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相关论文: Retrieval Dexterity: Efficient Object Retrieval in…

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Performing object retrieval in real-world workspaces must tackle challenges including \emph{uncertainty} and \emph{clutter}. One option is to apply prehensile operations, which can be time consuming in highly-cluttered scenarios. On the…

机器人学 · 计算机科学 2024-02-07 Ewerton R. Vieira , Kai Gao , Daniel Nakhimovich , Kostas E. Bekris , Jingjin Yu

Despite advances in hand-object interaction modeling, generating realistic dexterous manipulation data for robotic hands remains a challenge. Retargeting methods often suffer from low accuracy and fail to account for hand-object…

机器人学 · 计算机科学 2025-05-05 Xiaoyi Lin , Kunpeng Yao , Lixin Xu , Xueqiang Wang , Xuetao Li , Yuchen Wang , Miao Li

Dexterous multi-fingered hands can provide robots with the ability to flexibly perform a wide range of manipulation skills. However, many of the more complex behaviors are also notoriously difficult to control: Performing in-hand object…

机器人学 · 计算机科学 2019-09-26 Anusha Nagabandi , Kurt Konoglie , Sergey Levine , Vikash Kumar

Daily objects embedded in a contextual environment are often ungraspable initially. Whether it is a book sandwiched by other books on a fully packed bookshelf or a piece of paper lying flat on the desk, a series of nonprehensile pregrasp…

机器人学 · 计算机科学 2023-05-09 Sirui Chen , Albert Wu , C. Karen Liu

Robotic object singulation, where a robot must isolate, grasp, and retrieve a target object in a cluttered environment, is a fundamental challenge in robotic manipulation. This task is difficult due to occlusions and how other objects act…

机器人学 · 计算机科学 2024-10-16 Hao Jiang , Yuhai Wang , Hanyang Zhou , Daniel Seita

Grasping in cluttered environments is a fundamental but challenging robotic skill. It requires both reasoning about unseen object parts and potential collisions with the manipulator. Most existing data-driven approaches avoid this problem…

机器人学 · 计算机科学 2020-05-22 Adithyavairavan Murali , Arsalan Mousavian , Clemens Eppner , Chris Paxton , Dieter Fox

Object grasping is an important ability required for various robot tasks. In particular, tasks that require precise force adjustments during operation, such as grasping an unknown object or using a grasped tool, are difficult for humans to…

机器人学 · 计算机科学 2024-01-22 Koki Yamane , Sho Sakaino , Toshiaki Tsuji

Many real-world manipulation tasks consist of a series of subtasks that are significantly different from one another. Such long-horizon, complex tasks highlight the potential of dexterous hands, which possess adaptability and versatility,…

机器人学 · 计算机科学 2023-10-17 Yuanpei Chen , Chen Wang , Li Fei-Fei , C. Karen Liu

Nowadays robots play an increasingly important role in our daily life. In human-centered environments, robots often encounter piles of objects, packed items, or isolated objects. Therefore, a robot must be able to grasp and manipulate…

机器人学 · 计算机科学 2022-10-06 Hamidreza Kasaei , Mohammadreza Kasaei

Robotic dexterous grasping is a challenging problem due to the high degree of freedom (DoF) and complex contacts of multi-fingered robotic hands. Existing deep reinforcement learning (DRL) based methods leverage human demonstrations to…

机器人学 · 计算机科学 2023-10-18 Qingtao Liu , Yu Cui , Qi Ye , Zhengnan Sun , Haoming Li , Gaofeng Li , Lin Shao , Jiming Chen

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…

机器人学 · 计算机科学 2021-11-05 Wenlong Huang , Igor Mordatch , Pieter Abbeel , Deepak Pathak

This paper introduces RoboDexVLM, an innovative framework for robot task planning and grasp detection tailored for a collaborative manipulator equipped with a dexterous hand. Previous methods focus on simplified and limited manipulation…

机器人学 · 计算机科学 2025-03-04 Haichao Liu , Sikai Guo , Pengfei Mai , Jiahang Cao , Haoang Li , Jun Ma

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…

机器学习 · 计算机科学 2022-12-21 Kelvin Xu , Zheyuan Hu , Ria Doshi , Aaron Rovinsky , Vikash Kumar , Abhishek Gupta , Sergey Levine

In complex scenarios where typical pick-and-place techniques are insufficient, often non-prehensile manipulation can ensure that a robot is able to fulfill its task. However, non-prehensile manipulation is challenging due to its…

机器人学 · 计算机科学 2025-08-04 Nils Dengler , Juan Del Aguila Ferrandis , João Moura , Sethu Vijayakumar , Maren Bennewitz

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…

机器人学 · 计算机科学 2024-12-24 Dongying Tian , Xiangbo Lin , Yi Sun

This paper presents a robotic pick-and-place system that is capable of grasping and recognizing both known and novel objects in cluttered environments. The key new feature of the system is that it handles a wide range of object categories…

Training agents to autonomously learn how to use anthropomorphic robotic hands has the potential to lead to systems capable of performing a multitude of complex manipulation tasks in unstructured and uncertain environments. In this work, we…

机器人学 · 计算机科学 2021-05-18 Henry Charlesworth , Giovanni Montana

Dexterous in-hand manipulation in robotics, particularly with multi-fingered robotic hands, poses significant challenges due to the intricate avoidance of collisions among fingers and the object being manipulated. Collision-free paths for…

机器人学 · 计算机科学 2024-07-09 Xiao Gao , Kunpeng Yao , Farshad Khadivar , Aude Billard

Dexterous intelligence -- the ability to perform complex interactions with multi-fingered hands -- is a pinnacle of human physical intelligence and emergent higher-order cognitive skills. However, contrary to Moravec's paradox, dexterous…

机器人学 · 计算机科学 2025-07-15 Gagan Khandate

Dexterous manipulation is a critical aspect of human capability, enabling interaction with a wide variety of objects. Recent advancements in learning from human demonstrations and teleoperation have enabled progress for robots in such…

机器人学 · 计算机科学 2026-01-14 Shuqi Zhao , Xinghao Zhu , Yuxin Chen , Chenran Li , Lichen Xie , Xiang Zhang , Mingyu Ding , Masayoshi Tomizuka