Ke Ting, C., Ibrahim, N., Huspi, S. H., & Nasir Wan Kadir, W. M. (2025). A Class Density-Weighted Gain Ratio Feature Selection for Multiclass Student Engagement Classification. International Journal of Academic Research in Progressive Education and Development, 14(4), 186–202. Retrieved from https://ijarped.com/index.php/journal/article/view/3842