Zhou, Mengjie
Hu, Wenqing
Ai, Tinghua
Funding for this research was provided by:
National Natural Science Foundation of China (41901314)
Open Research Fund Program of Key Laboratory of Digital Mapping and Land Information Application Engineering, Ministry of Natural Resources (ZRZYBWD201902)
Scientific Research Program of Hunan Education Department (18C0049)
Article History
First Online: 12 May 2020
Compliance with ethical standards
:
: The authors declare that they have no conflict of interest.The authors declare that they comply with ethical standards.
: N/A. The research did not involve humans and/or animals.
: N/A. The research did not involve human participants.