Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Tactile Dowsing
- An interaction technique that uses vibrotactile feedback to guide a user toward a target direction in space without visual cues. The term draws an analogy to water dowsing, where a divining rod supposedly reacts when pointing toward the target. In tactile dowsing, a handheld…
- The vOICe(also: vOICe)
- One of the earliest and most widely studied visual-to-auditory sensory substitution devices, developed by Peter Meijer in 1992. The vOICe converts camera images into sound by scanning left to right, mapping horizontal position to time, vertical position to audio frequency…
- Tongue Display Unit(also: TDU, BrainPort, Tongue Electrotactile Display)
- A sensory substitution device that presents visual or spatial information through an array of electrodes placed on the tongue. The tongue is ideal for electrotactile stimulation because it has a very high density of nerve endings, low and consistent electrical impedance due to…
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