The 15th Asia-Pacific Conference on Transportation and the Environment

  July 8-10, 2026  I  Jeju Island, South Korea

The 15th Asia-Pacific Conference on Transportation and the Environment

July 8-10, 2026  I  Jeju Island, South Korea

Oral Session Tracks

Twenty-five parallel oral tracks across five sessions. Each talk slot is 15 minutes.

Session 1 — July 8 (15:30–17:00)

Track 1Connected Vehicle Traffic ControlCrystal Hall 1 🎤 Moderator: Seunghyeon Lee
Time Title Speaker
15:30-15:45 Risk assessment method for dynamic control strategies at intersection in the intelligent connected traffic environment Junxia Wang
15:45-16:00 Dynamic Control Protocol for Connected Commercial Fleets Qingnan Liang
16:00-16:15 Manoeuvre Coordination as a Day 3+ C-ITS Service: Design and Evaluation of a realistic MCS model in Artery/OMNeT++ Attila Jagudits
16:15-16:30 Integrated Hierarchical Adaptive Traffic Control and Speed Advisory Framework for Mixed Traffic with Connected and Autonomous Vehicles Dohyeon Kim
16:30-16:45 Dynamic road pricing policy for dedicated lane allocation of connected and autonomous vehicles in mixed traffic Suyeon Lee
16:45-17:00 Network-Level Design of CACC in Mixed Traffic: A Robust Optimization Framework with Heterogeneous Human Drivers Meng Li
Track 2Autonomous Vehicle OperationsCrystal Hall 2 🎤 Moderator: Gyounghoon Chun
Time Title Speaker
15:30-15:45 SPaT-Driven Robust Crosswalk Navigation for Autonomous Mobile Robots Myeonghyeon Kim
15:45-16:00 Lane Changing Strategy of Automated Vehicle in Work Zones Considering Stochasticity of Human Driving Yiyi Wang
16:00-16:15 Proactive Take-over Prediction for Autonomous Vehicles: A Comparative Study of Prediction Models Using Real-Road Data Eungju Lee
16:15-16:30 Exploration of Scenario Based Strategy Selection for Autonomous Bus Managed Lane Entrances Donghee Oh
16:30-16:45 A Real-time Estimation of Connected and Autonomous Vehicle Penetration Rate Using LiDAR-Equipped Moving Observer Vehicles Jiwon Park
Track 3Autonomous Driving SafetyCrystal Hall 3 🎤 Moderator: Jaehyun So
Time Title Speaker
15:30-15:45 Delay-Adaptive Safety Buffer Based Traffic Control for Cooperative Driving at Unsignalized Intersections Donghee Oh
15:45-16:00 Restoring Trust in Automated Vehicles: The Effect of Single Strategy and Combined Strategies Yunhao Cai
16:00-16:15 Classifying Driving Scenarios for Robust Multi-Agent Motion Forecasting in Urban Areas Beom Jin Park
16:15-16:30 A Go/Stop Decision Algorithm for Automated Vehicles in Signalized Intersection Dilemma Zones Using a Large Language Model Sungeun Cho
Track 4Mobility Simulation and PredictionCrystal Hall 4 🎤 Moderator: Jiho Yeo
Time Title Speaker
15:30-15:45 A pilot study of the social force model and discrete element model based microscopic pedestrian simulation modeling towards a complex system sicong zhu
15:45-16:00 A Hybrid Framework for Reconciling Link-Level Inflow and Outflow Discrepancies in Traffic Networks Chih-hsuan Lin
16:00-16:15 Deep Generative Model-Based Denoising of Vehicle Trajectories for Microscopic Traffic Data Quality Enhancement Sungmin Yoo
16:15-16:30 Enhancing Travel Demand Simulation through Deep Generative Population Synthesis SangKuk Kim
16:30-16:45 Demand Forecasting Model in an Activity-based model Considering Spatiotemporal Constraints using Korean National Household Travel Survey: Estimations of Trip Mobility & Purpose Shinhyung Cho
Track 5Driver Behavior SafetyCrystal Hall 5 🎤 Moderator: Reuben Tamakloe
Time Title Speaker
15:30-15:45 Development of Abnormal Driving Indicators Based on Naturalistic Driving Data for Bus Driver Risk Assessment Suju Park
15:45-16:00 A Synthesized Risk Index for Mitigating Drowsy Driving on Highways Nuri Park
16:00-16:15 The State-Dependent Effect of a V2X-Based Beyond-Line-of-Sight Warning System on Young Driver Response: A Causal Machine Learning Approach Zishan Peng
16:15-16:30 Evaluating the Safety Impacts of Geometric Design on Freeway Traffic Accidents Sze-En Chuang
16:30-16:45 A Typology and Severity Analysis of Pedal Misapplication Accidents Using Real-World Traffic Accident Data Hansol Jeong

