NCMIP 2013
3rd International Workshop on New Computational Methods for Inverse Problems


Welcome to NCMIP 2013

Program

9:00     Welcome Coffee

9:30 - 10:20 - Invited Talk     
            Time-reversal and diffraction limit.
            Matthias Fink
            Institut Langevin, ESPCI, Université Paris Diderot, France.
                 
10:20 - 10:40
            A time reversal process for beam trusses subjected to impulse loads.
            Yves Le Guennec *, Eric Savin** and Didier Clouteau*
            *MSSMat, ECP -  Châtenay-Malabry, France.
            **DADS, ONERA The French Aerospace Lab - Châtillon, France.

10:40 - 11:00
            Coexistence of Near-Field and Far-Field Sources: the Angular Resolution Limit.
            Rémy Boyer*, Mohammed Nabil El Korso**, Alexandre Renaux* and Sylvie                     Marcos*
            * Laboratoire des Signaux et Systemes (L2S), Université Paris-Sud XI (UPS), CNRS,                     SUPELEC, Gif-Sur-Yvette, France.
            ** Laboratoire SATIE, CNRS, Ecole normale suprieure de Cachan, Cachan, France.
 
11:00 - 11:30 - Coffee Break
                       
11:30 - 11h50
            Regularized Blind Deconvolution with Poisson Data.
            Loïc Lecharlier* and Christine De Mol**
            *Université de Liège Gembloux Agro-Bio Tech1.
            **Université Libre de Bruxelles.

11:20 - 12:10
            Image restoration using sparse approximations of spatially varying blur operators in the                 wavelet domain.
            Paul Escande*, Pierre Weiss* and François Malgouyres**
            *ITAV-USR3505, Université de Toulouse, CNRS, Toulouse, France.
            **IMT-UMR5219, Universit´e de Toulouse, CNRS, Toulouse, France.

12:10 - 12:30
            Iterative choice of the optimal regularization parameter in TV image deconvolution.
            Bruno Sixou*, Alina Toma*, Loïc Denis** and Françoise Peyrin***
            *CREATIS, INSA-Lyon, Inserm, CNRS, Université Lyon 1, Lyon, France.
            **LaHC, CNRS, Université de Saint-Etienne, Saint-Etienne, France.
            ***ESRF, Imaging Group, Grenoble, France.

12:30 - 13:30 - Lunch

13:30 - 14:30 - Poster Session (See Bellow)              
           
14:30 - 15:20 - Invited Talk
            Linearly constrained nonsmooth and nonconvex minimization.
            Massimo Fornasier
            Faculty of Mathematics, Technical University of Munich, Germany.

 15:20 - 15h40
            Filter factor analysis of scaled gradient methods for linear least squares.
            Federica Porta, Anastasia Cornelio, Luca Zanni and Marco Prato,
            Department of Physics, Computer Science and Mathematics, University of Modena and                 Reggio Emilia.

15:40 - 16:00 - Coffee Break

16:00 - 16:50 - Invited Talk
            Majorize-Minimize stepsize strategies for image restoration.
            Jérôme Idier
            IRCCyN, CNRS, Ecole Centrale de Nantes, France.
            
16:50 - 17:10
             Limit Cycles of Controlled Switched Systems: Existence, Stability, Sensitivity.
             Laurent Fribourg and Romain Soulat
             LSV - ENS Cachan & CNRS.
 
 
Posters

Poster 1: An image reconstruction method from Fourier data with uncertainties on the spatial frequencies.
Anastasia Cornelio*, Silvia Bonettini** and Marco Prato*
*Dipartimento di Scienze Fisiche, Informatiche e Matematiche, Università di Modena e Reggio Emilia, Modena, Italy.
**Dipartimento di Matematica e Informatica, Università di Ferrara, Ferrara, Italy.

Poster 2: Depth-variant blind restoration with pupil-phase constraints for 3D confocal microscopy.
Saima Ben Hadj*, Laure Blanc-Féraud*, and Gilbert Engler*
*Morpheme research group, CNRS/INRIA/UNS, Sophia Antipolis, France.
*Unit IBSV, INRA, Sophia Antipolis, France.

Poster 3: Reconstruction of 3D Radar Targets from Profile Functions in Arbitrary Directions with Level-set Method.
Yanhua Wen*, Nicole de Beaucoudrey*, Janic Chauveau** and Phillippe Pouliguen**
*IETR, CNRS, Université de Nantes, Lunam Université, Nantes, France.
**DGA (Direction Générale de l'Armement), Maîtrise de l’Information, Bruz, France.
***DGA (Direction Générale de l'Armement), DS/MRIS, Bagneux, France.

Poster 4: A Lagrange method based L-curve for image Restoration.
Germana Landi
Department of Mathematics, University of Bologna, Italy.

Poster 5: Nonlinear mechanical properties estimated from images of a mechanical test.
Florent Mathieu, Hugo Leclerc, François Hild, Stéphane Roux
LMT-Cachan, 61 avenue du Président Wilson, Cachan, France.