RESEARCH AND APPLICATION OF GIS DATA UPDATE TECHNOLOGY
This paper summed up 3 kinds of GIS data update ways started from the actual production,as these data are raster to raster data,raster to vector data and vector to vector data.We described the most advanced and most effective ways to update each kind of data,solved lots of insufficient exist in current GIS data update ways effectively,such as long update time,low update efficiency,data redundancy and can”t query and analysis based on time.From the actual production project,those ways we described were proven to be effective and feasible.
GIS Data Data Update Raster Vector
JanPing Pan QingLing Xu ChunHua Yang
Chongqing Institute of Surveying and Mapping,NASMG,Chongqing,China
国内会议
苏州
英文
195-200
2014-05-14（万方平台首次上网日期，不代表论文的发表时间）