%0 Journal Article %T APPROACH TO IMPROVING THE EFFICIENCY OF BUILDING REAL-TIME PERSONALIZED RECOMMENDATIONS IN CLOUD E-LEARNING SYSTEMS %A Gerashchenkova, T.M. %A Goncharov, D.I. %A Markelov, A.O. %K recommender systems, e-learning systems, graph databases %J Automation and modeling in design and management %D 2022 %N 2022 %P 5 %I Bryansk State Technical University