Selected Editorship

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Journal secial issue 2016: Day to Day Dynamics in Transportation Networks.

Transportation Research Part B, 92.

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Special issue 2016: Big data for Driver, Vehicle, and System Control in ITS.

IEEE Transactions on Intelligent Transportation Systems, 17(6).

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Special issue 2014: Advances in Equilibrium Models for Analyzing Transportation Network Reliability. Transportation Research Part B, 66.

 

Special issue 2013: Transportation Network Reliability.

Transportmetrica B: Transport Dynamics, 1(3).

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Journal special issue: 2011. Emerging Theories in Traffic and Transportation and (2) Emerging Methods for Transportation and Traffic Operations. Transportation Research Part C, 19(2).

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Journal special issue: 2011. Advanced Systems for Public Transport Scheduling and Network Design. Public Transport, 3(1).

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Journal special issue: 2010. Advanced Systems for Public Transport Scheduling and Control.

Public Transport, 2(3).

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Journal special issue: 2010. Recent Advances in Traffic Control and Management.

Journal of Advanced Transportation, 44(4).

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Journal special issue: 2010. Advanced Methods for Public Transport System Management.

Public Transport, 2(1-1).

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Transportation and Traffic Theory 2009: Golden Jubilee (with William Lam and SC Wong). Springer.  

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Journal special issue: 2009. Improving Network Reliability through ITS Technologies (with Jan-Dirk Schmöcker). Journal of Intelligent Transportation Systems, 13(1). 

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​​Representative Articles (Full list)

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Lee, E., Li, M.Z., Li, L.B., Lo, H.K. 2025. Integrated flexible transport service for passenger and freight under stochastic demand and service time. Transportation Research Part B, accepted.

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Ma, Q.R., Lee, E., Du, K.J., Su, Z.Y., Tso, M., Chan, H.W., Lo, H.K., Lee, S.W.R. 2025. Optimizing Train Car Passenger Load via Platform Escalator Directions: An Iterative Backpropagation Framework for Computational Efficiency. Transportation Research Part C, 105261.

 

Lee, E., Huai, Y., Lo, H.K., Zhang, A. 2025. Flight Scheduling and Pricing with High-speed Rail Coopetition and Delay Uncertainty. Transportation Research Part E, 200, 104219.

 

Huai, Y., Lo, H.K., Zhang, A. 2025. Optimal private housing supply under various schemes of public housing provision. Transportation Research Part B, 103232.

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Huai, Y., Lee, E., Lo, H.K., Zhang, A. 2025 Airport charge, terminal capacity, and suggested airport arrival time: Considering non-aeronautical business. Transportation Research Part B, 103222.

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Su, Z.Y., Lee, E., Du, K.J., Ma, Q.R., Lo, H.K. 2025. Resilient Bus Services Design in a Multimodal Network with Uncertain Metro System Disruption. Transportation Research Part C, 174, 105118.

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Huai, Y., Lee, E., Lo, H.K., Zhang, A.M. 2025. Airport’s optimal decisions considering non-aeronautical business, terminal capacity and alternative regulatory regimes. Transportation Research Part B, 195, 103192.

 

Liang, Z., Lo, H.K., Ng, K.F., Axhausen, K. 2025. On measuring walking accessibility: a link-based utility approach. Transportation Research Part A, 194, 104431.

 

Li, L.B., Huang, W., Lo, H.K., Wu, Y.H. 2025. An offline optimisation online implementation approach for adaptive traffic signal control. Transportmetrica A: Transport Science. DOI: 10.1080/23249935.2025.2469631.

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Liu, J.Q., Liang, Z. Huai, Y., Lo, H.K. 2025. Investigating Utility-based Walking Accessibility: New versus Old Development Areas in Hong Kong. Transport Policy, 165, 97-106.

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​​Kashmiri, F.A., Lo, H.K., Huai, Y., Liang, Z., Li, L.B. 2025. Routing of autonomous vehicles for otpimal

total system cost under equilibrium. Transportation Research Part C, 171, 105004.

