ICA-FX Features for Classification of Singing Voice and Instrumental Sound. - Tat-Wan Leung; Chong-Wah Ngo; Rynson W. H. Lau (ICPR (2), 2004)

Indexing and matching of polyphonic songs for query-by-singing system. - Tat-Wan Leung; Chong-Wah Ngo (ACM Multimedia, 2004)