WANG, M.; CHEN, W.-Y.; WU, X. W. State recognition scheme using feature vector and geometric area ratio techniques. Journal of Applied Research and Technology, [S. l.], v. 13, n. 2, 2015. DOI: 10.1016/j.jart.2015.06.010. Disponível em: https://jart.icat.unam.mx/index.php/jart/article/view/107. Acesso em: 1 may. 2024.