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Du, K.J., Lee, E., Ma, Q.R., Su, Z.Y., Zhang, S.Y., Lo, H.K. 2025. Metro Passenger Routing Choices Estimation with A Fully Differentiable End-to-end Simulation-Based Optimization (SBO). Transportation Science, 59(4), 802-822.

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Cen, X.K., Ren, K.H., Lee, E., Lo, H.K. 2024. A two-sided equilibrium model of Vehicle-to-Vehicle charging platform. Transportation Research Part C, 168, 104821.

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Liang, Z., Lo, H.K., Ng, K.F. 2024. On Modeling and Enhancing Walkability: A Review of Transport Planning and Network Design Elements. International Journal of Sustainable Transportation, 18(10), 827-842.

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Wan, L.J., Yu, C.H., Lo, H.K. 2024. Traffic Signal Coordination under Stochastic Demands and Turning Ratios Considering Spatial-Temporal Dependencies. IEEE Transactions on Intelligent Transportation Systems, 25(11), 18236-18251.

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Tan, Q., Hou, J., Li, Y., Qu, R., Zhou, P., Zong, S., Lo, H.K., Zhang, X. 2024. Exploring noise reduction strategies: optimizing drone station placement for last-mile delivery. Transportation Research Part D, 133, 104306.

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Li, M.Z., Lee, E., Lo, H.K. 2024. Offline planning and online operation of zonal-based flexible transit service under demand uncertainties and dynamic cancellations . Transportation Research Part C, 168, 104715.

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Lee, E., Kawakita, T., Huai, Y, Lo, H.K. 2024. , Zhang, A. 2024. Airline and high-speed rail collaboration and competition under travel time variability. Transportation Research Part A , 185, 104104 .

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Du, K.J., Wang, S.L., Lo, H.K. 2024. Traffic Parameters Estimation with Partial Vehicle Trajectories By The Iterative Partial Backpropagation Maximum Likelihood Estimation (IPB-MLE) Framework. IEEE Transactions on Intelligent Transportation Systems, 25(10), 14855-14865.

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Ngoduy, D., Nguyen, C., Lee, S., Zheng, Z., Lo, H.K. 2024. A dynamic system optimal dedicated lane design for connected and autonomous vehicles in a heterogeneous urban transport network. Transportation Research Part E, 103562.

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Wan, L.J., Ma, M.J., Lo, H.K., Yu, C.H. 2024. Signal Optimization at an Isolated Intersection under Cyclic Vehicle Arrivals Using Spatially Sparse Trajectory Data. Transportation Research Part C, 163, 104643.

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Tan, Q., Zhong, S., Qu, R., Li, Y., Zhou, P., Lo, H.K., Zhong, S., Zhang, X.  2024. Low-noise flight path planning of drones based on a virtual flight noise simulator: a vehicle routing problem.  IEEE Intelligent Transportation Systems Magazine, 147, 109071.

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Tan, Q., Li, Y., Wu, H., Zhou, P., Lo, H.K., Zhong, S., Zhang, X.  2024. Enhancing sustainable urban air transportation: low-noise UAS flight planning using noise assessment simulator.  Aerospace Science and Technology, 147, 109071.

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Kashmiri, Faizan A , Lo, H.K. 2024. Routing of Multi-modal Autonomous Vehicles for System Optimal flows and Average Travel Cost Equilibrium over Time.  Transportation Research Part C, 159, 104483.

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Lee, E., Lo, H.K., Li, M.Z. 2024. Optimal Zonal Design for Flexible Bus Service under Spatial and Temporal Demand Uncertainty.  IEEE Intelligent Transportation Systems Transactions, 25(1), 251-262.

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Liang, Z., Ng, K.F., Huai, Y, Lo, H.K., Axhausen K.W. 2023. A stated preference approach for measuring walking accessibility. Transportation Research Part D, 122, 103876.

