H. Brehier, A. Breloy, C. Ren, G. Ginolhac, "Through the Wall Radar Imaging via Kronecker-structured Huber-type RPCA", Elsevier Signal Processing, Volume 214, ISSN 0165-1684, 2024, https://doi.org/10.1016/j.sigpro.2023.109228.
A. Collas, A. Breloy, C. Ren, G. Ginolhac and J. -P. Ovarlez, "Riemannian Optimization for Non-Centered Mixture of Scaled Gaussian Distributions," in IEEE Transactions on Signal Processing, vol. 71, pp. 2475-2490, 2023, doi: 10.1109/TSP.2023.3290354.
S. Yang, J. Le Kernec, O. Romain, F. Fioranelli, P. Cadart, J. Fix, C. Ren, G. Manfredi, T. Letertre, I. Hinostroza, and J. Zhang, H. Liang, X. Wang, G. Li, Z. Chen, K. Liu, X. Chen, J. Li, X. Wu, Y. Chen and T. Jin, "The Human Activity Radar Challenge: Benchmarking Based on the ‘Radar Signatures of Human Activities’ Dataset From Glasgow University," in IEEE Journal of Biomedical and Health Informatics, vol. 27, no. 4, pp. 1813-1824, April 2023, doi: 10.1109/JBHI.2023.3240895.
J. A. Barrachina, C. Ren, C. Morisseau, G. Vieillard, J.-P. Ovarlez, "Theory and Implementation of Complex-Valued Neural Networks", arXiv:2302.08286v1, 2023.
J. A. Barrachina, C. Ren, C. Morisseau, G. Vieillard and J. -P. Ovarlez, "Impact of PolSAR Pre-Processing and Balancing Methods on Complex-Valued Neural Networks Segmentation Tasks," in IEEE Open Journal of Signal Processing, vol. 4, pp. 157-166, 2023, doi: 10.1109/OJSP.2023.3246391.
M. Muzeau, C. Ren, S. Angelliaume, M. Datcu and J. -P. Ovarlez, "Self-Supervised Learning Based Anomaly Detection in Synthetic Aperture Radar Imaging," in IEEE Open Journal of Signal Processing, vol. 3, pp. 440-449, 2022, doi: 10.1109/OJSP.2022.3229618.
J. A. Barrachina, C. Ren, C. Morisseau, G. Vieillard, J.-P. Ovarlez, "Comparison Between Equivalent Architectures of Complex-valued and Real-valued Neural Networks - Application on Polarimetric SAR Image Segmentation", Journal of Signal Processing System, vol. 95, pp. 57-66, 2023, DOI : 10.1007/s11265-022-01793-0.
A. Collas, F. Bouchard, A. Breloy, G. Ginolhac, C. Ren and J. -P. Ovarlez, "Probabilistic PCA From Heteroscedastic Signals: Geometric Framework and Application to Clustering," in IEEE Transactions on Signal Processing, vol. 69, pp. 6546-6560, 2021, doi: 10.1109/TSP.2021.3130997.
J. Fix, C. Ren, A. Costa Lopes, G. Morice, S. Kobayashi, T. Leterte and I. D. Hinostroza Sáenz, "Deep learning for aircraft classification from VHF radar signatures", IET Radar Sonar Navig, 15: 697-707, 2021. https://doi.org/10.1049/rsn2.12067.
B. Mériaux, C. Ren, A. Breloy, M.N. El Korso and P. Forster, "Matched and Mismatched Estimation of Kronecker Product of Linearly Structured Scatter Matrices under Elliptical Distributions", in IEEE Transactions on Signal Processing, vol. 69, pp. 603-616, 2021.
B. Meriaux, C. Ren, M. N. E. Korso, A. Breloy and P. Forster, "Robust estimation of structured scatter matrices in (mis)matched models", Elsevier Signal Processing, Volume 165, dec. 2019, pp. 163-174.
B. Meriaux, C. Ren, M. N. E. Korso, A. Breloy and P. Forster, "Asymptotic Performance of Complex M-estimators for Multivariate Location and Scatter Estimation ", IEEE Signal Processing Letters, Volume : 26, Issue : 2, feb. 2019, pp.367-371.
S. Zozor, C. Ren and A. Renaux, "On the Maximum Likelihood Estimator Statistics for Unimodal Elliptical distributions in the high Signal-to-Noise Ratio regime", IEEE Signal Processing Letters, Volume : 25, Issue : 6, June 2018, pp.883-887.
