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ECCV
2010
Springer
15 years 7 months ago
Fast Optimization for Mixture Prior Models
Abstract. We consider the minimization of a smooth convex function regularized by the mixture of prior models. This problem is generally difficult to solve even each simpler regula...
Junzhou Huang, Shaoting Zhang, Dimitris N. Metaxas
CORR
2008
Springer
131views Education» more  CORR 2008»
15 years 6 months ago
Optimizing polynomials for floating-point implementation
The floating-point implementation of a function often reduces to a polynomial approximation on an interval. Remez algorithm provides the polynomial closest to the function, but th...
Florent de Dinechin, Christoph Quirin Lauter
CORR
2008
Springer
99views Education» more  CORR 2008»
15 years 6 months ago
A New Trend in Optimization on Multi Overcomplete Dictionary toward Inpainting
1 Recently, great attention was intended toward overcomplete dictionaries and the sparse representations they can provide. In a wide variety of signal processing problems, sparsity...
Seyyed Majid Valiollahzadeh, Mohammad Nazari, Mass...
JUCS
2008
153views more  JUCS 2008»
15 years 6 months ago
Bus Network Optimization with a Time-Dependent Hybrid Algorithm
: This paper describes a new hybrid technique that combines a Greedy Randomized Adaptive Search Procedure (GRASP) and a genetic algorithm with simulation features in order to solve...
Ana C. Olivera, Mariano Frutos, Jessica Andrea Car...
JMIV
2006
161views more  JMIV 2006»
15 years 6 months ago
Image Restoration with Discrete Constrained Total Variation Part I: Fast and Exact Optimization
This paper deals with the total variation minimization problem in image restoration for convex data fidelityfunctionals.Weproposeanewandfastalgorithmwhichcomputesanexactsolutionint...
Jérôme Darbon, Marc Sigelle