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CF
2004
ACM
15 years 9 months ago
Improving the execution time of global communication operations
Many parallel applications from scientific computing use MPI global communication operations to collect or distribute data. Since the execution times of these communication opera...
Matthias Kühnemann, Thomas Rauber, Gudula R&u...
GISCIENCE
2004
Springer
130views GIS» more  GISCIENCE 2004»
15 years 9 months ago
Comparing Exact and Approximate Spatial Auto-regression Model Solutions for Spatial Data Analysis
The spatial auto-regression (SAR) model is a popular spatial data analysis technique, which has been used in many applications with geo-spatial datasets. However, exact solutions f...
Baris M. Kazar, Shashi Shekhar, David J. Lilja, Ra...
PPOPP
2010
ACM
16 years 1 months ago
Using data structure knowledge for efficient lock generation and strong atomicity
To achieve high-performance on multicore systems, sharedmemory parallel languages must efficiently implement atomic operations. The commonly used and studied paradigms for atomici...
Gautam Upadhyaya, Samuel P. Midkiff, Vijay S. Pai
IPPS
1999
IEEE
15 years 8 months ago
A Graph Based Framework to Detect Optimal Memory Layouts for Improving Data Locality
In order to extract high levels of performance from modern parallel architectures, the effective management of deep memory hierarchies is very important. While architectural advan...
Mahmut T. Kandemir, Alok N. Choudhary, J. Ramanuja...
COLCOM
2008
IEEE
15 years 10 months ago
Data Quality and Failures Characterization of Sensing Data in Environmental Applications
Environmental monitoring is one of the most important sensor network application domains. The success of those applications is determined by the quality of the collected data. Thu...
Kewei Sha, Guoxing Zhan, Safwan Al-Omari, Tim Cala...