Benner, P.; Saak, J.; Stoll, M.; Weichelt, H. K.: Efficient Solvers for Large-Scale Saddle Point Systems Arising in Feedback Stabilization of Multi-Field Flow Problems. In: System Modeling and Optimization: 26th IFIP TC 7 Conference, CSMO 2013, Klagenfurt, Austria, September 9-13, 2013, Revised Selected Papers, S. 11 - 20 (Hg. Pötzsche, C.; Heuberger , C.; Kaltenbacher, B.; Rendl, F.). Springer, Berlin Heidelberg (2014)

Köhler, M.; Saak, J.: A shared memory parallel implementation of the IRKA algorithm for H₂ model order reduction. In: Applied Parallel and Scientific Computing, Bd. 7782, S. 541 - 544. Springer, Berlin (2013)

Hickisch, P.; Saak, J.; Hohlfeld, D.; Bechtold, T.: Two-step Model Order Reduction for a Thermal Finite Element Model of an IGBT Module. In: 11th Vienna International Conference on Mathematical Modelling. 11th Vienna International Conference on Mathematical Modelling, Vienna, Austria, 19. Februar 2025 - 21. Februar 2025. (angenommen)

Aumann, Q.; Benner, P.; Gosea, I. V.; Saak, J.: A Tangential Interpolation Framework for the AAA Algorithm. 92nd Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Aachen, Germany, 30. Mai 2022 - 02. Juni 2022. Proceedings in Applied Mathematics and Mechanics 23 (3), e202300183, (2023)

Aumann, Q.; Benner, P.; Saak, J.; Vettermann, J.: Model Order Reduction via Substructuring for a Nonlinear, Differential-Algebraic Machine Tool Model with Moving Loads. 92nd Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Aachen, Germany, 15. August 2022 - 19. August 2022. Proceedings in Applied Mathematics and Mechanics 23 (1), e202200286, (2023)

Benner, P.; Lund, K.; Saak, J.: Towards a Benchmark Framework for Model Order Reduction in the Mathematical Research Data Initiative (MaRDI). 92nd Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Aachen, Germany, 15. August 2022 - 19. August 2022. Proceedings in Applied Mathematics and Mechanics 23 (3), e202300147, (2023)

Saak, J.; Schulze, J.: Diagonally-Addressed Matrix Nicknack: How to improve SpMV performance. 93rd Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Dresden, Germany, 30. Mai 2023 - 02. Juni 2023. Proceedings in Applied Mathematics and Mechanics 23 (4), e202300228, (2023)

Naumann, A.; Saak, J.; Sauerzapf, S.; Vettermann, J.; Beitelschmidt, M.; Herzog, R.: Advanced Open Source Data Formats for Geometrically and Physically Coupled Systems. In: Proceedings of Asian Modelica Conference 2022, S. 81 - 91. Asian Modelica Conference 2022, Tokyo, Japan, 24. November 2022 - 25. November 2022. (2022)

Vettermann, J.; Steinert, A.; Brecher, C.; Benner, P.; Saak, J.: Kompakte thermo-mechanische Modelle zur schnellen Simulation von Werkzeugmaschinen unter Berücksichtigung von Komponenten mit nichtlinearem Verhalten. In: Proceedings of the Workshop des GMA-FA 1.30 "Modellbildung, Identifikation und Simulation in der Automatisierungstechnik" und GMA-FA 1.40 "Systemtheorie und Regelungstechnik", S. 269 - 283. Workshop des GMA-FA 1.30 "Modellbildung, Identifikation und Simulation in der Automatisierungstechnik" und GMA-FA 1.40 "Systemtheorie und Regelungstechnik", Anif, Austria, 20. September 2021 - 24. September 2021. (2021)

Sauerzapf, S.; Vettermann, J.; Naumann, A.; Saak, J.; Beitelschmidt, M.; Benner, P.: Simulation of the Thermal Behavior of Machine Tools for Efficient Machine Development and Online Correction of the Tool Center Point (TCP)-Displacement. In: Special Interest Group Meeting on Thermal Issues Laboratory for Machine Tools and Production Engineering (WZL). Special Interest Group Meeting on Thermal Issues Laboratory for Machine Tools and Production Engineering (WZL), Aachen, Germany, 26. Februar 2020 - 27. Februar 2020. (angenommen)

Balicki, L.; Mlinarić, P.; Rave, S.; Saak, J.: System-Theoretic Model Order Reduction with pyMOR. 90th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Vienna, Austria, 18. Februar 2019 - 22. Februar 2019. Proceedings in Applied Mathematics and Mechanics 19 (1), e201900459, (2019)

