Revisiting 3D point cloud analysis with Markov process

Chenru Jiang, Wuwei Ma, Kaizhu Huang, Qiufeng Wang, Xi Yang, Weiguang Zhao, Junwei Wu, Xinheng Wang, Jimin Xiao, Zhenxing Niu

Abstract: Highlights•We conduct point cloud analysis with a Markov process.•We devise a difference-wise attention mechanism for discriminative feature extraction.•Extensive experiments validate our method’s effectiveness in a variety of tasks.