@article{wang2022rethinking,
    title={Rethinking point cloud filtering: A non-local position based approach},
    author={Wang, Jinxi and Jiang, Jincen and Lu, Xuequan and Wang, Meili},
    journal={Computer-Aided Design},
    volume={144},
    pages={103162},
    year={2022},
    publisher={Elsevier}
}