Forecasting realized volatility of stock indices using the extra trees algorithm: an ablation study of hyperparameters. Acta Education, [S. l.], v. 2, n. 2, p. 29–39, 2025. DOI: 10.61587/ActaEducation-2025-3-00002. Disponível em: https://actaeducation.uz/index.php/journal/article/view/109. Acesso em: 27 jul. 2026.