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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…

Robotics · Computer Science 2024-07-08 Shamil Mamedov , A. René Geist , Ruan Viljoen , Sebastian Trimpe , Jan Swevers

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…

Robotics · Computer Science 2025-03-10 Yizhou Chen , Yiting Zhang , Zachary Brei , Tiancheng Zhang , Yuzhen Chen , Julie Wu , Ram Vasudevan

We propose a framework for deformable linear object prediction. Prediction of deformable objects (e.g., rope) is challenging due to their non-linear dynamics and infinite-dimensional configuration spaces. By mapping the dynamics from a…

Computer Vision and Pattern Recognition · Computer Science 2021-03-29 Wenbo Zhang , Karl Schmeckpeper , Pratik Chaudhari , Kostas Daniilidis

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…

Robotics · Computer Science 2024-02-19 Tyler Toner , Vahidreza Molazadeh , Miguel Saez , Dawn M. Tilbury , Kira Barton

The deformable linear objects (DLOs) are common in both industrial and domestic applications, such as wires, cables, ropes. Because of its highly deformable nature, it is difficult for the robot to reproduce human's dexterous skills on…

Robotics · Computer Science 2021-07-02 Mingrui Yu , Hanzhong Zhong , Fangxun Zhong , Xiang Li

The shape control of deformable linear objects (DLOs) is challenging, since it is difficult to obtain the deformation models. Previous studies often approximate the models in purely offline or online ways. In this paper, we propose a scheme…

Robotics · Computer Science 2022-02-17 Mingrui Yu , Hanzhong Zhong , Xiang Li

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…

Robotics · Computer Science 2024-11-01 Mingen Li , Changhyun Choi

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…

Robotics · Computer Science 2023-09-15 Piotr Kicki , Michał Bidziński , Krzysztof Walas

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…

Robotics · Computer Science 2026-02-03 Qi Jing Chen , Timothy Bretl , Quang-Cuong Pham

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…

Robotics · Computer Science 2025-08-12 Yanzhao Yu , Haotian Yang , Junbo Tan , Xueqian Wang

Using visual model-based learning for deformable object manipulation is challenging due to difficulties in learning plannable visual representations along with complex dynamic models. In this work, we propose a new learning framework that…

Machine Learning · Computer Science 2020-03-12 Wilson Yan , Ashwin Vangipuram , Pieter Abbeel , Lerrel Pinto

We demonstrate model-based, visual robot manipulation of linear deformable objects. Our approach is based on a state-space representation of the physical system that the robot aims to control. This choice has multiple advantages, including…

Robotics · Computer Science 2020-10-07 Mengyuan Yan , Yilin Zhu , Ning Jin , Jeannette Bohg

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…

Robotics · Computer Science 2025-05-21 Yiting Zhang , Shichen Li

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…

Computer Vision and Pattern Recognition · Computer Science 2018-10-11 Daniele De Gregorio , Gianluca Palli , Luigi Di Stefano

We aim to solve the problem of manipulating deformable objects, particularly elastic bands, in real-world scenarios. However, deformable object manipulation (DOM) requires a policy that works on a large state space due to the unlimited…

Robotics · Computer Science 2025-05-02 Minseok Song , JeongHo Ha , Bonggyeong Park , Daehyung Park

Deformable objects manipulation can benefit from representations that seamlessly integrate vision and touch while handling occlusions. In this work, we present a novel approach for, and real-world demonstration of, multimodal visuo-tactile…

Robotics · Computer Science 2022-10-10 Youngsun Wi , Andy Zeng , Pete Florence , Nima Fazeli

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…

Robotics · Computer Science 2022-08-30 Mingrui Yu , Kangchen Lv , Hanzhong Zhong , Shiji Song , Xiang Li

The modelling of Deformable Linear Objects (DLOs) such as cables, wires, and strings presents significant challenges due to their flexible and deformable nature. In robotics, accurately simulating the dynamic behavior of DLOs is essential…

Robotics · Computer Science 2025-08-12 Andrea Govoni , Nadia Zubair , Simone Soprani , Gianluca Palli

Industrial assembly of deformable linear objects (DLOs) such as cables offers great potential for many industries. However, DLOs pose several challenges for robot-based automation due to the inherent complexity of deformation and,…

We study the problem of learning graph dynamics of deformable objects that generalizes to unknown physical properties. Our key insight is to leverage a latent representation of elastic physical properties of cloth-like deformable objects…

Computer Vision and Pattern Recognition · Computer Science 2024-12-23 Alberta Longhini , Marco Moletta , Alfredo Reichlin , Michael C. Welle , David Held , Zackory Erickson , Danica Kragic
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