K. BHASKAR BABU; THOUTAM ROSHINI; VANKUDOTH EESWAR; NUKARAJU SAI KRISHNA PRUDHVI RAJ. A Hybrid CatBoost–ExtraTrees Framework for Workload Variability Classification and QoS Prediction in Multi-Cloud Financial Environments. International Journal of Data Science and IoT Management System, [S. l.], v. 5, n. 2(1), p. 292–300, 2026. DOI: 10.64751/ijdim.2026.v5.n2(1).703. Disponível em: https://ijdim.com/journal/index.php/ijdim/article/view/703. Acesso em: 17 apr. 2026.