Jun.-Prof. Dr. Sebastian Peitz

Data Science for Engineering

Section Owner

Contact and Affiliations

Office Address:
Pohlweg 51
33098 Paderborn
Room:
O4.213
Section Owner - Junior Professor
Committee - Junior Professor
Office Address:
Pohlweg 51
33098 Paderborn
Room:
O4.213

About Sebastian Peitz

Curriculum Vitae

Since 01.10.2024: Professor of Safe Autonomous Systems (TU Dortmund)

https://cs.tu-dortmund.de/sonstiges/kachel-peitz/

01.04.2021 - 30.09.2024: Assistant Professor (Jun.-Prof.)

Data Science for Engineering, Department of Computer Science, Paderborn University

01.10.2017 - 31.03.2021: Managing Director

Institute for Industrial Mathematics, Paderborn University

01.10.2013 - 30.09.2017: Scientific Employee

Chair of Applied Mathematics and Institute for Industrial Mathematics (Prof. Dr. Michael Dellnitz, Paderborn University)

08.08.2017: PhD

Title: "Exploiting Structure in Multiobjective Optimization and Optimal Control"

01.10.2007 - 18.07.2013: Studies

Mechanical Engineering (RWTH Aachen)
Graduation: 07/18/2013 (M. Sc.)

16.06.2006: Abitur

Hans-Ehrenberg-Gymnasium (Sennestadt)

2022: Junior Research Group leader ("Multicriteria Machine Learning"), funded by BMBF

2019: Best paper award at the 2019 IEEE International Symposium on Predictive Control of Electrical Drives and Power Electronics (PRECEDE)

Publications

Selected Publications


Finite-data error bounds for Koopman-based prediction and control

F. Nüske, S. Peitz, F. Philipp, M. Schaller, K. Worthmann, Journal of Nonlinear Science 33 (2023).


Koopman analysis of quantum systems

S. Klus, F. Nüske, S. Peitz, Journal of Physics A: Mathematical and Theoretical 55 (2022) 314002.


On the Treatment of Optimization Problems with L1 Penalty Terms via Multiobjective Continuation

K. Bieker, B. Gebken, S. Peitz, IEEE Transactions on Pattern Analysis and Machine Intelligence 44 (2022) 7797–7808.


Deep model predictive flow control with limited sensor data and online learning

K. Bieker, S. Peitz, S.L. Brunton, J.N. Kutz, M. Dellnitz, Theoretical and Computational Fluid Dynamics 34 (2020) 577–591.


Show all publications

Scientific Engagement

Since 2019  |  (Co-)Organization of six minisymposia at international conferences

European Conference on Computational Optimization, Heidelberg, Germany, 2023

Mathematical Theory of Networks and Systems, Bayreuth, Germany, 2021

SIAM Conference on Optimization, online, 2021

SIAM Conference on Control and Its Applications, online, 2021

SIAM Conference on Applications of Dynamical Systems, online 2021

SIAM Conference on Applications of Dynamical Systems, Snowbird, Utah, USA, 2019


Since 2017  |  Invited presentations

I have given 37 invited talks at various national and international conferences, including a presentation at the inaugural meeting of the IFAC seminar series on "Data-driven Methods in Control" as well as a keynote talk at the 2023 GAMM meeting on Computational and Mathematical Methods in Data Science (COMinDS).


09/2022  |  Local organization of the "International 360直播吧 on Dynamics, Optimization, and Computation" (supported by DFG funding)


Further Information

1. Research topics

  • Multiobjective optimization and optimal control
    • Acceleration of algorithms by structure exploitation
    • Applications in the area of machine learning (e.g., sparse regression & neural network training)
    • Real-time applicability in combination with model predictive control
    • Solution of PDE constrained problems using model order reduction
       
  • Model reduction of complex systems, in particular PDEs, using
    • Proper Orthogonal Decomposition (POD)
    • Koopman Operator-based approaches
    • Machine Learning
       
  • Data-driven optimization and control of complex systems, in particular fluid flows
     
