Electrooculograms for Human–Computer Interaction: A Review

Eye movements generate electric signals, which a user can employ to control his/her environment and communicate with others. This paper presents a review of previous studies on such electric signals, that is, electrooculograms (EOGs), from the perspective of human−computer interaction (HCI...

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Main Author: Won-Du Chang
Format: Article
Language:English
Published: MDPI AG 2019-06-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/19/12/2690
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author Won-Du Chang
author_facet Won-Du Chang
author_sort Won-Du Chang
collection DOAJ
description Eye movements generate electric signals, which a user can employ to control his/her environment and communicate with others. This paper presents a review of previous studies on such electric signals, that is, electrooculograms (EOGs), from the perspective of human−computer interaction (HCI). EOGs represent one of the easiest means to estimate eye movements by using a low-cost device, and have been often considered and utilized for HCI applications, such as to facilitate typing on a virtual keyboard, moving a mouse, or controlling a wheelchair. The objective of this study is to summarize the experimental procedures of previous studies and provide a guide for researchers interested in this field. In this work the basic characteristics of EOGs, associated measurements, and signal processing and pattern recognition algorithms are briefly reviewed, and various applications reported in the existing literature are listed. It is expected that EOGs will be a useful source of communication in virtual reality environments, and can act as a valuable communication tools for people with amyotrophic lateral sclerosis.
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spelling doaj.art-455ddbb10ece48139d790cfd13653e3d2022-12-22T02:54:38ZengMDPI AGSensors1424-82202019-06-011912269010.3390/s19122690s19122690Electrooculograms for Human–Computer Interaction: A ReviewWon-Du Chang0School of Electronic and Biomedical Engineering, Tongmyong University, Busan 48520, KoreaEye movements generate electric signals, which a user can employ to control his/her environment and communicate with others. This paper presents a review of previous studies on such electric signals, that is, electrooculograms (EOGs), from the perspective of human−computer interaction (HCI). EOGs represent one of the easiest means to estimate eye movements by using a low-cost device, and have been often considered and utilized for HCI applications, such as to facilitate typing on a virtual keyboard, moving a mouse, or controlling a wheelchair. The objective of this study is to summarize the experimental procedures of previous studies and provide a guide for researchers interested in this field. In this work the basic characteristics of EOGs, associated measurements, and signal processing and pattern recognition algorithms are briefly reviewed, and various applications reported in the existing literature are listed. It is expected that EOGs will be a useful source of communication in virtual reality environments, and can act as a valuable communication tools for people with amyotrophic lateral sclerosis.https://www.mdpi.com/1424-8220/19/12/2690electrooculogram (EOG)bio-signal processingEOG calibrationeye-tracking
spellingShingle Won-Du Chang
Electrooculograms for Human–Computer Interaction: A Review
Sensors
electrooculogram (EOG)
bio-signal processing
EOG calibration
eye-tracking
title Electrooculograms for Human–Computer Interaction: A Review
title_full Electrooculograms for Human–Computer Interaction: A Review
title_fullStr Electrooculograms for Human–Computer Interaction: A Review
title_full_unstemmed Electrooculograms for Human–Computer Interaction: A Review
title_short Electrooculograms for Human–Computer Interaction: A Review
title_sort electrooculograms for human computer interaction a review
topic electrooculogram (EOG)
bio-signal processing
EOG calibration
eye-tracking
url https://www.mdpi.com/1424-8220/19/12/2690
work_keys_str_mv AT wonduchang electrooculogramsforhumancomputerinteractionareview