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Personogenesis Through Imitating Human Behavior in a Humanoid Robot "Alter3"
Atsushi Masumori1,2, Norihiro Maruyama1,2, Takashi Ikegami1,2
1Department of General Systems Science, University of Tokyo, Tokyo, Japan.
Frontiers in Robotics and AI
|February 4, 2021
Summary
This study explores the humanoid robot Alter3's imitation abilities and its interaction with humans. When Alter3 fails to mimic, humans often imitate it, leading to role-switching and potential personality development in the robot.
Area of Science:
- Robotics
- Human-Robot Interaction
- Artificial Intelligence
Background:
- Humanoid robots are increasingly capable of complex behaviors.
- Understanding robot imitation is crucial for natural human-robot interaction.
- The development of robot personality (personogenesis) is an emerging research area.
Purpose of the Study:
- To investigate the mimetic behavior of the humanoid robot Alter3.
- To analyze the dynamics of memory and information flow during human-robot interaction.
- To explore the emergence of role-switching and personogenesis in Alter3.
Main Methods:
- Alter3 autonomously imitates human motion, storing sequences in memory.
- A self-simulator is used by Alter3 to generate a self-image before motion execution.
- Analysis of memory dynamics and information flow during human-robot interaction.
- Quantification of role-switching behavior based on the direction of information flow.
Main Results:
- Alter3 demonstrates autonomous imitation and self-simulation of motions.
- Significant differences between perceived and simulated motion trigger memory retrieval.
- When Alter3 fails to imitate, humans tend to imitate Alter3, reversing information flow.
- This spontaneous role-switching facilitates personogenesis in Alter3.
Conclusions:
- Alter3 exhibits adaptive mimetic behavior influenced by human interaction.
- The study quantifies a novel role-switching phenomenon between humans and robots.
- This interaction dynamic is proposed as a mechanism for initiating robot personality formation (personogenesis).
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