Li, Moran, Yuan Gao, and Nong Sang. “Exploiting Learnable Joint Groups for Hand Pose Estimation”. Proceedings of the AAAI Conference on Artificial Intelligence 35, no. 3 (May 18, 2021): 1921-1929. Accessed January 26, 2022. https://ojs.aaai.org/index.php/AAAI/article/view/16287.