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Christian Clason: Präsentationen

Konferenzen

Kolloquia und Seminare

  • Optimal control of nonsmooth partial differential equations
    Research Seminar in Optimization, Humboldt-Universität zu Berlin, April 20, 2021.
     
  • Optimal control of nonsmooth partial differential equations
    IFIP WG 7.2 Virtual Seminar, February 2, 2021.
     
  • Nonsmooth regularization of a coefficient inverse problem for the wave equation
    Mathematical Colloquium, Universidade Federal de Santa Catarina, Florianópolis, Brasil, October 30, 2020 (online).
     
  • Convex relaxation of hybrid discrete-continuous control problems
    Mathematisches Kolloquium, Heinrich-Heine-Universität Düsseldorf, December 13, 2019.
     
  • Multibang regularization of a coefficient inverse problem for the wave equation
    Forschungsseminar Inverse Probleme und PDEs, TU Chemnitz, September 3, 2019.
     
  • Accelerated primal--dual methods for structured non-convex optimization
    Computational and Applied Mathematics Seminar, Chalmers University of Technology, Göteborg, Sweden, August 28, 2019.
     
  • Generalized modes in Bayesian inverse problems
    Forschungsseminar Mathematische Statistik, Humbold-Universität Berlin, February 9, 2019.
     
  • Nichtglatte Optimierung im Funktionenraum
    Kolloquium Mathematik, Universität Paderborn, July 9, 2018.
     
  • Convex relaxation of hybrid discrete-continuous control problems
    Universität Paderborn, March 13, 2018.
     
  • Convex regularization of discrete-valued inverse problems
    Universiteit Twente, Enschede, Netherlands, September 27, 2017.
     
  • Convex relaxation of hybrid discrete-continuous control problems
    Universität Bayreuth, June 16, 2017.
     
  • Convex relaxation of hybrid discrete-continuous control problems
    Weierstraß-Institut für Angewandte Analysis und Stochastik, Berlin, March 29, 2017.
     
  • Stochastic inverse problems with impulsive noise
    Karl-Franzens-Universität Graz, March 15, 2017.
     
  • Discrete regularization of parameter identification problems
    Alpen-Adria-Universität Klagenfurt, November 16, 2016.
     
  • A primal-dual extragradient method for nonlinear inverse problems for PDEs
    Karl-Franzens-Universität Graz, September 28, 2016.
     
  • Discrete regularization of parameter identification problems
    University of Helsinki, August 25, 2016.
     
  • Discrete regularization of parameter identification problems
    University of Tokyo, August 12, 2016.
     
  • Convex relaxation of hybrid discrete-continuous regularization
    Fudan University, Shanghai, August 2, 2015.
     
  • Convex relaxation of hybrid discrete-continuous problems
    Sandia National Laboratories, Albuquerque, March 23, 2015.
     
  • Sparse optimization of PDEs with application to light source placement
    Kolloquium der FR Mathematik, Universität des Saarlandes, Saarbrücken, February 6, 2015.
     
  • Sparse optimization of PDEs with application to light source placement
    Colloquium Nonlinear Science, Westfälische Wilhelms-Universität Münster, January 27, 2015.
     
  • Convex relaxation of hybrid binary-continuous penalties
    Westfälische Wilhelms-Universität Münster, November 19, 2014.
     
  • Sparse optimization of PDEs with application to light source placement
    University College London, October 10, 2014.
     
  • Wieviel Mathematik steckt im "Kernspin"?
    WissensNacht Ruhr, Essen, October 2, 2014.
     
  • Nichtglatte Optimierung im Funktionenraum
    Duisburger Arbeitskreis für Mathematik in Forschung und Praxis, May 27, 2014.
     
  • A convex analysis approach to hybrid binary-continuous optimal control problems
    University of California, Riverside, May 23, 2014.
     
  • A convex analysis approach to hybrid binary-continuous optimal control problems
    Cambridge University, April 28, 2014.
     
  • A convex analysis approach to hybrid binary-continuous optimal control problems with application to multi-bang controls
    Institut für Mathematik, Alpen-Adria-Universität Klagenfurt, January 14, 2014.
     
  • Multi-bang control of elliptic equations
    Zentrum Mathematik, Technische Universität München, December 17, 2013.
     
  • Parameter identification problems with non-Gaussian noise
    Lothar Collatz Colloquium, Universität Hamburg, May 16, 2013.
     
  • Numerische Optimierung im Maßraum
    Universität Bayreuth, April 17, 2013.
     
  • Numerische Optimierung im Maßraum
    Humboldt-Universität zu Berlin, February 11, 2013.
     
  • Parameter identification problems with non-Gaussian noise
    University of Tokyo, January 24, 2013.
     
  • Parabolic control problems in measure spaces
    Julius-Maximilians-Universität Würzburg, June 5, 2012.
     
  • Parameteridentifizierung mit Impulsrauschen
    Universität Duisburg-Essen, January 27, 2012.
     
  • Inverse problems with non-smooth noise models
    Helmholtz Zentrum München, October 27, 2011.
     
  • A semi-smooth Newton method for nonlinear inverse problems with L1 data fitting
    RICAM, Linz, February 18, 2011.
     
  • A primal-dual semi-smooth Newton method for nonlinear L1 data fitting
    Institute of Computational Mathematics and Scientific/Engineering Computing, Chinese Academy of Sciences, Beijing, August 24, 2010.
     
  • PDE-constrained optimization with L1-type functionals
    Institute of Computational Mathematics and Scientific/Engineering Computing, Chinese Academy of Sciences, Beijing, August 18, 2010.
     
  • PDE-constrained optimization with L1-type functionals
    Universität Konstanz, April 14, 2010.
     
  • Inverse problems with L1 data fitting: A semismooth Newton method and automatic parameter choice
    Johannes-Kepler Universität Linz, July 13, 2009.
     
  • Basic Principles of (P)MRI
    Karl-Franzens-Universität Graz, December 3, 2008. 
    (very informal; animations missing; caution: ~7MB)
     
  • Time Reversal and Thermoacoustic Tomography
    Georg-August-Universität Göttingen, October 30, 2007.
     
  • A direct method for the numerical time reversal of waves in a heterogeneous medium
    Karl-Franzens-Universität Graz, May 2, 2007.
     
  • A direct method for the numerical time reversal of waves in a heterogeneous medium
    RICAM, Linz, March 6, 2007.

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