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A dynamic shipment matching problem in hinterland synchromodal transportation
Decision Support Systems ( IF 7.5 ) Pub Date : 2020-05-15 , DOI: 10.1016/j.dss.2020.113289
Wenjing Guo , Bilge Atasoy , Wouter Beelaerts van Blokland , Rudy R. Negenborn

Hinterland intermodal transportation is the movement of containers between deep-sea ports and inland terminals by using trucks, trains, barges, or any combination of them. Synchromodal transportation, as an extension of intermodal transportation, refers to transport systems with dynamic updating of plans by incorporating real-time information. The trend towards spot markets and digitalization in hinterland intermodal transportation gives rise to online synchromodal transportation problems. This paper investigates a dynamic shipment matching problem in which a centralized platform provides online matches between shipment requests and transport services. We propose a rolling horizon approach to handle newly arrived shipment requests and develop a heuristic algorithm to generate timely solutions at each decision epoch. The experiment results demonstrate the solution accuracy and computational efficiency of the heuristic algorithm in comparison to an exact algorithm. The proposed rolling horizon approach outperforms a greedy approach from practice in total costs under various scenarios of the system.



中文翻译:

内陆同步运输中的动态货运匹配问题

腹地多式联运是指使用卡车,火车,驳船或它们的任何组合在深海港口和内陆码头之间进行集装箱运输。同染色体运输作为联运的扩展,是指通过合并实时信息而动态更新计划的运输系统。腹地联运中的现货市场和数字化趋势引起在线同步联运问题。本文研究了一个动态的货运匹配问题,其中一个集中的平台在货运请求和运输服务之间提供了在线匹配。我们提出了一种滚动式方法来处理新到达的装运请求,并开发一种启发式算法以在每个决策时期生成及时的解决方案。实验结果证明了启发式算法与精确算法相比的求解精度和计算效率。在系统的各种情况下,所建议的滚动视域方法在总成本方面要优于贪婪方法。

更新日期:2020-05-15
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