About the Authors

Yun Yu

Affiliation Department of Computer Science, Rice University, Houston, Texas, United States of America

James H. Degnan

Affiliations Department of Mathematics and Statistics, University of Canterbury, Christchurch, New Zealand, National Institute of Mathematical and Biological Synthesis, Knoxville, Tennessee, United States of America

Luay Nakhleh

nakhleh@cs.rice.edu

Affiliation Department of Computer Science, Rice University, Houston, Texas, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: YY JHD LN. Performed the experiments: YY. Analyzed the data: YY JHD LN. Contributed reagents/materials/analysis tools: YY. Wrote the paper: YY JHD LN.