Research
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Grid is Good: Adaptive Refinement Algorithms for Off-the-Grid Total Variation Minimization
Axel Flinth, Frederic de Gournay, Pierre Weiss
Submitted, 2023
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Bayesian Optimization of Sampling Densities in MRI
Alban Gossard, Frederic de Gournay, Pierre Weiss
Submitted, 2023
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Spurious minimizers in non uniform Fourier sampling optimization
Alban Gossard, Frederic de Gournay, Pierre Weiss
Inverse Problem, 2022
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On the linear convergence rates of exchange and continuous methods for total variation minimization
Axel Flinth, Frederic de Gournay, Pierre Weiss
Mathematical Programming A , 2020
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Off-the-grid data-driven optimization of sampling schemes in MRI
Alban Gossard, Frederic de Gournay, Pierre Weiss
ITWIST , 2020
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video
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Cortical Flow: A Diffeomorphic Mesh Deformation Network for Cortical Surface Reconstruction
Leo Lebrat, Rodrigo Santa Cruz, Frederic de Gournay, Pierrick Bourgeat, Jurgen Fripp, Darren Fu, Clinton Fookes, Olivier Salvado.
Conference on Neural Information Processing Systems (NeurIPS), 2021
arxiv
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3/4-Discrete Optimal Transport
Leo Lebrat, Frederic de Gournay, Jonas Kahn.
SIAM Journal on Scientific Computing, 2020
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On Representer Theorems and Convex Regularization
Claire Boyer, Antonin Chambolle, Yohann de Castro, Vincent Duval, Frederic de Gournay , Pierre Weiss.
SIAM Journal on Optimization, 2019
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Optimal Transport Approximation of 2-Dimensional Measures
Leo Lebrat, Frederic de Gournay , Jonas Kahn, Pierre Weiss.
SIAM Journal on Imaging Sciences, (2019)
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Thermal significance and optimal transfer in vessels bundles is influenced by vascular density
Jules Dichamp, Frederic de Gournay, Franck Plouraboue.
International Journal of Heat and Mass Transfer, 138 (2019), p. 1-10.
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Eventual linear convergence rate of an exchange algorithm for superresolution
Axel Flinth, Frederic de Gournay, Pierre Weiss
Spars, (2019)
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Differentiation and regularity of semi-discrete optimal transport with respect to the parameters of the discrete measure
Frederic de Gournay, Jonas Kahn,Leo Lebrat.
Numerische Mathematik, 2018
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paper
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The Case of Neumann, Robin, and Periodic Lateral Conditions for the Semi-infinite
Generalized Graetz Problem and Applications
Valentin Debarnot, Jerome Fehrenbach, Frederic de Gournay, Leo Martire.
SIAM Journal on Applied Mathematics, 78.4 (2018), p. 2227-2251
arxiv /
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Shape optimization via a levelset and a Gauss-Newton method
Jerome Fehrenbach, Frederic de Gournay.
ESAIM : Control, Optimisation and Calculus of
Variations, (2018)
HAL
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Approches variationnelles pour le stippling: distances L2 ou transport optimal ?
Frederic de Gournay, Jonas Kahn,Leo Lebrat, Pierre Weiss.
GRETSI, 2017
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Theoretical and
numerical analysis of counter-flow parallel convective exchangers considering axial
diffusion
Jules Dichamp, Frederic de Gournay, Franck Plouraboue.
International Journal of Heat and Mass Transfer, 107 (2017), p. 154-167.
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Shape optimization for the generalized Graetz problem
Frederic de Gournay, Jerome Fehrenbach, Franck Plouraboue.
Structural and Multidisciplinary Optimization, 49.6 (2014), p. 993-1008.
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Numerical computation of 3D heat transfer in complex parallel heat exchangers using generalized Graetz modes
Charles Pierre, Julien Bouyssier, Frederic de Gournay, Franck Plouraboue.
Journal of Computational Physics, 268 (2014),p. 84-105.
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The generalized Graetz problem in finite domains
Jerome Fehrenbach, Frederic de Gournay, Charles Pierre, Franck Plouraboue.
SIAM Journal on Applied Mathematics 72.1 (2012), p. 99-123.
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Microwave imaging by elastic deformation
Habib Ammari, Yves Capdeboscq, Frederic de Gournay , Anna Rozanova-
Pierrat, Faouzi Triki.
SIAM Journal on Applied Mathematics 71.6 (2011), p. 2112-2130.
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Uniform stability estimates for the
discrete Calderon problems
Sylvain Ervedoza, Frederic de Gournay .
Inverse problems 27.12 (2011), p. 125012.
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Analyse de la convection-diffusion entre deux tubes paralleles
plonges dans un domaine cylindrique
Julien Bouyssier, Jerome Fehrenbach, Frederic de Gournay, Charles Pierre, Franck Plouraboue.
20 ème congrès français de mécanique. (2011)
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Optimal placement of electrodes in an electroporation process
Nicolae Cindea, Benoît Fabrèges, Frédéric de Gournay,Clair Poignard.
ESAIM : Proceedings. T. 30. EDP Sciences. (2010), p. 34-43.
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Thin
cylindrical conductivity inclusions in a three-dimensional domain : a polarization
tensor and unique determination from boundary data
Elena Beretta, Yves Capdeboscq, Frederic de Gournay, Elisa Francini.
Inverse Problems 25.6
(2009), p. 065004.
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Imaging by modification : numerical reconstruction of local conductivities from
corresponding power density measurements
Yves Capdeboscq, Jerome Fehrenbach, Frederic de Gournay, Otared Kavian.
SIAM Journal on Imaging Sciences 2.4 (2009), p. 1003-1030.
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Stress minimization
and robust compliance optimization of structures by the level set method
Gregoire Allaire, Frederic de Gournay, Francois Jouve
8th
World Congress on Structural and Multidisciplinary Optimization. (2009)
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Shape and topology
optimization of the robust compliance via the level set method
Gregoire Allaire, Frederic de Gournay, François Jouve
ESAIM : Control,
Optimisation and Calculus of Variations 14.1 (2008), p. 43-70.
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Velocity extension for the level-set method and multiple
eigenvalues in shape optimization
Frederic de Gournay
SIAM journal on control and optimization
45.1 (2006), p. 343-367.
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Structural optimization using topological and shape sensitivity via a level set method
Gregoire Allaire, Frederic de Gournay, Francois Jouve et Anca-Maria Toader.
Control and cybernetics 34.1 (2005), p. 59.
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Optimisation de forme de micro-mécanismes compliants par la méthode des courbes de niveaux
Grégoire Allaire, Frederic de Gournay, François Jouve
Actes du 7ème colloque national en calcul des structures. 2005, p. 229-234.
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