1. a Department of Humanoid Robotics and Computational Neuroscience, ATR Computational Neuroscience Laboratories, Kyoto 619-0288, Japan; JST-ICORP Computational Brain Project, 4-1-8 Honcho, Kawaguchi, Saitama 332-0012, Japan
2. b Department of Humanoid Robotics and Computational Neuroscience, ATR Computational Neuroscience Laboratories, Kyoto 619-0288, Japan; JST-ICORP Computational Brain Project, 4-1-8 Honcho, Kawaguchi, Saitama 332-0012, Japan
3. c Department of Humanoid Robotics and Computational Neuroscience, ATR Computational Neuroscience Laboratories, Kyoto 619-0288, Japan; JST-ICORP Computational Brain Project, 4-1-8 Honcho, Kawaguchi, Saitama 332-0012, Japan
4. d Department of Humanoid Robotics and Computational Neuroscience, ATR Computational Neuroscience Laboratories, Kyoto 619-0288, Japan
5. e Department of Humanoid Robotics and Computational Neuroscience, ATR Computational Neuroscience Laboratories, Kyoto 619-0288, Japan; JST-ICORP Computational Brain Project, 4-1-8 Honcho, Kawaguchi, Saitama 332-0012, Japan
6. f SARCOS Research Corp., Salt Lake City, UT 84108, USA
7. g SARCOS Research Corp., Salt Lake City, UT 84108, USA
8. h SARCOS Research Corp., Salt Lake City, UT 84108, USA