Even mediocre webcam-based eye tracking could be good, when combined with head tracking, in a hybrid approach as seen in Precision Gaze Mouse and PolyMouse. Eye tracking is used for quick movements to any place on the screen, and head tracking is used for fine adjustment.
Even mediocre webcam-based eye tracking could be good, when combined with head tracking, in a hybrid approach as seen in Precision Gaze Mouse and PolyMouse. Eye tracking is used for quick movements to any place on the screen, and head tracking is used for fine adjustment.