Mathematical Optimization for Data ScienceSaarland University

Prof. Dr. Peter Ochs

Talks

  1. 2026: OptiLänd Workshop, Mannheim, Germany
  2. 2026: Focus Period Symposium: Optimization for Learning, Lund, Sweden
  3. 2025: Workshop for the 60th birthday of Christian Kanzow, Würzburg, Germany
  4. 2025: Spring Workshop on Optimization and Machine Learning, Toulouse, France
  5. 2025: ENUMATH 2025, Heidelberg, Germany
  6. 2024: Optimization Techniques for Inverse Problems, Modena, Italy
  7. 07.09.2023: 11th Applied Inverse Problems Conference, University of Göttingen, Göttingen, Germany: "PAC-Bayesian Learning of Optimization Algorithms"
  8. 04.09.2023: 11th Applied Inverse Problems Conference, University of Göttingen, Göttingen, Germany: "Differentiating Solution Mappings of Non-smooth Optimization Problems"
  9. 23.03.2022: SIAM Conference on Imaging Science (IS22), (virtual) "Towards Differentiation of Solution Mappings of Non-smooth Optimization Problems"
  10. 07.12.2021: Mathematical Colloqium, University of Göttingen, Göttingen, Germany: (virtual) "An Inertial Non-smooth Non-convex Bregman Minimization Framework"
  11. 22.11.2021: One World Optimization Seminar (OWOS), (virtual) "An Inertial Non-smooth Non-convex Bregman Minimization Framework" [video]
  12. 06.09.2021: Optimization techniques for inverse problems, Modena, Italy: (virtual) "Towards Differentiation of Solution Mappings of Non-smooth Optimization Problems"
  13. 31.08.2021: IFIP-TC7 Conference on System Modeling and Optimization, Quito, Ecuador: (virtual) "Bregman Proximal Gradient Framework for Deep Linear Neural Networks"
  14. 21.07.2021: SIAM Conference (OP21), (virtual) "Convex-Concave Backtracking for Inertial Bregman Proximal Gradient Algorithms in Non-Convex Optimization"
  15. 16.03.2021: GAMM conference 2020@21, Kassel, Germany: (virtual) "Bregman Proximal Gradient Framework for Deep Linear Neural Networks"
  16. 08.02.2021: Mathematical Colloqium, University of Tübingen, Tübingen, Germany: (virtual) "Non-smooth First-order Optimization Algorithms for Machine Learning"
  17. 19.09.2019: French-German-Swiss Conference on Optimization, Nice, France: "Convex-Concave Backtracking for Inertial Bregman Proximal Gradient Algorithms in Non-Convex Optimization"
  18. 06.08.2019: International Conference on Continuous Optimization (ICCOPT), Berlin, Germany: "Model Function Based Conditional Gradient Method with Armijo-like Line Search"
  19. 13.06.2019: International Conference on Machine Learning (ICML), Long Beach, California: "Model Function Based Conditional Gradient Method with Armijo-like Line Search" (short talk)
  20. 03.02.2019: International BASP Frontiers Workshop, Villars-sur-Ollon, Switzerland: "Lifting Layers: Analysis and Applications"
  21. 04.07.2018: International Symposium on Mathematical Programming (ISMP), Bordeaux, France: "Non-smooth Non-convex Bregman Minimization: Unification and new Algorithms"
  22. 11.--13.06.2018: INDAM intensive period on Computational Methods for Inverse Problems in Imaging, University of Insubria DISAT, Como, Italy: Short Course on "Accelerations of Forward-Backward Splitting"
  23. 07.06.2018: SIAM Conference on Imaging Science, Bologna, Italy: "Adaptive FISTA"
  24. 05.06.2018: SIAM Conference on Imaging Science, Bologna, Italy: "Non-smooth Non-convex Bregman Minimization: Unification and new Algorithms"
  25. 21.03.2018: GAMM Conference, TU Munich, Germany: "Adaptive FISTA"
  26. 14.03.2018: Workshop: Imaging and Vision from Theory to Applications, University of Siegen, Germany: "Non-smooth Non-convex Bregman Minimization: Unification and new Algorithms"
  27. 17.01.2018: MIA Conference, Humboldt University, Berlin, Germany: "Non-smooth Non-convex Bregman Minimization: Unification and new Algorithms"
  28. 07.12.2017: Oberseminar Applied Mathematics, Saarland University: "Adaptive FISTA"
  29. 16.11.2017: GRK Seminar (Group of Michael Möller), University of Siegen, Germany: "Non-smooth Non-convex Bregman Minimization: Unification and new Algorithms"
  30. 05.04.2017: Cambridge Image Analysis Seminar (Group of Carola--Bibiane Schönlieb), Centre for Mathematical Sciences, Cambridge, UK: "Local Convergence of iPiano"
  31. 03.03.2017: 3rd Applied Mathematics Symposium Münster, Germany. Workshop on Shape, Images and Optimization: "Local Convergence of iPiano"
  32. 27.01.2017: Computer Vision Group (Group of Prof. Daniel Cremers), TU Munich, Germany: "Local Convergence of iPiano"
  33. 17.01.2017: Systems Control and Optimization Laboratory (Group of Prof. Moritz Diehl), IMTEK, University of Freiburg, Germany: "iPiano: Inertial Proximal Algorithm for Nonconvex Optimization"
  34. 17.11.2016: Schloss Dagstuhl — Leibniz Center for Informatics, Wadern, Germany: "Optimizing Data for Anisotropic Diffusion Inpainting with an Optimal Control Approach"
  35. 10.03.2016: DMV and GAMM Annual Meeting, Braunschweig, Germany: "Techniques for Gradient Based Bilevel Optimization with Nonsmooth Lower Level Problems"
  36. 16.07.2015: International Symposium on Mathematical Programming (ISMP), Pittsburgh, Pennsylvania, USA: "iPiano: Inertial Proximal Algorithm for Nonconvex Optimization"
  37. 03.07.2015: IFIP Conference on System Modeling and Optimization, SophiaTech Campus, Sophia Antipolis, France: "iPiano: Inertial Proximal Algorithm for Nonconvex Optimization"
  38. 18.06.2015: Bosch Research, Renningen, Germany: "Nonsmooth Variational Analysis and Nonconvex Optimization"
  39. 21.05.2015: University of Basel, Switzerland: "Nonsmooth Variational Analysis and Nonconvex Optimization"
  40. 06.03.2015: PhD Defense, University of Freiburg, Germany: "Long Term Motion Analysis for Object Level Grouping and Nonsmooth Optimization Methods"
  41. 02.04.2012: MNU Kongress, University of Freiburg, Germany: "Automatisches Verstehen von Bildern bei Computern"