3 papers
cs.HC2026
Practical Insights into Designing Context-Aware Robot Voice Parameters in the Wild
Amy Koike, Yuki Okafuji, Sichao Song
Voice is an essential modality for human-robot interaction (HRI). The way a robot sounds plays a central role in shaping how humans perceive and engage with it, influencing factors…
cs.RO2026
What you reward is what you learn: Comparing rewards for online speech policy optimization in public HRI
Sichao Song, Yuki Okafuji, Kaito Ariu +1
Designing policies that are both efficient and acceptable for conversational service robots in open and diverse environments is non-trivial. Unlike fixed, hand-tuned parameters, on…
cs.HC2025
What Drives You to Interact?: The Role of User Motivation for a Robot in the Wild
Amy Koike, Yuki Okafuji, Kenya Hoshimure +1
In this paper, we aim to understand how user motivation shapes human-robot interaction (HRI) in the wild. To explore this, we conducted a field study by deploying a fully autonomou…