1. A method for processing an eye image, the method comprising: under control of a hardware computer processor: segmenting an iris of an eye in an eye image to obtain pupillary and limbic boundaries of the eye; determining two angular coordinates of a first eye pose measurement using the pupillary and limbus boundaries of the eye; identifying an iris feature of the eye; determining a third angular coordinate of the first eye pose measurement using the identified iris feature; and utilizing the first eye pose measurement for display of an image or a biometric application.