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This paper focuses on enhancing the grasping precision and generalization of manipulation policies learned via imitation learning. Diffusion-based policy learning methods have recently become the mainstream approach for robotic manipulation…

Robotics · Computer Science 2026-02-27 Enda Xiang , Haoxiang Ma , Xinzhu Ma , Zicheng Liu , Di Huang

A unified video and action model holds significant promise for robotics, where videos provide rich scene information for action prediction, and actions provide dynamics information for video prediction. However, effectively combining video…

Robotics · Computer Science 2025-04-28 Shuang Li , Yihuai Gao , Dorsa Sadigh , Shuran Song

Recent progress in Quality Diversity Reinforcement Learning (QD-RL) has enabled learning a collection of behaviorally diverse, high performing policies. However, these methods typically involve storing thousands of policies, which results…

Machine Learning · Computer Science 2023-06-27 Shashank Hegde , Sumeet Batra , K. R. Zentner , Gaurav S. Sukhatme

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

Evaluating robotics policies across thousands of environments and thousands of tasks is infeasible with existing approaches. This motivates the need for a new methodology for scalable robotics policy evaluation. In this paper, we propose…

Robotics · Computer Science 2026-04-27 Yaxuan Li , Zhongyi Zhou , Yefei Chen , Yaokai Xue , Yichen Zhu

The emerging field of action prediction plays a vital role in various computer vision applications such as autonomous driving, activity analysis and human-computer interaction. Despite significant advancements, accurately predicting future…

Computer Vision and Pattern Recognition · Computer Science 2023-08-22 Izzeddin Teeti , Rongali Sai Bhargav , Vivek Singh , Andrew Bradley , Biplab Banerjee , Fabio Cuzzolin

Safe and effective motion planning is crucial for autonomous robots. Diffusion models excel at capturing complex agent interactions, a fundamental aspect of decision-making in dynamic environments. Recent studies have successfully applied…

Robotics · Computer Science 2025-07-18 Giwon Lee , Daehee Park , Jaewoo Jeong , Kuk-Jin Yoon

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

Temporal abstraction and efficient planning pose significant challenges in offline reinforcement learning, mainly when dealing with domains that involve temporally extended tasks and delayed sparse rewards. Existing methods typically plan…

Machine Learning · Computer Science 2023-10-03 Wenhao Li

Long video generation remains a challenging and compelling topic in computer vision. Diffusion based models, among the various approaches to video generation, have achieved state of the art quality with their iterative denoising procedures.…

Computer Vision and Pattern Recognition · Computer Science 2025-03-14 Siyang Zhang , Harry Yang , Ser-Nam Lim

Generating human videos from a single image while ensuring high visual quality and precise control is a challenging task, especially in complex scenarios involving multiple individuals and interactions with objects. Existing methods, while…

Computer Vision and Pattern Recognition · Computer Science 2025-10-20 Zhenzhi Wang , Yixuan Li , Yanhong Zeng , Yuwei Guo , Dahua Lin , Tianfan Xue , Bo Dai

Recent advances in diffusion$/$flow-matching policies have enabled imitation learning of complex, multi-modal action trajectories. However, they are computationally expensive because they sample a trajectory of trajectories: a…

Generating realistic motions for digital humans is a core but challenging part of computer animations and games, as human motions are both diverse in content and rich in styles. While the latest deep learning approaches have made…

Computer Vision and Pattern Recognition · Computer Science 2022-12-19 Ziyi Chang , Edmund J. C. Findlay , Haozheng Zhang , Hubert P. H. Shum

Predicting and anticipating future outcomes or reasoning about missing information in a sequence are critical skills for agents to be able to make intelligent decisions. This requires strong, temporally coherent generative capabilities.…

Computer Vision and Pattern Recognition · Computer Science 2022-11-15 Tobias Höppe , Arash Mehrjou , Stefan Bauer , Didrik Nielsen , Andrea Dittadi

Recent video generation models demonstrate remarkable ability to capture complex physical interactions and scene evolution over time. To leverage their spatiotemporal priors, robotics works have adapted video models for policy learning but…

Artificial Intelligence · Computer Science 2026-01-23 Moo Jin Kim , Yihuai Gao , Tsung-Yi Lin , Yen-Chen Lin , Yunhao Ge , Grace Lam , Percy Liang , Shuran Song , Ming-Yu Liu , Chelsea Finn , Jinwei Gu

Learning new skills by observing humans' behaviors is an essential capability of AI. In this work, we leverage instructional videos to study humans' decision-making processes, focusing on learning a model to plan goal-directed actions in…

Computer Vision and Pattern Recognition · Computer Science 2021-10-12 Jing Bi , Jiebo Luo , Chenliang Xu

Recent advancements utilizing large-scale video data for learning video generation models demonstrate significant potential in understanding complex physical dynamics. It suggests the feasibility of leveraging diverse robot trajectory data…

Computer Vision and Pattern Recognition · Computer Science 2024-11-15 Youpeng Wen , Junfan Lin , Yi Zhu , Jianhua Han , Hang Xu , Shen Zhao , Xiaodan Liang

Diffusion policies have recently emerged as a powerful class of visuomotor controllers for robot manipulation, offering stable training and expressive multi-modal action modeling. However, existing approaches typically treat action…

Robotics · Computer Science 2025-10-01 Zezeng Li , Rui Yang , Ruochen Chen , ZhongXuan Luo , Liming Chen

Diffusion models have become popular for policy learning in robotics due to their ability to capture high-dimensional and multimodal distributions. However, diffusion policies are stochastic and typically trained offline, limiting their…

Robotics · Computer Science 2025-05-28 Ralf Römer , Alexander von Rohr , Angela P. Schoellig

Given a dataset of expert trajectories, standard imitation learning approaches typically learn a direct mapping from observations (e.g., RGB images) to actions. However, such methods often overlook the rich interplay between different…

Robotics · Computer Science 2026-04-14 Zixuan Huang , Huaidian Hou , Dmitry Berenson