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TCOM
2010
114views more  TCOM 2010»
15 years 1 months ago
Concentric Permutation Source Codes
Permutation codes are a class of structured vector quantizers with a computationally-simple encoding procedure based on sorting the scalar components. Using a codebook comprising s...
Ha Q. Nguyen, Lav R. Varshney, Vivek K. Goyal
TIP
2010
167views more  TIP 2010»
15 years 1 months ago
A Bayesian Framework for Image Segmentation With Spatially Varying Mixtures
Abstract--A new Bayesian model is proposed for image segmentation based upon Gaussian mixture models (GMM) with spatial smoothness constraints. This model exploits the Dirichlet co...
Christophoros Nikou, Aristidis Likas, Nikolas P. G...
IWQOS
2011
Springer
14 years 9 months ago
An MDP-based admission control for a QoS-aware service-oriented system
In this paper, we address the problem of providing a service broker, which offers to prospective users a composite service with a range of different Quality of Service (QoS) class...
Marco Abundo, Valeria Cardellini, Francesco Lo Pre...
CORR
2012
Springer
193views Education» more  CORR 2012»
14 years 2 months ago
Approximate Counting of Matchings in Sparse Hypergraphs
Abstract. In this paper we give a fully polynomial randomized approximation scheme (FPRAS) for the number of all matchings in hypergraphs belonging to a class of sparse, uniform hy...
Marek Karpinski, Andrzej Rucinski, Edyta Szymanska
181
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CSMR
2006
IEEE
16 years 26 days ago
Using Version Information in Architectural Clustering - A Case Study
This paper describes a case study that uses clustering to group classes of an existing objectoriented system of significant size into subsystems. The clustering process is based o...
Andreas Wierda, Eric Dortmans, Lou J. Somers