Semi-supervised genetic programming for classification. - Filipe de Lima Arcanjo; Gisele L. Pappa; Paulo Viana Bicalho; Wagner Meira Jr.; Altigran Soares da Silva (GECCO, 2011)

Generating Cohesive Semantic Topics from Latent Factors. - Paulo Viana Bicalho; Tiago de Oliveira Cunha; Fernando Henrique Jesus Mourão; Gisele Lobo Pappa; Wagner Meira Jr. (BRACIS, 2014)

Topic Modeling for Short Texts with Co-occurrence Frequency-Based Expansion. - Gabriel Pedrosa; Marcelo Pita; Paulo Viana Bicalho; Anísio Lacerda; Gisele L. Pappa (BRACIS, 2016)

A general framework to expand short text for topic modeling. - Paulo Viana Bicalho; Marcelo Pita; Gabriel Pedrosa; Anísio Lacerda; Gisele L. Pappa (Inf. Sci., 2017)