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2001
Tsinghua U.
15 years 11 months ago
Computer aided hand tuning (CAHT): "applying case-based reasoning to performance tuning"
For most parallel and high performance systems, tuning guides provide the users with advices to optimize the execution time of their programs. Execution time may be very sensitive...
Antoine Monsifrot, François Bodin
HCW
2000
IEEE
15 years 11 months ago
Heterogeneity as Key Feature of High Performance Computing: the PQE1 Prototype
In this work we present the results of a project aimed at assembling an hybrid massively parallel machine, the PQE1 prototype, devoted to the simulation of complex physical models...
Paolo Palazzari, Lidia Arcipiani, Massimo Celino, ...
IPPS
2000
IEEE
15 years 11 months ago
Ordering Unstructured Meshes for Sparse Matrix Computations on Leading Parallel Systems
Abstract. Computer simulations of realistic applications usually require solving a set of non-linear partial di erential equations PDEs over a nite region. The process of obtaini...
Leonid Oliker, Xiaoye S. Li, Gerd Heber, Rupak Bis...
HCW
1999
IEEE
15 years 11 months ago
Multiple Cost Optimization for Task Assignment in Heterogeneous Computing Systems Using Learning Automata
A framework for task assignment in heterogeneous computing systems is presented in this work. The framework is based on a learning automata model. The proposed model can be used f...
Raju D. Venkataramana, N. Ranganathan
IPPS
1999
IEEE
15 years 11 months ago
Parallel Biological Sequence Comparison Using Prefix Computations
We present practical parallel algorithms using prefix computations for various problems that arise in pairwise comparison of biological sequences. We consider both constant and af...
Srinivas Aluru, Natsuhiko Futamura, Kishan Mehrotr...