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Zhenhua Yu

5 accepted papers

2026

Human-in-the-Loop Capacitive Microphone Sensors-Based Muscle Sensing System for Predictive and Adaptive Exoskeleton Assistance

RA-L 2026

Mobility impairments among older adults and individuals with neuromuscular weakness motivate the need for timely and adaptive exoskeleton assistance. This paper presents a human-in-the-loop muscle sensing and control system based on capacitive microphone sensors (CMS) that capture subtle mechanical

Cited by 0SourceScholar
2024

Transparency Control of a 1-DoF Knee Exoskeleton via Human-in-the-Loop Velocity Optimisation

ICRA 2024poster

Rehabilitative robotics, particularly lower-limb exoskeletons (LLEs), have gained increasing importance in aiding patients regain ambulatory functions. One of the challenges in making these systems effective is the implementation of an assist-as-needed (AAN) control strategy that intervenes only whe…

Cited by 1SourceScholar
2022

A Semi-Supervised Reservoir Computing System Based on Tapered Whisker for Mobile Robot Terrain Identification and Roughness Estimation

RA-L 2022

Identifying terrain type is important for safely operating robots exploration in unstructured environments. In this letter, we firstly proposed a novel tapered whisker-based semi-supervised reservoir computing (TWSSRC) system for improving terrain classification and terrain property estimation for t

Cited by 14SourceScholar
2022

A Tapered Whisker-Based Physical Reservoir Computing System for Mobile Robot Terrain Identification in Unstructured Environments

RA-L 2022

In this letter, we present for the first time the use of tapered whisker-based reservoir computing (TWRC) system mounted on a mobile robot for terrain classification and roughness estimation of unknown terrain. Hall effect sensors captured the oscillations at different locations along a tapered spri

Cited by 24SourceScholar
2021

A Method to use Nonlinear Dynamics in a Whisker Sensor for Terrain Identification by Mobile Robots

IROS 2021poster

This paper shows analytical and experimental evidence of using the vibration dynamics of a compliant whisker for accurate terrain classification during steady state motion of a mobile robot. A Hall effect sensor was used to measure whisker vibrations due to perturbations from the ground. Analytical…

Cited by 13SourceScholar