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Diffusion policies, widely adopted in decision-making scenarios such as robotics, gaming and autonomous driving, are capable of learning diverse skills from demonstration data due to their high representation power. However, the sub-optimal…

Machine Learning · Computer Science 2025-09-30 Ningyuan Yang , Jiaxuan Gao , Feng Gao , Yi Wu , Chao Yu

Diffusion-based planners have gained significant recent attention for their robustness and performance in long-horizon tasks. However, most existing planners rely on a fixed, pre-specified horizon during both training and inference. This…

Robotics · Computer Science 2025-09-16 Ruijia Liu , Ancheng Hou , Shaoyuan Li , Xiang Yin

Equipping autonomous robots with the ability to navigate safely and efficiently around humans is a crucial step toward achieving trusted robot autonomy. However, generating robot plans while ensuring safety in dynamic multi-agent…

Robotics · Computer Science 2024-11-14 Kazuki Mizuta , Karen Leung

Vision-based imitation learning has enabled impressive robotic manipulation skills, but its reliance on object appearance while ignoring the underlying 3D scene structure leads to low training efficiency and poor generalization. To address…

Robotics · Computer Science 2026-03-03 Wenlong Xia , Jinhao Zhang , Ce Zhang , Yaojia Wang , Huizhe Li , Youmin Gong , Jie Mei

Imitation learning provides an efficient way to teach robots dexterous skills; however, learning complex skills robustly and generalizablely usually consumes large amounts of human demonstrations. To tackle this challenging problem, we…

Robotics · Computer Science 2024-09-30 Yanjie Ze , Gu Zhang , Kangning Zhang , Chenyuan Hu , Muhan Wang , Huazhe Xu

Imitation learning, particularly Diffusion Policies based methods, has recently gained significant traction in embodied AI as a powerful approach to action policy generation. These models efficiently generate action policies by learning to…

Robotics · Computer Science 2025-04-15 Haiyong Yu , Yanqiong Jin , Yonghao He , Wei Sui

Learning long-range behaviors on complex high-dimensional agents is a fundamental problem in robot learning. For such tasks, we argue that transferring learned information from a morphologically simpler agent can massively improve the…

Machine Learning · Computer Science 2020-09-01 Donald J. Hejna , Pieter Abbeel , Lerrel Pinto

Shared autonomy is an operational concept in which a user and an autonomous agent collaboratively control a robotic system. It provides a number of advantages over the extremes of full-teleoperation and full-autonomy in many settings.…

Robotics · Computer Science 2025-08-28 Takuma Yoneda , Luzhe Sun , Ge Yang , Bradly Stadie , Matthew Walter

For robotic vehicles to navigate robustly and safely in unseen environments, it is crucial to decide the most suitable navigation policy. However, most existing deep reinforcement learning based navigation policies are trained with a…

Robotics · Computer Science 2023-10-31 Kyowoon Lee , Seongun Kim , Jaesik Choi

Hyper-parameter Tuning is among the most critical stages in building machine learning solutions. This paper demonstrates how multi-agent systems can be utilized to develop a distributed technique for determining near-optimal values for any…

Machine Learning · Computer Science 2022-05-12 Ahmad Esmaeili , Zahra Ghorrati , Eric Matson

In recent years roboticists have achieved remarkable progress in solving increasingly general tasks on dexterous robotic hardware by leveraging high capacity Transformer network architectures and generative diffusion models. Unfortunately,…

Robotics · Computer Science 2024-10-15 Sudeep Dasari , Oier Mees , Sebastian Zhao , Mohan Kumar Srirama , Sergey Levine

Diffusion policies trained via offline behavioral cloning have recently gained traction in robotic motion generation. While effective, these policies typically require a large number of trainable parameters. This model size affords powerful…

Robotics · Computer Science 2025-04-29 Xiatao Sun , Shuo Yang , Yinxing Chen , Francis Fan , Yiyan Liang , Daniel Rakita

We present a principled and efficient planning algorithm for collaborative multiagent dynamical systems. All computation, during both the planning and the execution phases, is distributed among the agents; each agent only needs to model and…

Artificial Intelligence · Computer Science 2013-01-07 Carlos E. Guestrin , Geoffrey Gordon

Diffusion Policies have significantly advanced robotic manipulation tasks via imitation learning, but their application on resource-constrained mobile platforms remains challenging due to computational inefficiency and extensive memory…

Robotics · Computer Science 2025-08-04 Yiming Wu , Huan Wang , Zhenghao Chen , Jianxin Pang , Dong Xu

Automated parking is a critical feature of Advanced Driver Assistance Systems (ADAS), where accurate trajectory prediction is essential to bridge perception and planning modules. Despite its significance, research in this domain remains…

Robotics · Computer Science 2025-08-14 Jiarong Wei , Niclas Vödisch , Anna Rehr , Christian Feist , Abhinav Valada

Robotic imitation learning faces a fundamental trade-off between modeling long-horizon dependencies and enabling fine-grained closed-loop control. Existing fixed-frequency action chunking approaches struggle to achieve both. Building on…

Robotics · Computer Science 2026-04-08 Jiyao Zhang , Zimu Han , Junhan Wang , Xionghao Wu , Shihong Lin , Jinzhou Li , Hongwei Fan , Ruihai Wu , Dongjiang Li , Hao Dong

Striking a balance between efficiency and transparent motion is a core challenge in human-robot collaboration, as highly expressive movements often incur unnecessary time and energy costs. In collaborative environments, legibility allows a…

Robotics · Computer Science 2026-05-07 Adrien Jacquet Crétides , Mouad Abrini , Hamed Rahimi , Mohamed Chetouani

Diffusion policies are a powerful paradigm for robotic control, but fine-tuning them with human preferences is fundamentally challenged by the multi-step structure of the denoising process. To overcome this, we introduce a Unified Markov…

Robotics · Computer Science 2026-02-03 Amitesh Vatsa , Zhixian Xie , Wanxin Jin

Multi-agent shepherding represents a challenging distributed control problem where herder agents must coordinate to guide independently moving targets to desired spatial configurations. Most existing control strategies assume cohesive…

Systems and Control · Electrical Eng. & Systems 2025-08-05 Italo Napolitano , Stefano Covone , Andrea Lama , Francesco De Lellis , Mario di Bernardo

Mobile manipulators are envisioned to serve more complex roles in people's everyday lives. With recent breakthroughs in large language models, task planners have become better at translating human verbal instructions into a sequence of…

Robotics · Computer Science 2026-03-12 Xintong Du , Siqi Zhou , Angela P. Schoellig