Pierre-antoine Thouvenin

A Distributed Plug-and-Play MCMC Algorithm for High-Dimensional Inverse Problems

2025

Maxime Bouton,Pierre-Antoine Thouvenin,Audrey Repetti,Pierre Chainais

Lien : https://hal.science/hal-05326314v1

Multi-GPU distributed PnP-ULA for high-dimensional imaging inverse problems

23rd IEEE Statistical Signal Processing Workshop (IEEE SSP 2025), Jun 2025, Edimbourg, United Kingdom. pp.66--70, ⟨10.1109/SSP64130.2025.11073314⟩

Maxime Bouton,Pierre-Antoine Thouvenin,Audrey Repetti,Pierre Chainais

Lien : https://hal.science/hal-05143098v1

Estimating the dense gas mass of molecular clouds using spatially unresolved 3mm line observations

Astronomy & Astrophysics - A&A, 2025, 703, pp.A176. ⟨10.1051/0004-6361/202555123⟩

Antoine Zakardjian,Annie Hughes,Jérôme Pety,Maryvonne Gerin,Pierre Palud,Ivana Bešlić,Simon Coudé,Lucas Einig,Helena Mazurek,Jan H Orkisz,Miriam G Santa-Maria,Léontine Ségal,Sophia K Stuber,Sébastien Bardeau,Emeric Bron,Pierre Chainais,Karine Demyk,Victor de Souza Magalhaes,Javier R Goicoechea,Pierre Gratier,Viviana V Guzman,David Languignon,François Levrier,Franck Le Petit,Dariusz C Lis,Harvey S Liszt,Nicolas Peretto,Antoine Roueff,Evelyne Roueff,Albrecht Sievers,Pierre-Antoine Thouvenin

Lien : https://hal.science/hal-05532965v1

An ADMM algorithm to restore bivariate signals with joint time and covariance regularization

XXXe Colloque Francophone de Traitement du Signal et des Images, GRETSI 2025, Aug 2025, Strasbourg, France

Yusuf Yigit Pilavci,Julien Flamant,Pierre-Antoine Thouvenin,Jérémie Boulanger,Pierre Chainais

Lien : https://hal.science/hal-05262781v1

Un échantillonneur Plug and Play distribué pour la résolution de problèmes inverses de très grande dimension

Colloque Gretsi 2025, Aug 2025, Strasbourg, France

Maxime Bouton,Pierre-Antoine Thouvenin,Audrey Repetti,Pierre Chainais

Lien : https://hal.science/hal-05143079v1

The first estimation of the ionization fraction in dense and translucent molecular gas across Orion B

Astronomy & Astrophysics - A&A, 2025, 702, pp.A205. ⟨10.1051/0004-6361/202553706⟩

Ivana Bešlić,Maryvonne Gerin,Viviana V. Guzmán,Emeric E. Bron,Evelyne Roueff,Javier Goicoechea,Jérôme Pety,Franck Le Petit,Simon Coudé,Lucas Einig,Helena Mazurek,Jan H. Orkisz,Pierre Palud,Miriam Santa-Maria,Léontine Ségal,Antoine Zakardjian,Sébastien Bardeau,Pierre Chainais,Karine Demyk,Victor de Souza Magalhaes,Pierre Gratier,Annie Hughes,David Languignon,François Levrier,Jacques Le Bourlot,Dariusz C Lis,Harvey Liszt,Nicolas Peretto,Antoine Roueff,Albrecht Sievers,Pierre-Antoine Thouvenin

Lien : https://hal.science/hal-05327483v1

Time and covariance smoothing for restoration of bivariate signals

IEEE Statistical Signal Processing Workshop, SSP 2025, Jun 2025, Edimbourg, United Kingdom

Yusuf Yigit Pilavci,Pierre Palud,Julien Flamant,Pierre-Antoine Thouvenin,Jérémie Boulanger,Pierre Chainais

Lien : https://hal.science/hal-05125331v1

Denoising Bivariate Signals via Smoothing and Polarization Priors

2024 32nd European Signal Processing Conference (EUSIPCO), Aug 2024, Lyon, France. pp.2602-2606, ⟨10.23919/EUSIPCO63174.2024.10714980⟩

