A recommender model based on strong and weak social Ties: A Long-tail distribution perspective

A collaborative filtering recommender model for E-commerce users (CF-S&WLT) is proposed that incorporates an improved PageRank algorithm, strong and weak social ties and long-tail distribution items. The main design feature of the CF-S&WLT model is the introduction of incentive coefficients for long-tail items based on triadic closure regulation. It was compared to three alternative models in terms of accuracy (precision and F-measure),...