Jens Saak

Publication Activity (10 Years)

Years Active: 2005-2024
Publications (10 Years): 31

Top Topics

Differential Equations

Matrix Completion

Low Rank Matrices

Top Venues

SIAM J. Sci. Comput.

Concurr. Comput. Pract. Exp.

Publications

B. Baran, Peter Benner, Jens Saak, Tony Stillfjord
Numerical methods for closed-loop systems with non-autonomous data. CoRR (2024)
Jens Saak, Steffen W. R. Werner
factorizations in Newton's method for solving general large-scale algebraic Riccati equations. CoRR (2024)
Jonas Schulze, Jens Saak
An extension of the low-rank Lyapunov ADI to non-zero initial values and its applications. CoRR (2024)
Peter Benner, Kathryn Lund, Jens Saak
Towards a Benchmark Framework for Model Order Reduction in the Mathematical Research Data Initiative (MaRDI). CoRR (2023)
Peter Benner, Davide Palitta, Jens Saak
On an integrated Krylov-ADI solver for large-scale Lyapunov equations. Numer. Algorithms 92 (1) (2023)
Davide Palitta, Zoran Tomljanovic, Ivica Nakic, Jens Saak
Efficient solution of sequences of parametrized Lyapunov equations with applications. CoRR (2023)
Jens Saak, Jonas Schulze
Diagonally-Addressed Matrix Nicknack: How to improve SpMV performance. CoRR (2023)
Peter Benner, Davide Palitta, Jens Saak
Krylov techniques for low-rank ADI. CoRR (2022)
Björn Baran, Peter Benner, Jens Saak
Riccati-feedback Control of a Two-dimensional Two-phase Stefan Problem. CoRR (2022)
Julia Vettermann, Alexander Steinert, Christian Brecher, Peter Benner, Jens Saak
Compact thermo-mechanical models for the fast simulation of machine tools with nonlinear component behavior. Autom. 70 (8) (2022)
Manuela Hund, Tim Mitchell, Petar Mlinaric, Jens Saak
Optimization-based Parametric Model Order Reduction via ${{\mathcal{H}_2} \otimes {\mathcal{L}_2}}$ First-order Necessary Conditions. SIAM J. Sci. Comput. 44 (3) (2022)
Peter Benner, Enrique S. Quintana-Ortí, Jens Saak
Introduction to the Special Issue related to the Power-Aware Computing Workshop 2019 - PACO 2019. Int. J. High Perform. Comput. Appl. 35 (3) (2021)
Manuela Hund, Tim Mitchell, Petar Mlinaric, Jens Saak
first-order necessary conditions. CoRR (2021)
Peter Benner, Martin Köhler, Jens Saak
Matrix Equations, Sparse Solvers: M-M.E.S.S.-2.0.1 - Philosophy, Features and Application for (Parametric) Model. CoRR (2020)
Petar Mlinaric, Stephan Rave, Jens Saak
Parametric model order reduction using pyMOR. CoRR (2020)
Stephan Rave, Jens Saak
An Instationary Thermal-Block Benchmark Model for Parametric Model Order Reduction. CoRR (2020)
Peter Benner, Zvonimir Bujanovic, Patrick Kürschner, Jens Saak
A Numerical Comparison of Different Solvers for Large-Scale, Continuous-Time Algebraic Riccati Equations and LQR Problems. SIAM J. Sci. Comput. 42 (2) (2020)
Peter Benner, Ernesto Dufrechou, Pablo Ezzatti, Alfredo Remón, Jens Saak
A GPU-aware mixed-precision solver for low-rank algebraic Riccati equations. Concurr. Comput. Pract. Exp. 31 (6) (2019)
Pablo Ezzatti, Enrique S. Quintana-Ortí, Alfredo Remón, Jens Saak
Power-aware computing. Concurr. Comput. Pract. Exp. 31 (6) (2019)
Martin Köhler, Jens Saak
Frequency scaling and energy efficiency regarding the Gauss-Jordan elimination scheme with application to the matrix-sign-function on OpenPOWER 8. Concurr. Comput. Pract. Exp. 31 (6) (2019)
Jens Saak, Dirk Siebelts, Steffen W. R. Werner
A comparison of second-order model order reduction methods for an artificial fishtail. Autom. 67 (8) (2019)
Jörg Fehr, Christian Himpe, Stephan Rave, Jens Saak
Sustainable Research Software Hand-Over. CoRR (2019)
