CR

Chengfang Ren

47
Documents

Présentation

Publications

17
13
9
4
2
1
1
4
3
3
2
2
2
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
10
18
13
12
12
11
11
11
9
9
5
5
4
4
4
4
4
3
3
3
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
6
3
2
1
1
3
3
9
5
2
7
3
3
1
6
2
3
3
1
22
13
11
1
1

Publications

Image document

The Human Activity Radar Challenge: Benchmarking Based on the ‘Radar Signatures of Human Activities’ Dataset From Glasgow University

Shufan Yang , Julien Le Kernec , Olivier Romain , Francesco Fioranelli , Pierre Cadart et al.
IEEE Journal of Biomedical and Health Informatics, 2023, 27 (4), pp.1813-1824. ⟨10.1109/JBHI.2023.3240895⟩
Article dans une revue hal-04500661 v1
Image document

Impact of PolSAR Pre-Processing and Balancing Methods on Complex-Valued Neural Networks Segmentation Tasks

Jose Agustin Barrachina , Chengfang Ren , Christéle Morisseau , Gilles Vieillard , Jean-Philippe Ovarlez
IEEE Open Journal of Signal Processing, 2023, 4, pp.157-166. ⟨10.1109/OJSP.2023.3246391⟩
Article dans une revue hal-04052466 v1
Image document

Self-Supervised Learning Based Anomaly Detection in Synthetic Aperture Radar Imaging

Max Muzeau , Chengfang Ren , Sebastien Angelliaume , Mihai Datcu , Jean-Philippe Ovarlez
IEEE Open Journal of Signal Processing, 2022, 3, pp.440-449. ⟨10.1109/OJSP.2022.3229618⟩
Article dans une revue hal-03975492 v1
Image document

Comparison Between Equivalent Architectures of Complex-valued and Real-valued Neural Networks - Application on Polarimetric SAR Image Segmentation

José Agustín Barrachina , Chengfang Ren , Christèle Morisseau , Gilles Vieillard , Jean-Philippe Ovarlez
Journal of Signal Processing Systems, 2022, ⟨10.1007/s11265-022-01793-0⟩
Article dans une revue hal-03771786 v1
Image document

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

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

Matched and Mismatched Estimation of Kronecker Product of Linearly Structured Scatter Matrices under Elliptical Distributions

Bruno Meriaux , Chengfang Ren , Arnaud Breloy , Mohammed Nabil El Korso , Philippe Forster
IEEE Transactions on Signal Processing, 2021, 69, pp.603-616. ⟨10.1109/TSP.2020.3042946⟩
Article dans une revue hal-03039552 v1
Image document

Asymptotic Performance of Complex M-estimators for Multivariate Location and Scatter Estimation

Bruno Meriaux , Chengfang Ren , Mohammed Nabil El Korso , Arnaud Breloy , Philippe Forster
IEEE Signal Processing Letters, 2019, 26 (2), pp.367-371. ⟨10.1109/lsp.2019.2891201⟩
Article dans une revue hal-01968961 v1
Image document

Asymptotic Performance of Complex $M$ -Estimators for Multivariate Location and Scatter Estimation

Bruno Mériaux , Chengfang Ren , Mohammed Nabil El Korso , Arnaud Breloy , Philippe Forster
IEEE Signal Processing Letters, 2019, 26 (2), pp.367-371. ⟨10.1109/LSP.2019.2891201⟩
Article dans une revue hal-04472361 v1
Image document

On the Maximum Likelihood Estimator Statistics for Unimodal Elliptical Distributions in the High Signal-to-Noise Ratio Regime

Steeve Zozor , Chengfang Ren , Alexandre Renaux
IEEE Signal Processing Letters, 2018, 25 (6), pp.883 - 887. ⟨10.1109/LSP.2018.2831178⟩
Article dans une revue hal-01798888 v1
Image document

Information-Estimation relationship in mismatched Gaussian channels

Saloua Chlaily , Chengfang Ren , Pierre-Olivier Amblard , Olivier J.J. Michel , Pierre Comon et al.
IEEE Signal Processing Letters, 2017, 24 (5), pp.688-692. ⟨10.1109/LSP.2017.2687764⟩
Article dans une revue hal-01493481 v1
Image document

