English
Related papers

Related papers: Variable Compliance Control for Robotic Peg-in-Hol…

200 papers

Recently, deep reinforcement learning (RL) has shown some impressive successes in robotic manipulation applications. However, training robots in the real world is nontrivial owing to sample efficiency and safety concerns. Sim-to-real…

Object insertion under tight tolerances ($< \hspace{-.02in} 1mm$) is an important but challenging assembly task as even small errors can result in undesirable contacts. Recent efforts focused on Reinforcement Learning (RL), which often…

In the peg insertion task, human pays attention to the seam between the peg and the hole and tries to fill it continuously with visual feedback. By imitating the human behavior, we design architectures with position and orientation…

Robotics · Computer Science 2022-04-21 Liang Xie , Hongxiang Yu , Yinghao Zhao , Haodong Zhang , Zhongxiang Zhou , Minhang Wang , Yue Wang , Rong Xiong

Deep reinforcement learning (RL) has emerged as a promising approach for autonomously acquiring complex behaviors from low level sensor observations. Although a large portion of deep RL research has focused on applications in video games…

Robotics · Computer Science 2021-02-08 Julian Ibarz , Jie Tan , Chelsea Finn , Mrinal Kalakrishnan , Peter Pastor , Sergey Levine

In this survey, we systematically summarize the current literature on studies that apply reinforcement learning (RL) to the motion planning and control of autonomous vehicles. Many existing contributions can be attributed to the pipeline…

Robotics · Computer Science 2021-06-02 Fei Ye , Shen Zhang , Pin Wang , Ching-Yao Chan

Anchor-bolt insertion is a peg-in-hole task performed in the construction field for holes in concrete. Efforts have been made to automate this task, but the variable lighting and hole surface conditions, as well as the requirements for…

Robotics · Computer Science 2024-04-01 André Yuji Yasutomi , Hideyuki Ichiwara , Hiroshi Ito , Hiroki Mori , Tetsuya Ogata

Many manipulation tasks require robots to interact with unknown environments. In such applications, the ability to adapt the impedance according to different task phases and environment constraints is crucial for safety and performance.…

Robotics · Computer Science 2021-02-16 Xiang Zhang , Liting Sun , Zhian Kuang , Masayoshi Tomizuka

Contact-rich manipulation tasks in unstructured environments often require both haptic and visual feedback. However, it is non-trivial to manually design a robot controller that combines modalities with very different characteristics. While…

Reinforcement learning (RL) is effective in many robotic applications, but it requires extensive exploration of the state-action space, during which behaviors can be unsafe. This significantly limits its applicability to large robots with…

Robotics · Computer Science 2026-01-05 Mehdi Heydari Shahna , Pauli Mustalahti , Jouni Mattila

Deep reinforcement learning (DRL) has been successfully used to solve various robotic manipulation tasks. However, most of the existing works do not address the issue of control stability. This is in sharp contrast to the control theory…

Robotics · Computer Science 2021-09-28 Shahbaz Abdul Khader , Hang Yin , Pietro Falco , Danica Kragic

Many industrial assembly tasks involve peg-in-hole like insertions with sub-millimeter tolerances which are challenging, even in highly calibrated robot cells. Visual servoing can be employed to increase the robustness towards uncertainties…

Robotics · Computer Science 2022-06-20 Rasmus Laurvig Haugaard , Anders Glent Buch , Thorbjørn Mosekjær Iversen

Aligning a lens system relative to an imager is a critical challenge in camera manufacturing. While optimal alignment can be mathematically computed under ideal conditions, real-world deviations caused by manufacturing tolerances often…

Robotics · Computer Science 2025-10-06 Matthias Burkhardt , Tobias Schmähling , Pascal Stegmann , Michael Layh , Tobias Windisch

For peg-in-hole tasks, humans rely on binocular visual perception to locate the peg above the hole surface and then proceed with insertion. This paper draws insights from this behavior to enable agents to learn efficient assembly strategies…

Robotics · Computer Science 2026-05-19 Zichun Xu , Zhaomin Wang , Yuntao Li , Lei Zhuang , Zhiyuan Zhao , Guocai Yang , Jingdong Zhao

Reinforcement learning (RL) can in principle let robots automatically adapt to new tasks, but current RL methods require a large number of trials to accomplish this. In this paper, we tackle rapid adaptation to new tasks through the…

Robotic force-based compliance control is a preferred approach to achieve high-precision assembly tasks. When the geometric features of assembly objects are asymmetric or irregular, reinforcement learning (RL) agents are gradually…

Robotics · Computer Science 2022-11-07 Yuhang Gai , Bing Wang , Jiwen Zhang , Dan Wu , Ken Chen

This paper investigates robotic peg-in-hole assembly using the Elementary Dynamic Actions (EDA) framework, which models contact-rich tasks through a combination of submovements, oscillations, and mechanical impedance. Rather than focusing…

Robotics · Computer Science 2025-03-11 Johannes Lachner , Federico Tessari , A. Michael West , Moses C. Nah , Neville Hogan

Deep reinforcement learning (RL) is an optimization-driven framework for producing control strategies for general dynamical systems without explicit reliance on process models. Good results have been reported in simulation. Here we…

Systems and Control · Electrical Eng. & Systems 2022-01-14 Nathan P. Lawrence , Michael G. Forbes , Philip D. Loewen , Daniel G. McClement , Johan U. Backstrom , R. Bhushan Gopaluni

The market for domestic robots made to perform household chores is growing as these robots relieve people of everyday responsibilities. Domestic robots are generally welcomed for their role in easing human labor, in contrast to industrial…

Robotics · Computer Science 2024-05-30 Arpita Soni , Sujatha Alla , Suresh Dodda , Hemanth Volikatla

Contact-rich manipulation tasks in unstructured environments often require both haptic and visual feedback. It is non-trivial to manually design a robot controller that combines these modalities which have very different characteristics.…

In this work we propose a learning approach to high-precision robotic assembly problems. We focus on the contact-rich phase, where the assembly pieces are in close contact with each other. Unlike many learning-based approaches that heavily…

Robotics · Computer Science 2021-08-03 Jieliang Luo , Hui Li