Unsupervised Breast Masses Classification through Optimum-Path Forest. - Patricia B. Ribeiro; Leandro A. Passos Junior; Luis Alexandre da Silva; Kelton A. P. da Costa; João P. Papa; Roseli A. F. Romero (CBMS, 2015)

Malware Detection in Android-Based Mobile Environments Using Optimum-Path Forest. - Kelton A. P. da Costa; Luis Alexandre da Silva; Guilherme Brandão Martins; Gustavo H. Rosa; Clayton R. Pereira; João Paulo Papa (ICMLA, 2015)

Spam intrusion detection in computer networks using intelligent techniques. - Patricia Bellin Ribeiro; Luis Alexandre da Silva; Kelton Augusto Pontara da Costa (IM, 2015)

Fine-tuning restricted Boltzmann machines using quaternions and its application for spam detection. - Luis Alexandre da Silva; Kelton A. P. da Costa; João P. Papa; Gustavo H. Rosa; Victor Hugo C. de Albuquerque (IET Networks, 2019)