Rapid Updating Technology of Multi-Factor Urban Government Electronic Map
The electronic map of urban government affairs is the basic map of urban intelligent management.It carries the spatial infor-mation of all walks of life and contains a large number of multi-source and heterogeneous data.With the increasing demand for the appli-cation of spatial information in various government departments,the traditional updating method of electronic map exposes some prob-lems,such as lack of current data,high updating cost and difficulty in updating multi-source data.Taking city of Hefei as an example,this paper optimizes the updating process of electronic map to improve the updating efficiency and realize the rapid updating of govern-ment electronic map.
government electronic mapmulti-source datadata standardization
NETL
NSTL
万方数据
