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Self characterization of modelling parameters for Synthetic Aperture Imaging Radiometers.
Eric Anterrieu
,
Serge Gratton
,
Bruno Picard
Conference papers
hal-00005168v1
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Hybrid Levenberg–Marquardt and weak-constraint ensemble Kalman smoother method
J. Mandel
,
El Houcine Bergou
,
S. Gürol
,
Serge Gratton
,
I. Kasanický
Journal articles
hal-02637237v1
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An Iterative Ensemble Kalman Smoother in Presence of Additive Model Error
Anthony Fillion
,
Marc Bocquet
,
Serge Gratton
,
Selime Gürol
,
Pavel Sakov
Journal articles
hal-02943255v1
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GNSS networks in algebraic graph theory, Journal of Global Positioning Systems
André Lannes
,
Serge Gratton
Journal of Global Positioning Systems, 2009, 8 (1), pp.53-75
Journal articles
hal-00441978v1
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An investigation of incremental 4D-Var using non-tangent linear models
A.S. Lawless
,
S. Gratton
,
N.K. Nichols
Quarterly Journal of the Royal Meteorological Society, 2005, 131 (606), pp.459-476. ⟨10.1256/qj.04.20⟩
Journal articles
hal-03707402v1
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Incremental spectral preconditioners for sequences of linear systems
L. Giraud
,
S. Gratton
,
E. Martin
Journal articles
hal-03707414v1
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Multigrid based preconditioners for the numerical solution of two-dimensional heterogeneous problems in geophysics
I. Duff
,
S. Gratton
,
X. Pinel
,
X. Vasseur
Journal articles
hal-03707477v1
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Newton's method for the common eigenvector problem
Abdellatif El Ghazi
,
Said El Hajji
,
Luc Giraud
,
Serge Gratton
Journal articles
hal-03707650v1
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An active-set trust-region method for derivative-free nonlinear bound-constrained optimization
Serge Gratton
,
Philippe Toint
,
Anke Tröltzsch
Journal articles
hal-03707957v1
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A Flexible Generalized Conjugate Residual Method with Inner Orthogonalization and Deflated Restarting
L. Carvalho
,
S. Gratton
,
R. Lago
,
X. Vasseur
SIAM Journal on Matrix Analysis and Applications, 2011, 32 (4), pp.1212-1235. ⟨10.1137/100786253⟩
Journal articles
hal-03707966v1
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On A Class of Limited Memory Preconditioners For Large Scale Linear Systems With Multiple Right-Hand Sides
S. Gratton
,
A. Sartenaer
,
J. Tshimanga
Journal articles
hal-03707973v1
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Parametric complexity analysis for a class of first-order Adagrad-like algorithms
Serge Gratton
,
SADOK JERAD
,
Philippe L. Toint
2022
Preprints, Working Papers, ...
hal-03718810v1
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A non-linear conjugate gradient in dual space for Lp-norm regularized non-linear least squares with application in data assimilation
Antoine Bernigaud
,
Serge Gratton
,
Ehouarn Simon
Journal articles
hal-04096465v1
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Quasi-static ensemble variational data assimilation: a theoretical and numerical study with the iterative ensemble Kalman smoother
Anthony Fillion
,
Marc Bocquet
,
Serge Gratton
Journal articles
hal-03973251v1
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Using approximate secant equations in limited memory methods for multilevel unconstrained optimization
Serge Gratton
,
Vincent Malmedy
,
Philippe L. Toint
Journal articles
istex
hal-03973278v1
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Variational assimilation for xenon dynamical forecasts in neutronic using advanced background error covariance matrix modelling
Angélique Ponçot
,
Jean-Philippe Argaud
,
Bertrand Bouriquet
,
Patrick Erhard
,
Serge Gratton
,
et al.
Journal articles
hal-00832455v1
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On the convergence of a non-linear ensemble Kalman smoother
El Houcine Bergou
,
Serge Gratton
,
Jan Mandel
Journal articles
hal-02618742v1
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Hybrid Levenberg-Marquardt and weak constraint ensemble Kalman smoother method, Nonlinear Processes in Geophysics
Jan Mandel
,
El Houcine Bergou
,
Selime Gurol
,
Serge Gratton
Journal articles
hal-03165022v1
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Quasi-Newton updates with weighted secant equations
Serge Gratton
,
Vincent Malmedy
,
Philippe Toint
Journal articles
hal-02147968v1
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Lp‐norm regularization approaches in variational data assimilation
Antoine Bernigaud
,
Serge Gratton
,
Flavia Lenti
,
Ehouarn Simon
,
Oumaima Sohab
Quarterly Journal of the Royal Meteorological Society, 2021, 147, pp.2067 - 2081. ⟨10.1002/qj.4010⟩
Journal articles
hal-03160275v1
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On the approximation of the solution of partial differential equations by artificial neural networks trained by a multilevel Levenberg-Marquardt method
Henri Calandra
,
Serge Gratton
,
Elisa Riccietti
,
Xavier Vasseur
Optimization Methods and Software, 2020
Journal articles
hal-02943228v1
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A Contribution to the Conditioning of the Total Least-Squares Problem
Marc Baboulin
,
Serge Gratton
SIAM Journal on Matrix Analysis and Applications, 2011, 32 (3), pp.685-699. ⟨10.1137/090777608⟩
Journal articles
hal-03707969v1
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Algorithm 842
Valérie Frayssé
,
Luc Giraud
,
Serge Gratton
,
Julien Langou
Journal articles
hal-03707406v1
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A second-order globally convergent direct-search method and its worst-case complexity
S. Gratton
,
C. Royer
,
L. Vicente
Journal articles
hal-03707445v1
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First-Order Objective-Function-Free Optimization Algorithms and Their Complexity
Serge Gratton
,
SADOK JERAD
,
Philippe L. Toint
2022
Preprints, Working Papers, ...
hal-03718811v1
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A note on inexact inner products in GMRES
Serge Gratton
,
Ehouarn Simon
,
David Titley-Peloquin
,
Philippe Toint
SIAM Journal on Matrix Analysis and Applications, 2022, 43 (3)
Journal articles
hal-03637231v1
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Pseudo-clock Biases for Precise Point Positioning – The Algebraic Approach
André Lannes
,
Serge Gratton
,
Stéphane Durand
Journal articles
hal-00557097v1
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On the use of the energy norm in trust-region and adaptive cubic regularization subproblems
El Houcine Bergou
,
Youssef Diouane
,
Serge Gratton
Journal articles
hal-01654736v1
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Enrichissement de préconditionneurs pour la résolution de systèmes linéaires symétriques indéfinis
Sylvain Mercier
,
Serge Gratton
,
Nicolas Tardieu
,
Xavier Vasseur
12e Colloque national en calcul des structures, CSMA, May 2015, Giens, France
Conference papers
hal-01515057v1
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Guaranteeing the convergence of the saddle formulation for weakly constrained 4D‐Var data assimilation
Serge Gratton
,
Selime Gürol
,
Ehouarn Simon
,
Philippe Toint
Quarterly Journal of the Royal Meteorological Society, 2018, 144 (717), pp.2592-2602. ⟨10.1002/qj.3355⟩
Journal articles
hal-02959392v1
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