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Reinforcement learning (RL) and sim-to-real transfer have advanced rigid-object manipulation. However, policies remain brittle for articulated mechanisms due to contact-rich dynamics that require both stable grasping and simultaneous free…

Robotics · Computer Science 2026-03-06 Soofiyan Atar , Daniel Huang , Florian Richter , Michael Yip

To enable general-purpose robots, we will require the robot to operate daily articulated objects as humans do. Current robot manipulation has heavily relied on using a parallel gripper, which restricts the robot to a limited set of objects.…

Robotics · Computer Science 2023-05-11 Chen Bao , Helin Xu , Yuzhe Qin , Xiaolong Wang

Articulated object manipulation is a challenging task, requiring constrained motion and adaptive control to handle the unknown dynamics of the manipulated objects. While reinforcement learning (RL) has been widely employed to tackle various…

Robotics · Computer Science 2024-12-12 Yujin Kim , Sol Choi , Bum-Jae You , Keunwoo Jang , Yisoo Lee

Dexterous manipulation tasks usually have multiple objectives, and the priorities of these objectives may vary at different phases of a manipulation task. Varying priority makes a robot hardly or even failed to learn an optimal policy with…

Robotics · Computer Science 2023-09-15 Lingfeng Tao , Jiucai Zhang , Xiaoli Zhang

Dexterous multi-fingered robotic hands can perform a wide range of manipulation skills, making them an appealing component for general-purpose robotic manipulators. However, such hands pose a major challenge for autonomous control, due to…

Artificial Intelligence · Computer Science 2018-10-16 Henry Zhu , Abhishek Gupta , Aravind Rajeswaran , Sergey Levine , Vikash Kumar

This paper proposes a new control framework for manipulating soft objects. A Deep Reinforcement Learning (DRL) approach is used to make the shape of a deformable object reach a set of desired points by controlling a robotic arm which…

Object handover is an important skill that we use daily when interacting with other humans. To deploy robots in collaborative setting, like houses, being able to receive and handing over objects safely and efficiently becomes a crucial…

Robotics · Computer Science 2025-06-23 Daniel Frau-Alfaro , Julio Castaño-Amoros , Santiago Puente , Pablo Gil , Roberto Calandra

Dexterous grasping in the real world presents a fundamental and significant challenge for robot learning. The ability to employ affordance-aware poses to grasp objects with diverse geometries and properties in arbitrary scenarios is…

Robotics · Computer Science 2025-09-23 Dongchi Huang , Tianle Zhang , Yihang Li , Ling Zhao , Jiayi Li , Zhirui Fang , Chunhe Xia , Xiaodong He

Dexterous manipulation with anthropomorphic robot hands remains a challenging problem in robotics because of the high-dimensional state and action spaces and complex contacts. Nevertheless, skillful closed-loop manipulation is required to…

Robotics · Computer Science 2022-12-06 Malte Mosbach , Kara Moraw , Sven Behnke

This paper presents a hierarchical framework for planning and control of in-hand manipulation of a rigid object involving grasp changes using fully-actuated multifingered robotic hands. While the framework can be applied to the general…

Robotics · Computer Science 2022-09-22 Rana Soltani Zarrin , Katsu Yamane , Rianna Jitosho

Dexterous hands exhibit significant potential for complex real-world grasping tasks. While recent studies have primarily focused on learning policies for specific robotic hands, the development of a universal policy that controls diverse…

Robotics · Computer Science 2024-10-04 Haoqi Yuan , Bohan Zhou , Yuhui Fu , Zongqing Lu

Dexterous robot hands offer rich opportunities for multifunctional manipulation, where a robot must execute multiple skills in sequence while maintaining control over previously grasped objects. Most prior work in dexterous manipulation…

Robotics · Computer Science 2026-04-29 Ethan Foong , Yunshuang Li , Hao Jiang , Gaurav S. Sukhatme , Daniel Seita

Dexterous manipulation with a multi-finger hand is one of the most challenging problems in robotics. While recent progress in imitation learning has largely improved the sample efficiency compared to Reinforcement Learning, the learned…

Robotics · Computer Science 2022-06-30 Yueh-Hua Wu , Jiashun Wang , Xiaolong Wang

This paper focuses on the scalable robot learning for manipulation in the dexterous robot arm-hand systems, where the remote human-robot interactions via augmented reality (AR) are established to collect the expert demonstration data for…

Machine Learning · Computer Science 2026-02-10 Yicheng Yang , Ruijiao Li , Lifeng Wang , Shuai Zheng , Shunzheng Ma , Keyu Zhang , Tuoyu Sun , Chenyun Dai , Jie Ding , Zhuo Zou

Robotic in-hand manipulation has been a long-standing challenge due to the complexity of modelling hand and object in contact and of coordinating finger motion for complex manipulation sequences. To address these challenges, the majority of…

Robotics · Computer Science 2019-10-25 Tingguang Li , Krishnan Srinivasan , Max Qing-Hu Meng , Wenzhen Yuan , Jeannette Bohg

Dexterous manipulation, which refers to the ability of a robotic hand or multi-fingered end-effector to skillfully control, reorient, and manipulate objects through precise, coordinated finger movements and adaptive force modulation,…

We present GR-RL, a robotic learning framework that turns a generalist vision-language-action (VLA) policy into a highly capable specialist for long-horizon dexterous manipulation. Assuming the optimality of human demonstrations is core to…

This study addresses the problem of occluded grasping, where primary grasp configurations of an object are not available due to occlusion with environment. Simple parallel grippers often struggle with such tasks due to limited dexterity and…

Robotics · Computer Science 2025-07-22 Keita Kobashi , Masayoshi Tomizuka

Goal-conditioned hierarchical reinforcement learning (HRL) presents a promising approach for enabling effective exploration in complex, long-horizon reinforcement learning (RL) tasks through temporal abstraction. Empirically, heightened…

Machine Learning · Computer Science 2024-04-09 Haoran Wang , Zeshen Tang , Leya Yang , Yaoru Sun , Fang Wang , Siyu Zhang , Yeming Chen

We use reinforcement learning (RL) to learn dexterous in-hand manipulation policies which can perform vision-based object reorientation on a physical Shadow Dexterous Hand. The training is performed in a simulated environment in which we…

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