Recommendation algorithm of probabilistic matrix factorization based on directed trust. - Shangshang Xu; Haiyan Zhuang; Fuzhen Sun; Shaoqing Wang; Tianhui Wu; Jiawei Dong (Comput. Electr. Eng., 2021)

A Time-aware Hybrid Algorithm for Online Recommendation Services. - Fuzhen Sun; Haiyan Zhuang; Shangshang Xu; Zhen Wang; Kai Zheng (Mob. Networks Appl., 2022)

A heterogeneous graph neural recommendation model with hierarchical social trust. - Shangshang Xu; Funzhen Sun; Xiangshuai Wu; Wenlong Zhang; Zhiwei Zhang; Shaoqing Wang (Comput. Electr. Eng., 2023)