Interactive symbol generation of task planning for daily assistive robot. - Hiroyuki Mikita; Haseru Azuma; Youhei Kakiuchi; Kei Okada; Masayuki Inaba (Humanoids, 2012)

Searching objects in large-scale indoor environments: A decision-theoretic approach. - Lars Kunze; Michael Beetz; Manabu Saito; Haseru Azuma; Kei Okada; Masayuki Inaba (ICRA, 2012)