GAZE TRACKING SYSTEM AND METHOD

专利名称：GAZE TRACKING SYSTEM AND METHOD发明人：TENGSHE, VISHWAS, V.,TENGSHE, HEMANT,

V.,TENGSHE, VENKATESH, G.

申请号：US2004001783申请日：20040123

公开号：WO2004066097A3公开日：20041021

摘要：An eye-tracking system (10) for displaying a video screen pointer (30) at a pointof regard of a user's gaze. The system comprises a camera (14) focused on the user'seye; a support connected to the camera for fixing the relative position of the camera tothe user's pupil; a computer (16) having a CPU, memory, video display screen, an eye-tracking interface, and computer instructions for: segmenting the digital pixel data of theimage of the eye into black and white sections based upon user selectable RGB thresholdsettings; determining the center of the eye based upon the segmented digital data;mapping the determined center of the eye to a pair of coordinates on the video screen;and displaying a pointer on the video display screen at the point of the regard.

申请人：TENGSHE, VISHWAS, V.,TENGSHE, HEMANT, V.,TENGSHE, VENKATESH, G.

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