Glossary
Terms used in accessibility research and practice. Each entry has a definition, common aliases, and category tags.
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- Obstacle Avoidance(also: Obstacle Detection)
- The ability to detect and navigate around physical barriers in one's path, a critical mobility skill for blind and visually impaired people. Traditional obstacle avoidance relies on long cane techniques (sweeping the cane side to side to detect ground-level hazards) and guide…
- Over-rotation(also: Rotation overshoot, Turn overshoot)
- The phenomenon where a person rotates beyond a target heading angle when following a turn instruction, typically caused by the delay between perceiving a stop signal and physically halting the rotation. In navigation assistance for blind users, over-rotation is a systematic…
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