Luo, Dijun, Chris Ding, and Heng Huang. “Linear Discriminant Analysis: New Formulations and Overfit Analysis”. Proceedings of the AAAI Conference on Artificial Intelligence 25, no. 1 (August 4, 2011): 417–422. Accessed May 7, 2026. https://ojs.aaai.org/index.php/AAAI/article/view/7926.