Parham Moradi

A collaborative filtering method based on genetic algorithm and trust statements

2018

Collaborative Filtering (CF) is a frequently used recommendation method that has been successfully applied on many real-world systems. An important problem in CF is selecting a proper set of users and employing them in the …

AN EFFICIENT RECOMMENDER SYSTEM BY INTEGRATING NON-NEGATIVE MATRIX FACTORIZATION WITH TRUST AND DISTRUST RELATIONSHIPS

2018

Matrix factorization (MF) has been proved to be an effective approach to build a successful recommender system. However, most current MF-based recommenders cannot obtain high prediction accuracy due to the sparseness of user-item matrix. Moreover, …

Evaluating Collaborative Filtering Recommender Algorithms: A Survey

2018 · IEEE Access

Due to the explosion of available information on the Internet, the need for effective means of accessing and processing them has become vital for everyone. Recommender systems have been developed to help users to find …