1. George W. Woodruff School of Mechanical Engineering College of Engineering Georgia Institute of Technology Atlanta GA 30332 USA
2. Center for Human‐Centric Interfaces and Engineering Institute for Electronics and Nanotechnology Georgia Institute of Technology Atlanta GA 30332 USA
3. School of Computing University of Kent Canterbury Kent CT2 7NT UK
4. School of Biological Sciences, College of Sciences Georgia Institute of Technology Atlanta GA 30332 USA
5. School of Electrical and Electronic Engineering Yonsei University Seoul 03722 Republic of Korea
6. Wallace H. Coulter Department of Biomedical Engineering Parker H. Petit Institute for Bioengineering and Biosciences Institute for Materials Neural Engineering Center Institute for Robotics and Intelligent Machines Georgia Institute of Technology Atlanta GA 30332 USA