CVPR 2026

OccAny: Generalized Unconstrained Urban 3D Occupancy

Valeo.ai, Paris, France

🌟 One OccAny model for any sensor rig, any domain, without input poses or intrinsics.

Kitti Sequence
Nuscenes
Kitti Monocular
Waymo
DDAD
PandaSet

Key Contributions

3D Reconstruction
  • Improve geometry reasoning w/ segmentation foundation model
  • High-fidelity segmentation cues
  • Resolve geometric ambiguity
  • Promptable semantic/instance segmentation features
Novel View Rendering
  • High-fidelity Novel View Rendering
  • Resolves occlusions
  • Implicit dynamic modeling
  • Test-time augmentation

Qualitative Comparison

Geometry Occupancy visualizations with Ground-Truth (GT) overlay.

💡 Note: False-positive voxels are displayed as semi-transparent gray, while colors indicate the semantic labels of true-positive voxels from the ground truth overlay.

Citation

@InProceedings{cao2026occany,
      title={OccAny: Generalized Unconstrained Urban 3D Occupancy},
      author={Anh-Quan Cao and Tuan-Hung Vu},
      year={2026},
      booktitle={CVPR}
}