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RESEARCH INTEREST

  • Smart Mobility

  • Smart Cities

  • Transport Safety

  • Machine Learning

  • Digital Twin

  • Transport Big Data

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SELECTED RESEARCH PROJECTS

  • Unravelling the Relationship Between Built Environment, Walkability and Pedestrian Safety in Compact Cities: A Spatial Analysis Using Multi-source Data. General Research Fund, Research Grants Council. PI. 2027-2029.

  • Expert Review on Seat Belt on Buses. Transport Department. PI. 2026-2027. 

  • Bus Automatic Emergency Braking System Designed for Hong Kong Road and Traffic Conditions. Smart Traffic Fund. PI. 2026-2028.

  • Technical Study for Vehicle Construction and Examination Requirements for Vehicle Registration and Licence Renewal of Cross Border Vehicles among Mainland China-Hong Kong-Macao. Transport Department. PI. 2023-2024.

  • Comprehensive Review of the Driving Test and Licensing Regime in Hong Kong. Transport Department. PI. 2022-2023.

  • Independent Review of the Cogent and Convincing Material for the Temporary Reclamation Required for the Hong Kong Island Kau Yi Chau Road Link. Civil Engineering and Development Department. PI. 2022-2024.

  • Road Safety Assessment Using Advanced Driving Simulation Approach with 3D Geo-Spatial Model. Smart Traffic Fund. PI. 2022-2023.

  • Technical Study for Approval Requirements of New Energy Vehicles. Transport Department. PI. 2022.

  • Technical Study of Vehicle Construction Requirements of Mainland China and the 1949 Convention. Transport Department. PI. 2021.

  • Technical Study for Emergency Exits of Light Buses and Buses. Transport Department. PI. 2020. 

  • The Review of Overseas Seat Belt Requirements and the Cost Benefit Analysis for Installation and Wearing Requirements of Seat Belts for All Passenger Seats on Franchised/Non-Franchised Buses, Private Buses and Rear Passenger Seats on Private Light Buses, Goods Vehicles and Student Services Vehicles. Transport Department. PI. 2019.

  • Survey of Speeds at which Franchised Buses Travel on 20 Sections of Roads. Independent Review Committee on Hong Kong Franchised Bus Service. PI. 2018.

  • Advanced Model for Pedestrian Safety Analysis at Signal Intersection Incorporating Multimodal Exposure. General Research Fund, Research Grants Council. PI. 2019-2021.

  • Safety of Professional Drivers: Analysis from the Empirical, Physiological and Psychological Perspectives. Early Career Scheme, Research Grants Council. PI. 2018 -2020.

  • Red Light Running: Driver Behavior, Perception and Accident Risk at Signalized Intersections. PolyU. PI. 2016-2018.

  • Perception and Behaviour of Elderly Driver and Road Safety in Ageing Society. PolyU. PI. 2016-2019.

  • Bicycle Injury Prevention Program in Tuen Mun District. Healthcare Promotion Fund. Co-I. 2011-2013.

  • The Effectiveness of Penalties in Combating Drink Driving. HKU. PI. 2011- 2012.

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RECENT RESEARCH TOPIC
Driving Behaviour

  • Driving simulator experiment

  • Eye tracking system

  • Safety surrogate measure

  • Stated preference design

  • Weight-in-motion technique

  • Compensatory strategy

  • Deterrent theory

 

Pedestrian Safety

  • Pedestrian crash exposure

  • Spatial analysis

  • Red light running behaviour

  • Risk-return trade-off

  • Computer vision

  • Trajectory tracking

  • Game theory model

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Bicycle Safety

  • Bicycle superhighway

  • Congestion charging scheme

  • Ultra low emission zone

  • Public bicycle sharing system

  • Propensity score matching method

  • Weighted shortest path method

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Advanced Econometric and Deep Learning Model

  • Multivariate regression model

  • Correlated grouped random parameters model

  • Bayesian model with conditional autoregressive prior

  • Random regret minimization approach

  • Synthetic minority over-sampling technique

  • Variational autoencoder method

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