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Prof. Dr.

Arne Ewald

Stelle(n)

  • Professor für Data Science

Kontakt

arne.ewald@nordakademie.de B111 Elmshorn

Forschungsschwerpunkte und Interessen:

  • Maschinelles Lernen & Deep Learning
  • Künstliche Intelligenz und Sprachmodelle
  • Data Science und Statistik
  • Medizinische Bildverarbeitung und neurowissenschaftliche Datenanalyse
  • Explainable AI

Ausgewählte Projekte:

  • Künstliche Intelligenz zur Unterstützung wissenschaftlicher Praxis in Lehre und Hochschulverwaltung
  • KI-gestützte Analyse medizinischer Bilddaten

Erteilte Patente

  • Daerr, H., & Ewald, A. (2020, August 13). Classifying a disease or disability of a subject.

  • Ewald, A., Flaeschner, N., Gleich, B., Graesslin, I., Boernert, P., Schmale, I., & Overweg, J. A. (2024, May 7). Functional magnetic resonance imaging artifact removal by means of an artificial neural network.
  • Ewald, A., Lamerichs, R. M. J. N., Flaschner, N., Gleich, B., Boernert, P., Graesslin, I., & Overweg, J. A. (2022, July 28). Fmri task settings with machine learning.

  • Ewald, A., Nielsen, T., Sommer, K., Waechter-Stehle, I., Schülke, C. M. J., Weber, F. M., Weese, R. J., & Peters, J. (2023, June 6). Medical data collection for machine learning.

  • Ewald, A., Waechter-Stehle, I., Weber, F. M., & Wissel, T. (2018, December 12). Ultrasound imaging method.

  • Ewald, A., Waechter-Stehle, I., Weber, F. M., & Wissel, T. (2022, August 9). Ultrasound imaging method.

  • Ewald, A., Weber, F. M., Waechter-Stehle, I., Wissel, T., Lenga, M., & Peters, J. (2022, December 29). Data augmentation for a machine learning method.

  • Ewald, A., Weber, F. M., & Weese, R. J. (2023, August 1). Method and system for dynamic multi-dimensional images of an object.

  • Flaeschner, N., Aarts, R. M., Boernert, P., Ewald, A., Bernhard, G., Graesslin, I., & Van Ee, R. (2020, June 4). Selection of sensory stimuli for neurofeedback training. Google Patents.

  • Fläschner, N., Ewald, A., & Lamerichs, R. M. J. N. (2022, October 6). System for functional magnetic resonance image data acquisition.

  • Groth, A., Lossau, T., Waechter-Stehle, I., Weber, F. M., Peters, J., Wild, S., Ewald, A., & Goossen, A. (2024, April 18). Image sequence analysis.

  • Peters, J., Lenga, M., Wissel, T., Waechter-Stehle, I., Weber, F. M., Ewald, A., Goossen, A., & Wild, S. (2023, April 27). Failure detection for segmentation of an image.

  • Peters, J., Weber, F. M., Ewald, A., Wissel, T., & Schmidt-Richberg, A. (2019, April 24). Medical image visualization.

  • Schwab, E., & Ewald, A. (2022a, January 13). Diffusion magnetic resonance imaging using spherical neural networks.

  • Schwab, E., & Ewald, A. (2022b, May 26). Removal of false positives from white matter fiber tracts.

  • Waechter-Stehle, I., Weese, R. J., Groth, A., Schaefer, D., Ewald, A., & Kroenke, S. (2022, August 4). Signal-triggered interventional device control.

  • Weber, F. M., Dow, A. I., Vazquez, E. O., Laghi, A., Ewald, A., & Waechter-Stehle, I. (2023, August 31). Generating and displaying a rendering of a left atrial appendage.

  • Weber, F. M., Peters, J., Waechter-Stehle, I., Ewald, A., Lenga, M., Goossen, A., Wild, S., & Wissel, T. (2023, March 2). Methods and systems for cardiac chamber imaging.

  • Weber, F. M., Waechter-Stehle, I., Wissel, T., Ewald, A., Lenga, M., & Peters, J. (2022, May 12). Methods and systems for adjusting the field of view of an ultrasound probe.

  • Weber, F. M., Wissel, T., Ewald, A., Schmidt-Richberg, A., & Peters, J. (2023, April 18). Ultrasound imaging system and method for deriving depth and identifying anatomical features associated with user identi-fied point or region.

