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François Orieux

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  • http://pro.orieux.fr

Présentation

Webpage [http://pro.orieux.fr](http://research.orieux.fr) François orieux is Assistant Professor at the Université Paris-Saclay, Science Faculty of Orsay, and a researcher in the Laboratoire des Signaux et Systèmes, Groupe Problèmes Inverses (Univ. Paris-Saclay, CNRS, CentraleSupélec, Université Paris-Saclay). He is also an associate researcher with the Institut d'Astrophysique Spatiale (Univ. Paris-Saclay, CNRS). He received his Ph.D. degree in signal processing at Université Paris-Sud, Orsay, France. His research focuses on Bayesian methodological approaches for ill-posed inverse problems resolution with examples of applications in astrophysics or biological microscopy. F. Orieux is a member of the Laboratoire des Signaux et Systèmes (Univ. Paris-Saclay, CNRS, CentraleSupélec), 91 192, Gif-sur-Yvette, France. e-mail: orieux@l2s.centralesupelec.fr.}

Publications

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Gradient Scan Gibbs Sampler: an efficient algorithm for high-dimensional Gaussian distributions

Olivier Féron , François Orieux , Jean-François Giovannelli
IEEE Journal of Selected Topics in Signal Processing, 2016, 10 (2), pp.343-352. ⟨10.1109/JSTSP.2015.2510961⟩
Article dans une revue hal-01252598v1
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Estimating hyperparameters and instrument parameters in regularized inversion. Illustration for SPIRE/Herschel map making.

François Orieux , Jean-François Giovannelli , Thomas Rodet , Alain Abergel
Astronomy and Astrophysics - A&A, 2013, 549, pp.A83. ⟨10.1051/0004-6361/201219950⟩
Article dans une revue hal-00778082v1
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Sampling high-dimensional Gaussian distributions for general linear inverse problems

François F. Orieux , Olivier Féron , Jean-François Giovannelli
IEEE Signal Processing Letters, 2012, 19 (5), pp.251. ⟨10.1109/LSP.2012.2189104⟩
Article dans une revue hal-00779449v1
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Super-resolution in map-making based on a physical instrument model and regularized inversion. Application to SPIRE/Herschel.

François Orieux , Jean-François Giovannelli , Thomas Rodet , Alain Abergel , H Ayasso
Astronomy and Astrophysics - A&A, 2012, pp.38. ⟨10.1051/0004-6361/201116817⟩
Article dans une revue hal-00674514v1
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Bayesian estimation of regularization and point spread function parameters for Wiener-Hunt deconvolution

François Orieux , Jean-François Giovannelli , Thomas Rodet
Journal of the Optical Society of America. A Optics, Image Science, and Vision, 2010, pp.1593. ⟨10.1364/JOSAA.27.001593⟩
Article dans une revue hal-00674508v1
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Data Inversion for Over-Resolved Spectral Imaging in Astronomy

Thomas Rodet , François Orieux , Jean-François Giovannelli , Alain Abergel
IEEE Journal of Selected Topics in Signal Processing, 2008, 2 (5), pp. 802-811
Article dans une revue hal-00411775v1
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Gradient scan Gibbs sampler: An efficient high-dimensional sampler application in inverse problems

François Orieux , O Féron , Jean-François Giovannelli
40th IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2015), Apr 2015, Brisbane, Australia. ⟨10.1109/ICASSP.2015.7178739⟩
Communication dans un congrès hal-01225866v1
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Instrument parameter estimation in bayesian convex deconvolution

François Orieux , Thomas Rodet , Jean-François Giovannelli
IEEE International Conference on Image Processing (ICIP), Sep 2010, Hong Kong, Hong Kong SAR China. pp.1161 - 1164, ⟨10.1109/ICIP.2010.5651917⟩
Communication dans un congrès hal-00546604v1
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Echantillonnage de champs gaussiens de grande dimension

Olivier Feron , François Orieux , Jean-François Giovannelli
42èmes Journées de Statistique, 2010, Marseille, France, France
Communication dans un congrès inria-00494771v1
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Deconvolution with gaussian blur parameter and hyperparameters estimation

François Orieux , Jean-François Giovannelli , Thomas Rodet
ICASSP 2010 - 35th IEEE International Conference on Acoustics, Speech and Signal Processing, Mar 2010, Dallas, TX, United States. pp.1350 - 1353, ⟨10.1109/ICASSP.2010.5495444⟩
Communication dans un congrès hal-00546590v1
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Super-resolution with continuous scan shift

François Orieux , Thomas Rodet , Jean-François Giovannelli
16th IEEE International Conference on Image Processing (ICIP), Nov 2009, Le caire, Egypt. ⟨10.1109/ICIP.2009.5413718⟩
Communication dans un congrès hal-00416568v1
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Data inversion for hyperspectral objects in astronomy

Thomas Rodet , François Orieux , Jean-François Giovannelli , Alain Abergel
First IEEE GRSS Workshop on Hyperspectral Image and Signal Processing, Aug 2009, Grenoble, France. ⟨10.1109/WHISPERS.2009.5289008⟩
Communication dans un congrès hal-00416573v1
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Inversion de données pour l'imagerie spectrale sur-résolue en astronomie

François Orieux , Thomas Rodet , Jean-François Giovannelli , Alain Abergel
Gretsi 2007, Sep 2007, Troyes, France. pp.717
Communication dans un congrès hal-00880485v1