An Active Gazing-Line System for Improving Sign-Language Conversation. - Shan Lu 004; Kazuyuki Imagawa; Seiji Igi (HCI (2), 1997)

Real-Time Tracking of Human Hands from a Sign-Language Image Sequence. - Kazuyuki Imagawa; Shan Lu 004; Seiji Igi (ACCV (1), 1998)

Color-Based Hands Tracking System for Sign Language Recognition. - Kazuyuki Imagawa; Shan Lu 004; Seiji Igi (FG, 1998)

Recognition of Local Features for Camera-Based Sign Language Recognition System. - Kazuyuki Imagawa; Hideaki Matsuo; Rin-Ichiro Taniguchi; Daisaku Arita; Shan Lu 004; Seiji Igi (ICPR, 2000)