Big Meaning in the Smallest Movements
BU Today | June 2, 2011 | By Robin Berghaus
Vodpod videos no longer available.Born with spastic quadriplegia and cerebral palsy, 49-year-old Rick Hoyt has never been able to speak or use his hands to write. But that doesn’t mean he can’t communicate.
Hoyt (left, SED’93), who is best known for competing in more than 1,000 races, pushed in a wheelchair by his father, Dick Hoyt, is testing assistive technology developed through a decadelong collaboration between Margrit Betke, a College of Arts & Sciences associate professor of computer science, and James Gips, a Boston College professor of computer science, with help from more than 50 students.
Camera Mouse, a tool for people with medical conditions such as cerebral palsy, spinal muscular atrophy, ALS, multiple sclerosis, and traumatic brain injury, employs a computer webcam to lock onto and track a chosen section of the user’s face—a nostril or the tip of an eyebrow, for example—and then links that person’s head movement to a cursor on the screen. Move right and the cursor goes right. If Hoyt pauses for more than one second, dwelling over a button or link, it clicks to active.
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