About the Authors
- Masaaki Inaba
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Roles Conceptualization, Formal analysis, Investigation, Methodology, Project administration, Resources, Software, Validation, Visualization, Writing – original draft, Writing – review & editing
* E-mail: masaaki.inaba@gmail.com
Affiliation Graduate School of Science and Technology, University of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki, Japan
- Eizo Akiyama
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Roles Funding acquisition, Supervision, Writing – review & editing
Affiliation Institute of Systems and Information Engineering, University of Tsukuba, 1-1-1 Tennodai, Tsukuba, Ibaraki, Japan
Competing Interests
The authors have declared that no competing interests exist.