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The manipulation of deformable linear objects (DLOs) via model-based control requires an accurate and computationally efficient dynamics model. Yet, data-driven DLO dynamics models require large training data sets while their predictions…

机器人学 · 计算机科学 2024-07-08 Shamil Mamedov , A. René Geist , Ruan Viljoen , Sebastian Trimpe , Jan Swevers

Manipulation of deformable linear objects (DLOs) in constrained environments is a challenging task. This paper describes a two-layered approach for placing DLOs on a flat surface using a single robot hand. The high-level layer is a novel…

机器人学 · 计算机科学 2025-03-12 I. Grinberg , A. Levin , E. D. Rimon

Robotic manipulation of slender objects is challenging, especially when the induced deformations are large and nonlinear. Traditionally, learning-based control approaches, such as imitation learning, have been used to address deformable…

机器人学 · 计算机科学 2024-02-21 Andrew Choi , Dezhong Tong , Demetri Terzopoulos , Jungseock Joo , M. Khalid Jawed

Deformable linear objects (DLOs) manipulation presents significant challenges due to DLOs' inherent high-dimensional state space and complex deformation dynamics. The wide-populated obstacles in realistic workspaces further complicate DLO…

机器人学 · 计算机科学 2026-01-01 Yunxi Tang , Tianqi Yang , Jing Huang , Xiangyu Chu , Kwok Wai Samuel Au

This paper addresses the task of modeling Deformable Linear Objects (DLOs), such as ropes and cables, during dynamic motion over long time horizons. This task presents significant challenges due to the complex dynamics of DLOs. To address…

机器人学 · 计算机科学 2025-03-10 Yizhou Chen , Yiting Zhang , Zachary Brei , Tiancheng Zhang , Yuzhen Chen , Julie Wu , Ram Vasudevan

Manipulating a deformable linear object (DLO) such as wire, cable, and rope is a common yet challenging task due to their high degrees of freedom and complex deformation behaviors, especially in an environment with obstacles. Existing local…

机器人学 · 计算机科学 2025-12-02 Burak Aksoy , John Wen

Deformable object manipulation tasks have long been regarded as challenging robotic problems. However, until recently very little work has been done on the subject, with most robotic manipulation methods being developed for rigid objects.…

机器人学 · 计算机科学 2022-08-04 Rita Laezza , Yiannis Karayiannidis

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…

This paper presents a fast and accurate model of a deformable linear object (DLO) -- e.g., a rope, wire, or cable -- integrated into an established robot physics simulator, MuJoCo. Most accurate DLO models with low computational times exist…

机器人学 · 计算机科学 2026-02-03 Qi Jing Chen , Timothy Bretl , Quang-Cuong Pham

Robotic manipulation of deformable linear objects (DLOs) is an active area of research, though emerging applications, like automotive wire harness installation, introduce constraints that have not been considered in prior work. Confined…

机器人学 · 计算机科学 2024-02-19 Tyler Toner , Vahidreza Molazadeh , Miguel Saez , Dawn M. Tilbury , Kira Barton

Manipulating deformable linear objects (DLOs) such as wires and cables is crucial in various applications like electronics assembly and medical surgeries. However, it faces challenges due to DLOs' infinite degrees of freedom, complex…

机器人学 · 计算机科学 2025-08-12 Yanzhao Yu , Haotian Yang , Junbo Tan , Xueqian Wang

Manipulation of deformable Linear objects (DLOs), including iron wire, rubber, silk, and nylon rope, is ubiquitous in daily life. These objects exhibit diverse physical properties, such as Young$'$s modulus and bending stiffness.Such…

机器人学 · 计算机科学 2024-11-01 Mingen Li , Changhyun Choi

We present an integrated (or end-to-end) framework for the Real2Sim2Real problem of manipulating deformable linear objects (DLOs) based on visual perception. Working with a parameterised set of DLOs, we use likelihood-free inference (LFI)…

机器人学 · 计算机科学 2026-03-11 Georgios Kamaras , Subramanian Ramamoorthy

Manipulating deformable linear objects (DLOs) is challenging due to their complex dynamics and the need for safe interaction in contact-rich environments. Most existing models focus on shape prediction alone and fail to account for contact…

机器人学 · 计算机科学 2025-05-21 Yiting Zhang , Shichen Li

The robotic manipulation of Deformable Linear Objects (DLOs) is a vital and challenging task that is important in many practical applications. Classical model-based approaches to this problem require an accurate model to capture how robot…

机器人学 · 计算机科学 2023-09-15 Piotr Kicki , Michał Bidziński , Krzysztof Walas

Robotic manipulation of deformable linear objects (DLOs) has broad application prospects in many fields. However, a key issue is to obtain the exact deformation models (i.e., how robot motion affects DLO deformation), which are hard to…

机器人学 · 计算机科学 2022-08-30 Mingrui Yu , Kangchen Lv , Hanzhong Zhong , Shiji Song , Xiang Li

Model-based manipulation of deformable objects has traditionally dealt with objects while neglecting their dynamics, thus mostly focusing on very lightweight objects at steady state. At the same time, soft robotic research has made…

机器人学 · 计算机科学 2025-10-21 Sebastien Tiburzio , Tomás Coleman , Daniel Feliu-Talegon , Cosimo Della Santina

Constrained environments are common in practical applications of manipulating deformable linear objects (DLOs), where movements of both DLOs and robots should be constrained. This task is high-dimensional and highly constrained owing to the…

机器人学 · 计算机科学 2024-10-01 Mingrui Yu , Kangchen Lv , Changhao Wang , Yongpeng Jiang , Masayoshi Tomizuka , Xiang Li

Deformable linear object (DLO) manipulation is needed in many fields. Previous research on deformable linear object (DLO) manipulation has primarily involved parallel jaw gripper manipulation with fixed grasping positions. However, the…

机器人学 · 计算机科学 2023-12-27 Sun Zhaole , Jihong Zhu , Robert B. Fisher

While robotic manipulation of rigid objects is quite straightforward, coping with deformable objects is an open issue. More specifically, tasks like tying a knot, wiring a connector or even surgical suturing deal with the domain of…

计算机视觉与模式识别 · 计算机科学 2018-10-11 Daniele De Gregorio , Gianluca Palli , Luigi Di Stefano
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