This dissertation designs a service time-space network combined with train formation plan and train schedule for the first time, which makes for modeling dynamic empty car distribution.

首次提出了融合列车编组计划和列车运行图的服务时空网络概念，为研究动态空车调配问题提供了一种有效的技术手段和建模方法。

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Metro-North railroad officials said they plan to restore full train service on the New Haven Line for the Wednesday morning rush, five days after a derailment and crash halted train service on a busy stretch of the Northeast Corridor.

WSJ: Metro-North Is Set To Restore Full Service Wednesday