Sophie Achard

According to our database, Sophie Achard authored at least 35 papers between 2005 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of four.

2024

Large-scale correlation screening under dependence for brain functional connectivity network inference.

Hanâ Lbath, Alexander Petersen, Sophie Achard

Stat. Comput., April, 2024

Clustering-based inter-regional correlation estimation.

Hanâ Lbath, Alexander Petersen, Wendy Meiring, Sophie Achard

Comput. Stat. Data Anal., March, 2024

Graph-based methods coupled with specific distributional distances for adversarial attack detection.

Dwight Nwaigwe, Lucrezia Carboni, Martial Mermillod, Sophie Achard, Michel Dojat

Neural Networks, January, 2024

Comparisons of Null Models with Topological Data Analysis.

Paul Sitoleux, Lucrezia Carboni, Hanâ Lbath, Sophie Achard

Proceedings of the 32nd European Signal Processing Conference, 2024

2023

Inter-regional correlation estimators for functional magnetic resonance imaging.

Sophie Achard, Jean-François Coeurjolly, Pierre Lafaye de Micheaux, Hanâ Lbath, Jonas Richiardi

NeuroImage, November, 2023

2022

Unraveling the functional attributes of the language connectome: crucial subnetworks, flexibility and variability.

Elise Roger, Liliane Rodrigues de Almeida, Hélène Loevenbruck, Marcela Perrone-Bertolotti, E. Cousin, Jean-Luc Schwartz, Pascal Perrier, Marion Dohen, Anne Vilain, Pierre Baraduc, Sophie Achard, Monica Baciu

NeuroImage, 2022

2021

Network Embedding For Brain Connectivity.

Lucrezia Carboni, Sophie Achard, Michel Dojat

Proceedings of the 18th IEEE International Symposium on Biomedical Imaging, 2021

2020

Functional connectivity is preserved but reorganized across several anesthetic regimes.

Guillaume J.-P. C. Becq, Tarik Habet, Nora Collomb, Margaux Faucher, Chantal Delon-Martin, Véronique Coizet, Sophie Achard, Emmanuel Luc Barbier

NeuroImage, 2020

Smart ballistocardiography front-end.

Guillaume Cathelain, Bertrand Rivet, Sophie Achard, Jean Bergounioux, François Jouen

Proceedings of the 2020 IEEE International Instrumentation and Measurement Technology Conference, 2020

Dynamic K-Graphs: an Algorithm for Dynamic Graph Learning and Temporal Graph Signal Clustering.

Hesam Araghi, Massoud Babaie-Zadeh, Sophie Achard

Proceedings of the 28th European Signal Processing Conference, 2020

U-Net Neural Network for Heartbeat Detection in Ballistocardiography.

Guillaume Cathelain, Bertrand Rivet, Sophie Achard, Jean Bergounioux, François Jouen

Proceedings of the 42nd Annual International Conference of the IEEE Engineering in Medicine & Biology Society, 2020

2019

Topological disintegration of resting state functional connectomes in coma.

Brigitta Malagurski, Patrice Péran, Benjamine Sarton, Hélène Vinour, Edouard Naboulsi, Béatrice Riu, Fanny Bounes, Thierry Seguin, Jean Albert Lotterie, Olivier Fourcade, Vincent Minville, Fabrice Ferré, Sophie Achard, Stein Silva

NeuroImage, 2019

Structure Learning via Hadamard Product of Correlation and Partial Correlation Matrices.

Karina Ashurbekova, Sophie Achard, Florence Forbes

Proceedings of the 27th European Signal Processing Conference, 2019

Dynamic Time Warping for Heartbeat Detection in Ballistocardiography.

Guillaume Cathelain, Bertrand Rivet, Sophie Achard, Jean Bergounioux, François Jouen

Proceedings of the 46th Computing in Cardiology, 2019

2016

Bayesian Model for Multiple Change-Points Detection in Multivariate Time Series.

Flore Harle, Florent Chatelain, Cédric Gouy-Pailler, Sophie Achard

IEEE Trans. Signal Process., 2016

Reliability of graph analysis of resting state fMRI using test-retest dataset from the Human Connectome Project.

Maite Termenon, Assia Jaillard, Chantal Delon-Martin, Sophie Achard

NeuroImage, 2016

The "Hub Disruption Index, " a Reliable Index Sensitive to the Brain Networks Reorganization. A Study of the Contralesional Hemisphere in Stroke.

Maite Termenon, Sophie Achard, Assia Jaillard, Chantal Delon-Martin

Frontiers Comput. Neurosci., 2016

Large-Scale Functional Brain Network Reorganization During Taoist Meditation.

