About me

Links

GitHub, Google Scholar, ResearchGate.

Research interests

Numerical linear algebra, (generalized) eigenvalue problems, (generalized) singular value problems, numerical rang, Krylov methods, subspace methods, iterative methods, generalized Davidson and Jacobi–Davidson algorithms, Tikhonov regularisation, ill-posed problems, mathematical software.

Contact

E-mail: zwaan at math dot uni dash wuppertal dot de
Phone: +49 202 439-3529

Mailing address

University of Wuppertal
Faculty of Mathematics and Natural Sciences
Applied Computer Science Group
D-42097 Wuppertal
Germany

Visiting address

Room G.14.04
Gaußstraße 20
42119 Wuppertal
Germany

Curriculum Vitae

Contents

Publications

Preprints

Zwaan, I. and Hochstenbach M. E. Generalized Davidson and multidirectional-type methods for the generalized singular value decomposition. arXiv:1705.06120.

Hochstenbach, M. E., and Zwaan, I. Matrix balancing for field of values type inclusion regions. Electron. Trans. Numer. Anal., submitted.

Refereed journal papers

Zwaan, I., and Hochstenbach, M. E. Krylov-Schur type restarts for the two-sided Arnoldi method. SIAM J. Matrix Anal. Appl. 38.2 (2017), pp. 297–321, doi:10.1137/16M1078987. pdf.

Zwaan, I., and Hochstenbach, M. E. Multidirectional subspace expansion for one-parameter and multiparameter Tikhonov regularization. J. Sci. Comput. 70.3 (2017), pp. 990–1009, doi:10.1007/s10915-016-0271-0. Open access.

Non-refereed proceedings papers

Gonzales, L., Huijssen, K., Jha, R., van Leeuwen, T., Sbrizi, A., van Valenberg, W., Zwaan, I., de Weerdt, E. Patient-adaptive compressed sensing for MRI. Proceedings of the 106th European Study Group Mathematics with Industry, 2015. pdf.

Banagaaya, N., Budko, N., van Doorn, H., Khimshiashvili, G., Klooster, R., Lindenbergh, PJ., Verdijck, J., Vermolen, F., and Zwaan, I. The Mathematics of French Fries. Proceedings of the 98th European Study Group Mathematics with Industry, 2014. pdf.

Van Leeuwen, T., Sbrizzi, A., and Zwaan, I. Beeldreconstructie in MRI met compressed sensing. NAW, 5/17.2 (June 2016), pp. 114-118. pdf.

Miscellaneous

Zwaan, I. Generalized Krylov methods for large-scale matrix problems. PhD thesis, 2017. Repository TU/e, pdf.

Zwaan, I. Compressed Sensing accelerated radial acquisitions for dynamic Magnetic Resonance Imaging. Master thesis, 2012.

Conferences

Presentations

2018-06 — 10th International Workshop on Parallel Matrix Algorithms and Applications. ETH Zürich, Switzerland.

2018-05 — SIAM Conference on Applied Linear Algebra. Hong Kong Baptist University, Hong Kong.

2017-09 — 17th GAMM Workshop on Applied and Numerical Linear Algebra. University of Cologne, Germany.

2016-07 — 20th Conference of the International Linear Algebra Society. University of Leuven, Belgium.

2015-10 — SIAM Conference on Applied Linear Algebra. Atlanta (GA), USA.

2015-06 — International Conference on Preconditioning Techniques for Scientific Computing and Industrial Applications. Eindhoven University of Technology, The Netherlands.

2015-02 — Student Krylov Day. Delft University of Technology, The Netherlands.

2014-6 — 10th International Workshop on Accurate Solution of Eigenvalue Problems. University of Zagreb, Dubrovnik, Croatia.

2014-04 — NDNS+ PhD days. Lunteren, The Netherlands.

Posters

2016-10 — Forty-first Woudschoten Conference. Zeist, The Netherlands.

2015-10 — Fortieth Woudschoten Conference. Zeist, The Netherlands.

2015-04 — NDNS+ PhD days. Lunteren, The Netherlands.

Other

2017-10 — Forty-second Woudschoten Conference. Zeist, The Netherlands.

2017-04 — Dutch Mathematical Congress 2017. Utrecht University, The Netherlands.

2016-06 — MATLAB EXPO 2016 Benelux. Eindhoven, The Netherlands.

2015-01 — Study Group Mathematics with Industry 2015. Utrecht University, The Netherlands.

2014-09 — European Model Reduction Network (EU-MORNET) kick-off meeting. Eindhoven University of Technology, The Netherlands.

2014-01 — Study Group Mathematics with Industry 2014. Delft University of Technology, The Netherlands.

