Asymptotic optimality of tree-based group key management schemes. - Hideyuki Sakai; Hirosuke Yamamoto (ISIT, 2005)

Asymptotically Optimal Tree-based Group Key Management Schemes - Hideyuki Sakai; Hirosuke Yamamoto (CoRR, 2005)

A Flow Modeling of Lubricating Greases Under Shear Deformation by Cellular Automata. - Shunsuke Miyamoto; Hideyuki Sakai; Toshihiko Shiraishi; Shin Morishita (ACRI, 2006)

Aspect-Ratio Voronoi Diagram with Applications. - Tetsuo Asano; Hideyuki Sakai; Kokichi Sugihara (ISVD, 2006)

Stable and Topology-Preserving Extraction of Medial Axes. - Hideyuki Sakai; Kokichi Sugihara (ISVD, 2006)

Light field copy machine. - Takafumi Koike; Hideyuki Sakai; Takuma Shibahara; Michio Oikawa; Masami Yamasaki; Kei Utsugi (SIGGRAPH ASIA Art Gallery & Emerging Technologies, 2009)