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SC
2005
ACM
13 years 10 months ago
Multilevel Parallelism in Computational Chemistry using Common Component Architecture and Global Arrays
The development of complex scientific applications for high-end systems is a challenging task. Addressing complexity of the involved software and algorithms is becoming increasing...
Manojkumar Krishnan, Yuri Alexeev, Theresa L. Wind...
IPPS
2003
IEEE
13 years 9 months ago
Global Communication Optimization for Tensor Contraction Expressions under Memory Constraints
The accurate modeling of the electronic structure of atoms and molecules involves computationally intensive tensor contractions involving large multi-dimensional arrays. The effi...
Daniel Cociorva, Xiaoyang Gao, Sandhya Krishnan, G...
CF
2010
ACM
13 years 9 months ago
Enabling a highly-scalable global address space model for petascale computing
Over the past decade, the trajectory to the petascale has been built on increased complexity and scale of the underlying parallel architectures. Meanwhile, software developers hav...
Vinod Tipparaju, Edoardo Aprà, Weikuan Yu, ...
PROCEDIA
2011
12 years 7 months ago
A Multilevel Parallelism Support for Multi-Physics Coupling
A new challenge in scientific computing is to merge existing simulation models to create new higher fidelity combined (often multi-level) models. While this challenge has been a...
Fang Liu, Masha Sosonkina
SC
1995
ACM
13 years 8 months ago
Performance of a Parallel Global Atmospheric Chemical Tracer Model
As part of a NASA HPCC Grand Challenge project, we are designing and implementing a parallel atmospheric chemical tracer model that will be suitable for use in global simulations....
James Demmel, Sharon Smith