Dual-feature-embeddings-based semi-supervised learning for cognitive engagement classification in online course discussions. - Zhi Liu 011; Weizheng Kong; Xian Peng; Zongkai Yang; Sannyuya Liu; Shiqi Liu 003; Chaodong Wen (Knowl. Based Syst., 2023)

SegRewardGraph: unsupervised teaching video story segmentation method based on subtitle length-rewarding strategy and semantic relatedness graphs. - Zhi Liu 011; Hao Chen; Xi Kong; Chaodong Wen; Jia Chen; Sannyuya Liu; Zongkai Yang (Multim. Tools Appl., 2024)

Emotion-Semantic-Aware Dual Contrastive Learning for Epistemic Emotion Identification of Learner-Generated Reviews in MOOCs. - Zhi Liu 011; Chaodong Wen; Zhu Su; Sannyuya Liu; Jianwen Sun; Weizheng Kong; Zongkai Yang (IEEE Trans. Neural Networks Learn. Syst., 2024)

Graph Contrastive Learning via Hierarchical Multiview Enhancement for Recommendation. - Zhi Liu 011; Hengjing Xiang; Ruxia Liang; Jinhai Xiang; Chaodong Wen; Sannyuya Liu; Jianwen Sun (IEEE Trans. Ind. Informatics, 2025)