Accéder directement au contenu

Antoine Collas

7
Documents

Présentation

I am currently a PhD student at SONDRA - CentraleSupelec. My research interests are : - structured covariance estimation - optimization - clustering (and more generally machine learning) - change detection - image segmentation - SAR images

Publications

arnaud-breloy
Image document

Probabilistic PCA From Heteroscedastic Signals: Geometric Framework and Application to Clustering

 Antoine Collas , Florent Bouchard , Arnaud Breloy , Guillaume Ginolhac , Chengfang Ren
IEEE Transactions on Signal Processing, 2021, 69, pp.6546-6560. ⟨10.1109/TSP.2021.3130997⟩
Article dans une revue hal-03521278v1
Image document

Robust Low-rank Change Detection for SAR Image Time Series

 Ammar Mian , Antoine Collas , Arnaud Breloy , Guillaume Ginolhac , Jean-Philippe Ovarlez
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2020, 13, pp.3545-3556. ⟨10.1109/JSTARS.2020.2999615⟩
Article dans une revue hal-02345330v2
Image document

Entropic Wasserstein component analysis

 Antoine Collas , Titouan Vayer , Rémi Flamary , Arnaud Breloy
IEEE International Workshop on Machine Learning for Signal Processing (MLSP), Sep 2023, Rome, Italy
Communication dans un congrès hal-04022713v1
Image document

ON THE USE OF GEODESIC TRIANGLES BETWEEN GAUSSIAN DISTRIBUTIONS FOR CLASSIFICATION PROBLEMS

 Antoine Collas , Florent Bouchard , Guillaume Ginolhac , Arnaud Breloy , Chengfang Ren
2022 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2022), May 2022, Singapour, Singapore. ⟨10.1109/ICASSP43922.2022.9747872⟩
Communication dans un congrès hal-03752879v1
Image document

Robust Geometric Metric Learning

 Antoine Collas , Arnaud Breloy , Guillaume Ginolhac , Chengfang Ren , Jean-Philippe Ovarlez
30th European Signal Processing Conference, EUSIPCO 2022, Aug 2022, Belgrade, Serbia
Communication dans un congrès hal-03931132v1
Image document

Apprentissage robuste de distance par géométrie riemannienne

 Antoine Collas , Arnaud Breloy , Guillaume Ginolhac , Chengfang Ren , Jean-Philippe Ovarlez
GRETSI, XXVIIIème Colloque Francophone de Traitement du Signal et des Images, GRETSI, Sep 2022, Nancy, France
Communication dans un congrès hal-03778386v1
Image document

The Fisher-Rao geometry of CES distributions

 Florent Bouchard , Arnaud Breloy , Antoine Collas , Alexandre Renaux , Guillaume Ginolhac
Springer. Elliptical Distributions in Signal Processing, inPress
Chapitre d'ouvrage hal-04225646v1