A Parallel Robust Multigrid Algorithm Based on Semi-coarsening
AbstractThis paper compares two common approaches to achieve robustness in the parallel multigrid resolution of anisotropic operators on structured grids: alternating plane smoothers with full...
View ArticleMessage Passing Evaluation and Analysis on Cray T3E and SGI Origin 2000 Systems
AbstractWe present the results of different communication tests on some current parallel computers, the Cray T3E and the SGI Origin 2000. The aim of this paper is to study the effect of the local...
View ArticleRobust Multigrid Algorithms for 3D Elliptic Equations on Structured Grids
AbstractTwo well-known robust multigrid solvers for anisotropic operators on structured grids are compared. The study takes into account not only numerical properties but also architectural ones,...
View ArticleDeveloping Grid-Aware Applications with DRMAA on Globus-Based Grids
AbstractIn spite of the great research effort made in Grid technology in the last years, application development and execution in the Grid continue requiring a high level of expertise due to its...
View ArticleEmbarrassingly Distributed and Master-Worker Paradigms on the Grid
AbstractGrids constitute a promising platform to execute loosely coupled applications, which arise naturally in many scientific and engineering fields like bioinformatics, computational fluid dynamics,...
View ArticleA Grid-Oriented Genetic Algorithm
AbstractGenetic algorithms (GAs) are stochastic search methods that have been successfully applied in many search, optimization, and machine learning problems. Their parallel counterpart (PGA, parallel...
View ArticleA Comparative Analysis Between EGEE and Grid W ay Workload Management Systems
AbstractMetascheduling is a key functionality of the grid middleware in order to achieve a reasonable degree of performance and reliability, given the changing conditions of the computing environment....
View ArticleReplication Heuristics for Efficient Workflow Execution on Grids
AbstractAmong the different heuristics available for optimizing workflow execution, the replication ones have been previously used in heterogeneous environments with good results. In this work, we...
View ArticleIntegration of GRID Superscalar and GridWay Metascheduler with the DRMAA OGF...
AbstractThis paper shares the experiences with one of the BEinGRID pilots, BE14, from a technological point of view. The experiment has integrated GRID superscalar (as programming model) with GridWay...
View ArticleDesign of a New Cloud Computing Simulation Platform
AbstractCloud computing is a paradigm which allows the use of outsourced infrastructures in a “pay-as-you-go” basis, thanks to which scalable and customizable infrastructures can be built on demand....
View ArticleA Cloud for Clouds: Weather Research and Forecasting on a Public Cloud...
AbstractThe Weather Research & Forecasting (WRF) Model is a high performance computing application used by many worldwide meteorological agencies. Its execution may benefit from the cloud computing...
View ArticleOrchestrating the Deployment of High Availability Services on Multi-zone and...
AbstractCloud computing has become one of the most used platforms to deploy High Availability (HA) solutions for its flexibility, on-demand provisioning, and elasticity. However, although many...
View ArticlePublic “Cloud” Provisioning for Venus Express VMC Image Processing
AbstractIn this paper, we consider the implementation of the “cloud” computing strategy to study data sets associated to the atmospheric exploration of the planet Venus. More concretely, the Venus...
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