Feriansyah A, Labudi A, Faidah YN, Raharja AR. An Explainable CatBoost Framework Optimized with Optuna for Predicting Students’ Mathematics Proficiency. SisInfo [Internet]. 2026Aug.31 [cited 2026Sep.8];8(2):117-2. Available from: http://www.jurnalunibi.unibi.ac.id/ojs/index.php/SisInfo/article/view/1575