S. Chlaily, C. Ren, P. O. Amblard, O. Michel, P. Comon and C. Jutten, "Information-Estimation Relationship in Mismatched Gaussian Channels", IEEE Signal Processing Letters, vol. 24, no. 5, pp. 688-692, May 2017.
C. Ren, J. Galy, E. Chaumette, P. Larzabal and A. Renaux, "Hybrid Barankin-Weiss-Weinstein Bounds", IEEE Signal Processing Letters, Volume : 22, Issue : 11, nov. 2015, pp.2064-2068.
C. Ren, J. Galy, E. Chaumette, F. Vincent, P. Larzabal and A. Renaux, "Recursive hybrid Cramér-Rao bound for discrete-time Markovian dynamic systems", IEEE Signal Processing Letters, Volume : 22, Issue : 10, oct. 2015, pp.1543-1547.
C. Ren, M. N. El Korso, J. Galy, E. Chaumette, P. Larzabal and A. Renaux, "On the accuracy and resolvability of vector parameter estimates", IEEE Transactions on Signal Processing, Volume : 62, Issue : 14, Jul. 2014, pp.3682-3694.
V. Dhédin, J. Levi, J. Fix, C. Ren, I. Hinostroza. Complex-valued Wasserstein GAN for SAR Image Generation, 2022 IEEE International, Geoscience and Remote Sensing Symposium (IGARSS), Athens, Grece, July 2024.
H. Waltsburger, E. Libessart, C. Ren, A. Kolar and R. Guinvarc'h, "Neural network scoring for efficient computing," 2023 IEEE International Symposium on Circuits and Systems (ISCAS), Monterey, CA, USA, 2023, pp. 1-5, doi: 10.1109/ISCAS46773.2023.10181766.
C. Doz, C. Ren, J.-P. Ovarlez R. Couillet, "Large dimensional analysis of LS-SVM transfer learning: Application to POLSAR classification", ICASSP 2023 - 2023 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2023.
M. Muzeau, C. Ren, S. Angelliaume, M. Datcu, J.-P. Ovarlez, "Self-supervised SAR anomaly detection guided with RX detector", Invited paper, Geoscience and Remote Sensing Symposium (IGARSS), 2023 IEEE International, Pasadena, California, USA, July 2023.
J. A. Barrachina, C. Ren, C. Morisseau, G. Vieillard, J.-P. Ovarlez, "Real- and Complex-Valued Neural Networks for SAR image segmentation through different polarimetric representations", Image Processing (ICIP), 2022 IEEE International Conference on, Bordeaux, France, Oct. 2022.
A. Collas, A. Breloy, G. Ginolhac, C. Ren, J.-P. Ovarlez, "Robust Geometric Metric Learning", 30th European Signal Processing Conference (EUSIPCO 2022), Belgrade, Serbia, 29 Aug.-02 Sept. 2022.
J. Fix, I. Hinostroza, C. Ren, G. Manfredi and T. Letertre, "Transfer learning for human activity classification in multiple radar setups," 30th European Signal Processing Conference (EUSIPCO 2022), Belgrade, Serbia, 29 Aug.-02 Sept. 2022.
H. Brehier, A. Breloy, C. Ren, I. Hinostroza and G. Ginolhac, "Robust PCA for Through-the-Wall Radar Imaging," 30th European Signal Processing Conference (EUSIPCO 2022), Belgrade, Serbia, 29 Aug.-02 Sept. 2022.
J. A. Barrachina, C. Ren, C. Morisseau, G. Vieillard, J.-P. Ovarlez, "Complex-Valued Neural Networks for Polarimetric Sar Segmentation Using Pauli Representation", Invited paper, Geoscience and Remote Sensing Symposium (IGARSS), 2022 IEEE International, Kuala-Lumpur, Malaysia, July 2022.
A. Collas, F. Bouchard, G. Ginolhac, A. Breloy, C. Ren, J.-P. Ovarlez, "On the Use of Geodesic Triangles Between Gaussian Distributions for Classification Problems", Acoustics, Speech and Signal Processing (ICASSP), 2022 IEEE International Conference on, Singapore, Singapore. May 2022.
J. -A. Barrachina, C. Ren, G. Vieillard, C. Morisseau and J. -P. Ovarlez, "About the Equivalence Between Complex-Valued and Real-Valued Fully Connected Neural Networks - Application to Polinsar Images," 2021 IEEE 31st International Workshop on Machine Learning for Signal Processing (MLSP), 2021, pp. 1-6, doi: 10.1109/MLSP52302.2021.9596542.
