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Jonathan Schiefer

PhD Student

    Jonathan Schiefer
    Bernstein Center Freiburg
    Hansastr. 9a
    79104 Freiburg i.Br.
    Tel.: +49 (0)761 203 9569
    Fax: +49 (0)761 203 9559


Research Project

  • Brainlinks-Braintools-Project:
  • Inferring cerebral networks structure: a strategy to identify network interaction points for the decoding and modulation of brain activity


Research Topics

  • Inference of effective connectivity
  • Measure of similarity of neural networks



  • Optimization on matrix manifolds
  • Machine Learning methods
  • Numerical simulations
  • Spectral graph theory



Academic Background

  • Since 10/2013: PhD student at the Bernstein Center Freiburg
  • 10/2007 - 09/2013: Diploma in Mathematics, Albert-Ludwigs University, Freiburg, Germany


Publications and Talks


  • Schiefer J, Niederbühl A, Pernice V, Lennartz C, LeVan P, Hennig J, Rotter S
    From Correlation to Causation: Estimation of Effective Connectivity from Continuous Brain Signals based on Zero-Lag Covariance
    arXiv: 1708.02423 [q-bio.NC] (pdf)
  • Lennartz C, Schiefer J, Rotter S, Hennig J, LeVan P
    Covariance-based estimation of effective connectivity from fMRI data

Contributed Talks

  • International Conference on Mathematical Neuroscience, 2017, Boulder CO, USA: Estimation of effective connectivity from fMRI signals based on zero-lag covariance

Conference Abstracts

  • Schiefer J, Arand C, Hennig J, LeVan P, Rotter S (2016) Inferring directed whole-brain connectivity from fast BOLD-fMRI signals. Bernstein Conference 2016.
  • Schiefer J, Rotter S. (2016) Inference of cerebral network structure. 2nd International Conference on Mathematical NeuroScience 2016.
  • Arand C, Schiefer J, Rotter S, Akin B, Hennig J, LeVan P. Covariance-based estimation of cerebral effective connectivity from fast BOLD-fMRI, Proceedings of 22nd Annual Meeting of OHBM, Geneva, 2016
  • Schiefer J, Schäfer L, Ball T, Rotter S. Inferring Brain Connectivity from ECoG Signals: A Simulation Study. Bernstein Conference 2015, 10.12751/nncn.bc2015.0171.






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