Peter Benner, Zvonimir Bujanovic, Patrick Kürschner, Jens Saak
RADI: a low-rank ADI-type algorithm for large scale algebraic Riccati equations. Numerische Mathematik 138 (2) (2018)
Bin Zhou, Delin Chu, Jens Saak, MingQing Xiao
Matrix equations with application to control theory. J. Frankl. Inst. 353 (5) (2016)
Martin Köhler, Jens Saak
On BLAS Level-3 Implementations of Common Solvers for (Quasi-) Triangular Generalized Lyapunov Equations. ACM Trans. Math. Softw. 43 (1) (2016)
Jörg Fehr, Jan Heiland, Christian Himpe, Jens Saak
Best Practices for Replicability, Reproducibility and Reusability of Computer-Based Experiments Exemplified by Model Reduction Software. CoRR (2016)
Martin Köhler, Jens Saak
On GPU acceleration of common solvers for (quasi-) triangular generalized Lyapunov equations. Parallel Comput. 57 (2016)
Hartwig Anzt, Edmond Chow, Jens Saak, Jack J. Dongarra
Updating incomplete factorization preconditioners for model order reduction. Numer. Algorithms 73 (3) (2016)
Peter Benner, Patrick Kürschner, Jens Saak
Low-rank Newton-ADI methods for large nonsymmetric algebraic Riccati equations. J. Frankl. Inst. 353 (5) (2016)
Martin Köhler, Carolin Penke, Jens Saak, Pablo Ezzatti
Energy-aware solution of linear systems with many right hand sides. Comput. Sci. Res. Dev. 31 (4) (2016)
Peter Benner, Patrick Kürschner, Jens Saak
Frequency-Limited Balanced Truncation with Low-Rank Approximations. SIAM J. Sci. Comput. 38 (1) (2016)
Norman Lang, Jens Saak, Peter Benner, Steffen Ihlenfeldt, Steffen Nestmann, Klaus Schädlich
Towards the identification of heat induction in chip removing processes via an optimal control approach. Prod. Eng. 9 (3) (2015)
Eberhard Bänsch, Peter Benner, Jens Saak, Heiko K. Weichelt
Riccati-based Boundary Feedback Stabilization of Incompressible Navier-Stokes Flows. SIAM J. Sci. Comput. 37 (2) (2015)
Peter Benner, Jens Saak, Friedhelm Schieweck, Piotr Skrzypacz, Heiko K. Weichelt
A non-conforming composite quadrilateral finite element pair for feedback stabilization of the Stokes equations. J. Num. Math. 22 (3) (2014)
Norman Lang, Jens Saak, Peter Benner
Model Order Reduction for Systems with Moving Loads. Autom. 62 (7) (2014)
Peter Benner, Jens Saak, Martin Stoll, Heiko K. Weichelt
Efficient Solvers for Large-Scale Saddle Point Systems Arising in Feedback Stabilization of Multi-field Flow Problems. System Modelling and Optimization (2013)
Peter Benner, Martin Köhler, Jens Saak
Fast Approximate Solution of the Non-Symmetric Generalized Eigenvalue Problem on Multicore Architectures. PARCO (2013)
Peter Benner, Jens Saak, Martin Stoll, Heiko K. Weichelt
Efficient Solution of Large-Scale Saddle Point Systems Arising in Riccati-Based Boundary Feedback Stabilization of Incompressible Stokes Flow. SIAM J. Sci. Comput. 35 (5) (2013)
Peter Benner, Patrick Kürschner, Jens Saak
Efficient handling of complex shift parameters in the low-rank Cholesky factor ADI method. Numer. Algorithms 62 (2) (2013)
Mohammad Monir Uddin, Jens Saak, Burkhard Kranz, Peter Benner
Computation of a compact state space model for an adaptive spindle head configuration with piezo actuators using balanced truncation. Prod. Eng. 6 (6) (2012)
Martin Köhler, Jens Saak
A Shared Memory Parallel Implementation of the IRKA Algorithm for $\mathcal{H}_2$ Model Order Reduction - (Extended Abstract). PARA (2012)
José M. Badía, Peter Benner, Rafael Mayo, Enrique S. Quintana-Ortí, Gregorio Quintana-Ortí, Jens Saak
Parallel Order Reduction via Balanced Truncation for Optimal Cooling of Steel Profiles. Euro-Par (2005)