Pyramidal Optical Flow Method-Based Lightweight Monocular 3D Vascular Point Cloud Reconstruction. - Chang Liu 037; Shipu Xu; Xiaojun Liu; Ning Xie 003; Zhao Zhang 015; Huangxing Lin; Yaqiong Hu; Eyk Ng; Dangzhao Chen; Lei Zhao; Yifan Lu; Xin Dai (IEEE Access, 2019)