Session 2 — July 9 (08:30–10:00)

Track 6Traffic Injury Risk AnalysisCrystal Hall 1 🎤 Moderator: Han-Tsung Liou
Time Title Speaker
08:30-08:45 Knowledge graph trajectory based training data construction for small language models in traffic safety Yoseph Lee
08:45-09:00 Impact of real-time hazard alerts on rider behaviour: An Integrated EVT-Clustering framework Subbarao Saladi S V
09:00-09:15 Identifying Critical DUI Risk Segments Considering Path Diversity and Road Network Vulnerability Chun Che Hung
09:15-09:30 Contribution of Traffic Park on Children Traffic Safety Education a Comparative Analysis Mital Chakma
09:30-09:45 End-to-End Traffic Crash Detection from Multi-Channel Audio with LLM-Assisted Decision Support Wenhan Yang
Track 7Deep Learning Mobility AnalyticsCrystal Hall 2 🎤 Moderator: Meng Li
Time Title Speaker
08:30-08:45 Which VLM Performs Better in Autonomous Driving? Evidence from Testing and Evaluation across Unstructured Scenes with Visual Corruptions Wenhao Yu
08:45-09:00 Recursive Neurosymbolic Optimization for the Semantic Repair of Structurally Inconsistent Household Travel Surveys Using LLM Kervin Joshua Lucas
09:00-09:15 Text-Based Incident Clearance Time Prediction and VD-Based Traffic Recovery Time Quantification for Freeway Incident Management Yun Lo
09:15-09:30 Sequence-Based Trajectory Modeling for Dynamic Origin–Destination Estimation Junseok Kim
09:30-09:45 Integrating Deep Learning–Based Motion Prediction into Extreme Value Theory: Incorporating Motion Heterogeneity and Interaction Behavior into Crash Risk Estimation Tengfeng Lin
09:45-10:00 Data-driven Trajectory Prediction at Bus Rapid Transit Stations: A Conditional VAE Approach Geo Lee
Track 8Traffic State EstimationCrystal Hall 3 🎤 Moderator: Fan Wu
Time Title Speaker
08:30-08:45 Real-World Mapping of Operational Design Domain Risk Zones for Urban Autonomous Environmental Service Vehicle Eunho Lee
08:45-09:00 Online calibration of stochastic delayed car-following models using Deep Kalman filters Seung Ha Lee
09:00-09:15 Infrastructure-Independent Queue Length Estimation and Dynamic Zoning: A Probabilistic Approach using Network wide-Probe Vehicle Data Hyeokju Nam
09:15-09:30 Estimating Corridor-Level Traffic Speed with Penetration-Aware Uncertainty Using Sparse Probe Vehicle Data Hajeong Park
09:30-09:45 Dynamic Calibration of Social Force Models via Deep Kalman Filtering for Crowd State Estimation SoYeon Lee
09:45-10:00 Explainable Scenario-Adaptive Mobility Simulation in Aging Societies: A Generative Macro-Micro Framework Chaewon Yoon
Track 9Crash Risk PredictionCrystal Hall 4 🎤 Moderators: Juneyoung Park, Nuri Park
Time Title Speaker
08:30-08:45 Multi-Period Safety Evaluation of School Zone Interventions Using Surrogate Measures and Extreme Value Theory Bhavna Katoch
08:45-09:00 Smart Road Testing Risk Evaluation Method Based on Surrogate Safety Measures and Fuzzy Comprehensive Evaluation Junxia Wang
09:00-09:15 Modeling the Mismatch: A Multimodal Data Fusion Approach for Cyclist Risk Perception in Dynamic Traffic Environments Lurong Xu
09:15-09:30 A Multimodal Fusion Approach to Predicting Road Accident Severity Using Street View Imagery and Meteorological Data Kun Liu
Track 10Choice Modeling MethodsCrystal Hall 5 🎤 Moderator: Eui-Jin Kim
Time Title Speaker
08:30-08:45 Interpretable Causal Discovery with Large Language Models: Application to Public Transit Mode Choice Sung-Yoo Lim
08:45-09:00 An Inverse Reinforcement Learning-Based Personalized Route Generation Method Considering Trip Purpose and Time-Dependent Traffic Conditions Jeongwoo Han
09:00-09:15 An end-to-end neural network approach for random regret minimization based discrete choice modelling for mode choice prediction Saptarshi Panda
09:15-09:30 Scalable and Exact Activity-Based Dynamic Discrete Choice Models via Reachability and Sparse Graph Computation Azwan Nazamuddin
09:30-09:45 Unravelling the impacts of built environment on mode preferences: Evidence from a growing city with diverse mode options Muskan

