arXiv preprint 20252025
Haoran Xu, Peixi Peng, Guang Tan, Yiqian Chang, Yisen Zhao, Yonghong Tian
School of Intelligent Systems Engineering, Shenzhen Campus of Sun Yat-sen University, Shenzhen 518107, China, Peng Cheng Laboratory, Shenzhen 518108, China, School of Electronic and Computer Engineering, Shenzhen Graduate School, Peking University, 518066, China, School of Computer Science and Technology, Harbin Institute of Technology, Shenzhen, 518055, China, School of Computer Science, Peking University, Beijing 100871, China
世界模型3D/4D建模占用预测规划控制
面向自动驾驶占用世界模型,论文针对 BEV/VAE 压缩丢失高度信息、直接预测完整未来占用代价高且易累积误差的问题,提出 DTT:用时序 triplane 保留 3D 结构,并只自回归预测稀疏的平面占用变化,再解码未来占用与自车轨迹。在 nuScenes/Occ3D 上 mIoU 达 30.85,规划平均误差 1.0 m,RTX 4090 上 26 FPS。