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Patwary, A.U.Z., Wang S., Lo, H.K. 2023. . Iterative Backpropagation Method for Efficient Gradient Estimation in Bilevel Network Equilibrium Optimization Problems. Transportation Science, 57(5), 1134-1159.

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Liang, Z., Jiang, G., Lo, H.K. 2023. Dynamic equilibrium analyses in a ride-sourcing market under travel time uncertainty. Transportation Research Part C, 153, 104222.

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Li, M., Jiang, G., Lo, H.K. 2023. Optimal cancellation penalty for competing ride-sourcing platforms under waiting time uncertainty. Transportation Research Part E, 174, 103107.

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Li, M., Lee, E., Lo, H.K. 2023. Frequency-based Zonal Flexible Bus Design Considering Order Cancellation. Transportation Research Part C, 152, 104171.

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Tan, Q., Bian H., Guo, J. Zhou, P., Lo, H.K., Zhong, S., Zhang. X.  2023. Virtual flight simulation of delivery drone noise in the urban residential community. Transportation Research Part D, 118, 103686.

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Hoang, N., Panda, M.K., Vu, H., Dong, N., Lo, H.K. 2023. A new framework for mixed-user dynamic traffic assignment considering delay and accessibility to information. Transportation Research

Part C, 103977.

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Lee, E., Cen, X.K., Lo, H.K. 2022. Scheduling Zonal-based Flexible Bus Service under Dynamic Stochastic Demand and Time-dependent Travel Time. Transportation Research Part E, 168, 102931.

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Chen, G.J., Zhang, S.Y., Lo, H.K., Liu, H.D. 2022. Does bus bunching happen inevitably: the counteraction between link and stop headway deviations?  Transportation Research Part C, 143, 103828.

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Kashmiri, Faizan A., Lo, H.K. 2022. Routing of Autonomous Vehicles for System Optimal Flows and Average Travel Time Equilibrium over Time. Transportation Research Part C, 143, 103818.

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Wang, S., Patwary, A.U.Z., Huang, W., Lo, H.K. 2022. A general framework for combining traffic flow models and Bayesian network for traffic parameters estimation. Transportation Research

Part C, 139, 103664.

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Li, MZ. Jiang, G., Lo, H.K. 2022. Pricing strategy of ride-sourcing services under travel time variability. Transportation Research Part E, 102631.

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Li, L, Huang, W., Chow, A.H.F., Lo, H.K. 2022. Two-stage Stochastic Program for Dynamic Coordinated Traffic Control under Demand Uncertainty. IEEE Intelligent Transportation Systems Transactions, 23(8), 12966-12976.

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Jiang, G., Wang, S., Lo, H.K., Liang, Z. 2022. Modeling Cost Variability in a Bottleneck Model with Degradable Capacity. Transportmetrica B, 10, 84-110.

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Patwary, A.U.Z, Huang, W., Lo, H.K. 2021. A Link-to-link Segment based Metamodel for Dynamic Network Loading. Transportation Research Part C, 130, 103286.

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Lee, E., Cen, X.K., Lo, H.K. 2021. Zonal-based flexible bus service under elastic stochastic demand. Transportation Research Part E, 152, 102367.

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Huai, Y., Lo, H.K., Ng, K.F. 2021. Monocentric versus polycentric urban structure: Case Study in Hong Kong. Transportation Research Part A, 151, 99-118.

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Jiang, G., Lo, H.K., Tang, Q., Liang, Z., S. Wang. 2021. The impact of Road Pricing on Travel Time Variability under Elastic Demand. Transportmetrica B, 9, 595-621.

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Li, L., Lo, H.K., Huang, W., Xiao, F. 2021. Mixed bus fleet location-routing-scheduling under range uncertainty. Transportation Research Part B,  146, 155-179

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Lee, E., Cen, X., Lo, H.K., Ng, K.F. 2021. Designing zonal-based flexible bus services under stochastic demand. Transportation Science, 55(6), 1280-1299.

