论文标题

使用布尔可满足模式模拟的铁路调度

Railway Scheduling Using Boolean Satisfiability Modulo Simulations

论文作者

Kolárik, Tomáš, Ratschan, Stefan

论文摘要

铁路调度是一个表现出非平凡离散和连续行为的问题。在本文中,我们模拟了较低级别的火车网络,其中可能会出现许多时机和订购约束。我们使用SAT和普通微分方程(SAT Modulo ode)的组合对此问题进行建模。此外,我们适应了我们现有的方法来解决此类问题的方式,使得求解器具有基于专用的铁路模拟器的方法,同时更加通用和可扩展。

Railway scheduling is a problem that exhibits both non-trivial discrete and continuous behavior. In this paper, we simulate train networks at a low level, where a number of timing and ordering constraints can appear. We model this problem using a combination of SAT and ordinary differential equations (SAT modulo ODE). In addition, we adapt our existing method for solving such problems in such a way that the resulting solver is competitive with methods based on dedicated railway simulators while being more general and extensible.

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