Assimilation variationnelle de données pour des modèles emboîtés. (Variational data assimilation for locally nested models). - Ehouarn Simon (2007)

Observation thinning in data assimilation computations. - Serge Gratton; M. Monserrat Rincon-Camacho; Ehouarn Simon; Philippe L. Toint (EURO J. Comput. Optim., 2015)

Minimizing convex quadratic with variable precision Krylov methods. - Serge Gratton; Ehouarn Simon; Philippe L. Toint (CoRR, 2018)

Exploiting variable precision in GMRES. - Serge Gratton; Ehouarn Simon; David Titley-Péloquin; Philippe L. Toint (CoRR, 2019)

An algorithm for the minimization of nonsmooth nonconvex functions using inexact evaluations and its worst-case complexity. - Serge Gratton; Ehouarn Simon; Philippe L. Toint (Math. Program., 2021)

Minimizing convex quadratics with variable precision conjugate gradients. - Serge Gratton; Ehouarn Simon; David Titley-Péloquin; Philippe L. Toint (Numer. Linear Algebra Appl., 2021)

A Note on Inexact Inner Products in GMRES. - Serge Gratton; Ehouarn Simon; David Titley-Péloquin; Philippe L. Toint (SIAM J. Matrix Anal. Appl., 2022)

A Kernel Extension of the Ensemble Transform Kalman Filter. - Sophie Mauran; Sandrine Mouysset; Ehouarn Simon; Laurent Bertino (ICCS (4), 2023)

Dealing with Non-Gaussianity of SAR-Derived Wet Surface Ratio for Flood Extent Representation Improvement. - Thanh Huy Nguyen 002; Sophie Ricci; Andrea Piacentini; Ehouarn Simon; Raquel Rodriquez Suquet; Santiago Peña Luque (IGARSS, 2023)

A filtered multilevel Monte Carlo method for estimating the expectation of discretized random fields. - Jérémy Briant; Paul Mycek; Mayeul Destouches; Olivier Goux; Serge Gratton; Selime Gürol; Ehouarn Simon; Anthony T. Weaver (CoRR, 2023)

Gaussian Anamorphosis for Ensemble Kalman Filter Analysis of SAR-Derived Wet Surface Ratio Observations. - Thanh Huy Nguyen 002; Sophie Ricci; Andrea Piacentini; Ehouarn Simon; Raquel Rodriguez Suquet; Santiago Peña Luque (IEEE Trans. Geosci. Remote. Sens., 2024)

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 (Numer. Algorithms, 2024)