1. School of Remote Sensing and Geomatics Engineering, Nanjing University of Information Science and Technology, Nanjing, People’s Republic of China
2. Hubei Luojia Laboratory, Wuhan, People’s Republic of China
3. Technology Innovation Center for Integration Applications in Remote Sensing and Navigation, Ministry of Natural Resources, Nanjing, People’s Republic of China
4. Jiangsu Engineering Center for Collaborative Navigation/ Positioning and Smart Applications, Nanjing, People’s Republic of China
5. State Key Laboratory of Lunar and Planetary Sciences, Macau University of Science and Technology, Macau, People’s Republic of China
6. College of Surveying & Geo-Informatics, Tongji University, Shanghai, People’s Republic of China