Step-wise context extraction in AoK mule system. - Yuichi Uehara; Masato Mori; Nayuta Ishii; Yoshito Tobe; Yoh Shiraishi (SenSys, 2006)

TomuDB: multi-resolution queries in heterogeneous sensor networks through overlay network. - Yoh Shiraishi; Niwat Thepvilojanapong; Yosuke Tamura; Tatsuro Endo; Koichi Yamada; Nayuta Ishii; Hiroki Ishizuka; Keisuke Kanai; Yoshito Tobe (SenSys, 2007)