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Patwary, A.U.Z., Huang W., Lo, H.K. 2021. Metamodel-based Calibration of Large-scale Multimodal Microscopic Traffic Simulation. Transportation Research Part C, 124, 102859

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Zhang, S., Lo, H.K., Ng, K.F. Chen, G. 2020. Metro system disruption management and substitute bus service: a systematic review and future directions. Transport Reviews, 41(2), 230-251.

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Wang, S.L., Huang W., Lo, H.K. 2020. Combining shockwave analysis and Bayesian Network for traffic parameter estimation at signalized intersections considering queue spillback. Transportation Research Part C. 120, 102807.

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Yuan, K., Lo, H.K. 2021. Multi-class traffic flow dynamics: an endogenous model. Transportation Science, 55(2), 456-474.

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Huang, W., Xu, G.M., Lo, H.K. 2020. Pareto-optimal sustainable transportation network design under spatial queuing. Networks and Spatial Economics, 20(3), 637-673. 

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Che, W., Frey, C., Fung, J., Ning, Z., Qu, H., Lo, H.K., et al. 2020. PRAISE-HK: A personalized real-time air quality informatics system for citizen participation in exposure and health risk management. Sustainable Cities and Society, 54, 101986.

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Zhang, SY, Lo, H.K. 2020. Metro Disruption Management: Contracting Substitute Bus Service under Uncertain System Recovery Time. Transportation Research Part C, 110, 98-122.

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Lin, W.H., Lo, H.K. 2019. Effect of Reducing the Price of Anarchy on Fairness in Highway Resource Allocation for Individual Users. Transportmetrica B, 7, 1670-1692.

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Jiang, G., Fosgerau, M., Lo, H.K. 2020. Route Choice, Travel Time Variability, and Rational Inattention. Transportation Research Part B, 188-207.

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Liang, J.P., Wu, J.J., Gao, Z.Y., Sun, H.S., Yang, X., Lo, H.K. 2019. Bus Transit Network Design with Uncertainties on the Basis of a Metro Network: A two-step model framework. Transportation Research Part B, 126, 115–138.

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Li, L., Lo, H.K., Xiao, F. 2019. Mixed Bus Fleet Scheduling under Range and Refueling Constraints. Transportation Research Part C, 104, 443-462.

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Wang, S., Huang, W., Lo, H.K. 2019. Traffic Parameters Estimation for Signalized Intersections based on Combined Shockwave Analysis and Bayesian Network. Transportation Research Part C, 104, 22-37.

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Smith, M., W. Huang, F. Viti, C. Tampere,and H. Lo. 2019. Quasi-dynamic Traffic Assignment with Spatial Queueing, Control and Blocking Back. Transportation Research Part B, 122, 140-166.

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Zhang, SY, H. Lo. 2018. Metro Disruption Management: Optimal Initiation Time of Substitute Bus Services under Uncertain System Recovery Time. Transportation Research Part C, 97, 409-427.

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Cen, X.K., H. Lo., L. Lu, E. Lee. 2018. Modeling Electric Vehicles Adoption for Urban Commute Trips. Transportation Research Part B, 117, 431-454.

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Hoang, N., H. Vu, H. Lo. 2018. An informed user equilibrium dynamic traffic assignment problem in a multiple origin-destination stochastic network. Transportation Research Part B, 115, 207-230.

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Zhang, S., H. Lo. 2018. Two-way-looking self-equalizing headway control for bus operations. Transportation Research Part B, 110, 280-301.

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Li, L., H. Lo., W. Huang. 2018. Adaptive Coordinated Traffic Control for Stochastic Demand. Transportation Research Part C, 31-51.

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Hoang, H.L., H. Vu, M. Panda, H. Lo. 2019. A linear framework for dynamic user equilibrium traffic assignment in a single origin-destination capacitated network. Transportation Research Part B, 126, 329-352.

