1. Chair for Network Dynamics, Center for Advancing Electronics Dresden (cfaed), Technical University of Dresden, 01069 Dresden, Germany
2. Institute for Theoretical Physics, Technical University of Dresden, 01069 Dresden, Germany
3. Institute for Theoretical Physics, University of Tübingen, 72076 Tübingen, Germany
4. Bernstein Center for Computational Neuroscience, Tübingen, 72076 Tübingen, Germany
5. Lakeside Labs, 9020 Klagenfurt, Austria