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PARA
2004
Springer
14 years 1 months ago
Compressing 3D Measurement Data Under Interval Uncertainty
Olga Kosheleva, Sergio D. Cabrera, Bryan Usevitch,...
PARA
2004
Springer
14 years 1 months ago
Parallel Discrete Event Simulations of Grid-Based Models: Asynchronous Electromagnetic Hybrid Code
Abstract. The traditional technique to simulate physical systems modeled by partial differential equations is by means of a time-stepped methodology where the state of the system ...
Homa Karimabadi, Jonathan Driscoll, Jagrut Dave, Y...
PARA
2004
Springer
14 years 1 months ago
Analyzing Advanced PDE Solvers Through Simulation
Abstract. By simulating a real computer it is possible to gain a detailed knowledge of the cache memory utilization of an application, e.g., a partial differential equation (PDE) s...
Henrik Johansson, Dan Wallin, Sverker Holmgren
PARA
2004
Springer
14 years 1 months ago
A Combined Linear and Nonlinear Preconditioning Technique for Incompressible Navier-Stokes Equations
Abstract. We propose a new two-level nonlinear additive Schwarz preconditioned inexact Newton algorithm (ASPIN). The two-level nonlinear preconditioner combines a local nonlinear a...
Feng-Nan Hwang, Xiao-Chuan Cai
PARA
2004
Springer
14 years 1 months ago
Speeding up Parallel Graph Coloring
Abstract. This paper presents new efficient parallel algorithms for finding approximate solutions to graph coloring problems. We consider an existing shared memory parallel graph...
Assefaw Hadish Gebremedhin, Fredrik Manne, Tom Woo...
PARA
2004
Springer
14 years 1 months ago
A Cache-Aware Algorithm for PDEs on Hierarchical Data Structures
A big challenge in implementing up to date simulation software for various applications is to bring together highly efficient mathematical methods on the one hand side and an ef...
Frank Günther, Miriam Mehl, Markus Pögl,...
PARA
2004
Springer
14 years 1 months ago
Optimization of a Statically Partitioned Hypermatrix Sparse Cholesky Factorization
The sparse Cholesky factorization of some large matrices can require a two dimensional partitioning of the matrix. The sparse hypermatrix storage scheme produces a recursive 2D par...
José R. Herrero, Juan J. Navarro
PARA
2004
Springer
14 years 1 months ago
A Family of High-Performance Matrix Multiplication Algorithms
During the last half-decade, a number of research efforts have centered around developing software for generating automatically tuned matrix multiplication kernels. These include ...
John A. Gunnels, Fred G. Gustavson, Greg Henry, Ro...
PARA
2004
Springer
14 years 1 months ago
A Tool to Display Array Access Patterns in OpenMP Programs
Abstract. A program analysis tool can play an important role in helping users understand and improve OpenMP codes. Array privatization is one of the most effective ways to improve...
Oscar Hernandez, Chunhua Liao, Barbara M. Chapman
PARA
2004
Springer
14 years 1 months ago
Supporting Location-Aware Distributed Applications on Mobile Devices
ct The Wireless World Research Forum (WWRF) has identified ambient-awareness and device diversity as two key properties of applications and services in future mobile systems [1]. ...
Cristiano di Flora, Massimo Ficco, Stefano Russo