School of Information Science and Engineering,Hebei University of Science and Technology,Shijiazhuang,050000,China;
Hebei Electric Power Research Institute,Shijiazhuang,050022,China;
School of Internet of Things and Software Technology,Wuxi Vocational College of Science and Technology,Wuxi,214028,China;
School of Science,Engineering and IT,Federation University Australia,Gippsland Campus,Churchill,Australia.;
Human eye localization; ellipse fitting; pupil contour; pupil center;