Yusuf Yiğit Pılavci,Jérémie Boulanger,Pierre-Antoine Thouvenin,Pierre Chainais

Lien : https://hal.science/hal-04925602v1

Quantifying the informativity of emission lines to infer physical conditions in giant molecular clouds

Astronomy & Astrophysics - A&A, 2024, 691 (November), pp.A109. ⟨10.1051/0004-6361/202451588⟩

Lucas Einig,Pierre Palud,Antoine Roueff,Jérôme Pety,Emeric E. Bron,Franck Le Petit,Maryvonne Gerin,Jocelyn Chanussot,Pierre Chainais,Pierre-Antoine Thouvenin,David Languignon,Ivana Bešlić,Simon Coudé,Helena Mazurek,Jan Orkisz,Miriam G. Santa-Maria,Léontine Ségal,Antoine Zakardjian,Sébastien Bardeau,Karine Demyk,Victor de Souza Magalhaes,Javier R. Goicoechea,Pierre Gratier,Viviana Guzman Veloso,Annie Hughes,François Levrier,Jacques Le Bourlot,Dariusz C Lis,Harvey Liszt,Nicolas Peretto,Evelyne Roueff,Albrecht Sievers

Lien : https://hal.science/hal-04654762v1

A Distributed Block-Split Gibbs Sampler with Hypergraph Structure for High-Dimensional Inverse Problems

Journal of Computational and Graphical Statistics, 2023, 33 (3), pp.814-832. ⟨10.1080/10618600.2023.2282501⟩

Pierre-Antoine Thouvenin,Audrey Repetti,Pierre Chainais

Lien : https://hal.science/hal-04267086v1

Efficient Sampling of Non Log-Concave Posterior Distributions With Mixture of Noises

IEEE Transactions on Signal Processing, 2023, 71, pp.2491-2501. ⟨10.1109/TSP.2023.3289728⟩

Pierre Palud,Pierre-Antoine Thouvenin,Pierre Chainais,Emeric Bron,Franck Le Petit

Lien : https://hal.science/hal-04264362v1

Deep learning denoising by dimension reduction: Application to the ORION-B line cubes

Astronomy & Astrophysics - A&A, 2023, 677, pp.A158. ⟨10.1051/0004-6361/202346064⟩

Lucas Einig,Jérôme Pety,Antoine Roueff,Paul Vandame,Jocelyn Chanussot,Maryvonne Gerin,Jan H. Orkisz,Pierre Palud,Miriam G. Santa-Maria,Victor de Souza Magalhaes,Ivana Bešlić,Sébastien Bardeau,Emeric E. Bron,Pierre Chainais,Javier R Goicoechea,Pierre Gratier,Viviana Guzman Veloso,Annie Hughes,Jouni Kainulainen,David Languignon,Rosine Lallement,François Levrier,Dariuscz C. Lis,Harvey Liszt,Jacques Le Bourlot,Franck Le Petit,Karin Danielsson Öberg,Nicolas Peretto,Evelyne Roueff,Albrecht Sievers,Pierre-Antoine Thouvenin,Pascal Tremblin

Lien : https://hal.science/hal-04167877v2

Neural network-based emulation of interstellar medium models

Astronomy & Astrophysics - A&A, 2023, 678, pp.A198. ⟨10.1051/0004-6361/202347074⟩

Pierre Palud,Lucas Einig,Franck Le Petit,Émeric Bron,Pierre Chainais,Jocelyn Chanussot,Jérôme Pety,Pierre-Antoine Thouvenin,David Languignon,Ivana Bešlić,Miriam Santa-Maria,Jan Orkisz,Léontine Ségal,Antoine Zakardjian,Sébastien Bardeau,Maryvonne Gerin,Javier Goicoechea,Pierre Gratier,Viviana Guzman,Annie Hughes,François Levrier,Harvey Liszt,Jacques Le Bourlot,Antoine Roueff,Albrecht Sievers

Lien : https://hal.science/hal-04264319v1

Mixture of noises and sampling non log-concave distributions

XXVIIIème Colloque Francophone de Traitement du Signal et des Images (GRETSI 2022), Sep 2022, Nancy, France.

