Tree point clouds registration using an improved ICP algorithm based on kd-tree. - Shihua Li 002; Jingxian Wang; Zuqin Liang; Lian Su (IGARSS, 2016)

Estimating clumping index of woody canopy with terrestrial lidar data. - Shihua Li 002; Zuqin Liang; Sen Lin 006; Adu Gong; Jianwei Yue (IGARSS, 2017)