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    Disciplines / Research questions

    Transportation

    20 research topics · 42 questions

    Real-time Guidance and Robust Coordinated Operation Control of Automated Guided Vehicles at Automated Terminals under Uncertain Environments3 questions

    1. Integrating conflict-free routing and collision avoidance into AGV scheduling under the hybrid battery-swapping and opportunity-charging mode in automated container terminals

    2. Stacking-integrated, uncertainty-robust joint vehicle dispatching and storage allocation in automated container terminals

    3. Real-time integrated scheduling of quay cranes, AGVs, and yard operations with explicit storage assignment in automated container terminals under online uncertainty

    Validity and Completeness of Characterizing Pavement Structural Mechanical Behavior by Material Parameters2 questions

    1. Disentangling fatigue-cracking stiffness loss from interface debonding in modulus-based damage monitoring of asphalt pavements with imperfect layer interfaces

    2. Generalizing measurement-error sensitivity of pavement-modulus backcalculation to realistic pavement models, with confidence intervals for moduli and pavement life

    Fire Rescue and Post-Disaster Recovery in Ultra-Long Tunnels2 questions

    1. Unresolved evacuation-behavior questions for extra-long steep-slope paths in high-altitude tunnel fires: gender-dependent lateral bias, generalizability of the four-stage speed model, smoke obscuration versus sign effectiveness, and handrail effects

    2. Validated, scenario-robust smoke-extraction design for super-long river-crossing subway tunnels: robustness of configuration and exhaust-vent-group rankings, vent-system optimization, and fire-coupled evacuation

    Issues of Gas-Fuel Engine Mixture Distribution and Flame Jet Ignition for Ships2 questions

    1. Robust cycle-to-cycle control of diesel-pilot-distribution combustion phasing in medium-speed marine dual-fuel engines across the operating envelope

    2. Open issues in pre-chamber turbulent jet ignition of methane/air mixtures in a large-bore constant-volume chamber: separate pre-chamber fueling, spark-plug placement, simulation fidelity, and transfer to engine conditions

    Nonlinear Dynamics of Airport Pavements under Aircraft Load2 questions

    1. Fully coupled nonlinear stochastic aircraft-pavement interaction: dynamic loads, pavement response, and fatigue under random roughness and aircraft parameter variability

    2. Longitudinal top-down crack propagation in asphalt runway pavement under realistic aircraft landing-impact loading: mixed-mode stress intensity factors, Paris-law fatigue life, and full-scale validation

    Autonomous Risk Avoidance for Complex Low-Altitude Manned General Aviation Aircraft2 questions

    1. Geospatial and temporal representation in low-altitude manned-aircraft encounter models trained from OpenSky Network ADS-B data

    2. Autonomy-inclusive STPA safety analysis of passenger eVTOL operations: integrating automated air traffic management and on-board autonomous flight functionalities

    Intelligent Recognition in Complex Traffic Environments1 questions

    1. Sensitivity, parameter selection, and generalization of augmentation-based auxiliary-domain adversarial domain adaptation for object detection in foggy and rainy driving weather

    High-Precision Laser 3D Reconstruction and 3D Reconstruction in Multi-Source Collaborative Perception Systems2 questions

    1. Adaptation-free heterogeneous collaborative perception under realistic deployment factors: sensor noise, communication noise, localization error, and latency

    2. Survey-grade dense 3D reconstruction from continuously moving LiDAR–stereo acquisition with online joint self-calibration

    Deterioration of rolling-stock performance in service4 questions

    1. Formation mechanism of high-order polygonal wear of locomotive wheels

    2. Explaining between-locomotive heterogeneity in railway wheel degradation with measured operational covariates and propagating it into reliability-informed maintenance decisions

    3. Unidentified physical mechanism of the stochastic (bimodal) failure process of railway vehicle hydraulic dampers

    4. Generalizing variation-intensity-based dynamic prediction of high-speed railway bearing performance reliability: principled vibration-threshold selection, bearing-to-bearing variability, and validation beyond early running-in