Session 3 — July 9 (10:30–12:00)

Track 11Human-Centered Intelligence for Safe DrivingCrystal Hall 1 🎤 Moderator: Tiantian Chen
Time Title Speaker
10:30-10:45 Influence of Driver Perception on Lane Choice and Merging Behavior at Toll Plaza Diverging Area Mutia Lisya
10:45-11:00 Is Aggressive Behavior in Cross-Border Driving Predictable? An Empirical Study Based on the Binary Logit Model Yuanyuan Bu
11:00-11:15 Hazard-Reasoner: Fine-Tuning Vision-Language Models for Traffic Hazard Detection and Driver Warning Generation Zixuan Xu
11:15-11:30 Severity-Controllable Adversarial Testing of Highway Automated Vehicles Using Naturalistic Aggressive-Moment Statistics Hyunchul Park
11:30-11:45 Understanding Driver Cognitive and Behavioral Responses to Adaptive AR-HUD Navigation Systems Jungyoon Kim
Track 12Service Changes and Travel DemandCrystal Hall 2 🎤 Moderator: Shinhyung Cho
Time Title Speaker
10:30-10:45 Philippine Tricycles are Going Cashless: The Adoption of Quick Response (QR) Code Mobile Payment System in Antipolo City, Rizal Lindy Jane Ando
10:45-11:00 Rainfall Impacts on Urban Mobility: Traveler Heterogeneity, Travel Demand Variation, and Network Traffic Dynamics Chao-Jung Chen
11:00-11:15 Impact of Mobile Automatic Payment on Parking Facility Usage: A Natural Experiment from South Korea Youngwook Koo
11:15-11:30 Reducing Parking Exit Bottlenecks through Automatic Payment: Evidence from 860,000 Exit Events in South Korea Kunwoo Kim
11:30-11:45 Exploring Travel Behavior Changes under Rainfall Conditions: Evidence of Latent Group Heterogeneity Ting-Hsuan Wu
Track 13Transit Access and CrowdingCrystal Hall 3 🎤 Moderator: Jinhee Kim
Time Title Speaker
10:30-10:45 Beyond Linearity: Deciphering the Structural Shift and Asymmetric Determinants of Post-Pandemic Public Transport Performance Ching-Tsung Hung
10:45-11:00 Evaluation of Transit Access Infrastructure Using Hybrid Framework: A Step Towards Principles of Transit-Oriented Development Dr Bhadradri Raghuram Kadali
11:00-11:15 Capturing taste variations related to bus in-vehicle crowding using a hybrid model Combining a decision tree and a discrete choice model Tae Jun An
11:15-11:30 To Board or to Wait? Investigating how crowding information shapes passenger behavior Rupam Fedujwar
Track 14Transit Operations and AccessCrystal Hall 4 🎤 Moderator: Tao Liu
Time Title Speaker
10:30-10:45 Public Transport Competitiveness in Access to Activity Destinations and Transport Equity Analysis Hyeonkyoung Kim
10:45-11:00 Multi-Source Data Analysis for Comprehensive Public Transit Performance Analysis Geo Lee
11:00-11:15 Evaluation of Commuters' Perception Towards Metro Rail Trip Experience Based on First Mile Satisfaction Anirudh Subramanyam Mantripragada
11:15-11:30 Dynamic Scheduling and Control Optimization of Autonomous Buses as Feeder Services to Multimodal Trunk Transit Chunsheng Liu
Track 15Rail and Bus Service PlanningCrystal Hall 5 🎤 Moderator: Soomin Woo
Time Title Speaker
10:30-10:45 Comparative Analysis of Mobility Patterns of Transportation-Vulnerable Groups Using Public Transit and Paratransit Data Minkyung Song
10:45-11:00 Enhancing railway network resilience via strategic resource allocation for bus bridging service under uncertainty dongmin kim
11:00-11:15 The Impact of Different Train Turn-back Operations at the Terminal Stations on Backtracking Behavior of Metro Passengers Cheok Kit Lei
11:15-11:30 Preferences for Demand Responsive Transit Services in Transit-Poor New Towns: An Integrated Choice and Latent Variable Approach Yumi Jeong
11:30-11:45 How do rail transit face disasters? Unveiling hidden resilience via multi-agent simulation Tianlei Zhu

