CSC: Staff: Patrick Kürschner
Talks
Talks
2018
 Inexact linear solves in lowrank methods
for largescale matrix equations, 6th IMA Conference on Numerical Linear Algebra and Optimization, Birmingham, UK, June 2729, 2018
 A comparison of rational Krylov and related lowrank methods for large Riccati equations, SIAM Conference on Applied Linear Algebra, Hong Kong, May 48 Mai, 2018
 Inexact rational Krylov subspace methods for matrix equations, Bath Numerical Analysis Seminar, Bath, UK, February 21, 2018
and GAMM Annual Meeting, TU Munich, March 1923, 2018
2017
 Matrix equations in time & frequency limited model reduction, SciCADE2017, Bath, UK, September 1115, 2017.
 Balanced truncation MOR with time & frequency restrictions, LMSEPSRC Durham Symposium
Model Order Reduction, Durham, UK, August 717, 2017.
 Numerical computation of lowrank factors of time and frequencylimited Gramians, Householder Symposium XX, Virginia Tech, Blacksburg, USA, June 1823, 2017.
 Large generalized Sylvester equations with additional lowrank terms, METT VII  7th Workshop on Matrix Equations and Tensor Techniques, Pisa, Italy, February 1314, 2017
 Time and frequencylimited balanced truncation for largescale systems, 3rd Workshop on
Model Reduction of Complex Dynamical Systems, Odense, Denmark, January 1113., 2017
2016
 Yet another lowrank method for large algebraic Riccati equations, GAMMANLA Workshop, Hamburg, September 1516. , 2016
 Minimizing the Residual Norm in the ADI Iteration for Large Lyapunov Equations, 5th IMA Conference on Numerical Linear Algebra and Optimization, Birmingham, UK, September 79, 2016
 Inexact and preconditioned linear solves in iterative eigenvalue methods, Computational Methods in Applied Mathematics (CMAM7), Jyväskylä, Finland, July 31  August 6, 2016
 A numerical comparison of algorithms for largescale, algebraic Riccati equations, 20th ILAS Conference, Leuven, Belgium, July 1117., 2016
 Matrix equations which include matrix functions and their application to model reduction, Tegernsee workshop "Computational Methods for HighDimensional Problems
", Tegernsee, 3. April, 2016
 Model Order Reduction and Largescale Matrix Equations, Bath Numerical Analysis Seminar, Bath, UK, April 15, 2016

The benefits of restricting balanced truncation to small time or frequency intervals,
GAMM & DMV Annual Meeting, TU Braunschweig, Germany, March 0711., 2016
2015

Modellreduktion mit frequenzbegrenzten Gramschen (german),
GMA Workshop 1.30, Anif, Austria, September 2425., 2015

Nearly optimal automatic shifts for the lowrank ADI iteration,
5th workshop on matrix equations and tensor techniques, Bologna, Italy, September 2122., 2015

Lowrank Approximations of Frequencylimited Gramians,
GAMMANLA Workshop, Magdeburg, Germany, July 0910., 2015

Krylov Subspace Methods for Matrix
Equations Which Include Matrix
Functions,
Student Krylov Day 2015, TU Delft, Netherlands, February 2, 2015
2014

Lowrank Solutions of Lyapunov Equations
Workshop within DAAD project Optimal Damping of Vibrating Systems, J. J. Strossmayer University of Osijek, Croatia, October 710, 2014

Lowrank Approximations of Frequencylimited Gramians,
Joint ALAMA & GAMMANLA Workshop, Barcelona, Spain, July 1416, 2014

[Poster] Minimizing the Norm of Cayley transformation X vector,
CSC Tegernsee Workshop, Castle Ringberg, June 2527, 2014

Preconditioning for inexact innerouter
methods for the twosided, nonHermitian eigenvalue problem,
Householder
Symposium XIX, Spa,
Belgium, June 10, 2014

Anwendung der Modellordnungsreduktion auf Fragestellungen im Maschinenbau
(german),
MPI Magdeburg, April 29, 2014

