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Methods of Urban Fringe Definition in Beijing Based on TM Image
Author(s): 
Pages: 100-104,134
Year: Issue:  4
Journal: Remote Sensing Information

Keyword:  城市边缘带信息熵土地利用程度北京;
Abstract: 城市边缘带是城市和乡村之间的过渡地带,是城市扩展的产物.及时了解和掌握城市边缘带的范围,对合理进行城市规划,调整用地结构,具有积极的意义.遥感技术动态、快速、适时获取数据的特点,为城市边缘带范围的界定提供了技术保障.本文以TM影像作为信息源,引入信息熵和土地利用程度综合指数,研究探讨北京城市边缘带范围界定的方法,尝试提取北京城市边缘带范围,分析北京城市边缘带的蔓延趋势及原因.研究结果表明,北京城市...
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