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IPPS
2008
IEEE
14 years 2 months ago
Overcoming scaling challenges in biomolecular simulations across multiple platforms
NAMD† is a portable parallel application for biomolecular simulations. NAMD pioneered the use of hybrid spatial and force decomposition, a technique now used by most scalable pr...
Abhinav Bhatele, Sameer Kumar, Chao Mei, James C. ...
SC
2000
ACM
14 years 2 days ago
Performance Modeling and Tuning of an Unstructured Mesh CFD Application
This paper describes performance tuning experiences with a three-dimensional unstructured grid Euler flow code from NASA, which we have reimplemented in the PETSc framework and p...
William Gropp, Dinesh K. Kaushik, David E. Keyes, ...
GISCIENCE
2004
Springer
130views GIS» more  GISCIENCE 2004»
14 years 1 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...
JUCS
2007
90views more  JUCS 2007»
13 years 7 months ago
High-level Structured Interactive Programs with Registers and Voices
Abstract: A model (consisting of rv-systems), a core programming language (for developing rv-programs), several specification and analysis techniques appropriate for modeling, pro...
Alexandru Popa, Alexandru Sofronia, Gheorghe Stefa...
CLUSTER
2008
IEEE
14 years 2 months ago
High message rate, NIC-based atomics: Design and performance considerations
—Remote atomic memory operations are critical for achieving high-performance synchronization in tightly-coupled systems. Previous approaches to implementing atomic memory operati...
Keith D. Underwood, Michael Levenhagen, K. Scott H...