Classification of Student Grading Using Naïve Bayes Method with Under-sampling Approach to Handle Imbalance. J. Inf. Syst. Explor. Res. [Internet]. 30 gennaio 2025 [citato 25 agosto 2026];3(1):39-44. Disponibile su: https://shmpublisher.com/index.php/joiser/article/view/537