About the Authors

Murray Shanahan

m.shanahan@imperial.ac.uk

Affiliation Department of Computing, Imperial College London, London, United Kingdom

Mark Wildie

Affiliation Department of Computing, Imperial College London, London, United Kingdom

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

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