Publications
Journal Papers
- Xiaobo Ma, Adrian Cottam, Mohammad Razaur Rahman Shaon, and Yao-Jan Wu, 2024. Localized Adaptive Freeway Traffic State Prediction Following Ramp Control Scheme Changes (under review).
- Zepu Wang, Xiaobo Ma, Huajie Yang, Weiming Lyu, Peng Sun and Sharath Guntuku, 2024. Uncertainty-Aware Crime Prediction With Spatial Temporal Multivariate Graph Neural Networks (under review).
- Zijian Zhang, Yujie Sun, Zepu Wang, Yuqi Nie, Xiaobo Ma, Peng Sun, Ruolin Li, 2024. Large Language Models for Mobility in Transportation Systems: A Survey on Forecasting Tasks (under review).
- Huajie Yang, Jiali Lin, Jiahao Shi, and Xiaobo Ma, 2024. Testing the Constant Commuting Time Hypothesis Amid Substantial Changes to Transportation and Land Use: Case Study of Portland, OR 1994-2011(under review).
- Xiaobo Ma, Xiao Li, and Hyunsoo Noh, 2024. Travel Reduction through Telecommuting: Lessons Learned from COVID-19 (To be submitted).
- Xiaobo Ma, Ryan Hatch, and Hyunsoo Noh, 2024. Network-level Turning Movement Count Estimation Based on Transfer Learning (To be submitted).
- Xiaobo Ma, Eric Kramer, and Hyunsoo Noh, 2024. Facilitating Employment Database Updates for Transportation Planning with Natural Language Processing (To be submitted).
- Xiao Li, Xiaobo Ma, and Hyunsoo Noh, 2024. Exploring Determinants of Telecommute based on Travel Reduction Program Data (To be submitted).
- Yu Li, Huajie Yang, and Xiaobo Ma,2024. Impact of Bike-Sharing Systems on Mode Substitution: An Intergenerational Perspective (To be submitted).
- Xiaobo Ma, Abolfazl Karimpour, and Yao-Jan Wu, 2024. A Transfer Learning Approach for Vehicle Delay Estimation at Signalized Intersections (To be submitted).
- Xiaobo Ma, Abolfazl Karimpour, and Yao-Jan Wu, 2024. Short-term vehicle delay prediction at signalized intersections using high-resolution event-based data (To be submitted).
- Xiaobo Ma, Abolfazl Karimpour, and Yao-Jan Wu, 2024. Short-term pedestrian delay prediction at signalized intersections using high-resolution event-based data (To be submitted).
- Xiaobo Ma, Abolfazl Karimpour, and Yao-Jan Wu, 2024. Estimating pedestrian delay at signalized intersections using high-resolution event-based data: A transfer learning approach (To be submitted).
- Adrian Cottam, Xiaofeng Li, Xiaobo Ma, and Yao-Jan Wu, 2024. Large-Scale Freeway Traffic Flow Estimation Using Crowdsourced Data: A Case Study in Arizona. Journal of Transportation Engineering, Part A: Systems, 150(7), 04024030.
- Xiaobo Ma, Abolfazl Karimpour, and Yao-Jan Wu, 2024. Data-driven Transfer Learning Framework for Estimating On-ramp and Off-ramp Traffic Flows. Journal of Intelligent Transportation Systems, 1-14 (2023 Transportation Research Board 102nd Annual Meeting Spotlight of AI Research: Explainable AI).
- Xiaobo Ma, Adrian Cottam, Mohammad Razaur Rahman Shaon, and Yao-Jan Wu, 2021. Application of Transfer Learning for Proactive Ramp Metering Performance Assessment (ITS Arizona 28th Annual Conference Best Paper Award).
- Xiaobo Ma, Abolfazl Karimpour, and Yao-Jan Wu, 2023. Eliminating the Impacts of Traffic Volume Variation on Before and After Studies: A Causal Inference Approach. Journal of Intelligent Transportation Systems, 1-15 (American Statistical Association TSIG Student Paper Award).
- Xiaobo Ma, Abolfazl Karimpour, and Yao-Jan Wu, 2020. Statistical evaluation of data requirement for ramp metering performance assessment. Transportation Research Part A: Policy and Practice, 141, pp.248-261.
