Lanfa Liu, Baitao Zhou, Central China Normal University, China; Guiwei Liu, China Railway Design Corporation, China; Duan Lian, China Railway Guangzhou Group Co. Ltd, China; Rongchun Zhang, Nanjing University of Posts and Telecommunications, China

Talha Manzoor, Hassam Arshad, Lahore University of Management Sciences, Pakistan; Hasan Arshad Nasir, National University of Sciences and Technology, Pakistan; Muhammad Sheraz, Malik Jahan Khan, Namal University, Pakistan

Henrique Siqueira, José Marcato Junior, Wesley Gonçalves, Federal University of Mato Grosso do Sul, Brazil; Jonathan Li, University of Waterloo, Canada

Yang Su, Zishu He, Minglong Deng, Jiaheng Wang, University of Electronic Science and Technology of China, China

Feifei Tang, Juhui Wang, Chongqing Jiaotong University, China; Zhangpeng Wang, Shanghai Baoye Group Co., Ltd., China; Min Xiao, Hangzhou Qiantang surveying and mapping Co., Ltd, China

Wei Li, Shanghai Astronomical Observatory, Chinese Academy of Sciences; University of Chinese Academy of Sciences, China; Shuli Song, Shanghai Astronomical Observatory, Chinese Academy of Sciences, China; Na Cheng, Shandong Jianzhu university; State Key Laboratory of Geo-Information Engineering, China

Cláudio Dal'Cól, Vale S/A, Brazil; Levi Resende, Rosa Pabón, Gustavo Pessin, ITV Vale Technology Institute, Brazil; Ralf Moura, Vale, Brazil

Xingyu Tuo, Shang Wu, Yin Zhang, Xiaochun Cai, Yulin Huang, Jianyu Yang, University of Electronic Science and Technology of China, China

Xuehong Guo, Lei Han, Yurong Ge, Ocean University of China, China; Lejian Zhang, Yubao Chen, China Meteorological Administration, China; Yizhuo Sha, Beijing Xiangyuan Academy of Meteorological observing technology, China

Hao Chen, Feng Ming, Liang Li, GuiKun Liu, Aerospace Information Research Institute, Chinese Academy of Sciences, China