Pierre Levan

Summary

Affiliation: University Hospital
Country: Germany

Publications

  1. doi request reprint Ballistocardiographic artifact removal from simultaneous EEG-fMRI using an optical motion-tracking system
    Pierre Levan
    Dept of Radiology, Medical Physics, University Medical Center Freiburg, Freiburg, Germany
    Neuroimage 75:1-11. 2013
  2. doi request reprint Single shot whole brain imaging using spherical stack of spirals trajectories
    Jakob Assländer
    Department of Radiology, Medical Physics, University Medical Center Freiburg, Breisacher Str 60a, 79106 Freiburg, Germany
    Neuroimage 73:59-70. 2013
  3. doi request reprint Single shot concentric shells trajectories for ultra fast fMRI
    Benjamin Zahneisen
    Department of Radiology, Medical Physics, University Hospital Freiburg, Germany
    Magn Reson Med 68:484-94. 2012
  4. doi request reprint Tracking dynamic resting-state networks at higher frequencies using MR-encephalography
    Hsu Lei Lee
    Department of Radiology, University Medical Center Freiburg, Breisacher Str 60a, PH2a, Freiburg 79106, Germany
    Neuroimage 65:216-22. 2013
  5. pmc Concordance of Epileptic Networks Associated with Epileptic Spikes Measured by High-Density EEG and Fast fMRI
    Vera Jäger
    Department of Neuropediatrics and Muscular Diseases, University Medical Center Freiburg, Freiburg, Germany
    PLoS ONE 10:e0140537. 2015
  6. doi request reprint High frequency oscillations mirror disease activity in patients with focal cortical dysplasia
    Karolin Kerber
    Department of Neuropediatrics and Muscular Diseases, University of Freiburg, Freiburg, Germany
    Epilepsia 54:1428-36. 2013
  7. doi request reprint The identification of distinct high-frequency oscillations during spikes delineates the seizure onset zone better than high-frequency spectral power changes
    Julia Jacobs
    Department of Neuropediatrics and Muscular Diseases, University Medical Center Freiburg, Germany
    Clin Neurophysiol 127:129-42. 2016
  8. pmc Fast undersampled functional magnetic resonance imaging using nonlinear regularized parallel image reconstruction
    Thimo Hugger
    Medical Physics, Department of Radiology, University Medical Center Freiburg, Freiburg, Germany
    PLoS ONE 6:e28822. 2011

Detail Information

Publications8

  1. doi request reprint Ballistocardiographic artifact removal from simultaneous EEG-fMRI using an optical motion-tracking system
    Pierre Levan
    Dept of Radiology, Medical Physics, University Medical Center Freiburg, Freiburg, Germany
    Neuroimage 75:1-11. 2013
    ..The large contributions of pure translational parameters and of non-linear terms to the BCG waveforms indicate that non-rigid motion of the EEG wires (originating from rigid head motion) is likely an important cause of the artifact...
  2. doi request reprint Single shot whole brain imaging using spherical stack of spirals trajectories
    Jakob Assländer
    Department of Radiology, Medical Physics, University Medical Center Freiburg, Breisacher Str 60a, 79106 Freiburg, Germany
    Neuroimage 73:59-70. 2013
    ..It is shown that the loss of spatial information is reduced when using a stack of spirals trajectory compared to concentric shells...
  3. doi request reprint Single shot concentric shells trajectories for ultra fast fMRI
    Benjamin Zahneisen
    Department of Radiology, Medical Physics, University Hospital Freiburg, Germany
    Magn Reson Med 68:484-94. 2012
    ..The technique allows the observation of changes in blood oxygenation level dependent signal as a measure of brain physiology at very high temporal resolution...
  4. doi request reprint Tracking dynamic resting-state networks at higher frequencies using MR-encephalography
    Hsu Lei Lee
    Department of Radiology, University Medical Center Freiburg, Breisacher Str 60a, PH2a, Freiburg 79106, Germany
    Neuroimage 65:216-22. 2013
    ....
  5. pmc Concordance of Epileptic Networks Associated with Epileptic Spikes Measured by High-Density EEG and Fast fMRI
    Vera Jäger
    Department of Neuropediatrics and Muscular Diseases, University Medical Center Freiburg, Freiburg, Germany
    PLoS ONE 10:e0140537. 2015
    ..For this purpose BOLD changes are correlated with the IED distribution and variability...
  6. doi request reprint High frequency oscillations mirror disease activity in patients with focal cortical dysplasia
    Karolin Kerber
    Department of Neuropediatrics and Muscular Diseases, University of Freiburg, Freiburg, Germany
    Epilepsia 54:1428-36. 2013
    ..High frequency oscillations are biomarkers for epileptic tissue, but it is unknown whether they can reflect increasingly dysplastic tissue changes as well as epileptic disease activity...
  7. doi request reprint The identification of distinct high-frequency oscillations during spikes delineates the seizure onset zone better than high-frequency spectral power changes
    Julia Jacobs
    Department of Neuropediatrics and Muscular Diseases, University Medical Center Freiburg, Germany
    Clin Neurophysiol 127:129-42. 2016
    ..The present study determines how well the rate of HFOs and spike-related HF power changes were co-localized with SOZ...
  8. pmc Fast undersampled functional magnetic resonance imaging using nonlinear regularized parallel image reconstruction
    Thimo Hugger
    Medical Physics, Department of Radiology, University Medical Center Freiburg, Freiburg, Germany
    PLoS ONE 6:e28822. 2011
    ..We demonstrate that by using nonlinear regularization it is possible to more accurately localize brain activation from highly undersampled k-space data at the expense of an increase in computation time...