Affiliation: Center for Spatial Information Science and Sustainable Development Applications, Tongji University, Shanghai 200092, China
College of Surveying and Geo-Informatics, Tongji University, Shanghai 200092, China
Key Laboratory of Polar Science, MNR, Polar Research Institute of China, Shanghai 200136, China
National School of Surveying, University of Otago, Dunedin 9016, New Zealand