J. A. Barrachina, C. Ren, C. Morisseau, G. Vieillard and J.-P. Ovarlez, "Complex-Valued Vs. Real-Valued Neural Networks for Classification Perspectives: An Example on Non-Circular Data," ICASSP 2021 - 2021 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2021, pp. 2990-2994, doi: 10.1109/ICASSP39728.2021.9413814.
A. Collas, F. Bouchard, A. Breloy, C. Ren, G. Ginolhac and J.-P. Ovarlez, "A Tyler-Type Estimator of Location and Scatter Leveraging Riemannian Optimization," ICASSP 2021 - 2021 IEEE International Conference on Acoustics, Speech and Signal Processing (ICASSP), 2021, pp. 5160-5164, doi: 10.1109/ICASSP39728.2021.9414974.
B. Mériaux, C. Ren, A. Breloy, M. N. El Korso and P. Forster, "Efficient Estimation of Kronecker Product of Linear Structured Scatter Matrices under t-distribution," 2020 28th European Signal Processing Conference (EUSIPCO), 2021, pp. 2418-2422, doi: 10.23919/Eusipco47968.2020.9287415.
P. Cadart, M. Merlin, G. Manfredi, J. Fix, C. Ren, I. Hinostroza and T. Letertre, "Classification in C-band of Doppler signatures of human activities in indoor environment", IET International Radar Conference 2020, Chongqing, China.
I. D. Hinostroza Sáenz, C. Ren, T. Letertre and J. Fix, "Analysis of airplane signatures using passive VHF radar for recognition perspectives," 2019 International Radar Conference (RADAR), 2019, pp. 1-4, doi: 10.1109/RADAR41533.2019.171376.
B. Meriaux, A. Breloy, C. Ren, M. N. E. Korso and P. Forster, "Modified Sparse Subspace Clustering for Radar Detection in Non-stationary Clutter", in Proc. of CAMSAP International Workshop on Computational Advances in Multi-Sensor Adaptive Processing, Gouadeloupe, 2019.
B. Meriaux, C. Ren, A. Breloy, M. N. E. Korso, P. Forster and J.P. Ovarlez, "On the Recursions of Robust COMET Algorithm for Convexly Structured Shape Matrix", in Proc. of EUSIPCO the European Signal Processing Conference, Coruna, Spain, 2019.
V. Gacoin, A. Kolar, C. Ren and R. Guinvarc'h, "Distributing deep neural networks for maximising computing capabilities and power efficiency in swarm", in Proc. of ISCAS IEEE International Symposium on Circuits and Systems, Sapporo, Japan, 2019.
C. Ren, A. Renaux, S. Azarian, "Performance Bounds for Change Point and Time Delay Estimation" in Proc. of EUSIPCO the European Signal Processing Conference, Roma, Italy, 2018.
B. Meriaux, C. Ren, M. N. E. Korso, A. Breloy and P. Forster, "Efficient Estimation of Scatter Matrix with Convex Structure under t-distribution", in Proc. of ICASSP International Conference on Acoustics, Speech, and Signal Processing, Calgary, Canada, 2018.
B. Meriaux, C. Ren, M. N. E. Korso, A. Breloy and P. Forster, "Robust-COMET for covariance estimation in convex structures : Algorithm and statistical properties", in Proc. of CAMSAP International Workshop on Computational Advances in Multi-Sensor Adaptive Processing, Curacao, 2017.
C. Ren, R. C. Farias, P. O. Amblard and P. Comon, "Performance bounds for coupled models", 2016 IEEE Sensor Array and Multichannel Signal Processing Workshop (SAM), Rio de Janerio, Brazil, 2016.
C. Ren, M. N. El Korso, J. Galy, E. Chaumette, P. Larzabal and A. Renaux, "Performance bounds under misspecification model for MIMO RADAR application", in Proc. of EUSIPCO the European Signal Processing Conference, Nice, France, 2015.
C. Ren, J. Galy, E. Chaumette, P. Larzabal and A. Renaux, "A constrained hybrid Cramér-Rao bound for parameter estimation", in Proc. of ICASSP International Conference on Acoustics, Speech, and Signal Processing, Brisbane, Australia, 2015.
C. Ren, J. Galy, E. Chaumette, P. Larzabal and A. Renaux, "A Ziv-Zakai type bound for hybrid parameter estimation", in Proc. of ICASSP International Conference on Acoustics, Speech, and Signal Processing, Firenze, Italy, 2014.
C. Ren, J. Galy, E. Chaumette, P. Larzabal and A. Renaux, "High resolution techniques for Radar : Myth or Reality ?", in Proc. of EUSIPCO the European Signal Processing Conference, Marrakech, Morocco, 2013.