  • Optimization methods for efficiency increasements of machine learning algorithms

2. Talks and Presentations

GAMM Jahrestagung 2023
30.05. - 02.06.2023, Dresden, Germany

SIAM Conference on Applications of Dynamical Systems
14.05. - 18.05.2023, Portland, Oregon, USA

SIAM Conference on Computational Science and Engineering
26.02. - 03.03.2023, Amsterdam, Netherlands

10th Vienna International Conference on Mathematical Modelling (MATHMOD)
27.07. - 29.07.2022, Vienna, Austria
“Error estimates for data-driven optimal control by leveraging results for autonomous systems”

8th European Congress on Computational Methods in Applied Sciences and Engineering (ECCOMAS)
05.06. - 09.06.2022, Oslo, Norway
“Efficient data-driven control of fluids using autonomous surrogate models”

DeepTurb project meeting
05.10 - 06.10.2021, Warnemünde, Germany
"Efficient data-driven prediction and control of complex systems using the Koopman operator''

SIAM Conference on Control and Its Applications
19.07. - 21.07.2021, Spokane, WA, USA
"On the universal transformation of data-driven models to control systems"

Inaugural seminar on ``Data-driven Methods in Control'' (organized by the IFAC TC on Optimal Control) (Video)
08.07.2021, online
"On the universal transformation of data-driven models to control systems"

SIAM Conference on Applications of Dynamical Systems
23.05. - 27.05.2021, virtual conference
"On the universal transformation of data-driven models to control systems"

Mini-360直播吧: Analysis of Data-driven Optimal Control
10.05. - 14.05.2021, Oberwolfach Research Institute for Mathematics
"On the universal transformation of data-driven models to control systems"

Machine Learning and Dynamical Systems Seminar
10.02.2021, virtual presentation
"On the universal transformation of data-driven models to control systems" (Video)

University of Rostock Seminar talk
24.06.2020 - University of Rostock, Germany
"Data driven feedback control of nonlinear PDEs using POD and the Koopman operator"

360直播吧 on Optimal Control
02.12. - 03.12.2019 - University of Konstanz, Germany
"The Koopman Operator in PDE-Constrained Optimal Control"

103rd Meeting of the GOR Working Group "Real World Optimization" on "Multicriteria Optimization and Decision Support in Industry"
21.11. - 22.11.2019 - Fraunhofer ITWM, Kaiserslautern, Germany
"Autonomous driving with multiobjective model predictive control"

6th International Conference on Continuous Optimization
05.08. - 08.08.2019 - Berlin, Germany
"Feedback control of nonlinear PDEs using Koopman-Operator-based switched systems"

SIAM Conference on Applications of Dynamical Systems
19.05. - 23.05.2019 - Snowbird, Utah, USA
"Data Driven Feedback Control of Nonlinear PDEs Using the Koopman Operator"

SIAM Conference on Computational Science and Engineering
25.02. - 01.03.2019 - Spokane, WA, USA
"Feedback Control of Nonlinear PDEs using Data-efficient Reduced Order Models Based on the Koopman Operator"

Symposium On Machine Learning for Dynamical Systems
11.02. - 13.02.2019 - London, UK
"Low-dimensional data-based surrogate models for analysis, simulation and control of high-dimensional dynamical systems"

Forschungsseminar der Fachgruppe CSC, Max-Planck-Institut für Dynamik Komplexer Technischer Systeme
20.11.2018 - Magedburg, Germany
"Data driven feedback control of nonlinear PDEs using the Koopman operator"

5th European Conference on Computational Optimization (EUCCO) 2018
10.09. - 12.09.2018 - Trier, Germany
"Data driven feedback control of nonlinear PDEs using the Koopman operator"

NUMDIFF-15
03.09. - 07.09.2018 - Halle (Saale), Germany
"Data driven feedback control of nonlinear PDEs using the Koopman operator"

Oxford Universitxy - Control Engineering Group Seminar
14.05.2018 - Oxford, UK
"Data driven feedback control of nonlinear PDEs using the Koopman operator"

