1. Key Laboratory of Digital Earth Science, Institute of Remote Sensing and Digital Earth, Chinese Academy of Sciences, Beijing, People’s Republic of China
2. International Centre on Space Technologies for Natural and Cultural Heritage (HIST) Under the auspices of UNESCO, Beijing, People’s Republic of China
3. Hengyang Base of International Centre on Space Technologies for Natural and Cultural Heritage under the auspices of UNESCO, Hengyang, People’s Republic of China
4. Institute of Space and Earth Information Science, the Chinese University of Hong Kong, Hong Kong, People’s Republic of China
5. Airborne Remote Sensing Center, Institute of Remote Sensing and Digital Earth, Chinese Academy of Sciences, Beijing, People’s Republic of China
6. Zhejiang Provincial Institute of Cultural Relics and Archaeology, Hangzhou, People’s Republic of China