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SIAMSC
2011
142views more  SIAMSC 2011»
14 years 5 months ago
Efficiency Based Adaptive Local Refinement for First-Order System Least-Squares Formulations
Abstract. In this paper, we propose new adaptive local refinement (ALR) strategies for firstorder system least-squares (FOSLS) finite element in conjunction with algebraic multi...
J. H. Adler, Thomas A. Manteuffel, Stephen F. McCo...
SIAMSC
2011
177views more  SIAMSC 2011»
14 years 5 months ago
Computing f(A)b via Least Squares Polynomial Approximations
Given a certain function f, various methods have been proposed in the past for addressing the important problem of computing the matrix-vector product f(A)b without explicitly comp...
Jie Chen, Mihai Anitescu, Yousef Saad
SIAMSC
2011
105views more  SIAMSC 2011»
14 years 5 months ago
Position-Dependent Smoothness-Increasing Accuracy-Conserving (SIAC) Filtering for Improving Discontinuous Galerkin Solutions
Position-dependent smoothness-increasing accuracy-conserving (SIAC) filtering is a promising technique not only in improving the order of the numerical solution obtained by a disc...
Paulien van Slingerland, Jennifer K. Ryan, C. Vuik
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SIGOPS
2011
210views Hardware» more  SIGOPS 2011»
14 years 5 months ago
Small trusted primitives for dependable systems
Secure, fault-tolerant distributed systems are difficult to build, to validate, and to operate. Conservative design for such systems dictates that their security and fault toleran...
Petros Maniatis, Byung-Gon Chun
SIGOPS
2011
255views Hardware» more  SIGOPS 2011»
14 years 5 months ago
Bridging functional heterogeneity in multicore architectures
Heterogeneous processors that mix big high performance cores with small low power cores promise excellent single– threaded performance coupled with high multi–threaded through...
Dheeraj Reddy, David A. Koufaty, Paul Brett, Scott...
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