- Xiaoling Luo, Xiaobo Ma, Matthew Munden, Yaojan Wu, and Yangsheng Jiang, 2022. A Multi-Source Data Approach for Estimating Vehicle Queue Length at Metered On-Ramps. Journal of transportation engineering, Part A: Systems, 148(2), p.04021117.
- Adrian Cottam, Xiaobo Ma, Xiaofeng Li, and Yao-jan Wu. Large-scale Freeway Traffic Volume Estimation using Crowdsourced Speed Data: A Case Study in Arizona (To be submitted).
- Adrian Cottam, Xiaobo Ma, Yong Ge, and Yao-jan Wu. Spatial Transferability of Volume Estimation Models: A Multi-Model Analysis with Spatial Embedding (To be submitted).
- Xiaobo Ma, Ran Dai, Hantao Wang, and Zhiyu Shou, 2017. Statistical analysis of ship ballast draft of general cargo ship. Ship & Ocean Engineering, 46(2), pp.66-68.
- Xiaobo Ma, Ran Dai, Zhiyu Shou, and Hantao Wang, 2017. Determining the bulk carrier’s ballast draft based on AIS data. Ship Science and Technology, 39(8), pp.51-54.
- Xiaobo Ma, Xuefei Liu, and Ran Dai, 2016. Optimized grey system prediction model on ship traffic flow of Chang-shan channel. Journal of Shanghai Maritime University, (2), pp.12-16.
- Xiaobo Ma, Dongwei Wang, and Ran Dai, 2016. Survey and analysis on status quo of the cultivation of navigation professional spirit in maritime universities. Ship & Ocean Engineering, 45(6), pp.131-134.
- Xiaobo Ma, Jie Zhang, and Ran Dai, 2016. Determining the tanker’s ballast draft based on AIS data. Ship & Ocean Engineering, 45(4), pp.64-66.
- Xiaobo Ma, Baisong Du, and Ran Dai, 2016. Design of a ship’s draft measuring ruler. Ship & Ocean Engineering, 45(3), pp.35-38 (Annual Outstanding Paper Award of China Institute of Navigation).
- Zhou Wang, Xiaobo Ma Weibing Wu, and Qin Zhang, 2016. Navigation safety analysis of Binhai LNG terminal project. China Water Transport, (10), pp.135-137.
- Zhiyu Shou, Xiaobo Ma, and Xiaowei Gao, 2016. Research on Ship Maneuvering of Yuedong LNG Terminal. China Water Transport, (11), pp.29-31.
Conference Papers
- Xiaobo Ma, Abolfazl Karimpour, and Yao-Jan Wu, 2023. Data-driven Transfer Learning Framework for Estimating On-ramp and Off-ramp Traffic Flows. 102nd Annual Meeting of the Transportation Research Board (TRB), Washington, DC. #23-02013.
- Xiaobo Ma, Adrian Cottam, Mohammad Razaur Rahman Shaon, and Yao-Jan Wu, 2021. Application of Transfer Learning for Proactive Ramp Metering Performance Assessment. ITS Arizona 28th Annual Conference, Mesa, AZ.
- Adrian Cottam, Xiaobo Ma, Xiaofeng Li, and Yao-Jan Wu, 2021. Large-scale Freeway Traffic Volume Estimation using Crowdsourced Speed Data: A Case Study in Arizona. 100th Annual Meeting of the Transportation Research Board (TRB), Washington, DC. #21-03258.
- Xiaoling Luo, Xiaobo Ma, Matthew Munden, Yao-Jan Wu, and Yangsheng Jiang, 2021. Queue Length Estimation for Metered On-Ramps: A Multi-Source Data Approach. 100th Annual Meeting of the Transportation Research Board (TRB), Washington, DC. #21-03497.
- Xiaobo Ma, Abolfazl Karimpour, and Yao-Jan Wu, 2020. Statistical Evaluation of Data Requirement for Ramp Metering Performance Assessment: A Case Study of SR-51, Arizona. 99th Annual Meeting of the Transportation Research Board (TRB), Washington, DC. #20-03641.
- Xiaobo Ma, Yao-Jan Wu, 2019. Online prediction of highway traffic flow based on an improved fixed grid wavelet network. Transportation & Communities Summit, Portland, OR.