About the Authors

Wen-Chi Chou

Affiliation Institute of Education, National Chiao-Tung University, Hsinchu, Taiwan

Jeng-Ren Duann

Affiliations Biomedical Engineering Research Center and Graduate Institute of Clinical and Medical Science, China Medical University, Taichung, Taiwan, Swartz Center for Computational Neuroscience, Institute for Neural Computation, University of California, San Diego, San Diego, CA, United States of America

Hsiao-Ching She

hcshe@mail.nctu.edu.tw

Affiliation Institute of Education, National Chiao-Tung University, Hsinchu, Taiwan

Li-Yu Huang

Affiliation Institute of Education, National Chiao-Tung University, Hsinchu, Taiwan

Tzyy-Ping Jung

Affiliation Swartz Center for Computational Neuroscience, Institute for Neural Computation, University of California, San Diego, San Diego, CA, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: WCC HCS LYH. Performed the experiments: WCC LYH. Analyzed the data: WCC JRD HCS. Contributed reagents/materials/analysis tools: WCC JRD HCS. Wrote the paper: WCC HCS JRD TPJ.