About the Authors

Duncan P Brown

Affiliation Department of Bioengineering, University of California, Berkeley, California, United States of America

Nandini Krishnamurthy

Affiliation Department of Bioengineering, University of California, Berkeley, California, United States of America

Kimmen Sjölander

To whom correspondence should be addressed. E-mail: kimmen@berkeley.edu

Affiliation Department of Bioengineering, University of California, Berkeley, California, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

DPB, NK, and KS conceived and designed the experiments, analyzed the data, and wrote the paper. KS invented the original algorithm. DPB modified the algorithm.