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Zhu, S, G. Jiang, H. Lo. 2017. Capturing Value of Reliability through Road Pricing in Congested Traffic under Uncertainty. Transportation Research Part C, 23, 664-678.

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Han, L., D.Z.W. Wang, H. Lo., C. Zhu, C., X. Cai. 2017. Discrete-time Day-to-day Dynamic Congestion Pricing Scheme Considering Multiple Equilibria. Transportation Research Part B, 104, 1-16.

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Ng, K.F., H. Lo. 2017. On Joint Railway and Housing Development: Housing-led versus Railway-led Schemes. Transportation Research Part B, 106, 464-488.

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Ng, M. and H. Lo. 2016. Robust Models for Transportation Service Network Design. Transportation Research Part B, 94, 378–386.

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Li, L., H. Lo., F. Xiao, and X. Cen. 2018. Mixed Bus Fleet Management Strategy for Minimizing Overall and Emissions External Costs. Transportation Research Part D, 60, 104-118.

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Ma, W., K. An, H. Lo. 2016. Multi-stage stochastic program to optimize signal timings under coordinated adaptive control. Transportation Research Part C, 72, 342-359.

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Lo, H., D. Watling, G. Cantarella. 2016. Editorial: Day-to-Day Dynamics in Transportation Networks. Transportation Research Part B, 92, 1-2.

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Xiao, Yu, H. Lo. 2016. Day-to-day Departure Time Modeling under Social Network Influence. Transportation Research Part B, 92, 54-72.

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Xu, X., H. Lo., A. Chen, E. Castillo. 2016. Robust Network Sensor Location for Complete Link Flow Observability under Uncertainty. Transportation Research Part B, 88, 1-20.

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Cen, X.K., H. Lo., and L. Li, 2016. A Framework for estimating traffic emissions: the development of Passenger Car Emission Unit. Transportation Research Part D, 44, 78-92.

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An, K. and H. Lo. 2016. Two-Phase Stochastic Program for Transit Network Design under Demand Uncertainty. Transportation Research Part B, 84, 157-181.

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Li, Lu, H. Lo., and X.K. Cen. 2015. Optimal Bus Fleet Replacement Strategy for Emissions Reduction. Transportation Research Part D, 41, 330-347.

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Lin, W. and H. Lo. 2015. Highway Voting System: Embracing a Possible Paradigm Shift in Traffic Data Acquisition. Transportation Research Part C, 56, 149-160.

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Ng, K.F. and H. Lo. 2015. Optimal Housing Supply in a Bid-Rent Equilibrium Framework. Transportation Research Part B, 74, 62-78.

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Yu, C.H., W.J. Ma, H. Lo., and X. Yang. 2015. Optimization of Mid-block Pedestrian Crossing Network with Discrete Demands. Transportation Research Part B, 73, 103-121.

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An, K. and H. Lo. 2015. Robust Transit Network Design with Stochastic Demand Considering Development Density. Transportation Research Part B , 81, 737-754.

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Xu, X.D., A. Chen, S. Kitthamkesorn, H. Yang, and H. Lo. 2015. Modeling absolute and relative cost differences in stochastic user equilibrium problem. Transportation Research Part B, 81, 686-703

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Li, X., and H. Lo. 2014. Energy Minimization in Dynamic Train Scheduling and Control for Metro Rail Operations. Transportation Research Part B, 70, 269-284.

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Ma, W.J, D. Liao, Y. Liu, and H. Lo. 2015. Optimization of Pedestrian Phase Patterns and Signal Timings for Isolated Intersection. Transportation Research Part C, 58, 502-514

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Castillo, E., A. Calvino, H. Lo., J. Menendez, Z. Grande. 2014. Non-planar Hole-generated Networks and Link Flow Observability Based on Link Counters. Transportation Research Part B, 68, 239-261.