89th Annual Meeting of GAMM
19.03. - 23.03.2018 - Munich, Germany
"Set-Oriented Multiobjective Optimal Control of PDEs using Certified ROMs"

4th CRITICS 360直播吧 and Winter School on “Critical Transitions in Complex Systems: Mathematical theory and applications”
12.03. - 16.03.2018, W?ltingerode, Germany
"Controlling the Navier-Stokes equations using low-dimensional bilinear approximations obtained from data"

Center for Industrial Mathematics - University of Bremen
14.12.2017, Bremen, Germany
"Exploiting structure in multiobjective optimal control for real-time applicability and PDE constraints"

it's OWL Strategietagung
06.12.2017, Paderborn, Germany
"Mathematik in der Industrie - von der Mehrzieloptimierung zu intelligenten Systemen"

18th French - German - Italian Conference on Optimization
25.09. - 28.09.2017 - Paderborn, Germany
"Multiobjective optimization with uncertainties and the application to reduced order models for PDEs"

8th International 360直播吧 on Set Oriented Numerics (SON)
12.09. - 15.09.2017 - Santa Barbara, California, USA
"A new framework for Koopman operator based open and closed loop control"

IFAC 2017 World Congress
19.07. - 24.07.2017 - Toulouse, France
"A Multiobjective MPC Approach for Autonomously Driven Electric Vehicle"

SIAM Conference on Applications of Dynamical Systems
21.05. - 25.05.2017 - Snowbird, Utah, USA
"A Multiobjective MPC Approach for Autonomously Driven Electric Vehicles"

88th Annual Meeting of GAMM
06.03. - 10.03.2017 - Weimar, Germany
"POD-based Set Oriented Multiobjective Optimal Control"

360直播吧 on Optimal and Feedback Control of Differential Equations
21.11. - 23.11.2016 - Konstanz, Germany
"Multiobjective Optimal Control of the Navier-Stokes Equations Using Reduced Order Modeling"

KoMSO Challenge 360直播吧 "Reduced-Order Modeling for Simulation and Optimization"
07.11. - 08.11.2016 - Robert BOSCH Campus, Renningen, Germany
"ROM-based Multiobjective Optimal Control of the Navier-Stokes Equations"

4th European Conference on Computational Optimization
12.09. - 14.09.2016 - Leuven, Belgium
"Reduced Order Model Based Multiobjective Optimal Control of Nonlinear PDEs"

24th International Congress of Theoretical and Applied Mechanics
21.08. - 26.08.2016 - Montreal, Canada
"Reduced Order Model based Multiobjective Optimal Control of Fluids"

11th AIMS Conference on Dynamical Systems, Differential Equations and Applications
01.07. - 05.07.2016 - Orlando, Florida, USA
"Multiobjective Optimal Control of Coherent Structures Using Reduced Order Modeling"

Paderborner Wissenschaftstage
27.06.2016, Paderborn, Germany
"Energieeffizientes autonomes Fahren mit Hilfe mathematischer Optimierungsverfahren"

SON2015 - 6th International 360直播吧 on Set-Oriented Numerics
28.09. - 01.10.2015, London, England
"Multiobjective Optimal Control Methods for Fluid Flow Using Reduced Order Modeling"

SIAM Conference on Control & it's Applications
08.07. - 10.07.2015, Paris, France
"Multiobjective Optimal Control Techniques in Energy Management" (within the Minisymposium "Controls, Optimization and Estimation for Building Energy Managment")

GAMM 86th Annual Meeting
23.03. - 27.03.2015, Lecce, Italy
"Multiobjective Optimization of the Flow Around a Cylinder Using Model Order Reduction"

Oberwolfach Seminar: Projection Based Model Reduction
23.09. - 29.09.2014, Oberwolfach, Germany

SON2014 - 5th International 360直播吧 on Set-Oriented Numerics
01.09. - 05.09.2014, Christchurch, New Zealand
"Multiobjective Optimal Control Methods for the Development of an Intelligent Cruise Control"

