Willams Costa, Lucas Figueiredo, João Teixeira, João Lima, and Veronica Teichrieb. 2021. An Investigation of 2D Keypoints Detection on Challenging Scenarios Using Depthwise Separable Convolutions: A Hand Pose Estimation Case Study. In Proceedings of the 34th Conference on Graphics, Patterns and Images, October 18, 2021, Online, Brasil. SBC, Porto Alegre, Brasil.