A Smile That Controls Machines

Carolyn Michener (’16) (above) is working with Sensorimotor Rehabilitation Engineering Lab Director Cara Stepp to help people use facial movement and sound to control human machine interfaces. Electrodes placed on either side of the lips enable a computer to translate muscles’ electrical signals, which correspond to auditory feedback. By contracting these muscles, a user can change the location of the sound, communicating with machines. Photos by Michael D. Spencer(October 2014) SLHS student Carolyn Michener (SAR’16) is working with Sensorimotor Rehabilitation Engineering Lab Director Cara Stepp to help people use facial movement and sound to control human machine interfaces.

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