Glossary

Searchable terminology from accessibility, web standards, and related fields.

8 results found in eye tracking.

Fixation Duration (Fixation Time, Gaze Duration)
The length of time the eye remains relatively still on a specific point in a visual display during reading or visual processing. In eye-tracking research, fixation duration is a key metric for measuri…
Gaze (Eye Gaze, Gaze Direction, Point of Regard)
The direction in which a person is looking, typically measured as the point of visual fixation on a display or in a physical environment. Gaze tracking technology captures where users look and for how…
Gaze Interaction (Gaze-Based Interaction, Gaze Input, Eye Gaze Control)
Gaze interaction is a method of controlling computers and devices by tracking where a person is looking on the screen. Using eye-tracking technology, the system detects the user's point of gaze and tr…
Gaze Typing (Eye Typing, Gaze-Based Text Entry, Eye-Typing)
A text input method that uses eye tracking technology to allow users to type by looking at keys on a virtual on-screen keyboard. The most common technique is dwell-based selection, where the user fixa…
Heat Map (Heatmap, Attention Map, Gaze Map)
A data visualization technique that uses colour intensity to represent the distribution and density of user attention or interaction on a page or interface. In eye tracking research, heat maps aggrega…
Midas Touch Problem (Midas Touch Effect)
The Midas Touch problem is a well-known challenge in gaze-based and dwell-time-based computer interfaces where everything the user looks at or pauses the cursor over is interpreted as a selection comm…
Midas Touch Problem (Midas Touch, Gaze Cursor Problem)
A fundamental challenge in eye-gaze interaction where every object a user looks at becomes unintentionally selected, because the eyes serve dual purposes: looking at objects to perceive them and looki…
Regression (Regressive Saccade, Regressive Eye Movement)
In the context of reading and eye tracking, a regression is a backward eye movement (right-to-left in left-to-right scripts) where the reader returns to previously read text. Regressions typically occ…