C. Ren, J. Galy, E. Chaumette, P. Larzabal et A. Renaux, "Hybrid lower bound on the MSE based on the Barankin and the Weiss-Weinstein bounds", in Proc. of ICASSP International Conference on Acoustics, Speech, and Signal Processing, Vancouver, Canada, 2013.
H. Brehier, A. Breloy, C. Ren, G. Ginolhac, "Atténuation robuste du fouillis mural en imagerie radar à travers murs par optimisation riemannienne", in Proc. of GRETSI Groupement de Recherche en Traitement du Signal et des Images, Grenoble, 2023.
M. Muzeau, C. Ren, D. Mihai, and J.-P. Ovarlez, "Apprentissage auto-supervisé guidé statistiquement pour la d´etection d’anomalies en imagerie SAR", in Proc. of GRETSI Groupement de Recherche en Traitement du Signal et des Images, Grenoble, 2023.
C. Doz, M. Tiomoko, C. Ren, and J.- P. Ovarlez, "Apprentissage multitâche en grande dimension : classification basée sur les covariances", in Proc. of GRETSI Groupement de Recherche en Traitement du Signal et des Images, Grenoble, 2023.
J. A. Barrachina, C. Ren, C. Morisseau, G. Vieillard, J.-P. Ovarlez, "Merits of Complex-Valued Neural Networks for PolSAR image segmentation", in Proc. of GRETSI Groupement de Recherche en Traitement du Signal et des Images, Nancy, Sept. 2022.
A. Collas, A. Breloy, G. Ginolhac, C. Ren, J.-P. Ovarlez, "Apprentissage robuste de distance par géométrie riemannienne", in Proc. of GRETSI Groupement de Recherche en Traitement du Signal et des Images, Nancy, 2022.
M. Muzeau, C. Ren, S. Angelliaume, M. Datcu, J.-P. Ovarlez, "Détection d'anomalies en SAR basée sur les réseaux génératifs", in Proc. of GRETSI Groupement de Recherche en Traitement du Signal et des Images, Nancy, 2022.
H. Brehier, A. Breloy, C. Ren, I. Hinostroza, G. Ginolhac, "Robust PCA pour l'imagerie Radar à travers les murs", in Proc. of GRETSI Groupement de Recherche en Traitement du Signal et des Images, Nancy, 2022.
C. Doz, C. Ren, J.-P. Ovarlez R. Couillet, "Apprentissage par transfert en grande dimension : application aux images SAR polarimétriques", in Proc. of GRETSI Groupement de Recherche en Traitement du Signal et des Images, Nancy, 2022.
B. Meriaux, C. Ren, M. N. E. Korso, A. Breloy and P. Forster, "Estimation robuste de matrices de dispersion structurées pour des modèles bien/mal spécifiés", in Proc. of GRETSI Groupement de Recherche en Traitement du Signal et des Images, Lille, France, 2019.
B. Meriaux, C. Ren, A. Breloy, M. N. E. Korso, P. Forster and J.P. Ovarlez, "Une version récursive de RCOMET pour l'estimation robuste de matrices de forme à structure convexe", in Proc. of GRETSI Groupement de Recherche en Traitement du Signal et des Images, Lille, France, 2019.
C. Ren, R.C. Farias, P.O. Amblard and P. Comon, "Performances optimales pour les données multimodales partiellement couplées", in Proc. of GRETSI Groupement de Recherche en Traitement du Signal et des Images, Juan-Les-Pins, France, 2017.
C. Ren, J. Galy, E. Chaumette, P. Larzabal and A. Renaux, "Borne de Cramér-Rao sous contraintes pour l'estimation simultanée de paramètres aléatoires et non aléatoires", in Proc. of GRETSI Groupement de Recherche en Traitement du Signal et des Images, Lyon, France, 2015.
C. Ren, J. Galy, E. Chaumette, P. Larzabal and A. Renaux, "Une nouvelle approche de résolution limite dans le cadre d'estimation paramétrique multidimensionnelle", in Proc. of GRETSI Groupement de Recherche en Traitement du Signal et des Images, Lyon, France, 2015.
C. Ren, J. Galy, E. Chaumette, P. Larzabal and A. Renaux, "Une borne inférieure de l'erreur quadratique moyenne pour l'estimation simultanée de paramètres aléatoires et non-aléatoires", in Proc. of GRETSI Groupement de Recherche en Traitement du Signal et des Images, Brest, France, 2013.