Spatio-Temporal Topic Models for Check-in Data. - Yu Liu 066; Martin Ester; Bo Hu 012; David W. Cheung (ICDM, 2015)

Graph Topic Scan Statistic for Spatial Event Detection. - Yu Liu 066; Baojian Zhou; Feng Chen 001; David W. Cheung (CIKM, 2016)

Reverse k-Ranks Queries on Large Graphs. - Yuqiu Qian; Hui Li 057; Nikos Mamoulis; Yu Liu 066; David W. Cheung (EDBT, 2017)

Microscopic and Macroscopic Spatio-Temporal Topic Models for Check-in Data. - Yu Liu 066; Martin Ester; Yuqiu Qian; Bo Hu 012; David W. Cheung (IEEE Trans. Knowl. Data Eng., 2017)

Latent topic mining in social media with probabilistic graphical model. - Yu Liu 066 (2017)

HHMF: hidden hierarchical matrix factorization for recommender systems. - Hui Li 057; Yu Liu 066; Yuqiu Qian; Nikos Mamoulis; Wenting Tu; David W. Cheung (Data Min. Knowl. Discov., 2019)