About the Authors

Koji Kawasaki

Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Resources, Visualization, Writing – original draft, Writing – review & editing

Affiliation Department of Electrical Engineering and Bioscience, Faculty of Science and Engineering, Waseda University, Japan

Hideo Iwasaki

Roles Conceptualization, Data curation, Funding acquisition, Investigation, Project administration, Resources, Supervision, Validation, Writing – original draft, Writing – review & editing

hideo-iwasaki@waseda.jp

Affiliation Department of Electrical Engineering and Bioscience, Faculty of Science and Engineering, Waseda University, Japan

Competing Interests

The authors have declared that no competing interests exist.