An X, Zhao L, Gong C, Li J, Yang J. Pre-training a Density-Aware Pose Transformer for Robust LiDAR-based 3D Human Pose Estimation. AAAI [Internet]. 2025 Apr. 11 [cited 2026 May 12];39(2):1755-63. Available from: https://ojs.aaai.org/index.php/AAAI/article/view/32169