An Efficient Fraud Identification Method Combining Manifold Learning and Outliers Detection in Mobile Healthcare Services. - Yongchang Gao; Chenfei Sun; Ruican Li; Qingzhong Li; Lizhen Cui; Bin Gong (IEEE Access, 2018)

Biclustering-sim: A Novel Method to Identify Abnormal Co-occurrence Medical Visit Behaviors. - Ruican Li; Hui Li 048; Wei Guo 017; Lizhen Cui (BIBM, 2019)