Sophie ACHARD
Directeur de Recherche CNRS
Equipe Vision and Brain Signal Processing
Département Images et Signal
ME CONTACTER / CONTACT ME
Mail : sophie.achard@gipsa-lab.grenoble-inp.fr

11 rue des mathématiques
Domaine Universitaire
BP 46
38402 Saint Martin d'Hères cedex

Bureau D1109
Tél.33 (0)4 76 57 43 52
Fax : 33 (0)4 76 57 47 90
PUBLICATIONS RECENTES / RECENT PUBLICATIONS
Les derniéres publications de la collection Gipsa dans HAL

New results on approximate Hilbert pairs of wavelet filters with common factors

Sophie Achard, Irène Gannaz, Marianne Clausel, François Roueff. New results on approximate Hilbert pairs of wavelet filters with common factors. 2017. 〈hal-01613583〉

Ondelettes analytiques, application à l'analyse des processus multivariés à longue mémoire

Irène Gannaz, Sophie Achard, Marianne Clausel, François Roueff. Ondelettes analytiques, application à l'analyse des processus multivariés à longue mémoire. XXVIème colloque GRETSI (GRETSI 2017), Sep 2017, Juan-Les-Pins, France. 2017 - GRETSI - Actes de Colloque. 〈hal-01840082〉

Analytic wavelets for multivariate time series analysis

Irène Gannaz, Sophie Achard, Marianne Clausel, François Roueff. Analytic wavelets for multivariate time series analysis. SPIE Optical Engineering + Applications, Aug 2017, San Diego, United States. SPIE, Proc. SPIE, 10394, pp.1-8, 2017, Wavelets and Sparsity XVII. 〈10.1117/12.2272928〉. 〈hal-01618447〉

Wavelet-based and Fourier-based multivariate Whittle estimation: multiwave

Sophie Achard, Irène Gannaz. Wavelet-based and Fourier-based multivariate Whittle estimation: multiwave. 2017. 〈hal-01840099〉

Depletion of brain functional connectivity enhancement leads to disability progression in multiple sclerosis: A longitudinal resting-state fMRI study

Anthony Faivre, Emmanuelle Robinet, Maxime Guye, Célia Rousseau, Adil Maarouf, et al.. Depletion of brain functional connectivity enhancement leads to disability progression in multiple sclerosis: A longitudinal resting-state fMRI study. Multiple Sclerosis (Houndmills, Basingstoke, England), 2016, 22 (13), pp.1695--1708. 〈10.1177/1352458516628657〉. 〈hal-01425493〉

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. The “Hub Disruption Index,” a Reliable Index Sensitive to the Brain Networks Reorganization. A Study of the Contralesional Hemisphere in Stroke. Frontiers in Computational Neuroscience, Frontiers, 2016, 10, 〈10.3389/fncom.2016.00084〉. 〈hal-01480265〉

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

Flore Harlé, Florent Chatelain, Cedric Gouy-Pailler, Sophie Achard. Bayesian Model for Multiple Change-Points Detection in Multivariate Time Series. IEEE Transactions on Signal Processing, Institute of Electrical and Electronics Engineers, 2016, 64 (16), pp.4351-4362. 〈10.1109/TSP.2016.2566609〉. 〈hal-01394735〉

Improvement of spasticity following intermittent theta burst stimulation in multiple sclerosis is associated with modulation of resting-state functional connectivity of the primary motor cortices

Clémence Boutière, Caroline Rey, Wafaa Zaaraoui, Arnaud Le Troter, Audrey Rico, et al.. Improvement of spasticity following intermittent theta burst stimulation in multiple sclerosis is associated with modulation of resting-state functional connectivity of the primary motor cortices. Multiple Sclerosis (Houndmills, Basingstoke, England), 2016, 〈10.1177/1352458516661640〉. 〈hal-01425498〉

Multivariate wavelet Whittle estimation in long-range dependence

Sophie Achard, Irène Gannaz. Multivariate wavelet Whittle estimation in long-range dependence. Journal of Time Series Analysis, Wiley-Blackwell, 2016, 37 (4), pp.476-512. 〈10.1111/jtsa.12170〉. 〈hal-01079645v2〉

Wavelet Whittle estimation in multivariate time series models: application to fMRI data

Irène Gannaz, Sophie Achard. Wavelet Whittle estimation in multivariate time series models: application to fMRI data. 3rd conference of the International Society for Non-Parametric Statistics (ISNPS), Jun 2016, Avignon, France. 〈hal-01840089〉

ENCADREMENT DE THESES / PhD THESIS SUPERVISED

Grenoble Images Parole Signal Automatique laboratoire

UMR 5216 CNRS - Grenoble INP - Université Joseph Fourier - Université Stendhal