Hybrid Barankin-Weiss-Weinstein bounds

Chengfang Ren , Jérôme Galy , Eric Chaumette , Pascal Larzabal , Alexandre Renaux
IEEE Signal Processing Letters, 2015, 22 (11), pp.2064-2068. ⟨10.1109/lsp.2015.2457617⟩
Article dans une revue hal-01234910 v1
Image document

Recursive hybrid Cramer-Rao bound for discrete-time Markovian dynamic systems

Chengfang Ren , Jérôme Galy , Eric Chaumette , François Vincent , Pascal Larzabal et al.
IEEE Signal Processing Letters, 2015, 22 (10), pp.1543-1547. ⟨10.1109/LSP.2015.2412173⟩
Article dans une revue hal-01226835 v1
Image document

On the accuracy and resolvability of vector parameter estimates

Chengfang Ren , Mohammed Nabil El Korso , Jérôme Galy , Eric Chaumette , Pascal Larzabal et al.
IEEE Transactions on Signal Processing, 2014, 62 (14), pp.3682-3694. ⟨10.1109/TSP.2014.2328322⟩
Article dans une revue hal-01103527 v1
Image document

Complex-valued Wasserstein GAN for SAR Image Generation

Victor Dhédin , Jérémie Levi , Jérémy Fix , Chengfang Ren , I. Hinostroza
IEEE IGARSS 2024, Jul 2024, Athens, Greece
Communication dans un congrès hal-04529685 v1
Image document

On the impact of despeckling for supervised SAR super-resolution

Max Muzeau , Chengfang Ren , Jérémy Fix , Frederic Brigui , Jean-Philippe Ovarlez
EUSAR 2024, Apr 2024, Munich, Germany
Communication dans un congrès hal-04914978 v1
Image document

General Feature Extraction In SAR Target Classification: A Contrastive Learning Approach Across Sensor Types

M. Muzeau , J. Frontera-Pons , Chengfang Ren , J.-P. Ovarlez
IGARSS 2024 - 2024 IEEE International Geoscience and Remote Sensing Symposium, Jul 2024, Athènes, Greece. pp.8703-8707, ⟨10.1109/IGARSS53475.2024.10642123⟩
Communication dans un congrès hal-04915023 v1
Image document

Neural network scoring for efficient computing

Hugo Waltsburger , Erwan Libessart , Chengfang Ren , Anthony Kolar , Régis Guinvarc'H
56th International Symposium on Circuits and Systems (ISCAS), 2023, IEEE; IEEE CAS Society, May 2023, Monterey, United States. pp.1-5, ⟨10.1109/ISCAS46773.2023.10181766⟩
Communication dans un congrès hal-04151361 v1
Image document

SAR Anomalies Detection based on Deep Learning

Max Muzeau , Chengfang Ren , Sebastien Angelliaume , Mihai Datcu , Jean-Philippe Ovarlez
XXVIIIème Colloque GRETSI 2022, Sep 2022, Nancy, France
Communication dans un congrès hal-03790615 v1
Image document

Complex-valued neural networks for polarimetric sar segmentation using pauli representation

José Barrachina , Chengfang Ren , Christèle Morisseau , Gilles Vieillard , Jean-Philippe Ovarlez
IEEE- IGARSS 2022, Jul 2022, Kuala Lumpur, Malaysia. ⟨10.1109/IGARSS46834.2022.9883251⟩
Communication dans un congrès hal-03752893 v1
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-03931132 v1
Image document

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

Antoine Collas , Florent Bouchard , Guillaume Ginolhac , Arnaud Breloy , Chengfang Ren et al.
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-03752879 v1
Image document

Merits of Complex-Valued Neural Networks for PolSAR image segmentation

José Agustin Barrachina , Chengfang Ren , Christèle Morisseau , Gilles Vieillard , Jean-Phillipe Ovarlez
GRETSI 2022, Sep 2022, Nancy, France
Communication dans un congrès hal-03830417 v1
Image document

Détection d'anomalies en SAR basée sur les réseaux génératifs

Max Muzeau , Chengfang Ren , Sébastien Angelliaume , Mihai Datcu , Jean-Philippe Ovarlez
GRETSI 2022, Sep 2022, Nancy, France
Communication dans un congrès hal-03830331 v1
Image document

