Sitorus, R.I., Al Idrus, S.I., Mansur AS, Insan Taufik and Didi Febrian 2026. Usability Engineering Approach for Simantep Unimed Learning Management System Optimization Using User-Centered Design. Journal of Artificial Intelligence and Engineering Applications (JAIEA). 5, 3 (Jun. 2026), 5021–5030. DOI:https://doi.org/10.59934/jaiea.v5i3.2519.