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Using Bi-level Multi-Objective Programming in Passenger Structure Optimization for Comprehensive Transportation Channel

机译:综合运输通道客运结构优化中的双层多目标规划

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The economic structure is the lifeblood of national economic development. Passenger structure within comprehensive transportation channel (CTC) is the key to play a higher efficiency and to operate normally of an integrated transport system. This paper analyzes the ideas of PTS optimization within CTC using bi-level planning strategies. And then a bi-level multi-objective programming model is established in this paper, in which the upper level takes the builders and government’s concern into account, such as system efficiency, transport capacity, capital investment. The lower level is a network equilibrium model based on a generalized cost function, while Channel saturation entropy index is introduced in the response function. A particle swarm optimization algorithm is designed to efficiently solve this NP-hard model. Finally, numerical implementations based on Beijing-Shanghai Channel are carried out to account for the performance of our model and algorithm.
机译:经济结构是国民经济发展的命脉。综合运输渠道(CTC)内的乘客结构是发挥更高效率和正常运行综合运输系统的关键。本文分析了使用双层计划策略在CTC中进行PTS优化的想法。然后,本文建立了一个双层的多目标规划模型,其中高层考虑了建设者和政府的关注,例如系统效率,运输能力,资本投资。下层是基于广义成本函数的网络平衡模型,而在响应函数中引入了信道饱和熵指数。设计了粒子群优化算法来有效地解决该NP-hard模型。最后,基于北京-上海通道的数值实现被执行以考虑我们模型和算法的性能。

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