Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Timing of EEG-based cursor control

J R Wolpaw1, D Flotzinger, G Pfurtscheller

  • 1Wadsworth Center for Laboratories and Research, New York State Department of Health and State University of New York, Albany 12201-0509, USA.

Journal of Clinical Neurophysiology : Official Publication of the American Electroencephalographic Society
|February 11, 1998
PubMed
Summary
This summary is machine-generated.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

MRI-related anxiety can induce slow BOLD oscillations coupled with cardiac oscillations.

Clinical neurophysiology : official journal of the International Federation of Clinical Neurophysiology·2021
Same author

An exploration of BCI performance variations in people with amyotrophic lateral sclerosis using longitudinal EEG data.

Journal of neural engineering·2019
Same author

Controlling pre-movement sensorimotor rhythm can improve finger extension after stroke.

Journal of neural engineering·2018
Same author

EEG-Based Brain-Computer Interfaces.

Current opinion in biomedical engineering·2018
Same author

BCI in practice.

Progress in brain research·2016
Same author

Discussion of "time-frequency techniques in biomedical signal analysis: a tutorial review of similarities and differences".

Methods of information in medicine·2013
Same journal

Surface EEG to Identify Cognitive Motor Dissociation After Acute Brain Injury.

Journal of clinical neurophysiology : official publication of the American Electroencephalographic Society·2026
Same journal

The Physics and Physiology of Electrical Stimulation of the Brain.

Journal of clinical neurophysiology : official publication of the American Electroencephalographic Society·2026
Same journal

Neurophysiology in Postanoxic Encephalopathy: Pathophysiology, Prognosis, and Treatment.

Journal of clinical neurophysiology : official publication of the American Electroencephalographic Society·2026
Same journal

A Review on the Functional Connectivity of the Human Opercular Cortex.

Journal of clinical neurophysiology : official publication of the American Electroencephalographic Society·2026
Same journal

Surgical Aspects of Opercular Epilepsies.

Journal of clinical neurophysiology : official publication of the American Electroencephalographic Society·2026
Same journal

Cost-Effectiveness of EEG Monitoring in Hypoxic-Ischemic Brain Injury After Cardiac Arrest.

Journal of clinical neurophysiology : official publication of the American Electroencephalographic Society·2026
See all related articles

Humans can learn to control electroencephalography (EEG) amplitude to move a cursor, offering new communication options for those with motor disabilities. This study details EEG control characteristics and suggests improvements for better performance.

Area of Science:

  • Neuroscience
  • Biomedical Engineering
  • Human-Computer Interaction

Background:

  • Electroencephalography (EEG) amplitude control shows promise for assistive communication.
  • Understanding EEG control dynamics is crucial for developing effective brain-computer interfaces (BCIs).
  • Current BCIs require detailed knowledge of user control characteristics.

Purpose of the Study:

  • To examine the temporal dynamics of EEG amplitude control after target presentation.
  • To identify characteristic features of EEG control for cursor movement.
  • To suggest modifications for improving EEG-based control performance.

Main Methods:

  • Subjects controlled a vertically moving cursor using EEG amplitude in a specific frequency band.
  • Targets appeared at the top or bottom of the screen, initiating cursor movement after a delay.

Related Experiment Videos

  • EEG amplitude was recorded and analyzed in relation to target appearance and cursor movement.

    • Main Results:

    • Target-specific EEG amplitude control initiated 0.5 seconds post-target appearance.
    • Control patterns showed waxing and waning with approximately 1-second periodicity.
    • High accuracy (>=90%) was achieved, with distinct error patterns for top and bottom targets.

    Conclusions:

    • EEG control is a viable method for cursor manipulation.
    • Error analysis revealed specific challenges related to maintaining or reducing EEG amplitude.
    • Modifications like adjusted trial timing and adaptive control algorithms could enhance performance.