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authIdHal_s : elisa-riccietti
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Approximation speed of quantized vs. unquantized ReLU neural networks and beyond

Antoine Gonon , Nicolas Brisebarre , Rémi Gribonval , Elisa Riccietti
IEEE Transactions on Information Theory, 2023, 69 (6), pp.3960-3977. ⟨10.1109/TIT.2023.3240360⟩
Journal articles hal-03672166v2
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An inexact non stationary Tikhonov procedure for large-scale nonlinearill-posed problems

Stefania Bellavia , Marco Donatelli , Elisa Riccietti
Inverse Problems, 2020, 36 (9), pp.095007
Journal articles hal-03126949v1
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On Iterative Solution of the Extended Normal Equations

Henri Calandra , Serge Gratton , Elisa Riccietti , Xavier Vasseur
SIAM Journal on Matrix Analysis and Applications, 2020, 41 (4), pp.1571-1589. ⟨10.1137/19M1288644⟩
Journal articles hal-02973994v1
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Code for reproducible research - Self-supervised learning with rotation-invariant kernels

Léon Zheng , Gilles Puy , Elisa Riccietti , Patrick Pérez , Rémi Gribonval et al.
Software hal-03737572v1
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Spurious Valleys, NP-hardness, and Tractability of Sparse Matrix Factorization With Fixed Support

Quoc-Tung Le , Elisa Riccietti , Rémi Gribonval
SIAM Journal on Matrix Analysis and Applications, In press
Journal articles hal-03364668v5
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Worst-Case Complexity Bounds of Directional Direct-Search Methods for Multiobjective Optimization

Ana Luísa Custódio , Youssef Diouane , Rohollah Garmanjani , Elisa Riccietti
Journal of Optimization Theory and Applications, 2020, pp.0. ⟨10.1007/s10957-020-01781-z⟩
Journal articles hal-03040932v1
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Code for reproducible research - Efficient Identification of Butterfly Sparse Matrix Factorizations

Léon Zheng , Elisa Riccietti , Rémi Gribonval
Software hal-03620052v1

Multilevel Proximal Methods for Image Restoration

Guillaume Lauga , Elisa Riccietti , Nelly Pustelnik , Paulo Gonçalves
Optimization and Control in Burgundy, May 2023, Dijon, France
Conference papers hal-04105509v1
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Fast learning of fast transforms, with guarantees

Quoc-Tung Le , Léon Zheng , Elisa Riccietti , Rémi Gribonval
ICASSP 2022 - IEEE International Conference on Acoustics, Speech and Signal Processing, May 2022, Singapore, Singapore. ⟨10.1109/ICASSP43922.2022.9747791⟩
Conference papers hal-03438881v2
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IML FISTA: Inexact MuLtilevel FISTA for Image Restoration

Guillaume Lauga , Elisa Riccietti , Nelly Pustelnik , Paulo Gonçalves
2023
Preprints, Working Papers, ... hal-04075814v1
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A Block-Coordinate Approach of Multi-level Optimization with an Application to Physics-Informed Neural Networks

Serge Gratton , Valentin Mercier , Elisa Riccietti , Philippe L Toint
2023
Preprints, Working Papers, ... hal-04104450v1
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Efficient Identification of Butterfly Sparse Matrix Factorizations

Léon Zheng , Elisa Riccietti , Rémi Gribonval
SIAM Journal on Mathematics of Data Science, In press
Journal articles hal-03362626v6
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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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Code for reproducible research - "Spurious Valleys, NP-hardness, and Tractability of Sparse Matrix Factorization With Fixed Support

Quoc-Tung Le , Elisa Riccietti , Rémi Gribonval
Software hal-03667186v2
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Méthodes multi-niveaux pour la restauration d'images hyperspectrales

Guillaume Lauga , Elisa Riccietti , Nelly Pustelnik , Paulo Gonçalves
2023
Preprints, Working Papers, ... hal-04067225v1
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Méthodes proximales multi-niveaux pour la restauration d'images

Guillaume Lauga , Elisa Riccietti , Nelly Pustelnik , Paulo Gonçalves
GRETSI'22 - 28ème Colloque Francophone de Traitement du Signal et des Images, Sep 2022, Nancy, France
Conference papers hal-03739496v1
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Code for reproducible research - Fast learning of fast transforms, with guarantees

Léon Zheng , Quoc-Tung Le , Elisa Riccietti , Rémi Gribonval
Software hal-03552956v1
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On a multilevel Levenberg–Marquardt method for the training of artificial neural networks and its application to the solution of partial differential equations

Henri Calandra , Serge Gratton , Elisa Riccietti , Xavier Vasseur
Optimization Methods and Software, 2020, pp.1-26. ⟨10.1080/10556788.2020.1775828⟩
Journal articles hal-02956018v1
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On high-order multilevel optimization strategies

Henri Calandra , Serge Gratton , Elisa Riccietti , Xavier Vasseur
SIAM Journal on Optimization, 2020, 31 (1), pp.307-330. ⟨10.1137/19M1255355⟩
Journal articles hal-02943229v1
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A Levenberg-Marquardt method for large nonlinear least-squares problems with dynamic accuracy in functions and gradients

Stefania Bellavia , Serge Gratton , Elisa Riccietti
Numerische Mathematik, 2018, 140 (3), pp.791-825. ⟨10.1007/s00211-018-0977-z⟩
Journal articles hal-03126963v1
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Self-supervised learning with rotation-invariant kernels

Léon Zheng , Gilles Puy , Elisa Riccietti , Patrick Pérez , Rémi Gribonval et al.
The Eleventh International Conference on Learning Representations, May 2023, Kigali, Rwanda
Conference papers hal-03738466v4
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Identifiability in Two-Layer Sparse Matrix Factorization

Léon Zheng , Elisa Riccietti , Rémi Gribonval
2021
Preprints, Working Papers, ... hal-03362875v2
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Multilevel FISTA for image restoration

Guillaume Lauga , Elisa Riccietti , Nelly Pustelnik , Paulo Gonçalves
ICASSP, IEEE, Jun 2023, Rhodes, Greece. ⟨10.48550/arXiv.2210.15940⟩
Conference papers hal-03831180v3

On high-order multilevel optimization strategies

Henri Calandra , Serge Gratton , Elisa Riccietti , Xavier Vasseur
2020
Preprints, Working Papers, ... hal-02943218v1
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ON THE ITERATIVE SOLUTION OF SYSTEMS OF THE FORM A T Ax = A T b + c

Henri Calandra , Serge Gratton , Elisa Riccietti , Xavier Vasseur
SIAM Journal on Matrix Analysis and Applications, 2020, pp.1-25
Journal articles hal-02943217v1