Tun Jao, Chia-Wei Li, Petra E. Vértes, Changwei Wesley Wu, Sophie Achard, Chao-Hsien Hsieh, Chien-Hui Liou, Jyh-Horng Chen, Edward T. Bullmore

Brain Connect., 2016

2015

Nodal approach reveals differential impact of lateralized focal epilepsies on hub reorganization.

Ben Gendon Yeshe Ridley, Celia Rousseau, Jonathan Wirsich, Arnaud Le Troter, Elisabeth Soulier, Sylviane Confort-Gouny, Fabrice Bartolomei, Jean-Philippe Ranjeva, Sophie Achard, Maxime Guye

NeuroImage, 2015

2014

Rank-based multiple change-point detection in multivariate time series.

Flore Harle, Florent Chatelain, Cédric Gouy-Pailler, Sophie Achard

Proceedings of the 22nd European Signal Processing Conference, 2014

2013

Machine Learning with Brain Graphs: Predictive Modeling Approaches for Functional Imaging in Systems Neuroscience.

Jonas Richiardi, Sophie Achard, Horst Bunke, Dimitri Van De Ville

IEEE Signal Process. Mag., 2013

2012

Statistical Kernel-based Modeling of Connectomes.

Félix Renard, Christian Heinrich, Sophie Achard, Edouard Hirsch, Stéphane Kremer

Proceedings of the Second International Workshop on Pattern Recognition in NeuroImaging, 2012

Fractal analysis of resting state functional connectivity of the brain.

Wonsang You, Sophie Achard, Jörg Stadler, Bernd Brückner, Udo Seiffert

Proceedings of the 2012 International Joint Conference on Neural Networks (IJCNN), 2012

2011

Directed Differential Connectivity Graph of Interictal Epileptiform Discharges.

Ladan Amini, Christian Jutten, Sophie Achard, Olivier David, Hamid Soltanian-Zadeh, Gholam-Ali Hossein-Zadeh, Philippe Kahane, Lorella Minotti, Laurent Vercueil

IEEE Trans. Biomed. Eng., 2011

Classifying Connectivity Graphs Using Graph and Vertex Attributes.

Jonas Richiardi, Sophie Achard, Edward T. Bullmore, Dimitri Van De Ville

Proceedings of the 2011 International Workshop on Pattern Recognition in NeuroImaging, 2011

2010

On multivariate fractional brownian motion and multivariate fractional Gaussian noise.

Jean-François Coeurjolly, Pierre-Olivier Amblard, Sophie Achard

Proceedings of the 18th European Signal Processing Conference, 2010

2009

Age-related changes in modular organization of human brain functional networks.

David Meunier, Sophie Achard, Alexa M. Morcom, Edward T. Bullmore

NeuroImage, 2009

CamBAfx: workflow design, implementation and application for neuroimaging.

Cinly Ooi, Edward T. Bullmore, Alle Meije Wink, Levent Sendur, Anna Barnes, Sophie Achard, John Aspden, Sanja Abbott, Shigang Yue, Manfred G. Kitzbichler, David Meunier, Voichita Maxim, Raymond Salvador, Julian Henty, Roger Tait, Naresh Subramaniam, John Suckling

Frontiers Neuroinformatics, 2009

Testing fractal connectivity in multivariate long memory processes.

Herwig Wendt, Antoine Scherrer, Patrice Abry, Sophie Achard

Proceedings of the IEEE International Conference on Acoustics, 2009

Sparse differential connectivity graph of scalp EEG for epileptic patients.

Ladan Amini, Sophie Achard, Christian Jutten, Hamid Soltanian-Zadeh, Gholam-Ali Hossein-Zadeh, Olivier David, Laurent Vercueil

Proceedings of the 17th European Symposium on Artificial Neural Networks, 2009

2007

Efficiency and Cost of Economical Brain Functional Networks.

Sophie Achard, Ed Bullmore

PLoS Comput. Biol., 2007

2005

Time localization of transients with wavelet maxima lines.

Sylvain Meignen, Sophie Achard, Pierre-Yves Gumery

IEEE Trans. Signal Process., 2005

Identifiability of post-nonlinear mixtures.

Sophie Achard, Christian Jutten

IEEE Signal Process. Lett., 2005

Criteria based on mutual information minimization for blind source separation in post nonlinear mixtures.

Sophie Achard, Dinh-Tuan Pham, Christian Jutten

Signal Process., 2005

Mutual information and quadratic dependence for post nonlinear Blind Source Separation.

Sophie Achard, Christian Jutten, Dinh-Tuan Pham

Proceedings of the 13th European Signal Processing Conference, 2005