355 citations
- Czech Technical University in PragueCZ218 papers
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- Université Paris CitéFR212 papers
- Istituto Nazionale di Fisica Nucleare, Sezione di BolognaIT209 papers
- Istituto Nazionale di Fisica Nucleare, Sezione di Roma IIT209 papers
- National Institute for Subatomic PhysicsNL209 papers
- Comenius University BratislavaSK208 papers
- Istituto Nazionale di Fisica Nucleare, Sezione di NapoliIT208 papers
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- National Centre of Scientific Research "Demokritos"GR208 papers
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Showing 2018Show all
2 papers · 1 filter
math.OC2018
A stochastic Levenberg-Marquardt method using random models with complexity results
E. Bergou, Y. Diouane, V. Kungurtsev +1
Globally convergent variants of the Gauss-Newton algorithm are often the methods of choice to tackle nonlinear least-squares problems. Among such frameworks, Levenberg-Marquardt an…
math.NA2018★ 1 cited
A generalized matrix Krylov subspace method for TV regularization
A. Bentbib, M. El Guide, K. Jbilou
This paper presents an efficient algorithm to solve total variation (TV) regularizations of images contaminated by a both blur and noise. The unconstrained structure of the problem…