The Optimum Rate of Mimicry in Human-Agent Interaction. - Yumiko Shinohara; Katsuhiro Kubo; Momoyo Nozawa; Misa Yoshizaki; Tomomi Takahashi; Hirofumi Hayakawa; Atsushi Hirota; Yukiko Nishizaki; Natsuki Oka (HAI, 2016)