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Whole-body manipulation is a powerful yet underexplored approach that enables robots to interact with large, heavy, or awkward objects using more than just their end-effectors. Soft robots, with their inherent passive compliance, are…

Robotics · Computer Science 2025-09-30 Curtis C. Johnson , Carlo Alessi , Egidio Falotico , Marc D. Killpack

Reinforcement learning holds the promise of enabling autonomous robots to learn large repertoires of behavioral skills with minimal human intervention. However, robotic applications of reinforcement learning often compromise the autonomy of…

Robotics · Computer Science 2016-11-24 Shixiang Gu , Ethan Holly , Timothy Lillicrap , Sergey Levine

We present a deep learning method for composite and task-driven motion control for physically simulated characters. In contrast to existing data-driven approaches using reinforcement learning that imitate full-body motions, we learn…

Graphics · Computer Science 2023-05-08 Pei Xu , Xiumin Shang , Victor Zordan , Ioannis Karamouzas

Flexible-joint manipulators are governed by complex nonlinear dynamics, defining a challenging control problem. In this work, we propose an approach to learn an outer-loop joint trajectory tracking controller with deep reinforcement…

Robotics · Computer Science 2022-03-15 Dmytro Pavlichenko , Sven Behnke

Electric quadruped robots used in outdoor exploration are susceptible to leg-related electrical or mechanical failures. Unexpected joint power loss and joint locking can immediately pose a falling threat. Typically, controllers lack the…

Robotics · Computer Science 2024-02-15 Taixian Hou , Jiaxin Tu , Xiaofei Gao , Zhiyan Dong , Peng Zhai , Lihua Zhang

Robot-assisted neurological surgery is receiving growing interest due to the improved dexterity, precision, and control of surgical tools, which results in better patient outcomes. However, such systems often limit surgeons' natural sensory…

Signal Processing · Electrical Eng. & Systems 2025-08-13 Zacharias Chen , Alexa Cristelle Cahilig , Sarah Dias , Prithu Kolar , Ravi Prakash , Patrick J. Codd

Collaborative robots and space manipulators contain significant joint flexibility. It complicates the control design, compromises the control bandwidth, and limits the tracking accuracy. The imprecise knowledge of the flexible joint…

Robotics · Computer Science 2020-03-12 Shuyang Chen , John Wen

This paper addresses the problem of contact-based manipulation of deformable linear objects (DLOs) towards desired shapes with a dual-arm robotic system. To alleviate the burden of high-dimensional continuous state-action spaces, we model…

Robotics · Computer Science 2021-10-19 Shengzeng Huo , Anqing Duan , Chengxi Li , Peng Zhou , Wanyu Ma , David Navarro-Alarcon

Robotic systems in manufacturing applications commonly assume known object geometry and appearance. This simplifies the task for the 3D perception algorithms and allows the manipulation to be more deterministic. However, those approaches…

Robotics · Computer Science 2019-11-14 Benjamin Joffe , Tevon Walker. Remi Gourdon , Konrad Ahlin

We present a novel approach for robust manipulation of high-DOF deformable objects such as cloth. Our approach uses a random forest-based controller that maps the observed visual features of the cloth to an optimal control action of the…

Robotics · Computer Science 2019-01-18 Biao Jia , Zherong Pan , Zhe Hu , Jia Pan , Dinesh Manocha

Precise shape control of Deformable Linear Objects (DLOs) is crucial in robotic applications such as industrial and medical fields. However, existing methods face challenges in handling complex large deformation tasks, especially those…

Robotics · Computer Science 2026-02-26 Zhaowei Liang , Song Wang , Zhao Jin , Shirui Wu , Dan Wu

Robot learning is often simplified to planar manipulation due to its data consumption. Then, a common approach is to use a fully-convolutional neural network to estimate the reward of grasp primitives. In this work, we extend this approach…

Robotics · Computer Science 2024-11-22 Lars Berscheid , Christian Friedrich , Torsten Kröger

In various surgical procedures, regions of interest (ROIs) such as organs or lesions are often occluded by overlying tissues, requiring surgeons to achieve adequate exposure for precise intervention. However, the irregular geometry,…

Robotics · Computer Science 2026-05-19 Jiayi Liu , Kaiqi Wei , Yiwei Wang , Huan Zhao , Han Ding

This paper introduces a learning-based framework for robot adaptive manipulating the object with a revolute joint in unstructured environments. We concentrate our discussion on various cabinet door opening tasks. To improve the performance…

Robotics · Computer Science 2023-05-01 Hongxiang Yu , Dashun Guo , Zhongxiang Zhou , Yue Wang , Rong Xiong

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

Animals and robots exist in a physical world and must coordinate their bodies to achieve behavioral objectives. With recent developments in deep reinforcement learning, it is now possible for scientists and engineers to obtain sensorimotor…

Robotics · Computer Science 2024-05-21 Yusheng Jiao , Feng Ling , Sina Heydari , Nicolas Heess , Josh Merel , Eva Kanso

Deep imitation learning is promising for robot manipulation because it only requires demonstration samples. In this study, deep imitation learning is applied to tasks that require force feedback. However, existing demonstration methods have…

Robotics · Computer Science 2024-02-27 Heecheol Kim , Yoshiyuki Ohmura , Akihiko Nagakubo , Yasuo Kuniyoshi

Automated poultry processing lines still rely on humans to lift slippery, easily bruised carcasses onto a shackle conveyor. Deformability, anatomical variance, and strict hygiene rules make conventional suction and scripted motions…

Robotic manipulation of deformable and fragile objects presents significant challenges, as excessive stress can lead to irreversible damage to the object. While existing solutions rely on accurate object models or specialized sensors and…

Robotics · Computer Science 2025-10-30 Kei Ikemura , Yifei Dong , David Blanco-Mulero , Alberta Longhini , Li Chen , Florian T. Pokorny

Data-driven material models have many advantages over classical numerical approaches, such as the direct utilization of experimental data and the possibility to improve performance of predictions when additional data is available. One…

Computational Engineering, Finance, and Science · Computer Science 2020-06-11 Dengpeng Huang , Jan Niklas Fuhg , Christian Weißenfels , Peter Wriggers