Grundel, S.; Himpe, C.; Saak, J.: On Empirical System Gramians. 90th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Vienna, Austria, 18. Februar 2019 - 22. Februar 2019. Proceedings in Applied Mathematics and Mechanics 19 (1), e201900006, (2019)

Saak, J.; Baran, B.; Benner, P.: Riccati-Feedback Control of a Two-Dimensional Two-Phase Stefan Problem. In: Tagungsband GMA-FA 1.30 'Modellbildung, Identifikation und Simulation in der Automatisierungstechnik' und GMA-FA 1.40 'Systemtheorie und Regelungstechnik', Workshops in Anif, Salzburg, 23.-27.09.2019, S. 478 - 496 (Hg. Meurer, T.; Woittennek, F.). GMA-FA 1.30 'Modellbildung, Identifikation und Simulation in der Automatisierungstechnik' und GMA-FA 1.40 'Systemtheorie und Regelungstechnik', Anif, Austria, 23. September 2019 - 27. September 2019. (2019)

Saak, J.; Köhler, M.; Benner, P.: M-M.E.S.S.-2.0 — The “Matrix Equations, Sparse Solvers” toolbox for MATLAB^® and GNU Octave. In: Tagungsband GMA-FA 1.30 'Modellbildung, Identifikation und Simulation in der Automatisierungstechnik' und GMA-FA 1.40 'Systemtheorie und Regelungstechnik', Workshops in Anif, Salzburg, 23.-27.09.2019, S. 355 - 362 (Hg. Meurer, T.; Woittennek, F.). GMA-FA 1.30 'Modellbildung, Identifikation und Simulation in der Automatisierungstechnik' und GMA-FA 1.40 'Systemtheorie und Regelungstechnik', Anif, Austria, 23. September 2019 - 27. September 2019. (2019)

Benner, P.; Herzog, R.; Lang, N.; Riedel, I.; Saak, J.: Optimal Sensor Placement based on Model Order Reduction. In: Conference on Thermal Issues in Machine Tools: Proceedings 2018, S. 355 - 365 (Hg. Ihlenfeldt, S.; Brecher, C.; Putz, M.; Billington, D.). Conference on Thermal Issues in Machine Tools, Dresden, Germany, 21. März 2018 - 23. März 2018. Wissenschaftliche Scripten, Auerbach /Vogtl. (2018)

Hund, M.; Mlinarić, P.; Saak, J.: An H₂xL₂-Optimal Model Order Reduction Approach for Parametric Linear Time-Invariant Systems. 89th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Munich, Germany, 19. März 2018 - 23. März 2018. Proceedings in Applied Mathematics and Mechanics 18 (1), e201800084, (2018)

Saak, J.; Voigt, M.: Model Reduction of Constrained Mechanical Systems in M-M.E.S.S. 9th Vienna International Conference on Mathematical Modelling MATHMOD 2018, Vienna, Austria, 21. Februar 2018 - 23. Februar 2018. IFAC-PapersOnLine 51 (2), S. 661 - 666 (2018)

Baran, B.; Benner, P.; Heiland, J.; Saak, J.: Towards Riccati-Feedback Control of Complex Flows with Moving Interfaces. 88th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Weimar, Germany, 06. März 2017 - 10. März 2017. Proceedings in Applied Mathematics and Mechanics 17 (1), S. 769 - 770 (2017)

Benner, P.; Saak, J.; Uddin, M. M.: Reduced-Order Modeling of Index-1 Vibrational Systems Using Interpolatory Projections. In: Proceedings of the 19th International Conference on Computer and Information Technology (ICCIT), S. 134 - 138. 19th International Conference on Computer and Information Technology , Dhaka, Bangladesh, 18. Dezember 2016 - 20. Dezember 2016. (2017)

Himpe, C.; Leibner, T.; Rave, S.; Saak, J.: Fast Low-Rank Empirical Cross Gramians. 88th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Weimar, Germany, 06. März 2017 - 10. März 2017. Proceedings in Applied Mathematics and Mechanics 17, 1 Aufl., S. 841 - 842 (2017)

Köhler, M.; Saak, J.: Frequency Scaling and Energy Efficiency regarding the Gauss-Jordan Elimination Scheme on OpenPower 8. In: Book of Abstracts of 2nd Workshop on Power-Aware Computing, Ringberg Castle, S. 1 - 6. 2nd Workshop on Power-Aware Computing, Ringberg Castle, Ringberg Castle, Germany, 05. Juli 2017 - 08. Juli 2017. (2017)

Köhler, M.; Saak, J.: GPU Accelerated Gauss-Jordan Elimination on the OpenPOWER platform – A case study. 88th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Weimar, Germany, 06. März 2017 - 10. März 2017. Proceedings in Applied Mathematics and Mechanics 17 (1), S. 845 - 846 (2017)

