About the Authors

Heejin Choi

Roles Conceptualization, Data curation, Formal analysis, Methodology, Software, Validation, Visualization, Writing – original draft, Writing – review & editing

Affiliation Department of Mathematical Sciences, Ulsan National Institute of Science and Technology, Ulsan, Republic of Korea

Chang Hyeong Lee

Roles Conceptualization, Formal analysis, Funding acquisition, Investigation, Methodology, Project administration, Supervision, Validation, Writing – original draft, Writing – review & editing

chlee@unist.ac.kr

Affiliation Department of Mathematical Sciences, Ulsan National Institute of Science and Technology, Ulsan, Republic of Korea

Competing Interests

The authors have declared that no competing interests exist.