An Unsupervised Particle Swarm Optimization Approach for Opinion Clustering. - Ellen Souza 001; Adriano L. I. Oliveira; Gustavo H. F. M. Oliveira; Alisson Silva; Diego Santos (BRACIS, 2016)

Smoothed n-gram based models for tweet language identification: A case study of the Brazilian and European Portuguese national varieties. - Dayvid Castro; Ellen Souza 001; Douglas Vitório; Diego Santos; Adriano L. I. Oliveira (Appl. Soft Comput., 2017)

Semi-supervised Model for Emotion Recognition in Speech. - Ingryd Pereira; Diego Santos; Alexandre M. A. Maciel; Pablo V. A. Barros (ICANN (1), 2018)

OMG Emotion Challenge - ExCouple Team. - Ingryd Pereira; Diego Santos (CoRR, 2018)

Swarm optimization clustering methods for opinion mining. - Ellen Souza 001; Diego Santos; Gustavo H. F. M. Oliveira; Alisson Silva; Adriano L. I. Oliveira (Nat. Comput., 2020)