Hund, M.; Saak, J.: A Connection between Time Domain Model Order Reduction and Moment Matching. Joint 87th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM) and Deutsche Mathematiker-Vereinigung , Braunschweig, 07. März 2016 - 11. März 2016. Proceedings in Applied Mathematics and Mechanics 16 (1), S. 727 - 728 (2016)

Köhler, M.; Lang, N.; Saak, J.: Solving Differential Matrix Equations Using Parareal. Joint 87th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM) and Deutsche Mathematiker-Vereinigung, Braunschweig, 07. März 2016 - 11. März 2016. Proceedings in Applied Mathematics and Mechanics 16 (1), S. 847 - 848 (2016)

Baran, B.; Köhler, M.; Prasad, N.; Saak, J.: Numerical Solution of Large Scale Sparse Matrix Equations in Python. 85th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Erlangen, Germany, 10. März 2014 - 14. März 2014. Proceedings in Applied Mathematics and Mechanics 14 (1), S. 959 - 960 (2014)

Benner, P.; Köhler, M.; Saak, J.: A Cache-Aware Implementation of the Spectral Divide-and-Conquer Approach for the Non-Symmetric Generalized Eigenvalue Problem. 85th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), 2014, Erlangen, Germany, 10. März 2014 - 14. März 2014. Proceedings in Applied Mathematics and Mechanics 14 (1), S. 819 - 820 (2014)

Benner, P.; Kürschner, P.; Saak, J.: A Reformulated Low-Rank ADI Iteration with Explicit Residual Factors. 84th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Novi Sad, Serbia, 18. März 2013 - 22. März 2013. Proceedings in Applied Mathematics and Mechanics 13 (1), S. 585 - 586 (2013)

Benner, P.; Lang , N.; Saak, J.: Modeling Structural Variability in Reduced Order Models of Machine Tool Assembly Groups via Parametric MOR. 84th Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Novi Sad, Serbia, 18. März 2013 - 22. März 2013. Proceedings in Applied Mathematics and Mechanics 13 (1), S. 481 - 482 (2013)

Benner, P.; Lang, N.; Saak, J.: Modellordnungsreduktion für geschaltete, gekoppelte thermo-elastische Systeme. In: Tagungsband des GMA-Fachausschusses 1.30 "Modellbildung, Identifikation und Simulation in der Automatisierungstechnik", S. 215 - 227. GMA Fachausschuss 1.30 "Modellbildung, Identifikation und Simulation in der Automatisierungstechnik", Salzburg, Österreich, 18. September 2013 - 20. September 2013. (2013)

Saak, J.; Uddin, M. M.; Voigt, M.: Modellordnungsreduktion für strukturierte Index-3-Systeme. In: Tagungsband des GMA-Fachausschusses 1.30 "Modellbildung, Identifikation und Simulation in der Automatisierungstechnik", S. 180 - 190. GMA Fachausschuss 1.30 "Modellbildung, Identifikation und Simulation in der Automatisierungstechnik", Salzburg, Österreich, 18. September 2013 - 20. September 2013. (2013)

Benner, P.; Kranz, B.; Saak, J.; Uddin, M. M.: Efficient Reduced Order State Space Model Computation for a Class of Second Order Index One Systems. 83rd Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Darmstadt, 26. März 2012 - 30. März 2012. Proceedings in Applied Mathematics and Mechanics 12 (1), S. 699 - 700 (2012)

Benner, P.; Kürschner, P.; Saak, J.: Improved Second-Order Balanced Truncation for Symmetric Systems. MATHMOD 2012 - 7th Vienna International Conference on Mathematical Modelling, Vienna, Austria, 14. Februar 2012 - 17. Februar 2012. IFAC Proceedings Volumes 45 (2), S. 758 - 762 (2012)

Benner, P.; Kürschner, P.; Saak, J.: Avoiding Complex Arithmetic in the Low-Rank ADI Method Efficiently. 83rd Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Darmstadt, 26. März 2012 - 30. März 2012. Proceedings in Applied Mathematics and Mechanics 12 (1), S. 639 - 640 (2012)

Benner, P.; Saak, J.; Uddin, M. M.: Second Order to Second Order Balancing for Index-1 Vibrational Systems. In: 7th International Conference on Electrical and Computer Engineering (ICECE), S. 933 - 936. 7th International Conference on Electrical and Computer Engineering, Dhaka, Bangladesh, 20. Dezember 2012 - 22. Dezember 2012. (2012)

