About the Authors

John J. Nay

john.j.nay@gmail.com

Affiliation School of Engineering, Vanderbilt University, Nashville, Tennessee, United States of America

Yevgeniy Vorobeychik

Affiliation Department of Electrical Engineering & Computer Science, Vanderbilt University, Nashville, Tennessee, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Analyzed the data: JJN. Wrote the paper: JJN YV.