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Robotic insertion tasks are characterized by contact and friction mechanics, making them challenging for conventional feedback control methods due to unmodeled physical effects. Reinforcement learning (RL) is a promising approach for…

Machine Learning · Computer Science 2020-05-26 Gerrit Schoettler , Ashvin Nair , Juan Aparicio Ojea , Sergey Levine , Eugen Solowjow

A reinforcement learning (RL) based method that enables the robot to accomplish the assembly-type task with safety regulations is proposed. The overall strategy consists of grasping and assembly, and this paper mainly considers the assembly…

Robotics · Computer Science 2023-03-15 Yi Liu

For the task with complicated manipulation in unstructured environments, traditional hand-coded methods are ineffective, while reinforcement learning can provide more general and useful policy. Although the reinforcement learning is able to…

Robotics · Computer Science 2025-12-03 Nan Lin , Linrui Zhang , Yuxuan Chen , Zhenrui Chen , Yujun Zhu , Ruoxi Chen , Peichen Wu , Xiaoping Chen

Robotic assembly presents a long-standing challenge due to its requirement for precise, contact-rich manipulation. While simulation-based learning has enabled the development of robust assembly policies, their performance often degrades…

Robotics · Computer Science 2026-02-27 Yijie Guo , Iretiayo Akinola , Lars Johannsmeier , Hugo Hadfield , Abhishek Gupta , Yashraj Narang

In automated manufacturing, robots must reliably assemble parts of various geometries and low tolerances. Ideally, they plan the required motions autonomously. This poses a substantial challenge due to high-dimensional state spaces and…

Synthesizing planning and control policies in robotics is a fundamental task, further complicated by factors such as complex logic specifications and high-dimensional robot dynamics. This paper presents a novel reinforcement learning…

Robotics · Computer Science 2023-10-03 Zikang Xiong , Daniel Lawson , Joe Eappen , Ahmed H. Qureshi , Suresh Jagannathan

In this paper, we discuss a framework for teaching bimanual manipulation tasks by imitation. To this end, we present a system and algorithms for learning compliant and contact-rich robot behavior from human demonstrations. The presented…

Robotics · Computer Science 2022-08-02 Simon Stepputtis , Maryam Bandari , Stefan Schaal , Heni Ben Amor

Applying reinforcement learning to robotic systems poses a number of challenging problems. A key requirement is the ability to handle continuous state and action spaces while remaining within a limited time and resource budget.…

Machine Learning · Computer Science 2020-06-29 Benjamin van Niekerk , Andreas Damianou , Benjamin Rosman

Optimizing accelerator control is a critical challenge in experimental particle physics, requiring significant manual effort and resource expenditure. Traditional tuning methods are often time-consuming and reliant on expert input,…

Accelerator Physics · Physics 2026-01-27 Anwar Ibrahim , Denis Derkach , Alexey Petrenko , Fedor Ratnikov , Maxim Kaledin

Reinforcement learning is commonly associated with training of reward-maximizing (or cost-minimizing) agents, in other words, controllers. It can be applied in model-free or model-based fashion, using a priori or online collected system…

Systems and Control · Electrical Eng. & Systems 2022-09-01 Lukas Beckenbach , Pavel Osinenko , Stefan Streif

We study reinforcement learning in settings where sampling an action from the policy must be done concurrently with the time evolution of the controlled system, such as when a robot must decide on the next action while still performing the…

Machine Learning · Computer Science 2020-04-28 Ted Xiao , Eric Jang , Dmitry Kalashnikov , Sergey Levine , Julian Ibarz , Karol Hausman , Alexander Herzog

A key challenge towards the goal of multi-part assembly tasks is finding robust sensorimotor control methods in the presence of uncertainty. In contrast to previous works that rely on a priori knowledge on whether two parts match, we aim to…

Robotics · Computer Science 2021-05-12 Peter A. Zachares , Michelle A. Lee , Wenzhao Lian , Jeannette Bohg

Deep reinforcement learning has proven to be a great success in allowing agents to learn complex tasks. However, its application to actual robots can be prohibitively expensive. Furthermore, the unpredictability of human behavior in…

Robotics · Computer Science 2019-08-16 Mohammad Thabet , Massimiliano Patacchiola , Angelo Cangelosi

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…

Endowing continuum robots with compliance while it is interacting with the internal environment of the human body is essential to prevent damage to the robot and the surrounding tissues. Compared with passive compliance, active compliance…

Robotics · Computer Science 2024-01-30 David Jakes , Zongyuan Ge , Liao Wu

Safety is critical when applying reinforcement learning (RL) to real-world problems. As a result, safe RL has emerged as a fundamental and powerful paradigm for optimizing an agent's policy while incorporating notions of safety. A prevalent…

Machine Learning · Computer Science 2024-05-09 Akifumi Wachi , Xun Shen , Yanan Sui

While reinforcement learning (RL) has the potential to enable robots to autonomously acquire a wide range of skills, in practice, RL usually requires manual, per-task engineering of reward functions, especially in real world settings where…

Robotics · Computer Science 2019-02-15 Tianhe Yu , Gleb Shevchuk , Dorsa Sadigh , Chelsea Finn

Reinforcement learning (RL) has achieved remarkable success in various robotic tasks; however, its deployment in real-world scenarios, particularly in contact-rich environments, often overlooks critical safety and stability aspects.…

Robotics · Computer Science 2025-06-13 Heng Zhang , Gokhan Solak , Sebastian Hjorth , Arash Ajoudani

Robustness and adaptivity are two competing objectives in Kalman filters (KF). Robustness involves temporarily inflating prior estimates of noise covariances, while adaptivity updates prior beliefs by exploiting measurements. In practical…

Information Theory · Computer Science 2026-05-11 Shilei Li , Dawei Shi , Hao Yu , Ling Shi

It is difficult for humans to efficiently teach robots how to correctly perform a task. One intuitive solution is for the robot to iteratively learn the human's preferences from corrections, where the human improves the robot's current…

Robotics · Computer Science 2018-09-14 Dylan P. Losey , Marcia K. O'Malley