José Vitor Sousa Cardoso Requena, João Victor Assaoka, and Lilian Berton. 2026.
 Mitigating Imbalance in Portuguese Toxicity Classification via LLM Augmentation and Cross-Dataset Label Propagation. In <em>Anais do XXIII Encontro Nacional de Inteligência Artificial e Computacional</em>, outubro 19, 2026, Cuiabá/MT, Brasil. SBC, Porto Alegre, Brasil, 3011-3022. DOI: <a href="https://doi.org/10.5753/eniac.2026.31052">https://doi.org/10.5753/eniac.2026.31052</a>.