• Geography, Computer Science
  • Published 2001

Research of 4~(th) Generation GIS Software

  title={Research of 4~(th) Generation GIS Software},
  author={Fang Yu},
GIS is an important aspect of NSDI. It will directly and deeply affect the national economy construction and national safety. Comparing the progress of IT, the progress history and technical characteristics of GIS software are concluded in this paper. Also, the weakness of existing GIS software is pointed out and the technical reasons are analyzed. Furthermore, this paper presents the research objective and technology architecture of 4 th generation GIS software. The layer-oriented processing… CONTINUE READING

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