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PDP
2010
IEEE
16 years 3 days ago
A Parallel Preconditioned Conjugate Gradient Solver for the Poisson Problem on a Multi-GPU Platform
- We present a parallel conjugate gradient solver for the Poisson problem optimized for multi-GPU platforms. Our approach includes a novel heuristic Poisson preconditioner well sui...
Marco Ament, Günter Knittel, Daniel Weiskopf,...
SC
1991
ACM
15 years 10 months ago
Delayed consistency and its effects on the miss rate of parallel programs
In cache based multiprocessors a protocol must maintain coherence among replicated copies of shared writable data. In delayed consistency protocols the effect of out-going and in-...
Michel Dubois, Jin-Chin Wang, Luiz André Ba...
TKDE
2002
148views more  TKDE 2002»
15 years 6 months ago
Parallel Star Join + DataIndexes: Efficient Query Processing in Data Warehouses and OLAP
On-Line Analytical Processing (OLAP) refers to the technologies that allow users to efficiently retrieve data from the data warehouse for decision-support purposes. Data warehouses...
Anindya Datta, Debra E. VanderMeer, Krithi Ramamri...
JPDC
1998
131views more  JPDC 1998»
15 years 6 months ago
Modeling Free-Space Optical k-ary n-Cube Wormhole Networks
This paper presents an optical interconnect model for k-ary n-cube network topologies based on freespace analysis. This model integrates relevant parameters inherent to optics wit...
Mongkol Raksapatcharawong, Timothy Mark Pinkston
CLUSTER
2006
IEEE
16 years 26 days ago
Designing High Performance and Scalable MPI Intra-node Communication Support for Clusters
As new processor and memory architectures advance, clusters start to be built from larger SMP systems, which makes MPI intra-node communication a critical issue in high performanc...
Lei Chai, Albert Hartono, Dhabaleswar K. Panda