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In-hand manipulation of tools using dexterous hands in real-world is an underexplored problem in the literature. In addition to more complex geometry and larger size of the tools compared to more commonly used objects like cubes or…

Robotics · Computer Science 2024-10-11 Shaunak A. Mehta , Rana Soltani Zarrin

In recent years, the robotics community has made substantial progress in robotic manipulation using deep reinforcement learning (RL). Effectively learning of long-horizon tasks remains a challenging topic. Typical RL-based methods…

Robotics · Computer Science 2021-05-13 Zhihao Li , Zhenglong Sun , Jionglong SU , Jiaming 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

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 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…

Dexterous multi-fingered hands are extremely versatile and provide a generic way to perform a multitude of tasks in human-centric environments. However, effectively controlling them remains challenging due to their high dimensionality and…

Machine Learning · Computer Science 2018-06-27 Aravind Rajeswaran , Vikash Kumar , Abhishek Gupta , Giulia Vezzani , John Schulman , Emanuel Todorov , Sergey Levine

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

The ability to manipulate tools significantly expands the set of tasks a robot can perform. Yet, tool manipulation represents a challenging class of dexterity, requiring grasping thin objects, in-hand object rotations, and forceful…

Robotics · Computer Science 2026-02-25 Kushal Kedia , Tyler Ga Wei Lum , Jeannette Bohg , C. Karen Liu

Reinforcement learning (RL) holds great promise for enabling autonomous acquisition of complex robotic manipulation skills, but realizing this potential in real-world settings has been challenging. We present a human-in-the-loop…

Robotics · Computer Science 2025-03-21 Jianlan Luo , Charles Xu , Jeffrey Wu , Sergey Levine

Human-like dexterous hands with multiple fingers offer human-level manipulation capabilities, but training control policies that can directly deploy on real hardware remains difficult due to contact-rich physics and imperfect actuation. We…

Robotics · Computer Science 2026-01-12 Zhe Zhao , Haoyu Dong , Zhengmao He , Yang Li , Xinyu Yi , Zhibin Li

Skill chaining is a promising approach for synthesizing complex behaviors by sequentially combining previously learned skills. Yet, a naive composition of skills fails when a policy encounters a starting state never seen during its…

Machine Learning · Computer Science 2021-11-16 Youngwoon Lee , Joseph J. Lim , Anima Anandkumar , Yuke Zhu

Developing robotic systems capable of robustly executing long-horizon manipulation tasks with human-level dexterity is challenging, as such tasks require both physical dexterity and seamless sequencing of manipulation skills while robustly…

Robotics · Computer Science 2025-08-26 Weikang Wan , Jiawei Fu , Xiaodi Yuan , Yifeng Zhu , Hao Su

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

Complex and contact-rich robotic manipulation tasks, particularly those that involve multi-fingered hands and underactuated object manipulation, present a significant challenge to any control method. Methods based on reinforcement learning…

Machine Learning · Computer Science 2022-12-21 Kelvin Xu , Zheyuan Hu , Ria Doshi , Aaron Rovinsky , Vikash Kumar , Abhishek Gupta , Sergey Levine

Learning generalizable robot manipulation policies, especially for complex multi-fingered humanoids, remains a significant challenge. Existing approaches primarily rely on extensive data collection and imitation learning, which are…

Robotics · Computer Science 2025-09-03 Toru Lin , Kartik Sachdev , Linxi Fan , Jitendra Malik , Yuke Zhu

Dexterous hands enable concurrent prehensile and nonprehensile manipulation, such as holding one object while interacting with another, a capability essential for everyday tasks yet underexplored in robotics. Learning such long-horizon,…

Robotics · Computer Science 2026-03-17 Hao Jiang , Yue Wu , Yue Wang , Gaurav S. Sukhatme , Daniel Seita

Dexterous robotic hands are essential for performing complex manipulation tasks, yet remain difficult to train due to the challenges of demonstration collection and high-dimensional control. While reinforcement learning (RL) can alleviate…

Recent work has demonstrated the ability of deep reinforcement learning (RL) algorithms to learn complex robotic behaviours in simulation, including in the domain of multi-fingered manipulation. However, such models can be challenging to…

Teaching robots dexterous manipulation skills, such as tool use, presents a significant challenge. Current approaches can be broadly categorized into two strategies: human teleoperation (for imitation learning) and sim-to-real reinforcement…

Dexterous manipulation of arbitrary objects, a fundamental daily task for humans, has been a grand challenge for autonomous robotic systems. Although data-driven approaches using reinforcement learning can develop specialist policies that…

Robotics · Computer Science 2021-11-05 Wenlong Huang , Igor Mordatch , Pieter Abbeel , Deepak Pathak
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