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Lam, W., H. Lo., SC Wong. 2014. Editorial: Advances in Equilibrium Models for Analyzing Transportation Network Reliability. Transportation Research Part B, 66, 1-3.

       　

Xiao, L. and H. Lo. 2015. Combined Route Choice and Adaptive Traffic Control in a Day-to-day Dynamical System. Network and Spatial Economics, 15(3), 697-717.

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Li, X., and H. Lo. 2014. An Energy-Efficient Scheduling and Speed Control Approach for Metro Rail Operations. Transportation Research Part B, 64, 73-89.

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Xiao, L. and H. Lo. 2014. Adaptive Vehicle Navigation with En Route Stochastic Traffic Information. IEEE Transactions on Intelligent Transportation Systems, 15(5), 1900-1912.

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An, K. and H. Lo. 2014. Ferry Service Network Design with Stochastic Demand under User Equilibrium Flows. Transportation Research Part B, 66, 70-89.

       　

Xu, XD., A. Chen, L. Cheng, and H. Lo. 2014. Modeling Distribution Tail in Network Performance Assessment: An Alternative Risk Measure and Analytical Estimation Method. Transportation Research Part B, 66, 32-49.

       　

Castillo, E., A. Calvino, M. Nogal and H. Lo. 2014. On the Probabilistic and Physical Consistency of Traffic Random Variables and Models. Computer-Aided Civil and Infrastructure Engineering, 29, 496-517.

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Siu, B. and H. Lo. 2013. Punctuality-based departure time scheduling under stochastic bottleneck capacity: Formulation and Equilibrium. Transportmetrica B: Transport Dynamics, 1(3), 195-225.

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Castillo, E., M. Nogal, A. Calvino, A. Rivas, and H. Lo. 2013. A Model for Continuous Dynamic Network Loading Problem with Different Overtaking Class Users. Journal of Intelligent Transportation Systems, 17(4), 328-350.

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Lo, H., K An. And W. Lin. 2013. Ferry Network Design under Demand Uncertainty. Transportation Research Part E, 59, 48-70.

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Zhu, F., H. Lo., and H.Z. Lin. 2013. Delay and Emissions Modeling for Signalized Intersection. Transportmetrica B: Transport Dynamics, 1(2), 111-135.

       　

Lo, H. and A. Sumalee. 2013.Transport Dynamics: Its time has come! Transportmetrica B: Transport Dynamics, inaugural Issue, 1(1), 102. (download copy)

       　

Ma, X. and H. Lo. 2013. On Joint Railway and Housing Development Strategy. Transportation Research Part B, 57, 451-467.

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Xiao, L. and H. Lo. 2013. Adaptive Vehicle Routing for Risk-Averse Travelers. Transportation Research Part C, 36, 460-479.

       　

Ng, M. and H. Lo. 2013. Regional Air Quality Conformity in Transportation Networks with Stochastic Dependencies: A Theoretical Copula-Based Model. Networks and Spatial Economics, 13(4), 373-397.

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Castillo, Enrique; Calviño, Aida; Sánchez-Cambronero, Santos; H. Lo. 2013. A Multi-class User Equilibrium Model Considering Overtaking across Classes. IEEE Transactions on Intelligent Transportation Systems, 14(2), 928-942.

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Smith, M, M.L. Hazelton, H. Lo., G.E. Cantarella, and D. Watling. 2014. The long term behavior of day-to-day traffic assignment models. Transportmetrica A: Transport Science, 10(7), 647-660.

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Siu, B and H. Lo. 2013. Punctuality-based Route and Departure Time Choice. Transportmetrica A: Transport Dynamics, 1(3), 195-225.

       　

Ekstrom, J., A. Sumalee, H. Lo. 2012. Optimizing toll locations and levels using a linear approximation approach. Transportation Research Part B, 46, 834-854.

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Ma, X. and H. Lo. 2012. Modeling transport management and land use over time. Transportation Research Part B, 46, 687-709.

