About the Authors

Maria Vivien Visaya

mvvisaya@uj.ac.za and v3isaya@gmail.com

Affiliation Department of Pure and Applied Mathematics, University of Johannesburg, Johannesburg, South Africa

David Sherwell

Affiliation School of Computational and Applied Mathematics, University of the Witwatersrand, Johannesburg, South Africa

Benn Sartorius

Affiliation Discipline of Public Health Medicine, School of Nursing and Public Health, University of KwaZulu-Natal, Durban, South Africa

Fabien Cromieres

Affiliation Graduate School of Informatics, Kyoto University, Kyoto, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Wrote the paper: MVV DS. Wrote, prepared, and proofread the manuscript: MVV. Helped write and proofread the manuscript: DS. Performed orbit analysis of the data: MVV DS. Gathered data and performed detailed statistical analysis of the data: BS. Generated orbits and constructed the GUI/software for orbit visualization: FC.