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Cornell University researchers have developed a smart necklace wearable device capable of tracking facial expressions using light. The device, NeckFace, continuously tracks full facial expressions using infrared cameras to capture images of the chin and face from beneath the neck.
Cheng Zhang, assistant professor of information science in the Cornell Ann S. Bowers College of Computing and Information Science, led the work. NeckFace builds on a previous device developed by Zhang, C-Face, which worked in a similar fashion but was worn as a headset. The new device provides significant improvement, Zhang said, both in performance and privacy, and gives the wearer the option of a less-obtrusive neck-mounted device.
A close-up of the…