1. Department of Biomedical Engineering, Johns Hopkins University, Baltimore, Maryland 21218, USA;
2. Institute for Computational Medicine, Kavli Neuroscience Discovery Institute, and Center for Imaging Science, Johns Hopkins University, Baltimore, Maryland 21218, USA
3. Department of Computer Science, Princeton University, Princeton, New Jersey 08540, USA
4. Princeton Neuroscience Institute, Princeton University, Princeton, New Jersey 08540, USA
5. McGovern Institute for Brain Research, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
6. Department of Otolaryngology–Head and Neck Surgery, Harvard Medical School, Boston, Massachusetts 02115, USA
7. Stanford University, Palo Alto, California 94305, USA