Categorization of Japanese TV Viewers Based on Program Genres They Watch. - Yumiko Hara; Yumiko Tomomune; Aki Shigemori (Personalized Digital Television, 2004)

Categorization of Japanese TV Viewers Based on Program Genres They Watch. - Yumiko Hara; Yumiko Tomomune; Maki Shigemori (User Model. User Adapt. Interact., 2004)

Objectively Evaluating TV Programs by Using a Viewer's Gaze Direction. - Yasuhito Sawahata; Kazuteru Komine; Nobuyuki Hiruma; Takayuki Ito 005; Seiji Watanabe; Yuji Suzuki; Yumiko Hara; Nobuo Issiki (VECIMS, 2006)

Determining comprehension and quality of TV programs using eye-gaze tracking. - Yasuhito Sawahata; Rajiv Khosla; Kazuteru Komine; Nobuyuki Hiruma; Takayuki Itou; Seiji Watanabe; Yuji Suzuki; Yumiko Hara; Nobuo Issiki (Pattern Recognit., 2008)