About the Authors

Jacob Beal

jakebeal@bbn.com

Affiliation BBN Technologies, Cambridge, Massachusetts, United States of America

Ting Lu

Affiliation Departments of Biological Engineering, Electrical Engineering and Computer Science, Massachusetts Institute of Technology, Cambridge, Massachusetts, United States of America

Ron Weiss

Affiliation Departments of Biological Engineering, Electrical Engineering and Computer Science, Massachusetts Institute of Technology, Cambridge, Massachusetts, United States of America

Competing Interests

The authors have read the journal's policy and have the following conflicts: Jacob Beal is an employee of BBN Technologies. This does not alter the authors' adherence to all the PLoS ONE policies on sharing data and materials.

Author Contributions

Conceived and designed the experiments: JB RW. Performed the experiments: JB TL RW. Analyzed the data: JB TL RW. Contributed reagents/materials/analysis tools: JB TL RW. Wrote the paper: JB TL RW.