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IPM
2006
75views more  IPM 2006»
15 years 4 months ago
Performance of query processing implementations in ranking-based text retrieval systems using inverted indices
Similarity calculations and document ranking form the computationally expensive parts of query processing in ranking-based text retrieval. In this work, for these calculations, 11...
Berkant Barla Cambazoglu, Cevdet Aykanat
EUROPAR
2010
Springer
15 years 2 months ago
A Parallel Implementation of the Jacobi-Davidson Eigensolver and Its Application in a Plasma Turbulence Code
In the numerical solution of large-scale eigenvalue problems, Davidson-type methods are an increasingly popular alternative to Krylov eigensolvers. The main motivation is to avoid ...
Eloy Romero, Jose E. Roman
CIMAGING
2009
94views Hardware» more  CIMAGING 2009»
15 years 1 months ago
Iterative demosaicking accelerated: theory and fast noniterative implementations
Color image demosaicking is a key process in the digital imaging pipeline. In this paper, we present a rigorous treatment of a classical demosaicking algorithm based on alternatin...
Yue M. Lu, Mina Karzand, Martin Vetterli
125
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RECONFIG
2008
IEEE
107views VLSI» more  RECONFIG 2008»
15 years 10 months ago
Fast Implementation of a Bio-inspired Model for Decentralized Gathering
In the context of the emergence of alternative computing resources to address the challenge of the upcoming end of Moore’s law, we consider the feasibility of gathering computat...
Bernard Girau, Cesar Torres-Huitzil
HICSS
2006
IEEE
117views Biometrics» more  HICSS 2006»
15 years 10 months ago
Multi-Method Approaches to Digital Government Research: Value Lessons and Implementation Challenges
Digital government is a complex organizational and social phenomenon. It involves technical, organizational, and policy elements, as well as their complex and recursive interactio...
José Ramón Gil-García, Theres...