郭邦梅, 权开兄. 基于ArcGIS的青海隆务河流域灾害风险性评价[J]. 地质与资源, 2019, 28(3): 289-292.
    引用本文: 郭邦梅, 权开兄. 基于ArcGIS的青海隆务河流域灾害风险性评价[J]. 地质与资源, 2019, 28(3): 289-292.
    GUO Bang-mei, QUAN Kai-xiong. ArcGIS-BASED DISASTER RISK ASSESSMENT OF LONGWU RIVER BASIN IN QINGHAI PROVINCE[J]. Geology and Resources, 2019, 28(3): 289-292.
    Citation: GUO Bang-mei, QUAN Kai-xiong. ArcGIS-BASED DISASTER RISK ASSESSMENT OF LONGWU RIVER BASIN IN QINGHAI PROVINCE[J]. Geology and Resources, 2019, 28(3): 289-292.

    基于ArcGIS的青海隆务河流域灾害风险性评价

    ArcGIS-BASED DISASTER RISK ASSESSMENT OF LONGWU RIVER BASIN IN QINGHAI PROVINCE

    • 摘要: 隆务河流域因特殊的地质环境,成为灾害易发地域.通过搜集已有地质资料及野外调查数据,建立了科学的分析评价模型和区划评价指标,并通过专家打分确定各个诱发因子的权重值,利用ArcGIS软件对每项因子进行归一化定量处理,经过叠加分析计算得到灾害风险性评价结果.

       

      Abstract: The Longwu river basin is prone to disasters due to its special geological environment. A scientific evaluation model and zoning indexes are established by collecting previous geological information and field survey data. The weight value of each inducing factor is determined according to expert scoring. ArcGIS is used for quantitative normalization processing of each factor. The disaster risk assessment results are obtained through overlay analysis and calculation.

       

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