Firdaus, M.I., Hilmy Aliy Andra Putra and Muhammad Encep 2025. The Identification of Student Stress Levels Using the XGBoost Algorithm with Psychological, Physical, Academic, and Environmental Data . Journal of Computer and Information Systems Ampera. 7, 3 (Sep. 2025), 173–182. DOI:https://doi.org/10.51519/journalcisa.v7i3.785.