فهرس المقالات Nasser Mehrshad المقاله 1 - Unsupervised Segmentation of Retinal Blood Vessels Using the Human Visual System Line Detection Model 10.7508/jist.2016.02.008 Mohsen Zardadi Nasser Mehrshad Seyyed Mohammad Razavi Journal of Information Systems and Telecommunication (JIST) , العدد 2 , السنة 4 , بهار 2016