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Many contact-rich tasks humans perform, such as box pickup or rolling dough, rely on force feedback for reliable execution. However, this force information, which is readily available in most robot arms, is not commonly used in…

Robotics · Computer Science 2025-04-28 Jason Jingzhou Liu , Yulong Li , Kenneth Shaw , Tony Tao , Ruslan Salakhutdinov , Deepak Pathak

Reward engineering has long been a challenge in Reinforcement Learning (RL) research, as it often requires extensive human effort and iterative processes of trial-and-error to design effective reward functions. In this paper, we propose…

Robotics · Computer Science 2024-06-18 Yufei Wang , Zhanyi Sun , Jesse Zhang , Zhou Xian , Erdem Biyik , David Held , Zackory Erickson

Imitation learning in a high-dimensional environment is challenging. Most inverse reinforcement learning (IRL) methods fail to outperform the demonstrator in such a high-dimensional environment, e.g., Atari domain. To address this…

Machine Learning · Computer Science 2020-09-14 Xingrui Yu , Yueming Lyu , Ivor W. Tsang

Imitation learning is a promising approach to end-to-end training of autonomous vehicle controllers. Typically the driving process with such approaches is entirely automatic and black-box, although in practice it is desirable to control the…

Robotics · Computer Science 2020-11-23 Renhao Wang , Adam Scibior , Frank Wood

Deep imitation learning is promising for robot manipulation because it only requires demonstration samples. In this study, deep imitation learning is applied to tasks that require force feedback. However, existing demonstration methods have…

Robotics · Computer Science 2024-02-27 Heecheol Kim , Yoshiyuki Ohmura , Akihiko Nagakubo , Yasuo Kuniyoshi

Dexterous manipulation of objects through fine control of physical contacts is essential for many important tasks of daily living. A fundamental ability underlying fine contact control is compliant control, \textit{i.e.}, controlling the…

Robotics · Computer Science 2023-05-30 Jinda Cui , Jiawei Xu , David Saldaña , Jeff Trinkle

Enabling multi-fingered robots to grasp and manipulate objects with human-like dexterity is especially challenging during the dynamic, continuous hand-object interactions. Closed-loop feedback control is essential for dexterous hands to…

Robotics · Computer Science 2024-12-24 Dongying Tian , Xiangbo Lin , Yi Sun

In this paper, we introduce ControlVAE, a novel model-based framework for learning generative motion control policies based on variational autoencoders (VAE). Our framework can learn a rich and flexible latent representation of skills and a…

Graphics · Computer Science 2022-10-13 Heyuan Yao , Zhenhua Song , Baoquan Chen , Libin Liu

Video generative models are increasingly used as world models for robotics, where a model generates a future visual rollout conditioned on the current observation and task instruction, and an inverse dynamics model (IDM) converts the…

Robotics · Computer Science 2026-03-25 Ruixiang Wang , Qingming Liu , Yueci Deng , Guiliang Liu , Zhen Liu , Kui Jia

We present a novel motion generation approach for robot arms, with high degrees of freedom, in complex settings that can adapt online to obstacles or new via points. Learning from Demonstration facilitates rapid adaptation to new tasks and…

The correct specification of reward models is a well-known challenge in reinforcement learning. Hand-crafted reward functions often lead to inefficient or suboptimal policies and may not be aligned with user values. Reinforcement learning…

Artificial Intelligence · Computer Science 2024-10-24 Muhan Lin , Shuyang Shi , Yue Guo , Behdad Chalaki , Vaishnav Tadiparthi , Ehsan Moradi Pari , Simon Stepputtis , Joseph Campbell , Katia Sycara

Contact-rich manipulation depends on applying the correct grasp forces throughout the manipulation task, especially when handling fragile or deformable objects. Most existing imitation learning approaches often treat visuotactile feedback…

Robotics · Computer Science 2025-10-16 Erik Helmut , Niklas Funk , Tim Schneider , Cristiana de Farias , Jan Peters

Reinforcement learning is a promising framework for solving control problems, but its use in practical situations is hampered by the fact that reward functions are often difficult to engineer. Specifying goals and tasks for autonomous…

Machine Learning · Computer Science 2019-02-22 Justin Fu , Anoop Korattikara , Sergey Levine , Sergio Guadarrama

Residual reinforcement learning (RL) has been proposed as a way to solve challenging robotic tasks by adapting control actions from a conventional feedback controller to maximize a reward signal. We extend the residual formulation to learn…

Machine Learning · Computer Science 2021-06-16 Minttu Alakuijala , Gabriel Dulac-Arnold , Julien Mairal , Jean Ponce , Cordelia Schmid

In this paper, we present a methodology for constructing data-driven maneuver generation models for agile aircraft that can generalize across a wide range of trim conditions and aircraft model parameters. Maneuver generation models play a…

Artificial Intelligence · Computer Science 2024-01-18 Gulay Goktas Sever , Umut Demir , Abdullah Sadik Satir , Mustafa Cagatay Sahin , Nazim Kemal Ure

Executing language-conditioned tasks in dynamic visual environments remains a central challenge in embodied AI. Existing Vision-Language-Action (VLA) models predominantly adopt reactive state-to-action mappings, often leading to…

Robotics · Computer Science 2025-09-10 Qi Lv , Weijie Kong , Hao Li , Jia Zeng , Zherui Qiu , Delin Qu , Haoming Song , Qizhi Chen , Xiang Deng , Jiangmiao Pang

Recently reinforcement learning (RL) has emerged as a promising approach for quadrupedal locomotion, which can save the manual effort in conventional approaches such as designing skill-specific controllers. However, due to the complex…

Robotics · Computer Science 2021-09-17 Haojie Shi , Bo Zhou , Hongsheng Zeng , Fan Wang , Yueqiang Dong , Jiangyong Li , Kang Wang , Hao Tian , Max Q. -H. Meng

Many manipulation tasks require robots to interact with unknown environments. In such applications, the ability to adapt the impedance according to different task phases and environment constraints is crucial for safety and performance.…

Robotics · Computer Science 2021-02-16 Xiang Zhang , Liting Sun , Zhian Kuang , Masayoshi Tomizuka

Force/torque feedback can substantially improve Vision-Language-Action (VLA) models on contact-rich manipulation, but most existing approaches fuse all modalities at a single operating frequency. This design ignores the mismatched sampling…

Robotic automation is a key driver for the advancement of technology. The skills of human workers, however, are difficult to program and seem currently unmatched by technical systems. In this work we present a data-driven approach to…

Robotics · Computer Science 2020-02-06 Stefan Scherzinger , Arne Roennau , Rüdiger Dillmann