Session 4 — July 9 (13:30–15:00)

Track 16Electric Mobility ChargingCrystal Hall 1 🎤 Moderator: Jihye Byun
Time Title Speaker
13:30-13:45 When and Where to Charge: Joint Modeling and Discovery of Decision Mechanisms via Multi-Task Learning Ruinan Wang
13:45-14:00 Revisiting Electric Vehicle Charging Behavior: Impacts of Private Shared Charging Piles on Users' Preferences Guangchen Liu
14:00-14:15 Willingness to Pay for Micro-Electric Vehicle Sharing Service: A Comparative Approach Using Direct and Indirect Measures Gagyeong Kim
14:15-14:30 Determinants of User Satisfaction in Micro Electric Vehicle Sharing Services: Focusing on Service Operations and Vehicle Performance Minjun Kim
14:30-14:45 Characterizing Spatiotemporal Patterns of Shared Micro-Electric Vehicle Charging and Usage Behavior: Evidence from a Multi-City Pilot Project Min Kim
Track 17Electric Freight and AdoptionCrystal Hall 2 🎤 Moderator: Taeho Oh
Time Title Speaker
13:30-13:45 Resolving the Double-Bind of Micro-EVs: A Physics-Informed Eco-Safe Control Framework Considering Wetness Hysteresis and Energy-Safety Decoupling Sunghoe Kim
13:45-14:00 Economic Feasibility of Battery Electric Light Commercial Vehicles in Sri Lanka: A Total Cost of Ownership Analysis H.R. Pasindu
14:00-14:15 Monetary and Regulatory Incentives on Electric Vehicle Adoption in Indonesia: Evidence from a Stated Choice Experiment Abdurrahman Habibie
14:15-14:30 Unveiling the Causal Drivers of Headway Deviations in Electric Bus Fleets: A Novel Causal Inference Approach zhicheng jin
14:30-14:45 Safety-Critical Interactions of Electric Scooter Riders in Urban Traffic: Evidence from a VR-Based Experiment Kexin Zhu
Track 18Sustainable Mobility GovernanceCrystal Hall 3 🎤 Moderator: Heye Huang
Time Title Speaker
13:30-13:45 Greenhouse Gas (GHG) Reduction Effects Based on Public and Private Bicycle Riding Characteristics Dongjun Chu
13:45-14:00 Causal Energy Prediction for Dual-Source Trolleybuses via Time-Aware Ensemble Learning Wentao Zeng
14:00-14:15 Dwell-Time Constraints in Public EV Charging: Implications for V2G and Infrastructure Design Taerin Kim
14:15-14:30 Interest Incompatibility, Not Engagement Failure: How Rational Conflicts Among Land Providers, Officials, and Users Shape Micromobility Implementation in a Japanese Regional City Hidetada HIGASHI
Track 19Micromobility and Street ExperienceCrystal Hall 4 🎤 Moderator: Yunmi Park
Time Title Speaker
13:30-13:45 Greener streets, better minds? Examining older adults' perceptual and physiological responses on urban streets during winter in Chengdu, China Qian Yan
13:45-14:00 A study on the optimization of operational strategies for shared micromobility services using Adaptive Large Neighborhood Search Hiroshi Uemura
14:00-14:15 Wheelchair Pathway Roughness Index (WPRI) and Accelerometer Based Sidewalk Inspection Siti Isnaini Djaha
14:15-14:30 Identifying E-Scooter Parking Conflict Zones and Infrastructure Deficiencies in KLCC, Kuala Lumpur ZHU JIALI
14:30-14:45 Visual Attention Allocation across Streets with Distinct Built Environment Characteristics Daon Kim
Track 20Accessibility and Active MobilityCrystal Hall 5 🎤 Moderator: Jinuk Hwang
Time Title Speaker
13:30-13:45 Assessing Spatial Inequality in Accessibility for Wheelchair Users of Paratransit Services Juyoung Kim
13:45-14:00 A Community-based Evaluation Framework for the Network Efficiency of Bike-sharing Systems and Influencing Factors Geonmin Kim
14:00-14:15 A Data-Driven Safety Walkability Index Incorporating Crash Frequency Analysis and Object Detection for Roadside Pedestrian Environments Yewon KIM
14:15-14:30 Perceived Accessibility as a Capability: SEM Evidence on Walking Ability, Walking Environment, Out-of-home Activity Participation, and Subjective Well-Being Hao-Ching Hsia
14:30-14:45 Do Urban-Rural Accessibility Gaps Translate into Life Satisfaction Disparities? HyeRan Jeon
14:45-15:00 Active Mobility, Public Transit and Built Environments: Configurational Pathways to Active Aging in Urban Areas Gary Yu-Ho Yeh

Session 5 — July 9 (15:30–17:00)

