Ralf Zimmermann

Mathematician

  • Campusvej 55

    5230 Odense M

    Denmark

20092019
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Personal profile

Research areas

  • Numeric analysis
  • Numerical Linear Algebra
  • Matrix Analysis
  • Mathematic modelling
  • Reduced Order Modelling
  • Surrogate Modelling
  • Scientific Computing

Fingerprint Dive into the research topics where Ralf Zimmermann is active. These topic labels come from the works of this person. Together they form a unique fingerprint.

Aerodynamics Engineering & Materials Science
Computational fluid dynamics Engineering & Materials Science
Decomposition Engineering & Materials Science
Interpolation Engineering & Materials Science
Spatial Process Mathematics
Airfoils Engineering & Materials Science
Kriging Mathematics
Maximum likelihood Engineering & Materials Science

Network Recent external collaboration on country level. Dive into details by clicking on the dots.

Research Output 2009 2019

  • 21 Journal article
  • 9 Article in proceedings
  • 1 Comment/debate
  • 1 Editorial

Manifold interpolation and model reduction

Zimmermann, R., 11. Feb 2019, In : arxiv.org. 37 p.

Research output: Contribution to journalJournal articleResearch

Open Access
Model Reduction
Interpolate
Model Order Reduction
Orthogonal Basis
Geometric Structure
97 Downloads (Pure)

Parametric model reduction via interpolating orthonormal bases

Zimmermann, R. & Debrabant, K., 5. Jan 2019, Numerical Mathematics and Advanced Applications: ENUMATH 2017. Radu, F. A., Kumar, K., Berre, I., Nordbotten, J. M. & Pop, I. S. (eds.). Springer, p. 683-691 (Lecture Notes in Computational Science and Engineering, Vol. 126).

Research output: Chapter in Book/Report/Conference proceedingArticle in proceedingsResearchpeer-review

Open Access
File
Interpolation
Singular value decomposition
Finance
Computer systems
Computer simulation
95 Downloads (Pure)

Geometric subspace updates with applications to online adaptive nonlinear model reduction

Zimmermann, R., Peherstorfer, B. & Willcox, K., 2018, In : SIAM Journal on Matrix Analysis and Applications. 39, 1, p. 234–261

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Model Reduction
Nonlinear Model
Update
Subspace
Grassmannian

Model reduction of complex dynamical systems: Editorial of the special issue corresponding to a workshop held at SDU Odense, Denmark, January 11–13, 2017

Benner, P., Faßbender, H., Hinze, M., Stykel, T. & Zimmermann, R., Dec 2018, In : Advances in Computational Mathematics. 44, 6, p. 1687-1691

Research output: Contribution to journalEditorialResearchpeer-review

78 Downloads (Pure)

Theoretical investigations of the new Cokriging method for variable-fidelity surrogate modeling: Well-posedness and maximum likelihood training

Bertram, A. & Zimmermann, R., Dec 2018, In : Advances in Computational Mathematics. 44, 6, p. 1693-1716

Research output: Contribution to journalJournal articleResearchpeer-review

Open Access
File
Cokriging
Well-posedness
Fidelity
Maximum likelihood
Maximum Likelihood

Activities 2013 2019

  • 22 Peer review of manuscripts
  • 7 Conference presentations
  • 2 Conference organisation or participation
  • 2 Organisation or participation in workshops, courses or seminars

4th Workshop on Model Reduction of Complex Dynamical Systems

Ralf Zimmermann (Panel member)
28. Aug 201930. Aug 2019

Activity: Attending an eventConference organisation or participation

Efficient parametric solutions to the Black-Scholes model

Ralf Zimmermann (Speaker)
23. Aug 2019

Activity: Talks and presentationsConference presentations

Faster point selection schemes for masked nonlinear model reduction

Ralf Zimmermann (Speaker), Philipp Bekemeyer (Other)
19. Jul 2019

Activity: Talks and presentationsConference presentations

File

Hermite interpolation on matrix manifolds and applications in model reduction

Ralf Zimmermann (Speaker)
16. Jul 2019

Activity: Talks and presentationsConference presentations

File

Advances in Computational Mathematics (Journal)

Ralf Zimmermann (Peer reviewer)
2019

Activity: Editorial work and peer reviewPeer review of manuscriptsResearch

Teaching & Supervision

MM560: Introduktion til programmering

Ralf Zimmermann & Benjamin Jäger

01/02/201931/05/2019

Course: Teaching and supervisionTeaching

MM560 - Introduction to Programming

Benjamin Jäger & Ralf Zimmermann

01/02/201931/05/2019

Course: Teaching and supervisionTeaching

MM559, MM843: Numerisk lineær algebra

Ralf Zimmermann

01/02/201912/04/2019

Course: Teaching