About the Authors

Jianhua Ruan

jruan@cs.utsa.edu

Affiliation Department of Computer Science, University of Texas at San Antonio, San Antonio, Texas, United States of America

Competing Interests

The author has declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JR. Performed the experiments: JR. Analyzed the data: JR. Wrote the paper: JR.