ZPressor: Bottleneck-Aware Compression for Scalable Feed-Forward 3DGS

Weijie Wang · Donny Y. Chen · Zeyu Zhang · Duochao Shi · Akide Liu · Bohan Zhuang

Paper | Project Page | Code | Models

ZPressor is a plug-and-play module that compresses multi-view inputs for scalable feed-forward 3DGS.

News

• 09/06/25 Update: Check out our PM-Loss, a novel regularization loss for improving feed-forward 3DGS quality based on a learned point map.

TODOs

• Release Code.
• Release Model Checkpoints.

Citation

If you find our work useful for your research, please consider citing us:

@article{wang2025zpressor,
  title={ZPressor: Bottleneck-Aware Compression for Scalable Feed-Forward 3DGS},
  author={Wang, Weijie and Chen, Donny Y. and Zhang, Zeyu and Shi, Duochao and Liu, Akide and Zhuang, Bohan},
  journal={arXiv preprint arXiv:2505.23734},
  year={2025}
}

Contact

If you have any questions, please create an issue on this repository or contact at [email protected] and [email protected]

Acknowledgements

This project is developed with several fantastic repos: pixelSplat, MVSplat and DepthSplat. We thank the original authors for their excellent work.