Knowledge-guided robot learning on compliance control for robotic assembly task with predictive model

Q Liu, Z Ji, W Xu, Z Liu, B Yao, Z Zhou - Expert Systems with Applications, 2023 - Elsevier
Nowadays industrial robots have become the key equipment in the context of smart
manufacturing and the assembly process is seen as one of the dominant fields of robotic …

Toward expedited impedance tuning of a robotic prosthesis for personalized gait assistance by reinforcement learning control

M Li, Y Wen, X Gao, J Si… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Personalizing medical devices such as lower limb wearable robots is challenging. While the
initial feasibility of automating the process of knee prosthesis control parameter tuning has …

AI-based methodologies for exoskeleton-assisted rehabilitation of the lower limb: a review

O Coser, C Tamantini, P Soda, L Zollo - Frontiers in Robotics and AI, 2024 - frontiersin.org
Over the past few years, there has been a noticeable surge in efforts to design novel tools
and approaches that incorporate Artificial Intelligence (AI) into rehabilitation of persons with …

Human-robotic prosthesis as collaborating agents for symmetrical walking

R Wu, J Zhong, B Wallace, X Gao… - Advances in Neural …, 2022 - proceedings.neurips.cc
This is the first attempt at considering human influence in the reinforcement learning control
of a robotic lower limb prosthesis toward symmetrical walking in real world situations. We …

Reinforcement learning control with knowledge shaping

X Gao, J Si, H Huang - IEEE Transactions on Neural Networks …, 2023 - ieeexplore.ieee.org
We aim at creating a transfer reinforcement learning framework that allows the design of
learning controllers to leverage prior knowledge extracted from previously learned tasks and …

Online reinforcement learning control by direct heuristic dynamic programming: From time-driven to event-driven

Q Zhao, J Si, J Sun - IEEE transactions on neural networks and …, 2021 - ieeexplore.ieee.org
In this work, time-driven learning refers to the machine learning method that updates
parameters in a prediction model continuously as new data arrives. Among existing …

User controlled interface for tuning robotic knee prosthesis

A Alili, V Nalam, M Li, M Liu, J Si… - 2021 IEEE/RSJ …, 2021 - ieeexplore.ieee.org
The tuning process for a robotic prosthesis is a challenging and time-consuming task both
for users and clinicians. An automatic tuning approach using reinforcement learning (RL) …

Shaping individualized impedance landscapes for gait training via reinforcement learning

Y Zhang, S Li, KJ Nolan… - IEEE Transactions on …, 2021 - ieeexplore.ieee.org
Assist-as-needed (AAN) control aims at promoting therapeutic outcomes in robot-assisted
rehabilitation by encouraging patients' active participation. Impedance control is used by …

Predicting individualized joint kinematics over continuous variations of walking, running, and stair climbing

E Reznick, CG Welker, RD Gregg - IEEE Open Journal of …, 2022 - ieeexplore.ieee.org
Goal: Accounting for gait individuality is important to positive outcomes with wearable robots,
but manually tuning multi-activity models is time-consuming and not viable in a clinic …

Koopman operator–based knowledge-guided reinforcement learning for safe human–robot interaction

A Sinha, Y Wang - Frontiers in Robotics and AI, 2022 - frontiersin.org
We developed a novel framework for deep reinforcement learning (DRL) algorithms in task
constrained path generation problems of robotic manipulators leveraging human …