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AHP法和GIS技术在城镇化空间发展分析中的应用——以低山丘陵革命老区梓潼县为例

DOI: 10.6046/gtzyyg.2012.04.28, PP. 169-174

Keywords: 空间格局,层次分析法(AHP),GIS,评价模式,城镇化

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Abstract:

以低山丘陵革命老区四川省梓潼县为研究区,将影响城镇化空间发展因素分为交通、区域动力和地形3大类,分析并基于ASTERGDEM,ETM和基础地理信息数据,提取出国道、省道、县道、蔬菜果园区、生态旅游区、生态工业区、水系、坡度和地形起伏度9个因子;结合层次分析法模型计算这9个因子的权重,在ArcGIS9.3中利用空间叠置分析法得出梓潼县空间格局适宜性分级和分区图。该方法的实现为科学定量评价低山丘陵革命老区城镇化空间格局模式提供了一种全新的解决思路。

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