论文标题

运输干预措施重塑纽约通勤:概率模拟框架评估乘车共享和曼哈顿交通拥堵的影响

Transportation Interventions Reshaping NYC Commute: the Probabilistic Simulation Framework Assessing the Impacts of Ridesharing and Manhattan Congestion Surcharge

论文作者

Khulbe, Devashish, Kang, Chaogui, Sobolevsky, Stanislav

论文摘要

了解计划的运输解决方案和干预措施对城市系统的整体影响受到其复杂性的挑战,但对决策至关重要。这种影响评估的基石是估计干预措施导致的运输模式换档。尽管运输计划具有完善的模式选择模式评估,例如嵌套的多项式logit模型,但单个选择模拟可以更适合解决模式换档,从而可以始终如一地说明个人偏好。此外,没有模型完全代表现实,而推断该模型所需的实际运输选择的可用地面真相数据通常是不完整或不一致的。本文通过提供单个模式选择和模式换档模型以及贝叶斯推理框架来解决这些挑战。它解释了数据中的不确定性以及模型估计,并将其转化为结果模式换档和影响的不确定性。对两个干预案件进行了评估:在纽约引入乘车乘车车以及最近引入曼哈顿拥塞附加费。在上述案件中成功评估,该框架可用于评估模式转移,并对决策者或运输公司考虑的任何未来城市运输解决方案和政策产生经济,社会和环境的影响。

Understanding holistic impact of planned transportation solutions and interventions on urban systems is challenged by their complexity but critical for decision making. The cornerstone for such impact assessments is estimating the transportation mode-shift resulting from the intervention. And while transportation planning has well-established models for the mode-choice assessment such as the nested multinomial logit model, an individual choice simulation could be better suited for addressing the mode-shift allowing to consistently account for individual preferences. In addition, no model perfectly represents the reality while the available ground truth data on the actual transportation choices needed to infer the model is often incomplete or inconsistent. The present paper addresses those challenges by offering an individual mode-choice and mode-shift simulation model and the Bayesian inference framework. It accounts for uncertainties in the data as well as the model estimate and translates them into uncertainties of the resulting mode-shift and the impacts. The framework is evaluated on the two intervention cases: introducing ride-sharing for-hire-vehicles in NYC as well the recent introduction of the Manhattan Congestion Surcharge. Being successfully evaluated on the cases above, the framework can be used for assessing mode-shift and resulting economic, social and environmental implications for any future urban transportation solutions and policies being considered by decision-makers or transportation companies.

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