PRAVEEN KUMAR, P; V.G.D. PRASAD REDDY, P; SRINIVASA RAO, P. Sequential particle filter with covariance features classified with artificial neural nets for continuous Indian sign language recognition. International Journal of Engineering and Technology, [S. l.], v. 7, n. 1.1, p. 539–547, 2017. DOI: 10.14419/ijet.v7i1.1.10163. Disponível em: https://www.sciencepubco.com/index.php/IJET/article/view/10163.. Acesso em: 25 feb. 2026.