Trust aware recommender system using swarm intelligence

Sambhav Yadav, Vikesh Kumar, Shreyam Sinha, Sushama Nagpal

Abstract: Highlights•Weighted Trust metrics have been used to generate personalized recommendations.•Swarm Intelligent technique (Bat algorithm) was employed to find the weights.•Problems of sparsity and Malicious attacks have been addressed.•Results indicate resultant reduced MAE and more accurate recommendations.