Sciweavers

HIPC
2009
Springer
13 years 2 months ago
Detailed analysis of I/O traces for large scale applications
- In this paper, we present a tool to extract I/O traces from very large applications running at full scale during their production runs. We analyze these traces to gain informatio...
Nithin Nakka, Alok N. Choudhary, Wei-keng Liao, Le...
SIAMSC
2008
129views more  SIAMSC 2008»
13 years 4 months ago
Bottom-Up Construction and 2: 1 Balance Refinement of Linear Octrees in Parallel
Abstract. In this article, we propose new parallel algorithms for the construction and 2:1 balance refinement of large linear octrees on distributed memory machines. Such octrees a...
Hari Sundar, Rahul S. Sampath, George Biros
EWC
2008
117views more  EWC 2008»
13 years 4 months ago
Performance of parallel computations with dynamic processor allocation
In parallel adaptive mesh refinement (AMR) computations the problem size can vary significantly during a simulation. The goal here is to explore the performance implications of dyn...
Saeed Iqbal, Graham F. Carey
PPSC
2001
13 years 6 months ago
Parallel Adaptive Blocks on a Sphere
We have developed a flexible tool for efficient parallel adaptive mesh refinement on a sphere. Adaptive mesh refinement allows one to concentrate computational resources on region...
Robert H. Oehmke, Quentin F. Stout
CLUSTER
2001
IEEE
13 years 8 months ago
Adaptive Runtime Partitioning of AMR Applications on Heterogeneous Clusters
This paper presents the design and evaluation of an adaptive, system sensitive partitioning and load balancing framework for distributed structured adaptive mesh refinement applic...
Shweta Sinha, Manish Parashar
IMR
2003
Springer
13 years 9 months ago
Fully Automatic Adaptive Mesh Refinement Integrated into the Solution Process
Finite element analysts and designers need to feel confident in the results of their analyses before sending a product to prototype or production. Mesh discretization can greatly ...
Joseph R. Tristano, Zhijian Chen, D. Alfred Hancq,...
VIS
2004
IEEE
111views Visualization» more  VIS 2004»
14 years 5 months ago
Volume Refinement Fairing Isosurfaces
We propose an interpolating refinement method for two- and threedimensional scalar fields defined on hexahedral grids. Iterative fairing of the underlying contours (isosurfaces) p...
Martin Bertram