1. Henan International Joint Laboratory of Geospatial Technology, College of Geography and Environmental Science, Henan University, Kaifeng, China
2. Ministry of Education, Key Laboratory of Geospatial Technology for the Middle and Lower Yellow River Regions (Henan University), Kaifeng, China
3. Henan Dabieshan National Field Observation and Research Station of Forest Ecosystem, Xinyang, China
4. Key Research Institute of Yellow River Civilization and Sustainable Development & Collaborative Innovation Centre on Yellow River Civilization Jointly Built by Henan Province and Ministry of Education, Henan University, Kaifeng, China
5. State Key Laboratory of Remote Sensing Science, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China
6. School of Geospatial Engineering and Science, Sun Yat-Sen University, Zhuhai, China