Classification of Electrooculography Signals Using Convolutional Neural Networks for Interaction with a Manipulator Robot

O. I. Pellico-Sánchez, P. A. Niño-Suárez, R. D. Hernández-Beleño, O. F. Avilés-Sánchez, M. H. Pérez-Bahena

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

Abstract

Electrooculography (EOG) has been widely applied in human–machine interfaces (HMI) because it provides a reliable communication channel to assist people with disabilities. However, signal behavior under different conditions hinders eye movement classification when algorithms based on voltage threshold detection are used. Therefore, recalibration of the system is required for the classification algorithm to work correctly. Based on the above, a classification algorithm was developed to analyze the data vector corresponding to the entire EOG waveform, instead of just one characteristic value of the signal, thus avoiding the system recalibration process. A convolutional neural network (CNN) was implemented to classify six targets corresponding to different eye movements. The proposed model was compared with a feedforward neural network (FNN) to evaluate its performance. The results were implemented in an HMI for interaction with a manipulator robot.

Original languageEnglish
Title of host publicationCommunication and Applied Technologies - Proceedings of ICOMTA 2022
EditorsPaulo Carlos López-López, Ángel Torres-Toukoumidis, Andrea De-Santis, Óscar Avilés, Daniel Barredo
PublisherSpringer Science and Business Media Deutschland GmbH
Pages13-23
Number of pages11
ISBN (Print)9789811963469
DOIs
StatePublished - 2023
EventInternational Conference on Communication and Applied Technologies, ICOMTA 2022 - Cuenca, Ecuador
Duration: 7 Sep 20229 Sep 2022

Publication series

NameSmart Innovation, Systems and Technologies
Volume318
ISSN (Print)2190-3018
ISSN (Electronic)2190-3026

Conference

ConferenceInternational Conference on Communication and Applied Technologies, ICOMTA 2022
Country/TerritoryEcuador
CityCuenca
Period7/09/229/09/22

Keywords

  • Convolutional neural networks
  • Deep learning
  • Electrooculography
  • Human machine interface

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