Huang, Rui, Dian Meng, Xun Zhou, and Sikun Yang. “Sparse Poisson Gamma Belief Networks for High-Dimensional Sparse Count Data”. Proceedings of the AAAI Conference on Artificial Intelligence 40, no. 26 (March 14, 2026): 22021–22029. Accessed May 25, 2026. https://ojs.aaai.org/index.php/AAAI/article/view/39356.