This image shows Johannes Rettberg

Johannes Rettberg

M. Sc.

Institute of Engineering and Computational Mechanics (ITM)

Contact

+49 711 685 66396
 +49 711 685 66400

Pfaffenwaldring 9
70569 Stuttgart
Deutschland
Room: 4.155

Subject

  1. 2023

    1. Rettberg, J., Wittwar, D., Buchfink, P., Brauchler, A., Ziegler, P., Fehr, J. C., & Haasdonk, B. (2023). Port-Hamiltonian fluid–structure interaction modelling and structure-preserving model order reduction of a classical guitar. Mathematical and Computer Modelling of Dynamical Systems, 29(1), Article 1. https://doi.org/10.1080/13873954.2023.2173238
    2. Rettberg, J., Wittwar, D., Buchfink, P., Herkert, R., Fehr, J., & Haasdonk, B. (2023). Improved a posteriori Error Bounds for Reduced port-Hamiltonian Systems. https://doi.org/10.48550/arXiv.2303.17329
    3. Herkert, R. R., Buchfink, P., Haasdonk, B., Rettberg, J., & Fehr, J. C. (2023). Randomized Symplectic Model Order Reduction for Hamiltonian Systems. 1–8. https://doi.org/10.48550/arXiv.2303.04036

  2. 2022

    1. Rettberg, J., Wittwar, D., Buchfink, P., Brauchler, A., Ziegler, P., Fehr, J. C., & Hassdonk, B. (2022). Port-Hamiltonian Fluid-Structure Interaction Modeling and Structure-Preserving Model Order Reduction of a Classical Guitar. 1–27. https://doi.org/10.48550/arXiv.2203.10061
  • Replication Data for: Port-Hamiltonian Fluid-Structure Interaction Modeling and Structure-Preserving Model Order Reduction of a Classical Guitar (DARUS: https://doi.org/10.18419/darus-3248)
  • 29. September 2023: GMA Technical Commitee 2.13, Anif,
    "Low-dimensional identification of port-Hamiltonian systems by means of deep learning and model reduction."
  • 05. June 2023: ECCOMAS Coupled 2023, Crete, Greece,
    "Low-Dimensional Discovery of Port-Hamiltonian Systems by Combining Model Order Reduction and Machine Learning."
  • 30. September 2021: DMV-ÖMG Annual Conference 2021, Passau (Online),
    "Sensitivity Analysis of Structure-Preserving Model Order Reduction Methods for a Fluid-Structure Interaction Guitar Model in port-Hamiltonian Formulation."
  • 22. September 2021: GMA Technical Commitee 1.30, Anif,
    "Modeling and Structure-Preserving Model Order Reduction of a Classical Guitar in port-Hamiltonian Representation."
  • 16. June 2021: ECCOMAS Coupled 2021, Sardinia (Online),
    "Structure-Preserving Model Order Reduction for a port-Hamiltonian-based Fluid-Structure Interaction Model of a Classical Guitar."
  • October 05, 2023: International Conference on Data-Integrated Simulation Science (SimTech2023), Stuttgart; "Low-Dimensional Discovery of Port-Hamiltonian Systems Combining Model Order Reduction and Machine Learning"
  • September 21, 2022: Model Reduction and Surrogate Modeling (MORE) Conference, Technical University Berlin; "Effective A-posteriori Error Estimation for Port-Hamiltonian Systems"
  • Implementation of the floating frame of reference formulation in a port-Hamiltonian representation, Master thesis.
    University of Stuttgart, Institute of Engineering and Computational Mechanics, 2023.
    In co-supervision with Arnim Kargl, M.Sc.
  • Low-Dimensional Discovery of Port-Hamiltonian Systems by Combining Model Order Reduction and Machine Learning, Research module SimTech.
    University of Stuttgart, Institute of Engineering and Computational Mechanics, 2023.
    In co-supervision with Jonas Kneifl, M.Sc.
  • Model order reduction of a thermo-mechanical disc brake in a port-Hamiltonian representation, Master Thesis.
    University of Stuttgart, Institute of Engineering and Computational Mechanics, 2021.
    In co-supervision with Fabian Matter, M.Sc.
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