Junya Nakanishi, Jun Baba, Yuki Okafuji, Yuichiro Yoshikawa, Hiroshi Ishiguro. Exploring the impact of frequency of robot’s proactive utterances in product introduction dialogues. Scientific Reports. 2026
Sanae Yamashita, Yuki Okafuji. Learning From Success and Failure: Acquiring Adaptive Dialogue Strategies for Social Robots. IEEE Robotics and Automation Letters. 2026
Yang Guang, Sho Sakurai, Kohei Matsumura, Yuki Okafuji. The impact of audience avatar movements on presence in virtual live events. Frontiers in Virtual Reality. 2025. 6
He Zhu, Ryo Miyoshi, Yuki Okafuji. Whom to Respond To? A Transformer-Based Model for Multi-Party Social Robot Interaction. CoRR. 2025. abs/2507.10960
Sichao Song 0001, Takuya Iwamoto, Yuki Okafuji, Jun Baba, Junya Nakanishi, Yuichiro Yoshikawa, Hiroshi Ishiguro. From Attraction to Engagement: A Robot-Clerk Collaboration Strategy for Retail Success. IEEE Robotics and Automation Letters. 2025. 10. 7. 6672-6679
Theoretical Interpretation of Driver’s Gaze Considering Optic Flow and Seat Position
(IFAC Symposium on Analysis, Design, and Evaluation of Human-Machine Systems 2019)