A ring detection method for levee features extraction based on airborne LiDAR data
SHEN Dingtao, QIAN Tianlu, XIA Yu, CHEN Beiqing, ZHANG Yu, WANG Jiechen
Acta Geodaetica et Cartographica Sinica . 2021, (2): 203 -214 .  DOI: 10.11947/j.AGCS.2020.20200194