Statistical scheme via AIC for evaluating the optimal cut off level in fuzzy clustering. - Shuya Kanagawa; Kimiaki Shinkai; Hsunhsun Chung; Kenichi Nagashima (FUZZ-IEEE, 2011)

Relational structure analysis of fuzzy graph and its application: For analyzing fuzzy data of human relation. - Hiroaki Uesu; Kenichi Nagashima; Hsunhsun Chung; Ei Tsuda (FUZZ-IEEE, 2011)

Fuzzy Cluster Analysis and Its Application on International Stock Prices. - Kaiji Motegi; Kimiaki Shinkai; Hiroaki Uesu; Shuya Kanagawa; Hsunhsun Chung; Kenichi Nagashima (IBICA, 2012)

Analysis of Similarity Coefficients in Fuzzy Node Fuzzy Graph and Its Application. - Hiroaki Uesu; Shuya Kanagawa; Kimiaki Shinkai; Kenichi Nagashima (IBICA, 2012)