Charles SOUSSEN

I was born in France in 1972. I graduated from the Ecole Nationale Supérieure en Informatique et Mathématiques Appliquées, Grenoble, France (ENSIMAG) in 1996. I received the PhD degree in Signal and Image Processing from the Laboratoire des Signaux et Systèmes (L2S), Université de Paris-Sud, Orsay, France, in 2000, and the Habilitation à Diriger des Recherches at University of Lorraine, France, in 2013. I was Associate Professor at Paris-Sud University from 2001 to 2005 and at University of Lorraine from 2005 to 2017. I have been with L2S since 2017. My research interests are in inverse problems and sparse approximation. Since Jan. 2025, I am the head of the teaching Departement of CentraleSupelec (Signal-Information-Communications). / CentraleSupélec

L2S, CentraleSupélec
3 rue Joliot Curie
91190 Gif-sur-Yvette, France

Publications

SoftwarePhD SupervisionActivitiesScientific Animation

Journal articles

2025

LEMUR: Latent EM Unsupervised Regression for Sparse Inverse Problems

Barbault, Kowalski, Soussen
IEEE Transactions on Signal Processing, 73, p. 2087-2098, 2025
2024

A novel method for noninvasive estimation of respiratory effort during pressure support ventilation

Pasillas-Lépine, Tuffet, Soussen, Gendreau, Boujelben, Mekontso-Dessap, Carteaux
Biomedical Signal Processing and Control, 93, p. 106176, 2024
2021

K-step analysis of orthogonal greedy algorithms for non-negative sparse representations

Nguyen, Soussen, Idier, Djermoune
Signal process., 188, Elsevier, p. 108185, 2021

When does OMP achieve exact recovery with continuous dictionaries?

Elvira, Gribonval, Soussen, Herzet
Applied and Computational Harmonic Analysis, 51, p. 39, 2021

Improved deconvolution of mineral reflectance spectra

Rialland, Soussen, Marion, Carrere
J-STARS, 14, IEEE, p. 9711-9726, 2021
2019

Non-negative orthogonal greedy algorithms

Nguyen, Idier, Soussen, Djermoune
IEEE Transactions on Signal Processing, 67 (21), p. 5643-5658, 2019

Source separation approach for the analysis of spatially resolved multiply excited autofluorescence spectra during optical clearing of ex vivo skin

Rakotomanga, Soussen, Khairallah, Amouroux, Zaytsev, Genina, Chen, Delconte, Daul, Tuchin, Blondel
BOE – Biomed opt express, 10 (7), Optical Society of America – OSA Publishing, p. 3410-3424, 2019

ROHSA: Regularized Optimization for Hyper-Spectral Analysis

Marchal, Miville-Deschênes, Orieux, Gac, Soussen, Lesot, Revault d’Allonnes, Salomé
Astron. Astrophys. – A&A, 626, EDP Sciences, p. A101, 2019

A parallelizable framework for segmenting piecewise signals

Duan, Soussen, Brie, Idier, Wang, Wan
IEEE Access, 7, p. 13217-13229, 2019

Parameterized Source Separation For Delayed Spectroscopic Signals

Mortada, Mazet, Soussen, Collet, Poisson
Signal process., 158, Elsevier, p. 48-60, 2019

Conference papers

2025

Déconvolution Dynamique par Descente de Gradient Préconditionnée

Gabet, Ferreira Da Costa, Soussen
XXXe Colloque Francophone de Traitement du Signal et des Images (GRETSI 2025), Strasboug, France, 2025

Décomposition parcimonieuse multicanal basée sur le transport optimal

Malléjac, Idier, Soussen
30e colloque GRETSI, Strasbourg, France, 2025

Validation Expérimentale d’une Méthode de Séparation de Sources Aveugle pour le Bruit de Turbomachines Avion

Roual, Chardon, Sensiau, Soussen
CFA 2025 – 17e Congrès Français d’Acoustique, Paris, France, 2025
2024

Joint decomposition of multichannel signals with multimarginal optimal transport

Mallejac, Idier, Soussen, Li
32nd European Signal Processing Conference (EUSIPCO 2024), Lyon, France, 2024

A positive semi definite tensor factorization method for separation of non stationary noise sources

Roual, Chardon, Soussen, Sensiau
Inter-Noise 2024, Nantes, France, 2024
2023

Marginal MAP estimation of a Bernoulli-Gaussian signal: continuous relaxation approach

Barbault, Kowalski, Soussen
EUSIPCO 2023 – the 31st European Signal Processing Conference, Helsinki, Finlande, 2023

Estimation du MAP Marginal d’un signal Bernoulli-Gaussien: une approche par relaxation continue

Barbault, Kowalski, Soussen
GRETSI 2023 – XXIXème Colloque Francophone de Traitement du Signal et des Images, Grenoble, France, 2023
2022

Estimation des paramètres d’un prior Bernoulli-Gaussien en problèmes inverses

Barbault, Kowalski, Soussen
GRETSI 2022 – XXIIXème Colloque Francophone de Traitement du Signal et des Images, Nancy, France, 2022

Parameter Estimation in Sparse Inverse Problems Using Bernoulli-Gaussian Prior

Barbault, Kowalski, Soussen
2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2022), Singapore, Singapour, 2022
2021

Identification of minerals from hyperspectral imaging based on a fuzzy logic approach

Rialland, Carrere, Marion, Soussen
SPIE Defense + Commercial Sensing,, Online, États-Unis, 2021

Books

2018
Autres ouvrages scientifiques
2015
Chapitres d’ouvrages scientifiques

Analysis of force-volume images in atomic force microscopy using sparse approximation

Soussen, Brie, Francius, Idier
in Regularization and Bayesian methods for inverse problems in signal and image processing, pp. 31-56, ISTE Ltd and John Wiley & Sons Inc, 2015
2013

Approximation parcimonieuse pour l’analyse d’images force-volume en microscopie de force atomique

Soussen, Brie, Francius, Idier
in Méthodes d’inversion appliquées au traitement du signal et de l’image, pp. 53-77, Lavoisier-Hermes Science Publications, 2013

Approximation parcimonieuse pour le traitement d’image force-volume en microscopie de force atomique IC2 Traitement Signal et Image

Soussen, Brie, Francius, Idier
in Méthodes d’inversion appliquées au traitement du signal et de l’image, pp. 53-73, Hermès – Lavoisier, 2013
2010

Efficient Domain Decomposition for a Neural Network Learning Algorithm, used for the Dose Evaluation in External Radiotherapy

Sauget, Laurent, Henriet, Salomon, Gschwind, Contassot-Vivier, Makovicka, Soussen
in Artificial Neural Networks – ICANN 2010 20th International Conference Proceedings, pp. 261-266, Springer-Heidelberg, 2010
2009

Surface reconstruction from tomography data

Soussen, Mohammad-Djafari
in Inverse Problems in Vision and 3D Tomography, pp. 289-322, Wiley, 2009

Reconstruction des surfaces en tomographie

Soussen, Mohammad-Djafari
in Problèmes inverses en imagerie et en vision, pp. 287-319, Hermès, 2009

Patents and software

These/HDR

2013
H.D.R.
2000
Thèses

Reconstruction 3D d’un objet compact en tomographie

Soussen
Université Paris Sud – Paris XI, 2000