Automated sentiment analysis of visually impaired students’ audio feedback in virtual learning environments Educational Technology and Computer Department, Faculty of Specific Education, Kafrelshiekh University, Egypt DOI 10.7717/peerj-cs.2143 Academic Editor Paulo Jorge Coelho Subject Areas Artificial Intelligence, Computer Education, Sentiment Analysis, Neural Networks Keywords Sentiment analysis, Visually impaired student, Audio feedback analysis, Academic performance, E-learning...