Song, Ruihu
Chai, Junrui
Xu, Zengguang
Qin, Yuan
Cao, Jing
Funding for this research was provided by:
the State Key Laboratory of Geo-information Engineering (SKLGIE2017-M-4-4)
National Natural Science Foundation of China (51679197)
National Natural Science Foundation of China (51679193, 51409208)
Article History
Received: 24 October 2017
Revised: 21 May 2018
Accepted: 3 June 2018
First Online: 11 June 2018