SysInt2014 - Conference on System-Integrated Intelligence
02.07. - 04.07.2014, Bremen, Germany
"Development of an Intelligent Cruise Control using Optimal Control Methods"

ECMI2014 - European Consortium for Mathematics in Industry
09.06. - 13.06.2014, Taormina, Italy
"Multiobjective Optimal Control Methods for the Development of an Intelligent Cruise Control"

6th Elgersburg School on Hybrid Dynamical Systems and Mathematical Biology
16.03. - 22.03.2014, Elgersbrug, Germany

GAMM Jahrestagung 2023
30.05. - 02.06.2023, Dresden, Germany

SIAM Conference on Applications of Dynamical Systems
14.05. - 18.05.2023, Portland, Oregon, USA

SIAM Conference on Computational Science adn Engineering
26.02. - 03.03.2023, Amsterdam, Netherlands

10th Vienna International Conference on Mathematical Modelling (MATHMOD)
27.07. - 29.07.2022, Vienna, Austria
“Error estimates for data-driven optimal control by leveraging results for autonomous systems”

8th European Congress on Computational Methods in Applied Sciences and Engineering (ECCOMAS)
05.06. - 09.06.2022, Oslo, Norway
“Efficient data-driven control of fluids using autonomous surrogate models”

DeepTurb project meeting
05.10 - 06.10.2021, Warnemünde, Germany
"Efficient data-driven prediction and control of complex systems using the Koopman operator''

SIAM Conference on Control and Its Applications
19.07. - 21.07.2021, Spokane, WA, USA
"On the universal transformation of data-driven models to control systems"

Inaugural seminar on ``Data-driven Methods in Control'' (organized by the IFAC TC on Optimal Control) (Video)
08.07.2021, online
"On the universal transformation of data-driven models to control systems"

SIAM Conference on Applications of Dynamical Systems
23.05. - 27.05.2021, virtual conference
"On the universal transformation of data-driven models to control systems"

Mini-360直播吧: Analysis of Data-driven Optimal Control
10.05. - 14.05.2021, Oberwolfach Research Institute for Mathematics
"On the universal transformation of data-driven models to control systems"

Machine Learning and Dynamical Systems Seminar
10.02.2021, virtual presentation
"On the universal transformation of data-driven models to control systems" (Video)

University of Rostock Seminar talk
24.06.2020 - University of Rostock, Germany
"Data driven feedback control of nonlinear PDEs using POD and the Koopman operator"

360直播吧 on Optimal Control
02.12. - 03.12.2019 - University of Konstanz, Germany
"The Koopman Operator in PDE-Constrained Optimal Control"

103rd Meeting of the GOR Working Group "Real World Optimization" on "Multicriteria Optimization and Decision Support in Industry"
21.11. - 22.11.2019 - Fraunhofer ITWM, Kaiserslautern, Germany
"Autonomous driving with multiobjective model predictive control"

6th International Conference on Continuous Optimization
05.08. - 08.08.2019 - Berlin, Germany
"Feedback control of nonlinear PDEs using Koopman-Operator-based switched systems"

SIAM Conference on Applications of Dynamical Systems
19.05. - 23.05.2019 - Snowbird, Utah, USA
"Data Driven Feedback Control of Nonlinear PDEs Using the Koopman Operator"

SIAM Conference on Computational Science and Engineering
25.02. - 01.03.2019 - Spokane, WA, USA
"Feedback Control of Nonlinear PDEs using Data-efficient Reduced Order Models Based on the Koopman Operator"

Symposium On Machine Learning for Dynamical Systems
11.02. - 13.02.2019 - London, UK
"Low-dimensional data-based surrogate models for analysis, simulation and control of high-dimensional dynamical systems"

Forschungsseminar der Fachgruppe CSC, Max-Planck-Institut für Dynamik Komplexer Technischer Systeme
20.11.2018 - Magedburg, Germany
"Data driven feedback control of nonlinear PDEs using the Koopman operator"

