Publications

Preprints & Working Papers

From Foresight to Reactive Traffic Worlds: A Survey of Driving World Models for Closed-Loop Simulation

Published in SSRN Preprint / Open Research Resource, 2026

A comprehensive survey establishing a Simulation-Closure framework (Replay-Constrained, Ego-Responsive, Traffic-Reactive) and a 5-layer validity stack for learned driving world models in closed-loop autonomous driving simulation.

Recommended citation: Xu, An, Jin, Zekai, Sun, Xiaoning, Zhang, Chengbo, and Yin, Yunfei. (2026). "From Foresight to Reactive Traffic Worlds: A Survey of Driving World Models for Closed-Loop Simulation." Available at SSRN: ssrn.com/abstract=7383662 or doi.org/10.2139/ssrn.7383662.
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Conditional Effects of Connected-Vehicle Requests in Reinforcement-Learning Traffic Signal Control

Published in Preprint / In Submission, 2026

A controlled factorial study disentangling queue-responsive RL adaptation from connected-vehicle request conditioning across 2,730 simulation runs and 2D crossed-bootstrap uncertainty analysis.

Recommended citation: Xu, An. (2026). "Conditional Effects of Connected-Vehicle Requests in Reinforcement-Learning Traffic Signal Control." Preprint.
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Toward Continually Growing World Models: An OaK-Inspired Architecture for Learned Abstraction and Planning

Published in Zenodo Preprint / Workshop on Continual World Models, NeurIPS 2026, 2026

A position paper introducing Structural Continual World Modeling (SCWM), operationalizing Richard Sutton’s OaK architecture and FC-STOMP lifecycle to overcome plasticity loss and compounding error in lifelong world models.

Recommended citation: Xu, An. (2026). "Toward Continually Growing World Models: An OaK-Inspired Architecture for Learned Abstraction and Planning." Zenodo Preprint. doi:10.5281/zenodo.22103257.
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Conference Papers

AI’s Transformation of Transportation in Modern Society

Published in TUM Asia Workshop on Intelligent Transportation Systems, 2025

A comprehensive study on the paradigm shift driven by AI, foundation models, and autonomous systems across modern transportation infrastructures.

Recommended citation: Xu, An. (2025). "AI's Transformation of Transportation in Modern Society." TUM Asia ITS Proceedings.

Journal Articles & Theses

Simulation-Based Bidirectional Control between AVs and Adaptive Traffic Signal Control Using Real-World V2X-Infrastructure

Published in Master's Thesis, Technical University of Munich Asia (TUM Asia) & IABG mbH, 2026

Master thesis on bidirectional coordination between connected autonomous vehicles and adaptive signal control using SUMO, TraCI, and DQN at the IABG Mobility Innovation Campus.

Recommended citation: Xu, An. (2026). "Simulation-Based Bidirectional Control between AVs and Adaptive Traffic Signal Control Using Real-World V2X-Infrastructure." Master's Thesis, Technical University of Munich Asia.

Influence of Sasobit on Physical and Chemical Properties of Asphalt

Published in Bachelor's Thesis, University of Leeds & Southwest Jiaotong University, 2023

Bachelor thesis investigating the material properties and chemical modifications of asphalt binders using Sasobit warm-mix additives.

Recommended citation: Xu, An. (2023). "Influence of Sasobit on Physical and Chemical Properties of Asphalt." Bachelor's Thesis, SWJTU-Leeds Joint School.

An Xu (徐安)