Mach, T.; Saak, J.: How Competitive is the ADI for Tensor Structured Equations? 83rd Annual Meeting of the International Association of Applied Mathematics and Mechanics (GAMM), Darmstadt, 26. März 2012 - 30. März 2012. Proceedings in Applied Mathematics and Mechanics 12 (1 ), S. 635 - 636 (2012)

Saak, J.; Benner, P.; Kürschner, P.: A Goal-Oriented Dual LRCF-ADI for Balanced Truncation. MATHMOD 2012 - 7th Vienna International Conference on Mathematical Modelling, Vienna, Austria, 14. Februar 2012 - 17. Februar 2012. IFAC Proceedings Volumes 45 (2), S. 752 - 757 (2012)

Bonin, T.; Soppa, A.; Saak, J.; Zäh, M.; Faßbender, H.; Benner, P.: Moderne Modellordnungsreduktionsverfahren für Finite-Elemente-Modelle zur Simulation von Werkmaschinen. In: Fachtagung Mechatronik, S. 333 - 338. Fachtagung Mechatronik, Dresden, Germany, 31. März 2011 - 01. April 2011. (2011)

Lang, N.; Saak, J.; Stykel, T.: Towards Practical Implementations of Balanced Truncation for LTV Systems. In IFAC-PapersOnLine, 48 (1), S. 7 - 8. 8th Vienna Conference on Mathematical Modelling - MATHMOD 2015, Vienna, Austria, 18. Februar 2015 - 20. Februar 2015. (2015)

Uddin, M. M.; Benner, P.; Saak, J.: Efficient Methods for Reduced Order State Space Modeling of Piezo-Mechanical Systems. GAMM Workshops 2012: Dynamics and Control, Anif/Salzburg, Austria (2012)

Uddin, M. M.; Saak, J.; Benner, P.: Second Order to Second Order Balancing for Index-1 Vibrational Systems. 7th International Conference on Electrical and Computer Engineering (ICECE), Dhaka, Bangladesh (2012)

Christ, S.; Fritzsch, B.; Grossmann, Y. V.; Kempf, D.; Linxweiler, J.; Löffler, F.; Riedl, L.; Thiele, J. P.; Wagner, A. S.; Zanon, L. et al.; Assmann, C.; Brömmel, D.; Caspart, R.; Dogan, M.; Fillinger, S.; Frangenberg, J.; Franke, M.; Frey, A.; Hagenberg, J.; Haupt, C.; Kushnarenko, V.; Neuwirth, S.; Ribizel, T.; Saak, J.; Schieberle, A.; Schima-Voigt, K.; Schmidt, P.; Seibold, H.; Speck, R.; Vleugel, M.; Wellmann, A.; Wieder, P.; Wittke, S.: Code for Science: Bessere Forschung durch bessere Forschungssoftwarekompetenzen, Zenodo, (2025)

Röbenack, K.; Saak, J.: Ausgewählte Beiträge der GMA-Fachausschüsse 2.13 und 2.14. at-Automatisierungstechnik 72 (8), S. 705 - 706 (2024)

Röbenack, K.; Saak, J.: Ausgewählte Beiträge der GMA-Fachausschüsse 2.13 und 2.14. at-Automatisierungstechnik 72 (8), S. 705 - 706 (2024)

Benner, P.; Quintana-Ortì, E.; Saak, J.: Introduction to the Special Issue related to the Power Aware Computing Workshop 2019 — PACO 2019. International Journal of High Performance Computing Applications 35 (3), S. 209 - 210 (2021)

Ezzatti, P.; Quintana-Ortí, E. S.; Remón , A.; Saak, J.: Power‐Aware Computing (PACO 2017): Special Issue. Concurrency and Computation 31 (6), S. 1 - 3 (2019)

Grepl, M.; Lohmann, B.; Saak, J.: Introduction. Mathematical and Computer Modelling of Dynamical Systems 22 (4), S. 265 - 266 (2016)

Zhou, B.; Chu, D.; Saak, J.; Xiao, M.: Matrix Equations with Application to Control Theory. Journal of the Franklin Institute 353 (5), S. 971 - 973 (2016)

Schulze, J.; Saak, J.: An Extension of the Low-Rank Lyapunov ADI to Non-Zero Initial Values and its Applications. (2024)

Baran, B.; Benner, P.; Saak, J.; Stillfjord, T.: Numerical Methods for Closed-Loop Systems with Non-Autonomous Data. (2024)

Naumann, C.; Kumar, T. S.; Vettermann, J.; Geist, A.; Saak, J.; Benner, P.; Ihlenfeldt, S.: Training of Artificial Neural Networks with Reduced-Order Models for the Prediction of Thermal Errors on Machine Tools. Research Square (2024)