5th European Conference on Computational Optimization (EUCCO) 2018
10.09. - 12.09.2018 - Trier, Germany
"Data driven feedback control of nonlinear PDEs using the Koopman operator"

NUMDIFF-15
03.09. - 07.09.2018 - Halle (Saale), Germany
"Data driven feedback control of nonlinear PDEs using the Koopman operator"

Oxford Universitxy - Control Engineering Group Seminar
14.05.2018 - Oxford, UK
"Data driven feedback control of nonlinear PDEs using the Koopman operator"

89th Annual Meeting of GAMM
19.03. - 23.03.2018 - Munich, Germany
"Set-Oriented Multiobjective Optimal Control of PDEs using Certified ROMs"

4th CRITICS 360直播吧 and Winter School on “Critical Transitions in Complex Systems: Mathematical theory and applications”
12.03. - 16.03.2018, W?ltingerode, Germany
"Controlling the Navier-Stokes equations using low-dimensional bilinear approximations obtained from data"

Center for Industrial Mathematics - University of Bremen
14.12.2017, Bremen, Germany
"Exploiting structure in multiobjective optimal control for real-time applicability and PDE constraints"

it's OWL Strategietagung
06.12.2017, Paderborn, Germany
"Mathematik in der Industrie - von der Mehrzieloptimierung zu intelligenten Systemen"

18th French - German - Italian Conference on Optimization
25.09. - 28.09.2017 - Paderborn, Germany
"Multiobjective optimization with uncertainties and the application to reduced order models for PDEs"

8th International 360直播吧 on Set Oriented Numerics (SON)
12.09. - 15.09.2017 - Santa Barbara, California, USA
"A new framework for Koopman operator based open and closed loop control"

IFAC 2017 World Congress
19.07. - 24.07.2017 - Toulouse, France
"A Multiobjective MPC Approach for Autonomously Driven Electric Vehicle"

SIAM Conference on Applications of Dynamical Systems
21.05. - 25.05.2017 - Snowbird, Utah, USA
"A Multiobjective MPC Approach for Autonomously Driven Electric Vehicles"

88th Annual Meeting of GAMM
06.03. - 10.03.2017 - Weimar, Germany
"POD-based Set Oriented Multiobjective Optimal Control"

360直播吧 on Optimal and Feedback Control of Differential Equations
21.11. - 23.11.2016 - Konstanz, Germany
"Multiobjective Optimal Control of the Navier-Stokes Equations Using Reduced Order Modeling"

KoMSO Challenge 360直播吧 "Reduced-Order Modeling for Simulation and Optimization"
07.11. - 08.11.2016 - Robert BOSCH Campus, Renningen, Germany
"ROM-based Multiobjective Optimal Control of the Navier-Stokes Equations"

4th European Conference on Computational Optimization
12.09. - 14.09.2016 - Leuven, Belgium
"Reduced Order Model Based Multiobjective Optimal Control of Nonlinear PDEs"

24th International Congress of Theoretical and Applied Mechanics
21.08. - 26.08.2016 - Montreal, Canada
"Reduced Order Model based Multiobjective Optimal Control of Fluids"

11th AIMS Conference on Dynamical Systems, Differential Equations and Applications
01.07. - 05.07.2016 - Orlando, Florida, USA
"Multiobjective Optimal Control of Coherent Structures Using Reduced Order Modeling"

Paderborner Wissenschaftstage
27.06.2016, Paderborn, Germany
"Energieeffizientes autonomes Fahren mit Hilfe mathematischer Optimierungsverfahren"

SON2015 - 6th International 360直播吧 on Set-Oriented Numerics
28.09. - 01.10.2015, London, England
"Multiobjective Optimal Control Methods for Fluid Flow Using Reduced Order Modeling"

SIAM Conference on Control & it's Applications
08.07. - 10.07.2015, Paris, France
"Multiobjective Optimal Control Techniques in Energy Management" (within the Minisymposium "Controls, Optimization and Estimation for Building Energy Managment")

