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End-to-end planning systems for autonomous driving are rapidly improving, especially in closed-loop simulation environments like CARLA. Many such driving systems either do not consider uncertainty as part of the plan itself or obtain it by…

Robotics · Computer Science 2026-05-25 Florian Wintel , Sigmund H. Høeg , Gabriel Kiss , Frank Lindseth

Simulation-based testing has emerged as an essential tool for verifying and validating autonomous vehicles (AVs). However, contemporary methodologies, such as deterministic and imitation learning-based driver models, struggle to capture the…

Robotics · Computer Science 2025-11-04 Cheng Wang , Lingxin Kong , Massimiliano Tamborski , Stefano V. Albrecht

Vehicle trajectory prediction is crucial for advancing autonomous driving and advanced driver assistance systems (ADAS). Although deep learning-based approaches - especially those utilizing transformer-based and generative models - have…

Computer Vision and Pattern Recognition · Computer Science 2026-01-19 Junwei You , Rui Gan , Weizhe Tang , Zilin Huang , Jiaxi Liu , Zhuoyu Jiang , Haotian Shi , Keshu Wu , Keke Long , Sicheng Fu , Sikai Chen , Bin Ran

World models, especially in autonomous driving, are trending and drawing extensive attention due to their capacity for comprehending driving environments. The established world model holds immense potential for the generation of…

Computer Vision and Pattern Recognition · Computer Science 2023-11-28 Xiaofeng Wang , Zheng Zhu , Guan Huang , Xinze Chen , Jiagang Zhu , Jiwen Lu

This paper introduces TopoDiffuser, a diffusion-based framework for multimodal trajectory prediction that incorporates topometric maps to generate accurate, diverse, and road-compliant future motion forecasts. By embedding structural cues…

Robotics · Computer Science 2025-08-04 Zehui Xu , Junhui Wang , Yongliang Shi , Chao Gao , Guyue Zhou

Pavement defect detection faces critical challenges including limited annotated data, domain shift between training and deployment environments, and high variability in defect appearances across different road conditions. We propose…

Computer Vision and Pattern Recognition · Computer Science 2025-07-22 Muhammad Aqeel , Kidus Dagnaw Bellete , Francesco Setti

Microscopic traffic simulation has become an important tool for autonomous driving training and testing. Although recent data-driven approaches advance realistic behavior generation, their learning still relies primarily on a single…

Artificial Intelligence · Computer Science 2025-03-11 Shenyu Zhang , Jiaguo Tian , Zhengbang Zhu , Shan Huang , Jucheng Yang , Weinan Zhang

Diffusion Policy (DP) enables robots to learn complex behaviors by imitating expert demonstrations through action diffusion. However, in practical applications, hardware limitations often degrade data quality, while real-time constraints…

Computer Vision and Pattern Recognition · Computer Science 2025-08-12 Jiahua Ma , Yiran Qin , Yixiong Li , Xuanqi Liao , Yulan Guo , Ruimao Zhang

Recent advances in diffusion models hold significant potential in robotics, enabling the generation of diverse and smooth trajectories directly from raw representations of the environment. Despite this promise, applying diffusion models to…

Robotics · Computer Science 2025-07-01 Jinhao Liang , Jacob K Christopher , Sven Koenig , Ferdinando Fioretto

End-to-end autonomous driving remains constrained by the difficulty of producing adaptive, robust, and interpretable decision-making across diverse scenarios. Existing methods often collapse diverse driving behaviors, lack long-horizon…

Robotics · Computer Science 2025-10-07 Chengkai Xu , Jiaqi Liu , Yicheng Guo , Peng Hang , Jian Sun

With the proliferation of location-aware devices, large amount of trajectories have been generated when agents such as people, vehicles and goods flow around the urban environment. These raw trajectories, typically collected from various…

Machine Learning · Computer Science 2024-09-05 Jinming Wang , Hai Wang , Hongkai Wen , Geyong Min , Man Luo

Learning priors on trajectory distributions can help accelerate robot motion planning optimization. Given previously successful plans, learning trajectory generative models as priors for a new planning problem is highly desirable. Prior…

Robotics · Computer Science 2024-03-27 Joao Carvalho , An T. Le , Mark Baierl , Dorothea Koert , Jan Peters

We develop a deep generative model built on a fully differentiable simulator for multi-agent trajectory prediction. Agents are modeled with conditional recurrent variational neural networks (CVRNNs), which take as input an ego-centric…

Machine Learning · Statistics 2021-04-23 Adam Scibior , Vasileios Lioutas , Daniele Reda , Peyman Bateni , Frank Wood

We propose a distributed planning method with asynchronous execution for multi-agent pickup and delivery (MAPD) problems for environments with occasional delays in agents' activities and flexible endpoints. MAPD is a crucial problem…

Multiagent Systems · Computer Science 2023-02-21 Yuki Miyashita , Tomoki Yamauchi , Toshiharu Sugawara

Multi-agent trajectory generation is a core problem for autonomous driving and intelligent transportation systems. However, efficiently modeling the dynamic interactions between numerous road users and infrastructures in complex scenes…

Robotics · Computer Science 2025-12-25 Xiaoyu Mo , Jintian Ge , Zifan Wang , Chen Lv , Karl Henrik Johansson

Diffusion models have emerged as a formidable tool for training-free conditional generation.However, a key hurdle in inference-time guidance techniques is the need for compute-heavy backpropagation through the diffusion network for…

Computer Vision and Pattern Recognition · Computer Science 2024-06-05 Nithin Gopalakrishnan Nair , Vishal M Patel

We address the problem of planning collision-free paths for multiple agents using optimization methods known as proximal algorithms. Recently this approach was explored in Bento et al. 2013, which demonstrated its ease of parallelization…

Robotics · Computer Science 2015-04-14 José Bento , Nate Derbinsky , Charles Mathy , Jonathan S. Yedidia

Diffusion in solids is a slow process that dictates rate-limiting processes in key chemical reactions. Unlike crystalline solids that offer well-defined diffusion pathways, the lack of similar structural motifs in amorphous or glassy…

Materials Science · Physics 2023-12-12 Ken-ichi Nomura , Ankit Mishra , Tian Sang , Rajiv K. Kalia , Aiichiro Nakano , Priya Vashishta

This paper proposes a novel planning framework to handle a multi-agent pathfinding problem under team-connected communication constraint, where all agents must have a connected communication channel to the rest of the team during their…

Artificial Intelligence · Computer Science 2026-05-01 Hoang-Dung Bui , Erion Plaku , Gregoy J. Stein

Predicting the motion of multiple agents is necessary for planning in dynamic environments. This task is challenging for autonomous driving since agents (e.g. vehicles and pedestrians) and their associated behaviors may be diverse and…

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