By Kristin Cobb
Eye-tracking technology allows people who are unable to type or manipulate a mouse to use a computer. While a camera captures their eye movements, they can move a cursor with their gaze or type on an on-screen keyboard by staring at individual keys. But darting the eyes around like that can be dizzying, and it’s a slow process.
A new gaze-operated text-entry system called Dasher is faster, more accurate, and easier to use than existing systems, say its inventors in the Aug. 22 Nature.