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无缝GIS已成为GIS发展的必然趋势,要达到空间数据的无缝共享,就必须实现多源空间数据的融合,本文对多源空间数据融合的几种技术作了探讨和总结,并针对其中的GIS数据中间件技术做了相关改进,给出了改进的方法。 更多还原

【Abstract】 Seamless GIS has become an inevitable trend of GIS development,in order to achieve the seamless sharing of spatial data,it is necessary to achieve the integration of multi-source spatial data.This article discussed and summarized the multi-source spatial data fusion techniques,and improved the technique of GIS data middleware;the improved method also had been given. 更多还原