Computational Neuroscience Lab, Institute of Computer Science, University of Tartu, Tartu, Estonia.|Computational Neuroscience Lab, Institute of Computer Science, University of Tartu, Tartu, Estonia.|Department of Cell and Developmental Biology, University College London, London, United Kingdom.|Department of Cell and Developmental Biology, University College London, London, United Kingdom.|Computational Neuroscience Lab, Institute of Computer Science, University of Tartu, Tartu, Estonia.