In an eye detection method, a plurality of candidate eyes are located within a digital image. Pixels of interest having a predetermined characteristic and a predetermined association to respective eyes are found. Pixels of interest associated with each eye are grouped. Parametric boundaries are fit on...http://www.google.de/patents/US20060098867?utm_source=gb-gplus-sharePatent US20060098867 - Detecting irises and pupils in images of humans