  • Wild, S., Weber, F. M., Waechter-Stehle, I., Peters, J., Ewald, A., Goossen, A., Lenga, M., Wissel, T., & Prater, D. (2024, May 9). Method and system for correcting contrast-enhanced images.

  • Wissel, T., Waechter-Stehle, I., Settlemier, S. H., Weber, F. M., Ewald, A., Lenga, M., Peters, J., Goossen, A., & Wild, S. (2023, November 9). Systems and methods for medical imaging.

  • Wissel, T., Waechter-Stehle, I., Weber, F. M., & Ewald, A. (2022a, April 28). Image analysis method and device.

  • Wissel, T., Waechter-Stehle, I., Weber, F. M., & Ewald, A. (2022b, November 1). Ultrasound evaluation of anatomical features.

  • Wissel, T., Weber, F. M., Ewald, A., & Waechter-Stehle, I. (2023, November 21). Real time ultrasound imaging method and system using an adapted 3D model to perform processing to generate and display higher resolution ultrasound image data.

  • Wissel, T., Weber, F. M., Ewald, A., & Waechter-Stehle, I. (2024, February 8). Ultrasound imaging method and system.

  • Wissel, T., Weber, F. M., Peters, J., Ewald, A., & Schmidt-Richberg, A. (2023, August 1). Ultrasound imaging system and method.

Regelmäßige Lehrveranstaltungen:

  • Künstliche Intelligenz (M.Sc.)
  • Einführung in die KI (B.Sc.)
  • Maschinelles Lernen (M.Sc.)
  • Data Mining (M.Sc.)
  • Statistik I & II (B.Sc.)
  • Mathematik I (B.Sc.)
  • Softwareentwicklung (B.Sc.)
  • Analytische Informationssysteme (B.Sc.)
  • Einführung & Anwendung der KI (M.Sc.)
  • Wissenschaftliches Arbeiten (B.Sc.)

Akademische Ausbildung

  • Promotion (Dr. rer. nat.), TU Berlin
    • Dissertation: Novel multivariate data analysis techniques to determine functionally connected networks within the brain
  • Diplom Informatik-Ingenieurwesen, TUHH
  • B.Sc. General Engineering Science, TUHH
  • Auslandsstudium: Universidad Técnica Federico Santa María, Valparaíso (Chile)

