Name Abed Heshmati Affiliation دانشجوی سایر دانشگاههای داخل کشور Degree _ Website Email — JournalPaper Presentation Book Thesis FinishedProject Speech GrantAttraction TheorizingChair Publication Innovation ResearchExcellence TitleJournal 1 SiGR: a novel sign-aware graph neural network for recommender systems Multimedia Systems 2 SiSRS: Signed social recommender system using deep neural network representation learning EXPERT SYSTEMS WITH APPLICATIONS