Name Merhrdad Rostami Affiliation پژوهشگر در خارج از ایران Degree _ Website Email — JournalPaper Presentation Book Thesis FinishedProject Speech GrantAttraction TheorizingChair Publication Innovation ResearchExcellence TitleJournal 1 A healthy and reliable rating profile expansion approach to address data sparsity in food recommendation systems KNOWLEDGE AND INFORMATION SYSTEMS