Mining Association Rules with Weighted Items. - Chun Hing Cai; Ada Wai-Chee Fu; Chun Hung Cheng 001; Wang Wai Kwong (IDEAS, 1998)

Clustering Categorical Data. - Zhang Yi 001; Ada Wai-Chee Fu; Chun Hing Cai; Pheng-Ann Heng (ICDE, 2000)