Apprentissage par transfert en grande dimension : application aux images SAR polarimétriques

Cyprien Doz , Chengfang Ren , Jean-Philippe Ovarlez , Romain Couillet
GRETSI 2022 - XXIIXème Colloque Francophone de Traitement du Signal et des Images, Sep 2022, Nancy, France
Communication dans un congrès hal-03829615 v1

Classification in C-band of Doppler signatures of human activities in indoor environment

Pierre Cadart , Marin Merlin , Giovanni Manfredi , Jérémy Fix , Chengfang Ren et al.
IET International Radar Conference 2020, 2021, Chongqing, China. ⟨10.1049/icp.2021.0597⟩
Communication dans un congrès hal-03022656 v1
Image document

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

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

Complex-Valued vs. Real-Valued Neural Networks for Classification Perspectives: An Example on Non-Circular Data

J Agustin A Barrachina , Chengfang Ren , Christele Morisseau , Gilles Vieillard , Jean-Philippe Ovarlez
2021 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), Jun 2021, Toronto, Canada. ⟨10.1109/ICASSP39728.2021.9413814⟩
Communication dans un congrès hal-03144092 v1
Image document

Efficient Estimation of Kronecker Product of Linear Structured Scatter Matrices under t-distribution

Bruno Meriaux , Chengfang Ren , Arnaud Breloy , Mohammed Nabil El Korso , Philippe Forster
28th European Signal Processing Conference (EUSIPCO 2020), Jan 2021, Amsterdam, Netherlands. pp.2418-2422, ⟨10.23919/eusipco47968.2020.9287415⟩
Communication dans un congrès hal-02873816 v1
Image document

Analysis of airplane signatures using passive VHF radar for recognition perspectives

Israel Hinostroza Sáenz , Chengfang Ren , Thierry Letertre , Jérémy Fix
2019 International Radar Conference, Sep 2019, Toulon, France. ⟨10.1109/RADAR41533.2019.171376⟩
Communication dans un congrès hal-02492643 v1
Image document

Estimation robuste de matrices de dispersion structurées pour des modèles bien/mal spécifiés

Bruno Meriaux , Chengfang Ren , Mohammed Nabil El Korso , Arnaud Breloy , Philippe Forster
28eme Colloque francophone de traitement du signal et des images (GRETSI 2019), Aug 2019, Lille, France
Communication dans un congrès hal-02155887 v1
Image document

On the Recursions of Robust COMET Algorithm for Convexly Structured Shape Matrix

Bruno Meriaux , Chengfang Ren , Arnaud Breloy , Mohammed Nabil El Korso , P Forster et al.
27th European Signal Processing Conference (EUSIPCO 2019), Sep 2019, La Corogne, Spain. ⟨10.23919/eusipco.2019.8903167⟩
Communication dans un congrès hal-02155905 v1
Image document

Distributing deep neural networks for maximising computing capabilities and power efficiency in swarm

Victor Gacoin , Anthony Kolar , Chengfang Ren , Régis Guinvarc'H
2019 IEEE International Symposium on Circuits and Systems (ISCAS), May 2019, Sapporo, Japan. ⟨10.1109/ISCAS.2019.8702672⟩
Communication dans un congrès hal-02434837 v1
Image document

Une version récursive de RCOMET pour l'estimation robuste de matrices de forme à structure convexe

Bruno Meriaux , Chengfang Ren , Arnaud Breloy , Mohammed Nabil El Korso , P Forster et al.
28eme Colloque francophone de traitement du signal et des images (GRETSI 2019), Aug 2019, Lille, France
Communication dans un congrès hal-02155900 v1
Image document

Performance bounds for change point and time delay estimation

Chengfang Ren , Alexandre Renaux , Sylvain Azarian
26th European Signal Processing Conference (EUSIPCO 2018), Sep 2018, Rome, Italy. ⟨10.23919/eusipco.2018.8553063⟩
Communication dans un congrès hal-01895286 v1
Image document

Efficient Estimation of Scatter Matrix with Convex Structure under t-Distribution

Bruno Meriaux , Chengfang Ren , Mohammed Nabil El Korso , Arnaud Breloy , Philippe Forster
2018 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP 2018), Apr 2018, Calgary, Canada. pp.4474-4478, ⟨10.1109/icassp.2018.8462449⟩
Communication dans un congrès hal-01784707 v1
Image document

