Changhyun Cho

Korea Institute of Science and Technology

Papers

Total Citations

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About

Changhyun Cho is a pioneering researcher in humanoid robotics, with a primary focus on developing platforms that enable natural and emotionally expressive human-robot interaction. His most cited work, "The Development of Humanoid Robot for Human Robot Interaction" (2007, 2 citations), introduces the humanoid robot Kibo—a 22-joint system designed not only for locomotion and dance but also for social engagement through a sophisticated expressive face. Cho’s key contribution lies in integrating mechanical design with emotional communication: Kibo can move its lips and eyebrows to convey feelings, while the system also evaluates the emotional state of a human operator via facial expression analysis. This work laid foundational groundwork for robots that can perceive and reciprocate human emotions, bridging the gap between engineering and psychology. Though his citation count is modest, Cho’s research is notable for its early vision of socially interactive robots, anticipating later trends in affective computing and human-centered robotics. His achievements highlight the importance of designing robots that are not merely functional but also relatable and emotionally aware.