%0 Journal Article %A Shakeri, Hassan, Sheibani, Samaneh, Sheybani, Reza %T Improving Precision of Recommender Systems using Time-, Location- and Context-aware Trust Estimation Based on Clustering and Beta Distribution %J Nashriyyah -i Muhandisi -i Barq va Muhandisi -i Kampyutar -i Iran %V 21 %N 1 %P 58-66 %D 2023 %R %U https://rimag.ir/fa/Article/38021