Alleviating the data sparsity problem of recommender systems by clustering nodes in bipartite networks
Zhang, Fuguo, Qi, Shumei, Liu, Qihua, Mao, Mingsong, Zeng, AnJournal:
Expert Systems with Applications
DOI:
10.1016/j.eswa.2020.113346
Date:
February, 2020
File:
PDF, 7.53 MB
2020