Track 21Recycled Pavement MaterialsCrystal Hall 1 🎤 Moderator: Junyan Yi
Time Title Speaker
15:30-15:45 Sustainable Recycling of Reclaimed Asphalt Pavement: From Refined Separation Technology to Advanced Equipment and Multi-Scenario High-Content Applications Junyan Yi
15:45-16:00 Greener Pavement Foundations Through Laboratory and Field Assessment of Cold Recycled Asphalt Mixtures in Taiwan Thi Thu Ha Dang
16:00-16:15 Effect of Moisture on Bond Strength of Compacted Asphalt Mixture Using a New Bond Strength Test Diana Humaira Luke Embah
16:15-16:30 Design and Application of a Dynamic Four-Point Bending Testing System for Asphalt Pavement Materials Pei Wen Liew
16:30-16:45 Evaluation of Mixture and In Situ of Climate Resilient Fibre Mastic Asphalt Performance Nur Atiqah Halim
16:45-17:00 Advancing Sustainable Pavements: Warm Mix Asphalt ACWC20 with 30% RAP Using GTL Based Saraphalt Additive Boon Ping Phua
Track 22Resilient Road InfrastructureCrystal Hall 2 🎤 Moderator: Ratnasamy Muniandy
Time Title Speaker
15:30-15:45 Modeling Multi-Dimensional Renewal Demands of Urban Road Infrastructure Using Road Environment Features and Semantic Information Sizhe Yao
15:45-16:00 Comparison of Pavement Deterioration Prediction Models Using Short-Term Condition Data Minsong Kim
16:00-16:15 Explainable Machine Learning-Based Grid-Level Earthquake Vulnerability Analysis for Disaster-Resilient Road Planning: A Case Study of Gyeongju and Pohang Chanju Jeong
16:15-16:30 Ceramic Aggregate Heat Harnessing Characteristics to be used as Climate Resilient Asphalt Paving Material Ratnasamy Muniandy
16:30-16:45 Performance Evaluation of Sawdust Ash as a Partial Filler Replacement in Hot Mix Asphalt Mixtures Fauzan Mohd Jakarni
Track 23Aviation and Maritime SystemsCrystal Hall 3 🎤 Moderator: Soohyun Joo
Time Title Speaker
15:30-15:45 Forecasting Route-Level Passenger Demand on Taiwan–U.S. Services Using Gene Expression Programming Yi-Yang Cheng
15:45-16:00 Cluster-based Airport Egress Mode Design Considering Terminal Arrival Process of Flight Passengers Jeonghyun Oh
