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

Coordinate systems for evoked potential topography.

N Drasdo1, P Furlong

  • 1Department of Vision Sciences, Aston University, Birmingham, U.K.

Electroencephalography and Clinical Neurophysiology
|November 1, 1988
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

Cocaine induces a reversible stomatocytosis of red blood cells and increases blood viscosity.

Clinical hemorheology and microcirculation·2012
Same author

From apartheid to development: science policy and the politics of race in South Africa.

Contree·2011
Same author

Effect of darkness on inner retinal hypoxia in diabetes.

Lancet (London, England)·2002
Same author

The influence of plasma glucose upon pulsatile ocular blood flow in subjects with type II diabetes mellitus.

Diabetologia·2001
Same author

The pattern electroretinogram (PERG) with contralateral corneal reference.

Ophthalmic & physiological optics : the journal of the British College of Ophthalmic Opticians (Optometrists)·2001
Same author

The effects of astigmatism and working distance on optic nerve head images using a Heidelberg Retina Tomograph scanning laser ophthalmoscope.

American journal of ophthalmology·2001

New scalp coordinate systems use cartographic principles for precise point localization. These methods enhance mapping of sensory evoked responses, improving visualization techniques.

Area of Science:

  • Neuroscience
  • Biophysics
  • Medical Imaging

Background:

  • Accurate localization of scalp points is crucial for analyzing neurophysiological data.
  • Conventional methods may lack precision for irregular anatomical surfaces like the scalp.

Purpose of the Study:

  • To introduce novel coordinate systems for scalp point specification.
  • To adapt cartographic principles for neurophysiological mapping.
  • To demonstrate the utility of these systems for sensory evoked response analysis.

Main Methods:

  • Development of two new coordinate systems based on proportional curvilinear surface units.
  • Application of cylindrical projections to convert coordinate lines into rectangular graticules.
  • Utilizing visual and somatosensory evoked response data for illustration.

Related Experiment Videos

Main Results:

  • The proposed coordinate systems provide a robust method for scalp point localization.
  • Cylindrical projections effectively generate graticules for isopotential mapping.
  • Techniques are demonstrated to be applicable to contemporary color contour displays.

Conclusions:

  • The novel coordinate systems offer practical advantages for scalp mapping.
  • These methods facilitate clearer visualization of sensory evoked responses.
  • The approach integrates principles of cartography with neurophysiological data analysis.