Xu, S.; Li, P.; Sun, Q.; Liu, X.; Li, Y.; Guo, S.; Wang, Z.; Jiang, B.; Wang, R.; Sheng, K. LiON: Learning Point-Wise Abstaining Penalty for LiDAR Outlier DetectioN Using Diverse Synthetic Data. AAAI 2025, 39, 8951-8959.