Evaluating the Usability and Effectiveness of a Special Education Campus Navigation System for Students with Visual Impairment Journal title: Journal of Intelligent Systems and Control Authors: Solomon Babatunde Olaleye, BenedictusAdekunleAdebiyi, AminatAbdulsalaam, Florence ChikaNwosu, Abosed... Subject(s): Artificial Intelligence, Systems and Control Theory, Control Systems, Automation & Control Systems