Search Results for author: Joseph Y. J. Chow

Found 13 papers, 2 papers with code

Nonparametric estimation of k-modal taste heterogeneity for group level agent-based mixed logit

no code implementations22 Sep 2023 Xiyuan Ren, Joseph Y. J. Chow

We propose a group-level agent-based mixed (GLAM) logit approach that is estimated with inverse optimization (IO) and group-level market share.

Computational Efficiency

A deep real options policy for sequential service region design and timing

no code implementations30 Dec 2022 Srushti Rath, Joseph Y. J. Chow

The goal is to determine the optimal selection and timing of a set of zones to include in a service region.

Navigate

Worldwide city transport typology prediction with sentence-BERT based supervised learning via Wikipedia

no code implementations29 Mar 2022 Srushti Rath, Joseph Y. J. Chow

Despite the value of understanding a city's typology, labeled data (city and it's typology) is scarce, and spans at most a few hundred cities in the current transportation literature.

Sentence

An electric vehicle charging station access equilibrium model with M/D/C queueing

1 code implementation11 Feb 2021 Bingqing Liu, Theodoros P. Pantelidis, Stephanie Tam, Joseph Y. J. Chow

The model is then applied to compare charging station investment policies of DCFCs to Level 2 charging stations based on two alternative criteria.

Computers and Society

Agent-based Simulation Model and Deep Learning Techniques to Evaluate and Predict Transportation Trends around COVID-19

no code implementations23 Sep 2020 Ding Wang, Fan Zuo, Jingqin Gao, Yueshuai He, Zilin Bian, Suzana Duran Bernardes, Chaekuk Na, Jingxing Wang, John Petinos, Kaan Ozbay, Joseph Y. J. Chow, Shri Iyer, Hani Nassif, Xuegang Jeff Ban

The COVID-19 pandemic has affected travel behaviors and transportation system operations, and cities are grappling with what policies can be effective for a phased reopening shaped by social distancing.

V2I Connectivity-Based Dynamic Queue-Jump Lane for Emergency Vehicles: A Deep Reinforcement Learning Approach

no code implementations1 Aug 2020 Haoran Su, Kejian Shi, Li Jin, Joseph Y. J. Chow

Emergency vehicle (EMV) service is a key function of cities and is exceedingly challenging due to urban traffic congestion.

Blocking

A Real-Time Dispatching Strategy for Shared Automated Electric Vehicles with Performance Guarantees

no code implementations28 Jun 2020 Li Li, Theodoros Pantelidis, Joseph Y. J. Chow, Saif Eddin Jabari

To overcome this complexity, we employ an online minimum drift plus penalty (MDPP) approach for SAEV systems that (i) does not require a priori knowledge of customer arrival rates to the different parts of the system (i. e. it is practical from a real-world deployment perspective), (ii) ensures the stability of customer waiting times, (iii) ensures that the deviation of dispatch costs from a desirable dispatch cost can be controlled, and (iv) has a computational time-complexity that allows for real-time implementation.

Scheduling

Empirical validation of network learning with taxi GPS data from Wuhan, China

no code implementations9 Nov 2019 Susan Jia Xu, Qian Xie, Joseph Y. J. Chow, Xintao Liu

In prior research, a statistically cheap method was developed to monitor transportation network performance by using only a few groups of agents without having to forecast the population flows.

Forecasting e-scooter substitution of direct and access trips by mode and distance

no code implementations21 Aug 2019 Mina Lee, Joseph Y. J. Chow, Gyugeun Yoon, Brian Yueshuai He

An e-scooter trip model is estimated from four U. S. cities: Portland, Austin, Chicago and New York City.

Air Taxi Skyport Location Problem for Airport Access

no code implementations1 Apr 2019 Srushti Rath, Joseph Y. J. Chow

Witnessing the rapid progress and accelerated commercialization made in recent years for the introduction of air taxi services in near future across metropolitan cities, our research focuses on one of the most important consideration for such services, i. e., infrastructure planning (also known as skyports).

Clustering

Network learning via multi-agent inverse transportation problems

1 code implementation14 Sep 2016 Susan Jia Xu, Mehdi Nourinejad, Xuebo Lai, Joseph Y. J. Chow

New inverse optimization models and supporting algorithms are proposed to learn the parameters of heterogeneous travelers' route behavior to infer shared network state parameters (e. g. link capacity dual prices).

Descriptive

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