PR-GCN: A Deep Graph Convolutional Network with Point Refinement
               for 6D Pose Estimation
           Guangyuan Zhou1 , Huiqun Wang1,2 , Jiaxin Chen2 and Di Huang1,2 *
  1
    State Key Laboratory of Software Development Environment, Beihang University, Beijing, China
       2
        School of Computer Science and Engineering, Beihang University, Beijing, China
               {zhouguangyuan, hqwangscse, jiaxinchen, dhuang}@buaa.edu.cn

                Abstract
  RGB-D based 6D pose  ...