周平华,李英成,白洁,王恩泉,孟庆伟

• 1:江西省地理国情监测遥感院
• 2:中测新图(北京)遥感技术有限责任公司
• 3:中国测绘科学研究院
• 4:新疆维吾尔自治区测绘科学研究院

摘要(Abstract)：

针对滑坡灾害易发性难以定量评价的问题,提出了以汇水域为基本统计单元,层次分析法与信息量法相结合的滑坡易发性评价模型。该模型是在综合分析已有监测数据的基础上,建立了坡度、黄土分布、土地表覆被、水系、断层、高程、地表粗糙度、坡向等8类要素与滑坡稳定性的相关性,根据评价结果将滑坡易发性划分为5个不同的等级。基于新疆新源县滑坡易发性评价的实验结果表明,该模型评价结果与滑坡实际分布情况相符,能够准确对不同汇水域灾害易发性进行分级评价,可以为相关部门进行防灾、预警提供一定的数据支持。提出了一种主观判断与客观分析相结合的方法,回答了"什么地方最容易发生地质灾害"的问题。

关键词(KeyWords)： 滑坡灾害;易发性评价;汇水域单元;层次分析法;信息量法

Abstract:

Keywords:

基金项目(Foundation): 国家重点研发计划子课题(2016YFC080310402)

作者(Author): 周平华,李英成,白洁,王恩泉,孟庆伟

DOI: 10.16251/j.cnki.1009-2307.2017.09.015

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