@article{ye2021meta,
  title={Meta-PU: An arbitrary-scale upsampling network for point cloud},
  author={Ye, Shuquan and Chen, Dongdong and Han, Songfang and Wan, Ziyu and Liao, Jing},
  journal={IEEE transactions on visualization and computer graphics},
  volume={28},
  number={9},
  pages={3206--3218},
  year={2021},
  publisher={IEEE}
}