Performances optimales pour les données multimodales partiellement couplées

Chengfang Ren , Rodrigo Cabral Farias , Pierre-Olivier Amblard , Pierre Comon
GRETSI 2017 - XXVIème Colloque francophone de traitement du signal et des images, Sep 2017, Juan-Les-Pins, France
Communication dans un congrès hal-01567124 v1
Image document

Robust-COMET for Covariance Estimation in Convex Structures: Algorithm and Statistical Properties

Bruno Meriaux , Chengfang Ren , Mohammed Nabil El Korso , Arnaud Breloy , Philippe Forster
2017 IEEE 7th International Workshop on Computational Advances in Multi-Sensor Adaptive Processing (CAMSAP 2017), Dec 2017, Curaçao, Netherlands. pp.1-5, ⟨10.1109/CAMSAP.2017.8313081⟩
Communication dans un congrès hal-01651772 v1
Image document

Performance bounds under misspecification model for MIMO radar application

Chengfang Ren , Mohammed Nabil El Korso , Jérôme Galy , Eric Chaumette , Pascal Larzabal et al.
23rd European Signal Processing Conference (EUSIPCO 2015), Aug 2015, Nice, France. pp.514-518, ⟨10.1109/EUSIPCO.2015.7362436⟩
Communication dans un congrès hal-01234922 v1
Image document

Une nouvelle approche de résolution limite dans le cadre d'estimation paramétrique multidimensionnelle

Chengfang Ren , Mohammed Nabil El Korso , Jérôme Galy , Eric Chaumette , Pascal Larzabal et al.
25eme Colloque francophone de traitement du signal et des images (GRETSI 2015), Sep 2015, Lyon, France
Communication dans un congrès hal-01234914 v1
Image document

A constrained hybrid Cramér-Rao bound for parameter estimation

Chengfang Ren , Julien Le Kernec , Jérôme Galy , Eric Chaumette , Pascal Larzabal et al.
ICASSP: International Conference on Acoustics, Speech and Signal Processing, Apr 2015, Brisbanne, Australia. pp.3472-3476, ⟨10.1109/ICASSP.2015.7178616⟩
Communication dans un congrès hal-01234924 v1
Image document

Borne de Cramér-Rao sous contraintes pour l'estimation simultanée de paramètres aléatoires et non aléatoires

Chengfang Ren , Julien Le Kernec , Jérôme Galy , Éric Chaumette , Pascal Larzabal et al.
25eme Colloque francophone de traitement du signal et des images (GRETSI 2015), Sep 2015, Lyon, France
Communication dans un congrès hal-01234916 v1
Image document

A Ziv-Zakai type bound for hybrid parameter estimation

Chengfang Ren , Jérôme Galy , Eric Chaumette , Pascal Larzabal , Alexandre Renaux
ICASSP: International Conference on Acoustics, Speech and Signal Processing, May 2014, Florence, Italy. ⟨10.1109/ICASSP.2014.6854486⟩
Communication dans un congrès hal-00947790 v1
Image document

Une borne inférieure de l'erreur quadratique moyenne pour l'estimation simultané de paramètres aléatoires et non-aléatoires

Chengfang Ren , Jérôme Galy , Eric Chaumette , Pascal Larzabal , Alexandre Renaux
GRETSI 2013, Sep 2013, Brest, France
Communication dans un congrès hal-00926286 v1
Image document

High resolution techniques for Radar: Myth or Reality?

Chengfang Ren , Jérôme Galy , Eric Chaumette , Pascal Larzabal , Alexandre Renaux
EUSIPCO: European Signal Processing Conference, Sep 2013, Marrakech, Morocco
Communication dans un congrès hal-00926285 v1
Image document

Hybrid Lower Bound On The MSE Based On The Barankin And Weiss-Weinstein Bounds

Chengfang Ren , Jérôme Galy , Eric Chaumette , Pascal Larzabal , Alexandre Renaux
ICASSP: International Conference on Acoustics, Speech, and Signal Processing, May 2013, Vancouver, Canada. pp.5534-5538, ⟨10.1109/ICASSP.2013.6638722⟩
Communication dans un congrès hal-00800214 v1