About the Authors
- Reiko Matsunaka
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Affiliations Graduate School of Arts and Sciences, Department of General System Studies, The University of Tokyo, Tokyo, Japan, CREST, Japan Science and Technology Agency, Saitama, Japan
- Kazuo Hiraki
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* E-mail: khiraki@idea.c.u-tokyo.ac.jp
Affiliations Graduate School of Arts and Sciences, Department of General System Studies, The University of Tokyo, Tokyo, Japan, CREST, Japan Science and Technology Agency, Saitama, Japan
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: RM KH. Performed the experiments: RM. Analyzed the data: RM KH. Wrote the paper: RM KH.