Self-organized Criticality on Growing Scale-Free Networks. - Yuumi Kawachi; Shinichiro Yoshii (ECAL, 2005)

Behavior of Growing Scale-Free Networks in Complex Systems. - Yuumi Kawachi; Shinichiro Yoshii (JSAI Workshops, 2005)

Labeled Link Analysis for Extracting User Characteristics in E-commerce Activity Network. - Yuumi Kawachi; Shinichiro Yoshii; Masashi Furukawa (Web Intelligence, 2006)