In order to better promote basic geographic information to support natural resource management and economic and social de-velopment,make full use of natural resource data sharing.In this paper,the land use change survey data of 2020 and 1∶2 000 scale digital line diagram(DLG)are used to refine the fusion of natural resources land cover data.By analyzing the differences of the two sets of data and the relationship between the two sets of data,the fusion database design and data entry processing are explored,and the experimental analysis is carried out in a region in the middle of Ningxia.The purpose is to provide technical support for the natural resources data fusion in Ningxia and provide reference for the nationwide research.
关键词
国土变更调查/数字线化图/融合/数据库
Key words
land change survey/digital line diagram/fusion/database
维普
万方数据