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Wong, SC, N.N. Sze, BPY Loo, ASY Chow, H. Lo., WT Hung. 2012. Performance evaluations of the spiral-marking roundabouts in Hong Kong. ASCE Journal of Transportation Engineering, 138, 1377-87.

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Lin, W., H. Lo., and L. Xiao. 2011. A quasi-dynamic robust control scheme for signalized intersections. Journal of Intelligent Transportation Systems, 15(4), 223-233.

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Lam, W., SC Wong, and H. Lo. 2011. Emerging theories in traffic and transportation; (2) Emerging methods for transportation and traffic operations. Transportation Research Part C, 19(2), 167-171.

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Luathep, P., A. Sumalee, W.H.K. Lam, Z.C. Li, H. Lo. 2011. Global optimization method for mixed transportation network design problem: a mixed-integer linear programming approach.

Transportation Research Part B, 45, 808-827.

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Tang, S. and H. Lo. 2010. Assessment of Public Private Partnership Models for Mass Rail Transit - An Influence Diagram Approach. Public Transport, 2(1), 111-134.

       　

Wang, D.Z.W. and H. Lo. 2010. Global Optimum of the Linearized Network Design Problem with Equilibrium Flows. Transportation Research Part B, 44, 482-492.

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Bie, J. and H. Lo. 2010. Stability and attraction domains of traffic equilibria in a day-to-day dynamical system formulation. Transportation Research Part B, 44, 90-107.

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Bie, J., H. Lo., and S. C. Wong. 2010. Capacity Evaluation of Multi-Lane Traffic Roundabout. Journal of Advanced Transportation, 44(4), 245-255.

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Tang, S. and H. Lo. 2010. On the Financial Viability of Mass Transit Development: The Case of Hong Kong. Transportation, 37, 299-316.​

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Lin, W. and H. Lo. 2009. Investigating Braess’ Paradox with Time-Dependent Queues. Transportation Science, 43(1), 117-126.

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Lo, H. and W.Y. Szeto. 2009. Time-Dependent Transport Network Design under Cost-Recovery. Transportation Research Part B, 43, 142-158.

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Wang, D.Z.W. and Lo, H. 2008. Multi-fleet ferry service network design with passenger preferences for differential services. Transportation Research Part B, 42, 798-822.

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Tang, S. and H. Lo. 2008. The Impact of Public Transport Policy on the Viability and Sustainability of Mass Railway Transit – The Hong Kong Experience. Transportation Research Part A, 42, 563- 576.

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Han, D., H. Lo., J. Sun, and H. Yang. 2008. The toll effect on price of anarchy when costs are nonlinear and asymmetric. European Journal of Operational Research, 186(1), 300–316.

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Szeto, W.Y. and H. Lo. 2008. Time-Dependent Transport Network Improvement and Tolling Strategies. Transportation Research Part A, 42(2), 376-391.

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Siu, B. and H. Lo. 2008. Doubly Uncertain Transport Network: Degradable Capacity and Stochastic Demand. European Journal of Operational Research, 191, 164-179.

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​Chow, A.H.F. and H. Lo. 2007. Sensitivity analysis of signal control with physical queuing: Delay derivatives and an application. Transportation Research Part B, 41, 462-477.

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Lo, H. 2006. A Reliability Framework for Traffic Signal Control. IEEE Transactions on Intelligent Transportation Systems, 7(2), 250-260.

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Lo, H., X.W. Luo, and B. Siu. 2006. Degradable Transport Network: Travel Time Budget of Travelers with Heterogeneous Risk Aversion. Transportation Research Part B, 40, 792-806.

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Szeto, W.Y. and H. Lo. 2006. Transportation Network Improvement and Tolling Strategies: The issue of Intergeneration Equity. Transportation Research Part A, 40, 227-243.

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Lo, H. and W.Y. Szeto. 2005. Road Pricing Modeling for Hyper-congestion. Transportation Research Part A, 39, 705-722.

