OALib Journal期刊
基于空间引力模型的选址问题研究
, PP. 103-106
Keywords: 交通工程 ,选址 ,启发式算法 ,流量 ,截流 ,空间相互作用
Abstract:
由于空间的相互作用对人流量的影响,引入引力模型来估计用户流量的大小。与传统选址不同,考虑了两种类型的需求,一类是产生于固定点的需求,另一类是产生于交通网络上的需求,分析了这两类需求对设施的不同的影响程度时的选址决策。结合最大覆盖模型和截流模型,建立了0-1整数规划模型,给出了启发式算法,同时给出了该算法在最差情况下的界限,并通过实例,将启发式算法与精确解进行比较。
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