About the Authors

Jan Eichhorn

Contributed equally to this work with: Jan Eichhorn, Fabian Sinz

Affiliation Max Planck Institute for Biological Cybernetics, Tübingen, Germany

Fabian Sinz

Contributed equally to this work with: Jan Eichhorn, Fabian Sinz

Affiliation Max Planck Institute for Biological Cybernetics, Tübingen, Germany

Matthias Bethge

mbethge@tuebingen.mpg.de

Affiliation Max Planck Institute for Biological Cybernetics, Tübingen, Germany

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: MB. Performed the experiments: JE FS. Analyzed the data: JE FS. Contributed reagents/materials/analysis tools: JE FS MB. Wrote the paper: JE FS MB.