US Patent 7860280 Facial feature detection method and device

A method for facial feature detection. The method comprises the following steps: a) receiving a digital image depicting a human face, the digital image comprising a plurality of color pixels, each one of the color pixels comprising color information, b) segmenting a face segment based on the color information, the face segment delimiting the area of the face, c) identifying a centerline that approximately bisects a human face section, and d) using the centerline to segment a set of facial features of the human face.