CV

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Education

• Ph.D in Transportation Engineering, Southeast University, Mar 2022 - Mar 2026
  • Affiliate: School of Transportation
  • Advisor: Jian Wang, Wei Wang
• Joint Doctoral Program in Civil Engineering, University of Wisconsin-Madison, Jan 2024 - Jan 2025
  • Affiliate: College of Engineering
  • Advisor: Sikai (Sky) Chen
• M.S. in Transportation Engineering, University of Shanghai for Science and Technology, Sep 2018 - Mar 2021
  • Affiliate: School of Management
  • Advisor: Jing Zhao

Work experience

• Postdoc Fellow : The Hong Kong Polytechnic University, Mar 2026 - Present
  • Affiliate: Department of Logistics and Maritime Studies
  • Advisor: Shuaian (Hans) Wang, Min Xu

Publications

Single-Layer Efficient Optimization for Right-of-Way and Trajectory Control of Connected and Autonomous Vehicles at Signalized Intersections

Q. Liu, H. Zhou, J. Huo, and C. Ma. "Single-Layer Efficient Optimization for Right-of-Way and Trajectory Control of Connected and Autonomous Vehicles at Signalized Intersections." Journal of Transportation Engineering, Part A: Systems, accepted.

Distributed two-dimension model predictive control for left-turn control of connected and automated vehicle platoons at signalized intersections

Q. Liu and J. Wang. (2026). "Distributed two-dimension model predictive control for left-turn control of connected and automated vehicle platoons at signalized intersections" Transportation Research Part E: Logistics and Transportation Review, 212, 104954.

REACT: Runtime-Enabled Active Collision-Avoidance Technique for Autonomous Driving

H. Huang, H. Cheng, Z. Zhou, Z. Wang, H. Wang, Q. Liu, and X. Li. (2026). "REACT: Runtime-Enabled Active Collision-Avoidance Technique for Autonomous Driving." Advanced Engineering Informatics, 71, 104248.

Aggressiveness-conservativeness trade-off in cooperative driving: An adaptive CBF approach under perception constraints

Q. Liu and J. Wang. (2026). "Aggressiveness-conservativeness trade-off in cooperative driving: An adaptive CBF approach under perception constraints." Transportation Research Part C: Emerging Technologies, 183, 105435.

Integrated Spatiotemporal Resource and Vehicle Coordination for Optimizing Signal Control Intersection Performance

Q. Liu, J. Wang, D. Ngoduy, X. Hua, and W. Wang. "Integrated Spatiotemporal Resource and Vehicle Coordination for Optimizing Signal Control Intersection Performance." Under review at IEEE Transactions on Vehicular Technology.

Model Predictive Control for Coordinated Lane Assignment and Longitudinal Coordination in Intersection Lane Expansion Zones

Q. Liu, D. Ngoduy, W. Yu, and J. Wang. (2025). "Model Predictive Control for Coordinated Lane Assignment and Longitudinal Coordination in Intersection Lane Expansion Zones." 2025 IEEE 28th International Conference on Intelligent Transportation Systems (ITSC), 2776–2780.

Fair and Safe: A Real-Time Hierarchical Control Framework for Intersections

L. Shi, Y. Kim, X. Zhong, W. Kontar, Q. Liu, and S. Ahn. (2025). "Fair and Safe: A Real-Time Hierarchical Control Framework for Intersections." arXiv preprint, arXiv:2511.05886. Under review at IEEE Transactions on Intelligent Transportation Systems.

RiskNet: Interaction-Aware Risk Forecasting for Autonomous Driving in Long-Tail Scenarios

Q. Liu, H. Huang, S. Zhao, L. Shi, S. Ahn, and X. Li. (2025). "RiskNet: Interaction-Aware Risk Forecasting for Autonomous Driving in Long-Tail Scenarios." Transportation Research Part E: Logistics and Transportation Review, 205, 104478.

An unstructured single-layer optimization approach for flexible right-of-way allocation and cooperative trajectory planning at signalized intersections

Q. Liu, Z. Huang, Z. Sheng, and S. Chen. (2025). "An unstructured single-layer optimization approach for flexible right-of-way allocation and cooperative trajectory planning at signalized intersections." Computer-Aided Civil and Infrastructure Engineering, 40(19), 2793–2815.

