Liu, Xixi
Wang, Yunjia
Yan, Shiyong
Funding for this research was provided by:
National Administration of Surveying, Mapping and Geo-information of China (201412016)
Natural Science Foundation of Jiangsu Province (BK20150189)
Priority Academic Program Development of Jiangsu Higher Education Institutions
Fundamental Research Funds for the Central Universities (KYLX16_0545)