New method and implementation for spatial data model selection
Rui Liu · Jisuanji gongcheng yu sheji · 2008
Spatial data model is the core and foundation of geography information system(GIS).It's extremely important that select a suitably spatial data model when establish a GIS.It's decided arithmetic and efficiency of a GIS.A new spatial data model selected method based on software engineering is put forward.The implemented process of this method is particular introduced using decide-grade and appraisement of town land as an example.The main advantage of this method is anti-risk and agile.We can see its feasibility and superiority in practice system-building.