【摘要】 阐述了粗集理论与云理论的基本概念 ,建立了以二者相结合为基础的模型 ,给出了该模型应用的一般方法与步骤 ,并将其应用于GIS数据挖掘与知识发现 ,最后用一组GIS数据验证了该方法的适用性和有效性更多还原

【Abstract】 It explains the basic idea of rough set theory and cloud theory, and founds a model based on them. It also gives the general method and procedure of this model and makes it to be used of data mining and knowledge discovery of GIS. At last, applicability and validity of this model are validated by a group of GIS date.更多还原