Dr. Johannes Ernesti
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You can call me anytime.
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Kollegiengebäude Mathematik (20.30)
+49 721 608 43712
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johannes.ernesti@kit.edu
Welcome to my homepage!
Research
My research interests include the following topics:
- Space-time discretizations of wave equations using the Finite Element Method
- Discontinuous-Petrov-Galerkin-Methods (DPG)
- Parameter identifaction for linear wave equations - Full Waveform Inversion (FWI)
- Regularized inexact Newton methods
- The implementation of methods above for parallel exascale computers
- Relation of Machine Learning and Inverse Problems methodologies
Publications - submitted
- Space-time discontinuous Petrov-Galerkin methods for linear wave equations in heterogeneous media, CRC 1173-Preprint 2018/13, Karlsruhe Institute of Technology, 2018
- A space-time discontinuous Petrov-Galerkin method for acoustic waves, volume 21 of Radon Series on Computational and Applied Mathematics, de Gruyter, 2019
Publications
- Space-Time Methods for Acoustic Waves with Applications to Full Waveform Inversion, Dissertation, 2017
- Python 3: das umfassende Handbuch, Rheinwerk, 2008-2017, mit Peter Kaiser
- Learn to wipe: A case study of structural bootstrapping from sensorimotor experience, in Robotics and Automation (ICRA), 2014 IEEE International Conference on (pp. 1858-1864), mit Martin Do, Julian Schill, Tamim Asfour
- Encoding of periodic and their transient motions by a single dynamic movement primitive, in Humanoid Robots (Humanoids), 2012 12th IEEE-RAS International Conference on (pp. 57-64), mit Ludovic Righetti, Martin Do, Tamim Asfour, Stefan Schaal
Software
We developed a playground to experience acoustic waves in inhomogenuous media. Further, you can observe a simple FWI-algorithm at work.
You can find more information at Seismic Imaging.
| Semester | Titel | Typ |
|---|---|---|
| Winter Semester 2018/19 | Mathematics of Machine Learning | Seminar |
| Winter Semester 2017/18 | Numerische Mathematik 1 | Lecture |
| Summer Semester 2017 | Numerische Mathematik 2 | Lecture |
| Winter Semester 2016/17 | Numerische Mathematik 1 | Lecture |
| Optimierungstheorie | Seminar | |
| Summer Semester 2016 | Optimierungstheorie | Lecture |
| Summer Semester 2015 | Einführung in das Wissenschaftliche Rechnen | Lecture |
| Winter Semester 2014/15 | Finite Elemente Methoden | Lecture |