About the Authors

Stefan Elfwing

elfwing@oist.jp (SE); doya@oist.jp (KD)

Affiliation Neural Computation Unit, Okinawa Institute of Science and Technology Graduate University, Okinawa, Japan

Kenji Doya

elfwing@oist.jp (SE); doya@oist.jp (KD)

Affiliation Neural Computation Unit, Okinawa Institute of Science and Technology Graduate University, Okinawa, Japan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: SE KD. Performed the experiments: SE. Analyzed the data: SE. Wrote the paper: SE KD.