$$ \def\NN{{\mathbb N}} $$
$$ \def\RR{{\mathbb R}} $$
$$ \def\CC{{\mathbb C}} $$
$$ \def\ZZ{{\mathbb Z}} $$
$$ \DeclareMathOperator*{\dom}{dom} $$
$$ \DeclareMathOperator*{\TV}{TV} $$
$$ \def\STV{\mathrm{STV}} $$
$$ \DeclareMathOperator*{\argmin}{argmin} $$
$$ \DeclareMathOperator*{\TVani}{{TV}^\text{ani}} $$
$$ \DeclareMathOperator*{\HTValpha}{{HTV}_\alpha} $$
$$ \DeclareMathOperator*{\divergence}{div} $$
$$ \newcommand\RRRR[1]{\RR^{#1} \times \RR^{#1}} $$

Homepage of Rémy Abergel

Publications

Google Scholar link.

  • Fast and accurate evaluation of a generalized incomplete gamma function, Rémy Abergel and Lionel Moisan, ACM Transactions on Mathematical Software (TOMS), 2020. DOI: 10.1145/3365983. Download published version pdfsmall.gif, revised preprint pdfsmall.gif, software in C logozip.gif logo_tgz.gif.
  • LSDSAR, a Markovian a contrario framework for line segment detection in SAR images, Chenguang Liu, Rémy Abergel, Yann Gousseau and Florence Tupin. Pattern Recognition, 2019. DOI: 10.1016/j.patcog.2019.107034.
  • Resolution-Preserving Speckle Reduction of SAR Images: the Benefits of Speckle Decorrelation and Targets Extraction, Rémy Abergel, Loïc Denis, Florence Tupin, Saïd Ladjal, Charles-Alban Deledalle and Andrés Almansa, proceedings of the IEEE International Geoscience and Remote Sensing Symposium (IGARSS), 2019. Download published version ieeeexplore.gif, revised preprint pdfsmall.gif, DOI: 10.1109/IGARSS.2019.8900036.
  • Sub-pixellic Methods for Sidelobes Suppression and Strong Targets Extraction in Single Look Complex SAR Images, Rémy Abergel, Loïc Denis, Saïd Ladjal and Florence Tupin, IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing (JSTARS), March 2018. Download published version ieeeexplore.gif, revised preprint pdfsmall.gif, DOI: 10.1109/JSTARS.2018.2790987, software (in C language, including independent MATLAB Mex interface) logozip.gif.
  • The Shannon Total Variation, Rémy Abergel and Lionel Moisan, Journal of Mathematical Imaging and Vision, 2017. Download published version springerlink.gif (also available here), revised preprint pdfsmall.gif, DOI: 10.1007/s10851-017-0733-5, software in C logozip.gif logo_tgz.gif, in Matlab (version >= 2013) logozip.gif logo_tgz.gif.
  • A Complex Spectrum Based SAR Image Resampling Method with Restricted Target Sidelobes and Statistics Preservation, Rémy Abergel, Saïd Ladjal, Florence Tupin and Jean-Marie Nicolas, proceedings of the IEEE International Geoscience and Remote Sensing Symposium (IGARSS), 2017. Download published version ieeeexplore.gif, preprint pdfsmall.gif, DOI: 10.1109/IGARSS.2017.8128214
  • Total Variation Restoration of Images Corrupted by Poisson Noise with Iterated Conditional Expectations, Rémy Abergel, Cécile Louchet, Lionel Moisan, Tieyong Zeng, proceedings of Scale Space and Variational Methods in Computer Vision, 2015. Download published version springerlink.gif (DOI: 10.1007/978-3-319-18461-6_15), revised preprint pdfsmall.gif, software (in C language) logozip.gif logo_tgz.gif.
  • Accelerated A-contrario Detection of Smooth Trajectories, Rémy Abergel, Lionel Moisan, proceedings of the European Signal Processing Conference (EUSIPCO), 2014. Download published version ieeeexplore.gif, eusipco.gif, revised preprint pdfsmall.gif. Visit the website to download a C implementation.

PhD Thesis

Talks & Posters

  • July 31, 2019: ``Resolution-Preserving Speckle Reduction of SAR Images: the Benefits of Speckle Decorrelation and Targets Extraction'', 2019 IEEE International Geoscience and Remote Sensing Symposium (IGARSS), Yokohama, Japan.
  • July 11, 2019: ``Total Variation Restoration of Images Corrupted by Poisson Noise with Iterated Conditional Expectations'', Applied Inverse Problems Conference (minisymposium n. 44), Grenoble, France.
  • February 6, 2019: ``The Shannon Total Variation'', Variational methods and optimization in imaging, Institut Henri Poincarré, Paris, France: video link.
  • February 2, 2018: ``Quelques modèles mathématiques et problèmes de calcul scientifique appliqués au traitement d’images numériques'', Colloquium du laboratoire MAP5, Paris, France.
  • July 28, 2017: ``A Complex Spectrum Based SAR Image Resampling Method with Restricted Target Sidelobes and Statistics Preservation'', IEEE International Geoscience and Remote Sensing Symposium 2017, Fort Worth, USA.
  • June 22, 2016: ``The Shannon Total Variation'', Mathématiques de l'Imagerie Stéréoscopique Spatiale (MISS), CESBIO, CNES Toulouse, France.
  • June 2, 2016: ``The Shannon Total Variation'', Séminaire de Mathématiques Appliquées au Traitement d'Images (SMATI), LTCI, Télecom ParisTech, Paris, France.
  • May 26, 2016: ``Image Restoration with Shannon Total Variation'', SIAM Conference on Imaging Science, New Models for Image Restoration and Enhancement (minisymposium n. 86), Albuquerque, New-Mexico, USA.
  • April 21, 2016 : ``Dual methods for the minimization of the total variation'', Different Learning Seminar, LTCI, Télecom ParisTech, Paris, France (slides).
  • June 2, 2015 : ``Total Variation Restoration of Images Corrupted by Poisson Noise with Iterated Conditional Expectations'', SSVM, Cap-Férret, France (poster).
  • September 5, 2014 : ``Accelerated A-contrario Detection of Smooth Trajectories'', EUSIPCO, Lisbon, Portugal (poster).