Multi-labeled document classification using semi-supervived mixture model of Watson distributions on document manifold. - Nguyen Kim Anh; Ngo Van Linh 001; Nguyen Khac Toi; Nguyen The Tarn (SoCPaR, 2013)

An interpretable method for text summarization based on simplicial non-negative matrix factorization. - Nguyen Kim Anh; Nguyen Khac Toi; Ngo Van Linh 001 (SoICT, 2014)