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MEMICS
2010
14 years 7 months ago
GPU-Based Sample-Parallel Context Modeling for EBCOT in JPEG2000
Embedded Block Coding with Optimal Truncation (EBCOT) is the fundamental and computationally very demanding part of the compression process of JPEG2000 image compression standard. ...
Jiri Matela, Vit Rusnak, Petr Holub
HPDC
2010
IEEE
15 years 1 months ago
Performance analysis of dynamic workflow scheduling in multicluster grids
Scientists increasingly rely on the execution of workflows in grids to obtain results from complex mixtures of applications. However, the inherently dynamic nature of grid workflo...
Omer Ozan Sonmez, Nezih Yigitbasi, Saeid Abrishami...
CLUSTER
2008
IEEE
15 years 7 months ago
Multistage switches are not crossbars: Effects of static routing in high-performance networks
Abstract—Multistage interconnection networks based on central switches are ubiquitous in high-performance computing. Applications and communication libraries typically make use o...
Torsten Hoefler, Timo Schneider, Andrew Lumsdaine
HIPC
1999
Springer
15 years 4 months ago
Process Migration Effects on Memory Performance of Multiprocessor
Abstract. In this work we put into evidence how the memory performance of a WebServer machine may depend on the sharing induced by process migration. We considered a shared-bus sha...
Pierfrancesco Foglia, Roberto Giorgi, Cosimo Anton...
100
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IPPS
2010
IEEE
14 years 10 months ago
Hybrid MPI/Pthreads parallelization of the RAxML phylogenetics code
Abstract--A hybrid MPI/Pthreads parallelization was implemented in the RAxML phylogenetics code. New MPI code was added to the existing Pthreads production code to exploit parallel...
Wayne Pfeiffer, Alexandros Stamatakis