GAMM 86th Annual Meeting
23.03. - 27.03.2015, Lecce, Italy
"Multiobjective Optimization of the Flow Around a Cylinder Using Model Order Reduction"

Oberwolfach Seminar: Projection Based Model Reduction
23.09. - 29.09.2014, Oberwolfach, Germany

SON2014 - 5th International 360直播吧 on Set-Oriented Numerics
01.09. - 05.09.2014, Christchurch, New Zealand
"Multiobjective Optimal Control Methods for the Development of an Intelligent Cruise Control"

SysInt2014 - Conference on System-Integrated Intelligence
02.07. - 04.07.2014, Bremen, Germany
"Development of an Intelligent Cruise Control using Optimal Control Methods"

ECMI2014 - European Consortium for Mathematics in Industry
09.06. - 13.06.2014, Taormina, Italy
"Multiobjective Optimal Control Methods for the Development of an Intelligent Cruise Control"

6th Elgersburg School on Hybrid Dynamical Systems and Mathematical Biology
16.03. - 22.03.2014, Elgersbrug, Germany

3. Conferences and Minisymposia

Member of the Program Committee of the 7th International Online & Onsite Conference on Machine Learning, Optimization, and Data Science (LOD2021)

Co-organization of a conference in honor of M. Dellnitz' 60th birthday, Paderborn, 27.09. - 01.10.2021.

Organization of the Minisymposium "Recent trends in multiobjective optimization" at the SIAM Conference on Optimization, online conference, 2021.

Co-organization (with J. Heiland) of the Minisymposium "Data-driven Methods in Model Reduction and Control" at the SIAM Conference on Control and Its Applications, online conference, 2021.

Co-organization (with S. Klus and F. Nüske) of the Minisymposium "Data-driven methods for stochastic systems" at the SIAM Conference on Applications of Dynamical Systems, online conference, 2021.

Co-organization (with H. Lange) of the Minisymposium "Data-driven identification, modeling and control of complex dynamical systems" at the SIAM Conference on Mathematics of Data Science, Cincinnati, Ohio, USA, 2020 (canceled).

Co-organization (with S. Klus, M. Korda and A. Mauroy) of the Minisymposia "Control Techniques based on Koopman Operator Theory" and "Advanced Data-Driven Techniques and Numerical Methods in Koopman Operator Theory" at the SIAM Conference on Applications of Dynamical Systems, Snowbird, Utah, USA, 2019.

Member of the Program Committee of the ``The 7th International Online & Onsite Conference on Machine Learning, Optimization, and Data Science'' (LOD2021)Member of the Program Committee of the ``The 7th International Online \& Onsite Conference on Machine Learning, Optimization, and Data Science'' (LOD2021)

Co-organization of a conference in honor of M. Dellnitz' 60th birthday, Paderborn, 27.09. - 01.10.2021.

Organization of the Minisymposium "Recent trends in multiobjective optimization" at the SIAM Conference on Optimization, online conference, 2021.

Co-organization (with J. Heiland) of the Minisymposium "Data-driven Methods in Model Reduction and Control" at the SIAM Conference on Control and Its Applications, online conference, 2021.

Co-organization (with S. Klus and F. Nüske) of the Minisymposium "Data-driven methods for stochastic systems" at the SIAM Conference on Applications of Dynamical Systems, online conference, 2021.

Co-organization (with H. Lange) of the Minisymposium "Data-driven identification, modeling and control of complex dynamical systems" at the SIAM Conference on Mathematics of Data Science, Cincinnati, Ohio, USA, 2020 (canceled).

Co-organization (with S. Klus, M. Korda and A. Mauroy) of the Minisymposia "Control Techniques based on Koopman Operator Theory" and "Advanced Data-Driven Techniques and Numerical Methods in Koopman Operator Theory" at the SIAM Conference on Applications of Dynamical Systems, Snowbird, Utah, USA, 2019.

4. Additional Information