems. International Journal of Computer Sciences and Engineering, [S. l.], v. 7, n. 6, p. 1104–1109, 2019. DOI: 10.26438/ijcse/v7i6.11041109. Disponível em: https://ijcse.isroset.org/index.php/j/article/view/6922. Acesso em: 1 feb. 2026.