Hardware-efficient building blocks for sparse linear algebra and stencil solvers


Types of publications

Journal article
Book chapter / Article in edited volumes
Authored book
Edited Volume
Conference contribution
Other publication type
Unpublished / Preprint

Publication year




Level-based Blocking for Sparse Matrices: Sparse Matrix-Power-Vector Multiplication (2022) Alappat C, Hager G, Schenk O, Wellein G Journal article YaskSite: Stencil Optimization Techniques Applied to Explicit ODE Methods on Modern Architectures (2021) Alappat C, Seiferth J, Hager G, Korch M, Rauber T, Wellein G Conference contribution, Conference Contribution Performance engineering for a tall & skinny matrix multiplication kernels on GPUs (2020) Ernst D, Hager G, Thies J, Wellein G Conference contribution, Conference Contribution Benefits from using mixed precision computations in the ELPA-AEO and ESSEX-II eigensolver projects (2019) Alvermann A, Basermann A, Bungartz HJ, Carbogno C, Ernst D, Fehske H, Futamura Y, et al. Journal article Optimization and performance evaluation of the IDR iterative Krylov solver on GPUs (2018) Anzt H, Kreutzer M, Ponce E, Peterson GD, Wellein G, Dongarra J Journal article Multicore-optimized wavefront diamond blocking for optimizing stencil updates (2015) Malas T, Hager G, Ltaief H, Stengel H, Wellein G, Keyes D Journal article, Original article Performance Engineering of the Kernel Polynomal Method on Large-Scale CPU-GPU Systems (2015) Kreutzer M, Hager G, Wellein G, Alvermann A, Fehske H, Pieper A Conference contribution, Conference Contribution A unified sparse matrix data format for efficient general sparse matrix-vector multiplication on modern processors with wide SIMD units (2014) Kreutzer M, Hager G, Wellein G, Fehske H, Bishop AR Journal article, Original article Parallel sparse matrix-vector multiplication as a test case for hybrid MPI OpenMP programming (2011) Schubert G, Hager G, Fehske H, Wellein G Conference contribution, Conference Contribution Hybrid-parallel sparse matrix-vector multiplication with explicit communication overlap on current multicore-based systems. (2011) Hager G, Wellein G, Schubert G, Fehske H Journal article