Program (with abstracts, slides, etc.)

Monday, March 29, 2021

Time Event (+)
10:00 - 10:10 Opening  
10:10 - 11:10 Mixed session - Laurent Najman (+)  
10:10 - 11:10 › Spectral methods toward correspondence-free geometric deep learning - Emanuele Rodolà - Sapienza University (Italy)  
11:10 - 11:30 Coffee break  
11:30 - 12:30 Mixed session - Laurent Najman (+)  
11:30 - 12:30 › Linearization of the Wasserstein distance - Quentin Mérigot - Institut Universitaire de France, Laboratoire de Mathématiques d'Orsay  
12:30 - 14:00 Lunch break  
14:00 - 15:30 geometry processing - Mathieu Desbrun (+)  
14:00 - 15:00 › Unconventional Meshing with Directional Fields - Amir Vaxman, Utrecht University (The Netherlands)  
15:00 - 15:30 › Discrete Vector Bundles with Connection and the Bianchi Identity - Anil Hirani, University of Illinois at Urbana-Champaign (USA)  
15:30 - 16:30 Discussions  

Tuesday, March 30, 2021

Time Event (+)
09:30 - 10:30 digital geometry - Fabien Feschet (+)  
09:30 - 10:30 › Plane-probing algorithms for the analysis of digital surfaces - Tristan Roussillon, Laboratoire d'InfoRmatique en Image et Systèmes dínformation (France)  
10:30 - 11:00 Coffee break  
11:00 - 12:00 digital geometry - Fabien Feschet (+)  
11:00 - 11:30 › Decomposition and construction of cubic and non-cubic neighbourhood operations - Atsushi Imiya, IMIT Chiba University (Japan)  
11:30 - 12:00 › Digital surface regularization with guarantees - David Coeurjolly, Laboratoire d'InfoRmatique en Image et Systèmes dínformation (France)  
12:00 - 13:30 Lunch break  
13:30 - 14:30 Mixed session - Quentin Merigot (+)  
13:30 - 14:30 › A Wasserstein-type distance in the space of Gaussian Mixture Models - Julie Delon, Mathématiques appliquées Paris 5 (France)  
14:30 - 15:00 Coffee break  
15:00 - 16:00 Mixed session - David Coeurjolly (+)  
15:00 - 15:30 › Discrete Exterior Calculus framework and proximal alternating minimization for solving discrete Mumford-Shah and Amborsio-Tortorelli models - HoangTrieuVy LE, Univ Lyon, Ens de Lyon, Univ Lyon 1, CNRS, Laboratoire de Physique (France)  
15:30 - 16:00 › Geometric Total Variation for Image Vectorization, Zooming and Pixel Art Depixelizing - Bertrand Kerautret, Université Lumière - Lyon 2  
16:00 - 16:30 Discussions  

Wednesday, March 31, 2021

Time Event (+)
09:30 - 10:30 variational and inverse problems - Pascal Romon, Max Wardetzky (+)  
09:30 - 10:30 › Variational Problems with Conformality Constraints - Ulrich Pinkall, Technische Universität Berlin (Germany)  
10:30 - 11:00 Coffee break  
11:00 - 12:30 Mixed session - Max Wardetzky (+)  
11:00 - 11:30 › A generalized conditional gradient method for dynamic inverse problems with optimal transport regularization - Marcello Carioni, University of Cambridge (UK)  
11:30 - 12:00 › Power Watersheds and Contrast Invariance - Sravan Danda, Computer Science and Information Systems, Birla Institute of Technology and Science - Goa (India)  
12:00 - 12:30 › Differential analysis of point set surfaces at multiple scales - Nicolas Mellado, IRIT (France)  
12:30 - 14:00 Lunch + Discussions  

Thursday, April 1, 2021

Time Event (+)
09:30 - 10:30 numerical analysis - Nicolas Bonneel (+)  
09:30 - 10:30 › Numerical resolution of Monge-Ampère equations arising in optics - Boris Thibert, Laboratoire Jean Kuntzmann (France)  
10:30 - 11:00 Coffee break  
11:00 - 12:30 Mixed session - Nicolas Bonneel, Yukiko Kenmochi (+)  
11:00 - 11:30 › A damped Newton algorithm for Generated Jacobian Equation - Anatole Gallouet, Laboratoire Jean Kuntzmann (France)  
11:30 - 12:00 › A maximum-flow model for digital elastica shape optimization - Hugues Talbot - CentraleSupélec (France)  
12:00 - 12:30 › A self-avoiding approximate mean curvature flow - Simon MASNOU, Institut Camille Jordan (France)  
12:30 - 14:00 Lunch break  
14:00 - 15:30 graph-based methods in image analysis - Hugues Talbot (+)  
14:00 - 15:00 › Curvature, divergence, and confluence constraints for vessel trees - Yuri Boykov, The University of Waterloo (Canada)  
15:00 - 15:30 › Optimization of pixel labeling problems with max-norm objective functions – a summary of recent results - Filip Malmberg, Uppsala University (Sweden)  
15:30 - 16:30 Discussions  

Friday, April 2, 2021

Time Event (+)
09:00 - 10:30 computational geometry - Yan Gérard (+)  
09:00 - 10:00 › Reconstructing manifolds by weighted l1-norm minimization - Dominique Attali - GIPSA-lab, CNRS (France)  
10:00 - 10:30 › Triangulated ternary disc packings that maximize the density - Daria Pchelina, LIPN, Université Sorbonne Paris Nord (France)  
10:30 - 10:50 Coffee Break  
10:50 - 12:20 geometry processing - Yan Gérard (+)  
10:50 - 11:50 › New tools for surface analysis - Julie Digne, Laboratoire d'InfoRmatique en Image et Systèmes d'information (France)  
11:50 - 12:20 › Neural networks for multi-scale edge classification in 3D point cloud - Chems Eddine Himeur, Institute de recherche en informatique de Toulouse (France)  
12:20 - 14:00 Discussions + Lunch + Closing  
  
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