PointFP: A Feature-Preserving Point Cloud Sampling. - Dongrui Liu; Chuanchuan Chen; Shiyun Liu; Zhengyun Jiang; Changqing Xu (IGARSS, 2022)

PFMixer: Point Cloud Frequency Mixing. - Dongrui Liu; Shiyun Liu; Chuanchuan Chen; Zhengyun Jiang; Changqing Xu (IGARSS, 2022)