16:00-16:15 A Hybrid Simulation and Machine Learning Framework for Predicting Departure Passenger Delays and Risk at Airport Terminals Osanda Rathnayake
16:15-16:30 Estimating Passenger Benefits from Airport Service Quality Enhancements: A Meta-Analytic Benefit Transfer Approach Junyuk Lee
16:30-16:45 Exploring Air Transport Demand and Choice Behavior of Southeast Asian Residents in Taiwan through an Interactive Stated Preference Survey Lin-Hsiang Peng
Track 24Network Operations and ResourcesCrystal Hall 4 🎤 Moderator: Jungyeol Hong
Time Title Speaker
15:30-15:45 Decentralized First-come-first-served Assignment of Capacitated Resources with Partially Observable User Preference Yuhao Liu
15:45-16:00 Adaptive Offset Control in Strategic Layer of Hierarchical Group-based Traffic Control Signal Systems Using Fourier Series Seulbin Hong
16:00-16:15 New telephone system for expressway emergency rescue Zhang Meng
16:15-16:30 Digital Mobility Service Platform for Vehicle Resource Sharing: Reducing Information Asymmetry in Secondary Vehicle (Used Car) Markets Yeowon Yoon
16:30-16:45 Addressing Spatiotemporal Dependencies in Modal Interaction Analysis: A STARX Modeling Framework Dain Oh
Track 25Urban Policy and EquityCrystal Hall 5 🎤 Moderator: Hyungchul Chung
Time Title Speaker
15:30-15:45 Changes in Living Zones for the Elderly in Seoul: A Temporal, Age-Group and Regional Perspective SeoYeon Kim
15:45-16:00 Quantifying the Mobility Gap: A Comparative Framework of Model-Based and Empirical Isochrones Using Multimodal Trajectory Data Nayeon Kim
16:00-16:15 Analysis of Threat Factors to Transportation Network Resilience under Population Aging: Evidence from 170,418 Elderly Driver Crashes and an Age-75 Structural Breakpoint in South Korea Soohee Kim
16:15-16:30 Beyond the Urban Core: Multi-Nodal Agglomeration of Online Food Merchants and Its Spatial Determinants in Bandung City, Indonesia Hafiyyan Fawwaz
16:30-16:45 Beyond Tokenism? The Role of Public Participation in Coercive Transport Policy: Findings from Taiwan's Older Driver License Restrictions Hsu-Sheng Hsieh
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