Werdegang

  • Seit 12/2023: Professor für Data Science an der NORDAKADEMIE
  • 2015–2023: (Senior) Scientist bei Philips Research Hamburg
    • 2020–2022: SAFe Release Train Engineer
  • 2013–2015: Wissenschaftlicher Mitarbeiter am Universitätsklinikum Hamburg-Eppendorf
  • 2011–2013: Softwareentwickler bei NIRx Medizintechnik, Berlin
  • 2009–2011: Wissenschaftlicher Mitarbeiter am Fraunhofer FIRST, Berlin
Shape-constrained deformable brain segmentation: Methods and quantitative validation. Publikationen öffnen
2024
L Zagorchev, D E Hyde, C Li, F Wenzel, N Fläschner, A Ewald, A, S O’Donoghue, K Hancock, R X Lim, D C Choi, & others
NeuroImage, 289, 120542.
Zeitschriftenaufsatz
Patient-specific sensor registration for electrical source imaging using a deformable head model. Publikationen öffnen
2020
L Zagorchev, M Brueck, N Fläschner, F Wenzel, D Hyde, A Ewald, J Peters
IEEE Transactions on Biomedical Engineering, 68(1), 267–275.
Zeitschriftenaufsatz
A simulation framework for benchmarking EEG-based brain connectivity estimation methodologies. Publikationen öffnen
2019
S Haufe, A Ewald
Brain Topography, 32, 625–642.
Zeitschriftenaufsatz
Neural correlates of lexical decisions in Parkinson’s disease revealed with multivariate extraction of cortico-subthalamic interactions. Publikationen öffnen
2017
F Hohlefeld, A Ewald, F Ehlen, H Tiedt, A Horn, A Kühn, G Curio, F Klostermann, V V Nikulin
Clinical Neurophysiology, 128(4), 538–548.
Zeitschriftenaufsatz
EP 66. Cortico-subthalamic neural interactions: Relation to cognitive task performance and evidence for a novel interaction mode across multiple time scales in patients with Parkinson’s disease. Publikationen öffnen
2016
F Hohlefeld, A Ewald, F Ehlen, H Tiedt, A Horn, A Kühn, G Curio, F Klostermann, V Nikulin
Clinical Neurophysiology, 127(9)
Zeitschriftenaufsatz
Self-Consistent MUSIC: An approach to the localization of true brain interactions from EEG/MEG data. Publikationen öffnen
2015
F Shahbazi, A Ewald, G Nolte
NeuroImage, 112, 299–309.
Zeitschriftenaufsatz
Novel multivariate data analysis techniques to determine functionally connected networks within the brain from EEG or MEG data Publikationen öffnen
2014
A Ewald
PhD Thesis
Zeitschriftenaufsatz
Wedge MUSIC: A novel approach to examine experimental differences of brain source connectivity patterns from EEG/MEG data. Publikationen öffnen
2014
A Ewald, F S Avarvand, G Nolte
NeuroImage, 101, 610–624.
Zeitschriftenaufsatz
Univariate normalization of bispectrum using Hölder’s inequality. Publikationen öffnen
2014
F Shahbazi, A Ewald, G Nolte
Journal of Neuroscience Methods, 233, 177–186
Zeitschriftenaufsatz
EEG alpha spindles and prolonged brake reaction times during auditory distraction in an on-road driving study. Publikationen öffnen
2014
A Sonnleitner, M S Treder, M Simon, S Willmann, A Ewald, A Buchner, M Schrauf
Accident Analysis & Prevention, 62, 110–118.
Zeitschriftenaufsatz
Identifying causal networks of neuronal sources from EEG/MEG data with the phase slope index: A simulation study. Publikationen öffnen
2013
A Ewald, F S Avarvand, G Nolte
Biomedizinische Technik/Biomedical Engineering, 58(2), 165–178.
Zeitschriftenaufsatz
Brain oscillations and functional connectivity during overt language production. Publikationen öffnen
2012
A Ewald, S Aristei, G Nolte, R A Rahman
Frontiers in Psychology, 3, 166.
Zeitschriftenaufsatz
Estimating true brain connectivity from EEG/MEG data invariant to linear and static transformations in sensor space. Publikationen öffnen
2012
A Ewald, L Marzetti, F Zappasodi, F C Meinecke, G Nolte
Neuroimage, 60(1), 476–488.
Zeitschriftenaufsatz
Localizing interacting brain activity from EEG and MEG data. Publikationen öffnen
2012
G Nolte, F S Avarvand, A Ewald
International Journal of Psychophysiology, 3(85), 347.
Zeitschriftenaufsatz
Localizing true brain interactions from EEG and MEG data with subspace methods and modified beamformers. Publikationen öffnen
2012
F Shahbazi Avarvand, A Ewald, G Nolte
Computational and Mathematical Methods in Medicine, 2012(1), 402341.
Zeitschriftenaufsatz
A computing environment for multimodal integration of EEG and fNIRS. Publikationen öffnen
2012
Y Xu, A Ewald, H L Graber, J D Nichols, M E Pflieger, A Ossadtchi, C H Schmitz, R L Barbour
Tagungsbeitrag
Exploiting prior neurophysiological knowledge to improve Brain Computer Interface performance. Publikationen öffnen
2010
A Ewald, A Ziehe, F Shahbazi, G Nolte
17th International Conference on Biomagnetism Advances in Biomagnetism–Biomag2010: March 28–April 1, 2010 Dubrovnik, Croatia, 370–373.
Tagungsband
Neural Signatures Enhance Emergency Braking Intention Detection during Simulated Driving. Publikationen öffnen
2010
S Haufe, M Treder, M Gugler, M Sagebaum, A Ewald, G Curio, B Blankertz
Front. Comput. Neurosci.
Zeitschriftenaufsatz
Constructing surrogate data to control for artifacts of volume conduction for functional connectivity measures. Publikationen öffnen
2010
F Shahbazi, A Ewald, A Ziehe, G Nolte
17th International Conference on Biomagnetism Advances in Biomagnetism–Biomag2010: March 28–April 1, 2010 Dubrovnik, Croatia, 207–210.
Zeitschriftenaufsatz
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Das gesamte Team der NORDAKADEMIE

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