空间叠加模型是地理信息系统（GIS）中重要的空间分析模型。
Spatial overlay is an important model of spatial analysis in GIS.
实验与分析结果表明，改进的空间分析模型拟合优度、拟合精度都有较大的提高。
Through comparison with the classic logistic model without considering the spatial autocorrelation, this model showed better goodness of fitting and higher accuracy of fitting.
利用广西90个气象台站30年的气候资料和台站地理信息，建立了区划指标的空间分析模型。
Using the climatic data recorded by the 90 weather stations in Guangxi in 30 years and geographic information of the stations, spatial analyzing models of division index are built.
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