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Antoine Collas
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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
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Probabilistic PCA From Heteroscedastic Signals: Geometric Framework and Application to ClusteringIEEE Transactions on Signal Processing, 2021, 69, pp.6546-6560. ⟨10.1109/TSP.2021.3130997⟩
Journal articles
hal-03521278v1
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Robust Low-rank Change Detection for SAR Image Time SeriesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, 2020, 13, pp.3545-3556. ⟨10.1109/JSTARS.2020.2999615⟩
Journal articles
hal-02345330v2
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Apprentissage robuste de distance par géométrie riemannienneGRETSI, XXVIIIème Colloque Francophone de Traitement du Signal et des Images, GRETSI, Sep 2022, Nancy, France
Conference papers
hal-03778386v1
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ON THE USE OF GEODESIC TRIANGLES BETWEEN GAUSSIAN DISTRIBUTIONS FOR CLASSIFICATION PROBLEMSIEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP) ICASSP, May 2022, Singapour, Singapore. ⟨10.1109/ICASSP43922.2022.9747872⟩
Conference papers
hal-03752879v1
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Robust Geometric Metric Learning30th European Signal Processing Conference, EUSIPCO 2022, Aug 2022, Belgrade, Serbia
Conference papers
hal-03931132v1
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A Tyler-type estimator of location and scatter leveraging Riemannian optimization2021 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Jun 2021, Toronto, Canada. ⟨10.1109/ICASSP39728.2021.9414974⟩
Conference papers
hal-03144104v1
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Entropic Wasserstein component analysis2023
Preprints, Working Papers, ...
hal-04022713v1
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Parametric information geometry with the package Geomstats2022
Preprints, Working Papers, ...
hal-03862556v1
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