    Multi-Mode Bus Scheduling and Information Optimization Based on Collective Social Information1 questions

    1. Real-time bus crowding information under realistic conditions: accuracy despite measurement error, dissemination design, passenger behavioral response, and coordination with holding control in high-frequency bus service

    Equivalent Scale-Reduced Collision Mechanisms and Behavioral Evolution of Trains1 questions

    1. Speed dependence, scale fidelity, and three-dimensional effects in the dynamic asymmetry of train-collision energy absorption

    The Relationship Between Vehicle Exhaust Emissions and Urban Haze2 questions

    1. Causal decomposition of urban haze in China: quantifying the interacting contributions of vehicle exhaust, other emission sources, and atmospheric transformations

    2. Vehicle-tagged quantification of secondary organic aerosol and ozone from vehicular emissions and process diagnosis of their long-range regional transport in the Beijing-Tianjin-Hebei region

    Collaborative Control of Human-Machine Co-Driving Intelligent Vehicles3 questions

    1. Online Inference of the Driver's Intended Reference Path and Principled Driver–Automation Arbitration in Indirect Shared Control for Cooperative Driving

    2. Driver-Type-Dependent Decision Indicators in Stackelberg Meta-Learning Shared Control for Assistive Driving

    3. Driver-intention-aware integrated shared control for human-machine cooperative driving: extending game-theoretic HSCV control beyond assumed lane-change and deceleration intentions

    Wave-Structure-Foundation Dynamic Coupling under Soft Clay Ground Conditions2 questions

    1. Wave–monopile–seabed interaction with nonlinear pile–soil contact: coupling elasto-plastic seabed behaviour, superstructure dynamics, and direct hydrodynamic loading

    2. Cyclic strength degradation and failure of caisson breakwaters on soft foundations under wave loading: generalization and validation beyond the site-specific empirical framework

    Situational Awareness Modeling and Recognition for Waterborne Traffic Systems2 questions

    1. Cross-waterway generalization and operational integration of the marine traffic situation complex network (MTSCN)

    2. Graph isomorphism of multi-ship encounter situation graphs: retrieving the same situations from AIS archives to assist collision avoidance

    Fault Diagnosis of Railway Infrastructure Signaling Equipment2 questions

    1. Multiple simultaneous faults and scalability of diagnoser-based fault diagnosis for fixed-block railway signaling systems

    2. Self-calibrating fault detection for railway point-operating machines from unlabeled current data: dynamic per-instrument thresholds, direction separation, and maintenance-aligned validation

    Railway Traffic Organization Problems3 questions

    1. Provable solution methods for large-scale rail freight flow assignment with tree-shaped path constraints

    2. Extending the Intermodal Railroad Blocking and Railcar Fleet-Management (IBRM) problem to decision-dependent demand uncertainty and operational adaptation

    3. Explicit stochastic or robust treatment of fluctuating classification-yard sorting capacity in the integrated traffic routing and train formation plan problem

    Optimization of Railway Passenger Transport Service Networks2 questions

    1. Principled multi-objective trade-off resolution and transfer extension for combined line planning and train timetabling on strongly heterogeneous railway lines

    2. Extending joint train-frequency, train-routing and passenger-assignment line planning in high-speed railway networks to distinct same-city stations with inter-station transfer times

    Railway Ferries2 questions

    1. Dynamic load and strength determination of the carrying structure of rail wagons transported by train ferries, taking into account the wagon's own oscillations

    2. Dynamic load and fatigue strength of rail vehicles secured on a train ferry under multi-degree-of-freedom vessel motions and stochastic sea waves

    Advanced High-Performance Variable-Cycle Turbofan Engines2 questions

    1. Combined bypass-backpressure and FVABI-closure control for recirculation-free mode transition of a double-bypass variable cycle compression system

    2. Robust performance design of an adaptive cycle engine beyond steady nominal points: allocated component tolerances, uncertainty-aware mode transition, and full-mission optimization

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