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FGIT
2009
Springer
15 years 10 months ago
Predicting the Performance of a GRID Environment: An Initial Effort to Increase Scheduling Efficiency
GRID environments are privileged targets for computation-intensive problem solving in areas from weather forecasting to seismic analysis. Mainly composed by commodity hardware, th...
Nuno Guerreiro, Orlando Belo
PVM
2009
Springer
15 years 10 months ago
Optimizing MPI Runtime Parameter Settings by Using Machine Learning
Abstract. Manually tuning MPI runtime parameters is a practice commonly employed to optimise MPI application performance on a specific architecture. However, the best setting for ...
Simone Pellegrini, Jie Wang, Thomas Fahringer, Han...
GLOBECOM
2008
IEEE
15 years 10 months ago
Cross-Layer Design of Optimal Adaptation Technique over Selection-Combining Diversity Nakagami-m Fading Channels
— Adaptive modulation and antenna diversity are two important enabling techniques for future wireless network to meet demand for high data rate transmission. We study a Markov de...
Ashok K. Karmokar, Vijay K. Bhargava
HOTI
2008
IEEE
15 years 10 months ago
Telecentric Optics for Free-Space Optical Link
-- We describe a telecentric optical system for free-space multichannel optical interconnects. The targeted aggregate data rate is 240Gb/s. We have a unique implementation of telec...
Huei Pei Kuo, Robert Walmsley, Lennie Kiyama, Mich...
ICASSP
2008
IEEE
15 years 10 months ago
Multi-source DOA estimation in a reverberant room
In a reverberant scenario, phase transformed weighted algorithms are more robust than Maximum Likelihood (ML) because of the insufficiency of the data model to incorporate reverb...
Andreas M. Ali, Ralph E. Hudson, Kung Yao