TCARS: Time- and Community-Aware Recommendation System

Fatemeh Rezaeimehr, Parham Moradi, Sajad Ahmadian, Nooruldeen Nasih Qader, Mahdi Jalili

Abstract: Highlights•We proposed a time-aware recommendation method called TCARS.•A reliability measure is used to evaluate the quality of the initial predicted rates.•A novel overlapping community detection method is proposed to group similar users.•Experiments were performed on two real-world datasets.•TCARS obtained accurate results compared to several state-of-the-art methods.