Kiitemoiide TUNE: the system of listening to the conversation at the party. - Yoshiro Sugano; Yusuke Ozawa; Jumpei Ohtsuji; Mariko Koizumi; Shigeyuki Takeuchi; Naohito Okude (SIGGRAPH Posters, 2005)

TTI model: model extracting individual's curiosity level in urban spaces. - Chihiro Sato; Shigeyuki Takeuchi; Takuo Imbe; Shuichi Ishibashi; Masahiko Inami; Masa Inakage; Naohito Okude (Conference on Designing Interactive Systems, 2010)

Experience-Based Curiosity Model: Curiosity Extracting Model Regarding Individual Experiences of Urban Spaces. - Chihiro Sato; Shigeyuki Takeuchi; Naohito Okude (HCI (10), 2011)