Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Radial Direction(also: Angular Direction, Heading, Bearing (audio display))
- In auditory-display research, a data value that represents a direction in a plane — for example a compass bearing, the tangent of a curve, or the orientation of a pointer — treated as an angle rather than as a pair of Cartesian coordinates. Radial values are inherently circular…
- Reference Sonification(also: Audio reference tone, Origin tone)
- A sonification design pattern in which a fixed, recognisable audio tone represents a known landmark - typically the origin of a coordinate system or another anchor point - and can be re-played on demand so that a user exploring a non-visual data space can re-orient themselves…
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