About the Authors
- Koichi Ogawara
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* E-mail: ogawara@sys.wakayama-u.ac.jp
Affiliation Faculty of Systems Engineering, Wakayama University, Wakayama-shi, Wakayama, Japan
- Masahiro Fukutomi
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Affiliation Graduate School of Information Science and Electrical Engineering, Kyushu University, Nishi-ku, Fukuoka, Japan
- Seiichi Uchida
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Affiliation Faculty of Information Science and Electrical Engineering, Kyushu University, Nishi-ku, Fukuoka, Japan
- Yaokai Feng
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Affiliation Faculty of Information Science and Electrical Engineering, Kyushu University, Nishi-ku, Fukuoka, Japan
Competing Interests
The authors have declared that no competing interests exist.
Author Contributions
Conceived and designed the experiments: KO MF SU YF. Performed the experiments: KO MF. Analyzed the data: KO MF SU YF. Contributed reagents/materials/analysis tools: KO MF SU YF. Wrote the paper: KO MF SU YF.