Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Electrooculogram(also: EOG, Electrooculography)
- The electrooculogram (EOG) is a technique for measuring the electrical potential difference between the front and back of the eye using surface electrodes placed around the eyes. This corneal-retinal potential (CRP) varies linearly with eye rotation along both horizontal and…
- Eye Cursor(also: Gaze Cursor)
- A visual indicator displayed on screen that shows where an eye tracking system has determined the user is currently looking. The eye cursor serves the same function as a mouse cursor but is controlled by eye gaze rather than hand movement. Because eye gaze is inherently less…
- EyeDraw(also: Eye Draw)
- A software application developed at the University of Oregon that enables people with severe motor impairments, particularly children, to create freehand drawings using eye movements tracked by an eye tracker. EyeDraw uses a two-state interaction model where users alternate…
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