Pierre Palud,Franck Le Petit,Pierre Chainais,Emeric Bron,Pierre-Antoine Thouvenin

Lien : https://hal.science/hal-03952453v1

Estimation of physical conditions in PDRs Bayesian approach with spatial regularization

Multi-line Diagnostics of the Interstellar Medium, Apr 2022, Nice, France.

Pierre Palud,Franck Le Petit,Pierre Chainais,Emeric E. Bron,Pierre-Antoine Thouvenin

Lien : https://hal.science/hal-03953044v1

Observation of the fastest chemical processes in the radiolysis of water

Science, 2020, 367 (6474), pp.179-182. ⟨10.1126/science.aaz4740⟩

Z.-H. Loh,G. Doumy,C. Arnold,L. Kjellsson,S. Southworth,A. Al Haddad,Y. Kumagai,M.-F. Tu,P. Ho,A. March,R. Schaller,M. Bin Mohd Yusof,T. Debnath,Marc Simon,R. Welsch,L. Inhester,K. Khalili,K. Nanda,A. Krylov,S. Moeller,G. Coslovich,J. Koralek,M. Minitti,W. Schlotter,J.-E. Rubensson,R. Santra,L. Young

Lien : https://hal.science/hal-03964923v1

Partially Asynchronous Distributed Unmixing of Hyperspectral Images

IEEE Transactions on Geoscience and Remote Sensing, 2019, 57 (4), pp.2009-2021. ⟨10.1109/TGRS.2018.2870486⟩

Pierre-Antoine Thouvenin,Nicolas Dobigeon,Jean-Yves Tourneret

Lien : https://hal.science/hal-02186067v1

A hierarchical Bayesian model accounting for endmember variability and abrupt spectral changes to unmix multitemporal hyperspectral images

IEEE Transactions on Computational Imaging, 2018, 4 (1), pp.32-45. ⟨10.1109/TCI.2017.2777484⟩

Pierre-Antoine Thouvenin,Nicolas Dobigeon,Jean-Yves Tourneret

Lien : https://hal.science/hal-02002120v1

Unmixing multitemporal hyperspectral images accounting for smooth and abrupt variations

25th European Signal Processing Conference (EUSIPCO 2017), Aug 2017, Kos island, Greece. pp. 1-5

Pierre-Antoine Thouvenin,Nicolas Dobigeon,Jean-Yves Tourneret

Lien : https://hal.science/hal-01887901v1

Modeling spatial and temporal variabilities in hyperspectral image unmixing

Graphics [cs.GR]. Institut National Polytechnique de Toulouse - INPT, 2017. English. ⟨NNT : 2017INPT0068⟩

Pierre-Antoine Thouvenin

Lien : https://theses.hal.science/tel-01711509v2

Hyperspectral unmixing with spectral variability using a perturbed linear mixing model

IEEE Transactions on Signal Processing, 2016, 64 (2), pp.525-538. ⟨10.1109/TSP.2015.2486746⟩

Pierre-Antoine Thouvenin,Nicolas Dobigeon,Jean-Yves Tourneret

Lien : https://hal.science/hal-01273078v1

Online unmixing of multitemporal hyperspectral images accounting for spectral variability

IEEE Transactions on Image Processing, 2016, vol. 25 (n° 9), pp. 3979-3990. ⟨10.1109/TIP.2016.2579309⟩

Pierre-Antoine Thouvenin,Nicolas Dobigeon,Jean-Yves Tourneret

Lien : https://hal.science/hal-01500507v1

Unmixing multitemporal hyperspectral images with variability: an online algorithm

IEEE International Conference on Acoustics, Speech, and Signal Processing (ICASSP 2016), Mar 2016, Shangai, China. pp. 3351-3355

Pierre-Antoine Thouvenin,Nicolas Dobigeon,Jean-Yves Tourneret

Lien : https://hal.science/hal-01535952v1

A perturbed linear mixing model accounting for spectral variability

23rd European Signal and Image Processing Conference (EUSIPCO 2015), Aug 2015, Nice, France. pp. 814-818

Pierre-Antoine Thouvenin,Nicolas Dobigeon,Jean-Yves Tourneret

Lien : https://hal.science/hal-01360872v1