Measurements of dental cast profile and three-dimensional tooth movement during orthodontic treatment. - Katsuyuki Yamamoto; Syunsuke Hayashi; Hirofumi Nishikawa; Shinji Nakamura; Tomohisa Mikami (IEEE Trans. Biomed. Eng., 1991)

A half-pel precision MPEG2 motion-estimation processor with concurrent three-vector search. - Kazuya Ishihara; Shinichi Masuda; Shin-ichi Hattori; Hirofumi Nishikawa; Yoshihide Ajioka; Tsuyoshi Yamada; Hiroyuki Amishiro; Shin-ichi Uramoto; Masahiko Yoshimoto; Tadashi Sumi (IEEE J. Solid State Circuits, 1995)

Video browsing system based on compressed domain feature extraction. - Ajay Divakaran; Anthony Vetro; Kohtaro Asai; Hirofumi Nishikawa (IEEE Trans. Consumer Electron., 2000)

MPEG-7 meta-data enhanced encoder system for embedded systems. - Kohtaro Asai; Hirofumi Nishikawa; Daiki Kudo; Ajay Divakaran (VCIP, 2004)

An efficient recording method for video recorders using the video signature tools. - Mariko Tsurusaki; Daiki Kudo; Hironobu Abe; Hirofumi Nishikawa (ICCE, 2014)

Physical Fatigue Detection From Gait Cycles via a Multi-Task Recurrent Neural Network. - Kota Aoki; Hirofumi Nishikawa; Yasushi Makihara; Daigo Muramatsu; Noriko Takemura; Yasushi Yagi (IEEE Access, 2021)