About the Authors

Tamara Broderick

tab@stat.berkeley.edu

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

David J. C. MacKay

Affiliation Cavendish Laboratory, University of Cambridge, Cambridge, United Kingdom

Competing Interests

This research was supported in part by an unrestricted donation from Nokia (http://www.nokia.co.uk/). Sensory Software (http://www.sensorysoftware.com/) provided the 60-day free trial of The Grid 2 used in our performance comparison. All donations to this study, financial and of software, were unrestricted. There are no patents related to this study.

Author Contributions

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