1.1k citations · 4.5k across the 114 of their papers we have counts for
3 papers · 2 filters
Multicore-optimized wavefront diamond blocking for optimizing stencil updates
Tareq Malas, Georg Hager, Hatem Ltaief +3
The importance of stencil-based algorithms in computational science has focused attention on optimized parallel implementations for multilevel cache-based processors. Temporal bloc…
Modeling and analyzing performance for highly optimized propagation steps of the lattice Boltzmann method on sparse lattices
M. Wittmann, T. Zeiser, G. Hager +1
Computational fluid dynamics (CFD) requires a vast amount of compute cycles on contemporary large-scale parallel computers. Hence, performance optimization is a pivotal activity in…
Comparing the Performance of Different x86 SIMD Instruction Sets for a Medical Imaging Application on Modern Multi- and Manycore Chips
Johannes Hofmann, Jan Treibig, Georg Hager +1
Single Instruction, Multiple Data (SIMD) vectorization is a major driver of performance in current architectures, and is mandatory for achieving good performance with codes that ar…