A Fairness-Oriented Control Framework for Safety-Critical Multi-Robot Systems: Alternative Authority Control

L. Shi, Q. Liu, C. Zhou, and X. Li. (2025). "A Fairness-Oriented Control Framework for Safety-Critical Multi-Robot Systems: Alternative Authority Control." 2025 IEEE International Conference on Robotics and Automation (ICRA), 16283–16289.

Real-Time Cooperative Optimization of Right-of-Way Allocation and Two-Dimensional Trajectories for Connected and Automated Vehicles at Signal-Free Intersections

Q. Liu, J. Wang, and Z. Liu. "Real-Time Cooperative Optimization of Right-of-Way Allocation and Two-Dimensional Trajectories for Connected and Automated Vehicles at Signal-Free Intersections." Under review at Transportation Research Part B: Methodological.

Cooperative Longitudinal Driving and Lane Assignment Strategy for Left-Turn Connected and Autonomous Vehicles at Signalized Intersections With a Contraflow Left-Turn Lane

Q. Liu, J. Wang, W. Wang, X. Hua, and Y. Du. (2024). "Cooperative Longitudinal Driving and Lane Assignment Strategy for Left-Turn Connected and Autonomous Vehicles at Signalized Intersections With a Contraflow Left-Turn Lane." IEEE Transactions on Intelligent Transportation Systems, 25(11), 17614–17627.

Uncovering the Secrets of Human-Like Movement: A Fresh Perspective on Motion Planning

L. Shi, Q. Liu, C. Zhou, W. Gao, H. Wu, Y. Zheng, and X. Li. (2024). "Uncovering the Secrets of Human-Like Movement: A Fresh Perspective on Motion Planning." arXiv preprint, arXiv:2409.10747.

Path Planning Method for Electric Vehicles Based on Freeway Network

Q. Liu, W. Wang, and X. Hua. (2021). "Path Planning Method for Electric Vehicles Based on Freeway Network." Journal of Advanced Transportation, 2021, 1–16.

Optimal Trajectory Control for Left-Turn Vehicles at Exit Lane for Left-Turn Intersections

Q. Liu, J. Zhao, and X. Zhou. (2021). "Optimal Trajectory Control for Left-Turn Vehicles at Exit Lane for Left-Turn Intersections." Journal of Transportation Engineering, Part A: Systems, 147(10), 04021056.

Modeling the Operation of Left-Turn Vehicles at Exit Lanes for Left-Turn Intersections

Q. Liu, X. Zhou, and J. Zhao. (2021). "Modeling the Operation of Left-Turn Vehicles at Exit Lanes for Left-Turn Intersections." Journal of Transportation Engineering, Part A: Systems, 147(5), 04021022.

Talks

An unstructured single-layer optimization approach for flexible right-of-way allocation and cooperative trajectory planning at signalized intersections

January 14, 2026

Poster at Transportation Research Board (TRB) Annual Meeting, Washington, DC

Cooperative Longitudinal Driving and Lane Assignment for Left-Turning CAVs at Signalized Intersections with Contraflow Left-Turn Configuration

January 14, 2026

Poster at Transportation Research Board (TRB) Annual Meeting, Washington, DC

RiskNet: Interaction-Aware Risk Forecasting for Autonomous Driving in Long-Tail Scenarios

January 13, 2026

Poster at Transportation Research Board (TRB) Annual Meeting, Washington, DC

Model Predictive Control for Coordinated Lane Assignment and Longitudinal Coordination in Intersection Lane Expansion Zones

November 18, 2025

Oral at 2025 IEEE 28th International Conference on Intelligent Transportation Systems (ITSC), Gold Coast, Australia

A Fairness-Oriented Control Framework for Safety-Critical Multi-Robot Systems: Alternative Authority Control

May 19, 2025

Oral at 2025 IEEE International Conference on Robotics and Automation (ICRA), Atlanta, GA, USA

Service and Leadership

• Journal Reviewer:
  • IEEE Transactions on Intelligent Transportation Systems (TITS)
  • Transportation Research Part C: Emerging Technologies (TRC)
  • Transportation Research Part E: Logistics and Transportation Review (TRE)
  • Transportation Research Interdisciplinary Perspectives (TRIP)