Inexact preconditioned solves in Newton type methods for nonlinear eigenvalue
problems, 85th Annual Meeting of GAMM,
Erlangen, March 1014, 2014

Balanciertes Abschneiden in beschränkten
Frequenzintervallen für hochdimensionale Systeme (german), 9th Elgersburg Workshop, Elgerburg,
March 26, 2014

Semiactive damping optimization of vibrational systems using dimension
reduction, Complexity Reducing Formulations in Optimization,
Magdeburg, February 2428, 2014
2013

Innerouter methods for largescale twosided eigenvalue problems.
Oberwolfach Workshop on Numerical Solution of PDE Eigenvalue Problems, Mathematisches Forschungsinstitut Oberwolfach, November 1723, 2013

Lowrank residuals and new shift parameter strategies in ADI methods for large Lyapunov and Sylvester equations. GAMM Workshop
Applied and Numerical Linear Algebra, Wuppertal, September 910, 2013

[Poster] Computing Dominant Eigenvalues of LargeScale Dynamical Systems. Bifurcation Theory, Numerical Linear Algebra and Applications, Bath, UK, July 12, 2013

Recent numerical improvements in lowrank ADI methods. Numerical Analysis and Scientific Computation with Applications (NASCA13), Calais, France, June 2426, 2013

Stopping criteria for iterative balancing and truncation of linear dynamical systems, Model Reduction and Approximation for Complex Systems 2013, Marseille, France, June 1014, 2013

Solving inhomogeneous eigenvalue problems, GAMM 84th Annual Scientific Conference, Novi Sad, Serbia, March 1822, 2013
2012
 On inexact dominant pole based modal truncation, GMA / GAMM Workshops, Anif, Austria, September, 1721, 2012
 On tuned preconditioners for inexact twosided eigenvalue iterations, 3rd IMA Conference on Numerical Linear Algebra and Optimisation, University of Birmingham, UK, September 1012, 2012
 On inexact dominant pole based model truncation, Bath Numerical Analysis Seminar, Bath, UK, Septermber 4, 2012
 Tuned preconditioners for inexact twosided inverse and Rayleigh quotient iteration,
2012 SIAM Confernce on Applied Linear Algebra,
Valencia, Spain, June 1822, 2012

A completely real way of dealing efficiently with complex shifts in the lowrank ADI method,
GAMM 83nd Annual Scientific Conference,
Darmstadt, March 2630, 2012

Improved Second Order Balanced Truncation for Symmetric Systems,
MATHMOD 2012  7th Vienna International Conference on Mathematical Modelling,
Vienna, Austria, February 1417, 2012
2011

Efficient Handling of Complex Shift Parameters in the Lowrank Cholesky Factor ADI method,
Workshop on Matrix Equations and Tensor Techniques,
Aachen, November 21  22, 2011, and GAMM Workshop 2011 on Applied and Numerical Linear Algebra, Bremen, September 22  23, 2011

Dominant pole computation of MIMO second
order systems, 17th ILAS Conference, Braunschweig, August 22  26, 2011

Modelordnungsreduktion für dynamische Systeme zweiter Ordnung, Miniworkshop MPI  Fraunhofer IFF  OvGU, Magdeburg, May 10, 2011

Twosided harmonic subspace extractions for the generalized eigenvalue problem, GAMM 82nd Annual Scientific Conference, Graz, Austria, April 1821, 2011

Model order reduction of largescale dynamical systems with JacobiDavidson style eigensolvers, 2011 International Conference on Communications, Computing and Control Applications (CCCA’11), Hammamet, Tunisia, March 35, 2011
2010

Towards a hybrid balanced and modal truncation method for largescale LTI systems, Model Reduction for Complex Dynamical Systems, TU Berlin, Dezember 24, 2010

Modern Numerical Methods for LargeScale
Eigenvalue Problems, Welcome colloquium dedicated to Prof. Benner, Max Planck Institute Magdeburg, November 5, 2010
©2018, Max Planck Society, Munich
Patrick Kürschner, kuerschner@mpimagdeburg.mpg.de
02 Juli 2018