2013-11 — Oberwolfach Workshop Numerical Solution of PDE Eigenvalue Problems. Oberwolfach-Walke, Germany.

2013-10 — Thirty-eight Woudschoten Conference. Zeist, The Netherlands.

2013-09 — GAMM Workshop Applied and Numerical Linear Algebra 2013. Bergische Universität Wuppertal, Germany.

2013-06 — Numerical Analysis and Scientific Computation with Applications. Universite du Littoral Côte d'Opale, Calais, France.

2013-05 — International Spring School on Matrix Functions and their applications. Université de Lille 1, France.

2012-06 — StreamComputing GPUGPU-day. Amsterdam, The Netherlands.

Academic activities

Referee work

Referee of manuscripts submitted to BIT Numerical Mathematics, Electron. Trans. Numer. Anal., and SIAM J. Sci. Comput.

Talks

2017-05 — Krylov–Schur-type restarts for the two-sided Arnoldi method. Bergische Universität Wuppertal, Wuppertal, Germany.

2017-05 — Krylov–Schur-type restarts for the two-sided Arnoldi method. Utrecht University, Utrecht, The Netherlands.

2016-10 — Solving discrete linear ill-posed problems with regularization. Centrum Wiskunde en Informatica, Amsterdam, The Netherlands.

Teaching

2018-04/2018-09 — Teaching Assistant Algorithms and Data Structures. University of Wuppertal, Germany.

2017-10/2018-03 — Teaching Assistant Numerical Linear Algebra. University of Wuppertal, Germany.

2016-09/2016-10 — Senior Tutor Calculus. Eindhoven University of Technology, The Netherlands.

2016-09/2016-10 — Teaching Assistant Introduction to Numerical Analysis. Eindhoven University of Technology, The Netherlands.

2014-09/2014-10 — Tutor Calculus. Eindhoven University of Technology, The Netherlands.

2014-09/2014-10 — Teaching Assistant Introduction to Numerical Analysis. Eindhoven University of Technology, The Netherlands.

2014-05/2014-06 — Teaching Assistant Programming and Modelling. Eindhoven University of Technology, The Netherlands.

2013-09/2013-10 — Tutor Calculus. Eindhoven University of Technology, The Netherlands.

2013-09/2013-10 — Teaching Assistant Introduction to Numerical Analysis. Eindhoven University of Technology, The Netherlands.

2013-05/2013-06 — Teaching Assistant Programming and Modelling. Eindhoven University of Technology, The Netherlands.

2013-04/2013-06 — Teaching Assistant Numerical Methods. Eindhoven University of Technology, The Netherlands.

2012-09/2013-01 — Teaching Assistant Introduction to Scientific Computing. Utrecht University, The Netherlands.

2012-09/2013-01 — Teaching Assistant Numerical Mathematics. Utrecht University, The Netherlands.

2011-09/2012-01 — Teaching Assistant Introduction to Scientific Computing. Utrecht University, The Netherlands.

2011-09/2012-01 — Teaching Assistant Numerical Mathematics. Utrecht University, The Netherlands.

2011-02/2011-04 — Teaching Assistant Discrete Models in Applied Mathematics. Utrecht University, Utrecht, The Netherlands.

Service

2014-01/2016-03 — Emergency Response Officer. Eindhoven University of Technology, Eindhoven, The Netherlands.

2013-12 — Diploma Basisopleiding Bedrijfshulpverlener. Nederlands Instituut voor Bedrijfshulpverlening, Rotterdam, The Netherlands.

2013-12 — Certificaat Eerste Hulp. Nederlands Instituut voor Bedrijfshulpverlening, Rotterdam, The Netherlands.

2013-12 — Certificaat Brandbestrijding en Ontruiming. Nederlands Instituut voor Bedrijfshulpverlening, Rotterdam, The Netherlands.

Formal education

2017-06 — Promovendus at the department of Mathematics and Computer Science. Eindhoven University of Technology, The Netherlands.

2013-01 — Mathematical Sciences, MSc. Utrecht University, The Netherlands. Graduated cum laude with a 4.0/4.0 GPA.

2011-02 — Mathematics, BSc. Utrecht University, The Netherlands. Graduated cum laude with a 4.0/4.0 GPA.

2011-02 — Computer Science, BSc. Utrecht University, The Netherlands. Graduated cum laude with a 4.0/4.0 GPA.

2007-06 — Natuur en Techniek, VWO. Christelijk Lyceum Veenendaal, The Netherlands.

2007-06 — Natuur en Gezondheid, VWO. Christelijk Lyceum Veenendaal, The Netherlands.