2026

Accelerating Electrostatics Simulations with GPUs

A. Bouslama, P. Nayak, A. Blaszczyk, C. Trinitis, H. Anzt High Performance Computing

MemMan: A Fortran and C++ Interoperable Memory Manager on Modern High-Performance Computing Platforms

C. Holeksa, T. Cojean, Y. Chen, S. Kosukhin, J. Behrens, L. Kornblueh, C. Frauen, H. Anzt Proceedings of the Supercomputing Asia and International Conference on High Performance Computing in Asia Pacific Region Workshops

Investigating Matrix Repartitioning to Address the Over and Undersubscription Challenge for a GPU-Based CFD Solver

G. Olenik, M. Koch, H. Anzt High Performance Computing

What Will the Grace Hopper-Powered Jupiter Supercomputer Bring for Sparse Linear Algebra?

Y. Tsai, M. Bode, H. Anzt Proceedings of the Supercomputing Asia and International Conference on High Performance Computing in Asia Pacific Region

2025

Preconditioning via Randomized Range Deflation (RandRAND)

O. Balabanov, C. Ju, K. He, A. Jeendgar, M.W. Mahoney

Multifacets of Lossy Compression for Scientific Data in the Joint-Laboratory of Extreme Scale Computing

F. Cappello, M. Acosta, E. Agullo, H. Anzt, J. Calhoun, S. Di, L. Giraud, T. Grützmacher, S. Jin, K. Sano, K. Sato, A. Singh, D. Tao, J. Tian, T. Ueno, R. Underwood, F. Vivien, X. Yepes, Y. Kazutomo, B. Zhang Future Generation Computer Systems

Testing Strategies for OpenFOAM Projects

J.W. Gärtner, G. Olenik, M.E. Fadeli, L. Petermann, A. Kronenburg, H. Marschall, H. Anzt OpenFOAM Journal

A BDDC Preconditioner for the Cardiac EMI Model in Three Dimensions

F. Goebel, N.M.M. Huynh, F. Chegini, L. Pavarino, M. Weiser, S. Scacchi, H. Anzt

FACILE-RS: Archiving and Long-Term Preservation of Research Software Repositories Made Easy

M. Houillon, J. Klar, Z. Boutanios, T. Stary, T. Cojean, H. Anzt, A. Loewe JOSS

Accelerating Fusion Plasma Collision Operator Solves with Portable Batched Iterative Solvers on GPUs

P.T. Lin, P. Nayak, A. Kashi, D. Kulkarni, A. Scheinberg, H. Anzt High Performance Computing. ISC High Performance 2024 International Workshops

Efficient Solution of Batched Band Linear Systems on GPUs

P. Nayak, I. Aggarwal, H. Anzt The International Journal of High Performance Computing Applications

Towards a Platform-Portable Linear Algebra Backend for OpenFOAM

G. Olenik, M. Koch, Z. Boutanios, H. Anzt Meccanica

Enabling Ginkgo as Numerics Backend in nekRS Employing A Loosely-Coupled Configuration File Concept

Y.M. Tsai, M. Bode, H. Anzt Procedia Computer Science

pyGinkgo: A Sparse Linear Algebra Operator Framework for Python

K. Tuteja, G. Olenik, R. Mishchuk, Y. Tsai, M. Götz, A. Streit, H. Anzt, C. Debus Proceedings of the 54th International Conference on Parallel Processing

Mixed Precision Multigrid with Smoothing Based on Incomplete Cholesky Factorization

P. Vacek, H. Anzt, E. Carson, N. Kohl, U. Rüde, Y. Tsai

Global Iterative Methods for Sparse Approximate Inverses of Symmetric Positive-Definite Matrices

N. Venkovic, H. Anzt

Permutation-Avoiding FFT-Based Convolution

N. Venkovic, H. Anzt

JuMonC: A RESTful Tool for Enabling Monitoring and Control of Simulations at Scale

