Maosheng Lin, Xinglong Liu, University of Electronic Science and Technology of China, China; Mingcang Zhu, Department of Natural Resources of Sichuan Province, China; Guoqing Zhou, Guilin University of Technology, China; Zezhong Zheng, University of Electronic Science and Technology of China, China; Zhanyong He, Sichuan Research Institute for Eco-System Restoration & Geo-Hazard Prevention, China; Shuang Yu, University of Electronic Science and Technology of China, China; Xuefeng Yang, China Railway Eryuan Engineering Group Co., LTD, China