Forecasting the IDX Composite Index Through the End of 2026 Using the XGBoost Algorithm. Technema: Journal of Intelligent Engineering and Computing, [S. l.], v. 1, n. 3, p. 78–90, 2026. Disponível em: https://sovereignresearch.org/technema/article/view/373. Acesso em: 4 nov. 2026.