🌐 3D and 4D World Modeling: A Survey

[CVPR 2024] Official implementation of "Towards Realistic Scene Generation with LiDAR Diffusion Models"

[AAAI 2026 Oral] LiDARCrafter: Dynamic 4D World Modeling from LiDAR Sequences

Official implementation of "LidarDM: Generative LiDAR Simulation in a Generated World" (ICRA 2025)

Official implementation of "Learning to Generate Realistic LiDAR Point Clouds" (ECCV 2022)

[NeurIPS 2025] SPIRAL: Semantic-Aware Progressive LiDAR Scene Generation and Understanding

Official implementation of R3DPA : Leveraging 3D Representation Alignment and RGB Pretrained Priors for LiDAR Scene Generation. ICRA 2026

[CVPR 2026] U4D: Uncertainty-Aware 4D World Modeling from LiDAR Sequences

🌐 A curated evaluation toolkit and benchmark for state-of-the-art 3D and 4D world models