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ICASSP
2011
IEEE
14 years 10 months ago
Stability analysis of multiplicative update algorithms for non-negative matrix factorization
Multiplicative update algorithms have encountered a great success to solve optimization problems with non-negativity constraints, such as the famous non-negative matrix factorizat...
Roland Badeau, Nancy Bertin, Emmanuel Vincent
INFOCOM
2011
IEEE
14 years 10 months ago
Analysis and algorithms for partial protection in mesh networks
—This paper develops a mesh network protection scheme that guarantees a quantifiable minimum grade of service upon a failure within a network. The scheme guarantees that a fract...
Greg Kuperman, Eytan Modiano, Aradhana Narula-Tam
CORR
2012
Springer
219views Education» more  CORR 2012»
14 years 2 months ago
Picture Collage with Genetic Algorithm and Stereo vision
In this paper, a salient region extraction method for creating picture collage based on stereo vision is proposed. Picture collage is a kind of visual image summary to arrange all...
Hesam Ekhtiyar, Mahdi Sheida, Mahmood Amintoosi
JMLR
2012
13 years 9 months ago
Message-Passing Algorithms for MAP Estimation Using DC Programming
We address the problem of finding the most likely assignment or MAP estimation in a Markov random field. We analyze the linear programming formulation of MAP through the lens of...
Akshat Kumar, Shlomo Zilberstein, Marc Toussaint
CLUSTER
2009
IEEE
15 years 10 months ago
Analytical modeling and optimization for affinity based thread scheduling on multicore systems
Abstract--This paper proposes an analytical model to estimate the cost of running an affinity-based thread schedule on multicore systems. The model consists of three submodels to e...
Fengguang Song, Shirley Moore, Jack Dongarra