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A Current-Based Surface Electromyography (sEMG) System for Human Motion Recognition: Preliminary Study

  • Cheng Zeng
  • , Enhao Zheng
  • , Qining Wang
  • , Hong Qiao
  • CAS - Institute of Automation
  • China University of Geosciences, Beijing
  • Peking University

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The myoelectric interface acts as an important role in the field of wearable robotics. This study explores the current-based sEMG technology for upper-limb motion recognition. Different from the voltage-based sEMG system, the current-based sampling approach can directly extract the current signals and be free from the cross talks. The technology facilitate the myoelectric sampling in a non-ideal environment such as underwater. We designed the sensing circuit with a feedback-loop current amplification module, and analyzed the stability. After development of the system, three healthy subjects participated in the experiment. Six basic wrist joint motions were investigated. With the selected feature set and the designed classification method, The average recognition accuracies across the subjects were 96.3%, 94.2%, and 95.8% respectively. The preliminary results demonstrate that the current-based sEMG technology is a promising solution to upper-limb motion recognition in a rigorous environment.

Original languageEnglish
Title of host publicationIntelligent Robotics and Applications - 14th International Conference, ICIRA 2021, Proceedings
EditorsXin-Jun Liu, Zhenguo Nie, Jingjun Yu, Fugui Xie, Rui Song
PublisherSpringer Science and Business Media Deutschland GmbH
Pages737-747
Number of pages11
ISBN (Print)9783030890940
DOIs
StatePublished - 2021
Externally publishedYes
Event14th International Conference on Intelligent Robotics and Applications, ICIRA 2021 - Yantai, China
Duration: 22 Oct 202125 Oct 2021

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume13013 LNAI
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference14th International Conference on Intelligent Robotics and Applications, ICIRA 2021
Country/TerritoryChina
CityYantai
Period22/10/2125/10/21

Keywords

  • Current-based sEMG
  • Human upper limb
  • Motion recognition
  • Stability

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