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Assistive robots enable people with disabilities to conduct everyday tasks on their own. However, these tasks can be complex, containing both coarse reaching motions and fine-grained manipulation. For example, when eating, not only does one…

Robotics · Computer Science 2020-05-12 Hong Jun Jeon , Dylan P. Losey , Dorsa Sadigh

We address goal-based imitation learning, where the aim is to output the symbolic goal from a third-person video demonstration. This enables the robot to plan for execution and reproduce the same goal in a completely different environment.…

Mastering complex sequential tasks continues to pose a significant challenge in robotics. While there has been progress in learning long-horizon manipulation tasks, most existing approaches lack rigorous mathematical guarantees for ensuring…

Robotics · Computer Science 2024-10-08 Alexandre St-Aubin , Amin Abyaneh , Hsiu-Chin Lin

We present AnchorDP3, a diffusion policy framework for dual-arm robotic manipulation that achieves state-of-the-art performance in highly randomized environments. AnchorDP3 integrates three key innovations: (1) Simulator-Supervised Semantic…

Robotics · Computer Science 2025-06-26 Ziyan Zhao , Ke Fan , He-Yang Xu , Ning Qiao , Bo Peng , Wenlong Gao , Dongjiang Li , Hui Shen

This paper introduces SoccerDiffusion, a transformer-based diffusion model designed to learn end-to-end control policies for humanoid robot soccer directly from real-world gameplay recordings. Using data collected from RoboCup competitions,…

Robotics · Computer Science 2025-07-04 Florian Vahl , Jörn Griepenburg , Jan Gutsche , Jasper Güldenstein , Jianwei Zhang

Robotic manipulation requires understanding both the 3D spatial structure of the environment and its temporal evolution, yet most existing policies overlook one or both. They typically rely on 2D visual observations and backbones pretrained…

Assistive robots have the potential to help people perform everyday tasks. However, these robots first need to learn what it is their user wants them to do. Teaching assistive robots is hard for inexperienced users, elderly users, and users…

Robotics · Computer Science 2021-04-06 Ananth Jonnavittula , Dylan P. Losey

We present PoseDiff, a conditional diffusion model that unifies robot state estimation and control within a single framework. At its core, PoseDiff maps raw visual observations into structured robot states-such as 3D keypoints or joint…

Robotics · Computer Science 2025-11-03 Haozhuo Zhang , Michele Caprio , Jing Shao , Qiang Zhang , Jian Tang , Shanghang Zhang , Wei Pan

Generative Adversarial Imitation Learning (GAIL) can learn policies without explicitly defining the reward function from demonstrations. GAIL has the potential to learn policies with high-dimensional observations as input, e.g., images. By…

Robotics · Computer Science 2022-09-22 Yoshihisa Tsurumine , Takamitsu Matsubara

Imitation learning, e.g., diffusion policy, has been proven effective in various robotic manipulation tasks. However, extensive demonstrations are required for policy robustness and generalization. To reduce the demonstration reliance, we…

Robotics · Computer Science 2025-03-04 Chenrui Tie , Yue Chen , Ruihai Wu , Boxuan Dong , Zeyi Li , Chongkai Gao , Hao Dong

We hypothesize that a key bottleneck in generalizable robot manipulation is not solely data scale or policy capacity, but a structural mismatch between current visual backbones and the physical requirements of closed-loop control. While…

Robotics · Computer Science 2026-02-13 Yu Deng , Yufeng Jin , Xiaogang Jia , Jiahong Xue , Gerhard Neumann , Georgia Chalvatzaki

In the learning from demonstration (LfD) paradigm, understanding and evaluating the demonstrated behaviors plays a critical role in extracting control policies for robots. Without this knowledge, a robot may infer incorrect reward functions…

Robotics · Computer Science 2022-12-20 Aniruddh G. Puranic , Jyotirmoy V. Deshmukh , Stefanos Nikolaidis

Machine learning, artificial intelligence and especially deep learning based approaches are often used to simplify or eliminate the burden of programming industrial robots. Using these approaches robots inherently learn a skill instead of…

Robotics · Computer Science 2021-04-22 Sanaz Behbahani , Siddharth Chhatpar , Said Zahrai , Vishakh Duggal , Mohak Sukhwani

This paper focuses on the problem of detecting and reacting to changes in the distribution of a sensorimotor controller's observables. The key idea is the design of switching policies that can take conformal quantiles as input, which we…

We present a framework for learning useful subgoals that support efficient long-term planning to achieve novel goals. At the core of our framework is a collection of rational subgoals (RSGs), which are essentially binary classifiers over…

Artificial Intelligence · Computer Science 2023-03-10 Zhezheng Luo , Jiayuan Mao , Jiajun Wu , Tomás Lozano-Pérez , Joshua B. Tenenbaum , Leslie Pack Kaelbling

Empowering embodied agents, such as robots, with Artificial Intelligence (AI) has become increasingly important in recent years. A major challenge is task open-endedness. In practice, robots often need to perform tasks with novel goals that…

Artificial Intelligence · Computer Science 2023-12-12 William Wei Wang , Dongqi Han , Xufang Luo , Yifei Shen , Charles Ling , Boyu Wang , Dongsheng Li

Imitation learning and world models have shown significant promise in advancing generalizable robotic learning, with robotic grasping remaining a critical challenge for achieving precise manipulation. Existing methods often rely heavily on…

Robotics · Computer Science 2025-02-06 Yiqi Huang , Travis Davies , Jiahuan Yan , Xiang Chen , Yu Tian , Luhui Hu

Foundation models are increasingly embedded in social robots, mediating not only what they say and do but also how they adapt to users over time. This shift renders traditional ``one-size-fits-all'' explanation strategies especially…

Robotics · Computer Science 2026-03-03 Fethiye Irmak Dogan , Alva Markelius , Hatice Gunes

It has always been expected that a robot can be easily deployed to unknown scenarios, accomplishing robotic grasping tasks without human intervention. Nevertheless, existing grasp detection approaches are typically off-body techniques and…

Robotics · Computer Science 2025-04-08 Jin Liu , Jialong Xie , Leibing Xiao , Chaoqun Wang , Fengyu Zhou

Humans train robots to complete tasks in one environment, and expect robots to perform those same tasks in new environments. As humans, we know which aspects of the environment (i.e., the state) are relevant to the task. But there are also…

Robotics · Computer Science 2026-03-09 Sagar Parekh , Preston Culbertson , Dylan P. Losey