Neural Information Processing, University of Ulm, Germany. hans.kestler@uni-ulm.de|Neural Information Processing, University of Ulm, Germany. hans.kestler@uni-ulm.de|Neural Information Processing, University of Ulm, Germany. hans.kestler@uni-ulm.de|Neural Information Processing, University of Ulm, Germany. hans.kestler@uni-ulm.de|Neural Information Processing, University of Ulm, Germany. hans.kestler@uni-ulm.de|Neural Information Processing, University of Ulm, Germany. hans.kestler@uni-ulm.de|Neural Information Processing, University of Ulm, Germany. hans.kestler@uni-ulm.de|Neural Information Processing, University of Ulm, Germany. hans.kestler@uni-ulm.de|Neural Information Processing, University of Ulm, Germany. hans.kestler@uni-ulm.de