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应急避难场所选址最大准备度覆盖模型及其算法

DOI: 10.13577/j.jnd.2015.02002, PP. 8-14

Keywords: 应急避难场所,选址模型,准备度,多智能体,优化算法

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Abstract:

应急避难场所的选址是应急规划的关键职能.当前的应急规划往往是依据现有的公园、绿地、广场等来选择应急避难场所,难以满足实际应急疏散的需要.目前不少学者在最大覆盖选址模型的基础上提出了应急设施选址问题的相关模型.将准备度指标引入最大覆盖应急设施选址问题,综合考虑需求量、与设施的距离和距离决定的权重,对每个社区的应急服务覆盖程度进行量化,从而保证将应急避难场所设置在合理的位置.为了求解该模型,构建了多智能体进化算法.案例研究表明,该算法可以高效地求解最大准备度覆盖模型.

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