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Lai, M.F. and H. Lo. 2004. Ferry Service Network Design: Optimal Fleet Size, Routing, and Scheduling. Transportation Research Part A, 38, 305-328.

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Szeto, W.Y. and H. Lo. 2004. A Cell-based Simultaneous Route and Departure Time Choice Model with Elastic Demand. Transportation Research Part B, 38, 593-612.

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Lo, H. and W.Y. Szeto. 2004. Modeling Advanced Transportation Information Systems: Static Versus Dynamic Paradigms. Transportation Research Part B, 38, 495-515.

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Lo, H., C.W. Yip, and Q.K. Wan. 2004. Modeling Competitive Multi-modal Transit Services: A Nested Logit Approach. Transportation Research Part C, 12, 251-272.

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Lo, H., C.W. Yip, K.H. Wan. 2003. Modeling Transfer and Nonlinear Fare Structure in Multi-modal Network. Transportation Research Part B, 37, 149-170.

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Lo, H. and Y.K. Tung. 2003. Network with degradable Links: Capacity Analysis and Design. Transportation Research Part B, 37, 345-363.

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W. Lin and H. Lo. 2003. A Theoretical Probe of a German Experiment on Stationary Moving Traffic Jams. Transportation Research Part B, 37, 251-261. 

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Lo, H. and Y.W. Szeto. 2002. A Cell-based Variational Inequality Formulation of the Dynamic User Optimal Assignment Problem. Transportation Research Part B, 36, 421-443. (Conference version won the 2001 WCTR Award.)

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Lo, H., Y.W. Szeto. 2002. A Methodology for Sustainable Traveler Information Services. Transportation Research Part B, 36, 113-130.

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Chen, A., H. Yang, H. Lo., and W. Tang. 2002. Capacity Reliability of a Road Network: An Assessment Methodology and Numerical Results. Transportation Research Part B, 36, 225-252.

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Lo, H. 2001. A Cell-based Traffic Control Formulation: Strategies and Benefits of Dynamic Timing Plans. Transportation Science, 35(2), 148-164.

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Lo, H., E. Chang, and Y.C. Chan. 2001. Dynamic Network Traffic Control. Transportation Research Part A, 35(8), 721-744.

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Wong, S.C., C. Yang, and H. Lo. 2001. A Path-based Traffic Assignment Algorithm Using the TRANSYT Traffic Model. Transportation Research Part B, 35, 163-181.

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Chen, A, H. Lo., and H. Yang. 2001. A Self-Adaptive Projection and Contraction Algorithm for the Traffic Equilibrium Problem with Path-Specific Costs. European Journal of Operational Research, 135 (1): 27-41.  

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Lo, H. and A. Chen 2000. Traffic Equilibrium Problem with Route-specific Costs: Formulation and Algorithms. Transportation Research Part B, 34, 493-513

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Lin, W. and H. Lo. 2000. Are the Objective and Solutions of the Dynamic User-Equilibrium Models Always Consistent? Transportation Research Part A, 34, 137-144.  

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Lo, H. 1999. A Novel Traffic Signal Control Formulation.  Transportation Research Part A, 33, 433-448.

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McCord. M., Y.K. Lee, and H. Lo. 1999. Strategic Routing Through Dynamic Current Estimates Derived from Satellite Altimetry: Simulated Performance Results. Transportation Science, 33, 1, 49-67.  ​

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Lo, H. and M. McCord. 1998. Adaptive Ship Routing through Stochastic Ocean Currents: General Formulations and Empirical Results. Transportation Research Part A, 32, 547-561.  

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Lo, H. and M. McCord. 1995. Routing Through Dynamic Ocean Currents: General Heuristics and Empirical Results in the Gulf Stream Region. Transportation Research Part B, 29, 109-124.  

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Lo, H., M. McCord, and C. Wall. 1991.  Value of Ocean Current Information for Strategic Routing. European Journal of Operational Research, 55(2), 124-135.    

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