C. Witzler, F.S.M. Guimar\ aes, D. Mira, H. Anzt, J.H. Göbbert, W. Frings, M. Bode Future Generation Computer Systems

2024

Ginkgo - A Math Library Designed to Accelerate Exascale Computing Project Science Applications

T. Cojean, P. Nayak, T. Ribizel, N. Beams, Y. Mike Tsai, M. Koch, F. Göbel, T. Grützmacher, H. Anzt The International Journal of High Performance Computing Applications

FRSZ2 for In-Register Block Compression Inside GMRES on GPUs

T. Grützmacher, R. Underwood, S. Di, F. Cappello, H. Anzt SC24-W: Workshops of the International Conference for High Performance Computing, Networking, Storage and Analysis

A Probabilistic Model for Asynchronous Iterative Methods

P. Nayak, H. Anzt 2024 IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW)

2023

Using Ginkgo's Memory Accessor for Improving the Accuracy of Memory-Bound Low Precision BLAS

T. Grützmacher, H. Anzt, E.S. Quintana-Ortí Software: Practice and Experience

Integrating Batched Sparse Iterative Solvers for the Collision Operator in Fusion Plasma Simulations on GPUs

A. Kashi, P. Nayak, D. Kulkarni, A. Scheinberg, P. Lin, H. Anzt Journal of Parallel and Distributed Computing

Utilizing Batched Solver Ideas for Efficient Solution of Non-Batched Linear Systems

P. Nayak, H. Anzt 2023 IEEE International Parallel and Distributed Processing Symposium Workshops (IPDPSW)

Porting Batched Iterative Solvers onto Intel GPUs with SYCL

P. Nguyen, P. Nayak, H. Anzt Proceedings of the SC '23 Workshops of The International Conference on High Performance Computing, Network, Storage, and Analysis

Parallel Symbolic Cholesky Factorization

T. Ribizel, H. Anzt Proceedings of the SC '23 Workshops of The International Conference on High Performance Computing, Network, Storage, and Analysis

GPU-Resident Sparse Direct Linear Solvers for Alternating Current Optimal Power Flow Analysis

K. Świrydowicz, N. Koukpaizan, T. Ribizel, F. Göbel, S. Abhyankar, H. Anzt, S. Peles

Mixed Precision Algebraic Multigrid on GPUs

Y.M. Tsai, N. Beams, H. Anzt Parallel Processing and Applied Mathematics

Three-Precision Algebraic Multigrid on GPUs

Y.M. Tsai, N. Beams, H. Anzt Future Generation Computer Systems

2022

Preconditioners for Batched Iterative Linear Solvers on GPUs

I. Aggarwal, P. Nayak, A. Kashi, H. Anzt Accelerating Science and Engineering Discoveries Through Integrated Research Infrastructure for Experiment, Big Data, Modeling and Simulation

Compressed Basis GMRES on High-Performance Graphics Processing Units

J.I. Aliaga, H. Anzt, T. Grützmacher, E.S. Quintana-Ortí, A.E. Tomás The International Journal of High Performance Computing Applications

Ginkgo: A Modern Linear Operator Algebra Framework for High Performance Computing

H. Anzt, T. Cojean, G. Flegar, F. Göbel, T. Grützmacher, P. Nayak, T. Ribizel, Y.M. Tsai, E.S. Quintana-Ortí ACM Trans. Math. Softw.

Batched Sparse Iterative Solvers on GPU for the Collision Operator for Fusion Plasma Simulations

A. Kashi, P. Nayak, D. Kulkarni, A. Scheinberg, P. Lin, H. Anzt 2022 IEEE International Parallel and Distributed Processing Symposium (IPDPS)

Implementing Asynchronous Jacobi Iteration on GPUs

Y.M. Tsai, P. Nayak, E. Chow, H. Anzt 2022 IEEE/ACM Workshop on Latest Advances in Scalable Algorithms for Large-Scale Heterogeneous Systems (ScalAH)

Porting Sparse Linear Algebra to Intel GPUs

Y.M. Tsai, T. Cojean, H. Anzt Euro-Par 2021: Parallel Processing Workshops