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» Approaching Optimality for Solving SDD Linear Systems
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HM
2009
Springer
165views Optimization» more  HM 2009»
15 years 2 months ago
Solving a Video-Server Load Re-Balancing Problem by Mixed Integer Programming and Hybrid Variable Neighborhood Search
Abstract. A Video-on-Demand system usually consists of a large number of independent video servers. In order to utilize network resources as efficiently as possible the overall net...
Jakob Walla, Mario Ruthmair, Günther R. Raidl
CAD
2007
Springer
14 years 10 months ago
Non-iterative approach for global mesh optimization
This paper presents a global optimization operator for arbitrary meshes. The global optimization operator is composed of two main terms, one part is the global Laplacian operator ...
Ligang Liu, Chiew-Lan Tai, Zhongping Ji, Guojin Wa...
SIAMSC
2010
143views more  SIAMSC 2010»
14 years 8 months ago
Computing and Deflating Eigenvalues While Solving Multiple Right-Hand Side Linear Systems with an Application to Quantum Chromod
Abstract. We present a new algorithm that computes eigenvalues and eigenvectors of a Hermitian positive definite matrix while solving a linear system of equations with Conjugate G...
Andreas Stathopoulos, Konstantinos Orginos
PPOPP
2009
ACM
15 years 10 months ago
Solving dense linear systems on platforms with multiple hardware accelerators
In a previous paper we show how the FLAME methods and tools provide a solution to compute dense dense linear algebra operations on a multi-GPU platform with reasonable performance...
Enrique S. Quintana-Ortí, Francisco D. Igua...
TPDS
2008
97views more  TPDS 2008»
14 years 9 months ago
Solving Systems of Linear Equations on the CELL Processor Using Cholesky Factorization
: The STI CELL processor introduces pioneering solutions in processor architecture. At the same time it presents new challenges for the development of numerical algorithms. One is ...
Jakub Kurzak, Alfredo Buttari, Jack Dongarra