AN OPTIMIZED XGBOOST-BASED FRAMEWORK FOR HEART FAILURE RISK CLASSIFICATION. International Journal of AI Electronics and Nexus Energy, [S. l.], v. 2, n. 3, p. 289–295, 2026. DOI: 10.64751/fa0prf12. Disponível em: https://zesterapublications.com/journals/index.php/ijaene/article/view/919. Acesso em: 26 sep. 2026.