1. School of Land Engineering, Chang’an University, Xi’an 710054, China
2. Information Technology Research Center, Beijing Academy of Agriculture and Forestry Sciences, Beijing 100097, China
3. Land Consolidation and Rehabilitation Center (Land Science and Technology Innovation Center), Ministry of Natural Resources of the People’s Republic of China, Beijing 100035, China
4. Cangzhou Academy of Agricultural and Forestry Sciences, Cangzhou 061011, China