Access content directly

Antoine Collas

11
Documents

Presentation

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

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
Conference papers hal-04022713v1
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
Conference papers hal-03931132v1
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⟩
Conference papers hal-03752879v1
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
Conference papers hal-03778386v1
Image document

A Tyler-type estimator of location and scatter leveraging Riemannian optimization

Antoine Collas , Florent Bouchard , A. Breloy , Chengfang Ren , Guillaume Ginolhac
2021 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Jun 2021, Toronto, Canada. ⟨10.1109/ICASSP39728.2021.9414974⟩
Conference papers hal-03144104v1