Wei Wang 0012 Xiaoyang Suo Xiangyu Wei Bin Wang 0062 Hao Wang 0003 Hong-Ning Dai Xiangliang Zhang 0001 HGATE: Heterogeneous Graph Attention Auto-Encoders. 3938-3951 2023 April 35 IEEE Trans. Knowl. Data Eng. 4 https://doi.org/10.1109/TKDE.2021.3138788 db/journals/tkde/tkde35.html#WangSWWWDZ23