FU, Wenjie. Financial Time Series Data Forecasting based on CEEMDAN-BiGRU-BO Model. Frontiers in Economics and Management, [S. l.], v. 6, n. 12, p. 90–105, 2025. DOI: 10.6981/FEM.202512_6(12).0008. Disponível em: https://fieam.org/index.php/ojs/article/view/157. Acesso em: 13 nov. 2026.