@article{gs2graphbasedspatialdistributionoptimiza,
  title = {GS^2: Graph-based Spatial Distribution Optimization for Compact 3D Gaussian Splatting},
  author = {Xianben Yang and Tao Wang and Yuxuan Li and Yi Jin and Haibin Ling},
  year = {2026},
  eprint = {2604.01884},
  archivePrefix = {arXiv},
  url = {https://arxiv.org/abs/2604.01884},
}