Viera Santos, Adriel, Iago Franco Bacurau, Jayne de Morais Silva, Talles Brito Viana, and Robson Gonçalves Fechie Feitosa. " Applying Convolutional Artificial Neural Network for Hand Configuration Recognition of Symbols from 0 to 9 in the Brazilian Sign Language (LIBRAS)." Companion Proceedings of the 15th Brazilian Symposium on Information Systems, Aracaju, 2019. SBC, 2019, pp.21-24.