Ximing Li, Jihong Ouyang, You Lu, Xiaotang Zhou, and Tian Tian. Group topic model:organizing topics into groups. Information Retrieval Journal, 2015.
Ximing Li, Jihong Ouyang, and You Lu. Topic modeling for large-scale text data. Frontiers of Information Technology & Electronic Engineering, 2015.
Ximing Li, Jihong Ouyang, Xiaotang Zhou, You Lu, and Yanhui Liu. Supervised labeled latent Dirichlet allocation for document categorization. Applied Intelligence, 2015.
Jihong Ouyang, You Lu, and Ximing Li. Momentum online LDA for large-scale datasets. European Conference on Artificial Intelligence (ECAI), 2014.