Program

Week List

	Mon. 25	Tue. 26	Wed. 27	Thu. 28	Fri. 29
08:00 09:00 10:00 11:00 12:00 13:00 14:00 15:00 16:00 17:00 18:00 19:00 20:00 21:00 22:00	Workshop on Digital Topology and Mathematical Morphology 9:40 - 18:10 (8h30) Workshop on Digital Topology and Mathematical Morphology Welcome Cocktail at ESIEE Paris 18:10 - 20:00 (1h50) Welcome Cocktail at ESIEE Paris	Registration 8:15 - 8:45 (30min) Registration Opening 8:45 - 9:00 (15min) Opening Keynote Talk 9:00 - 10:00 (1h) Keynote Talk Alexandre Falcão (chaired by Laurent Najman) › The Role of Optimum Connectivity in Image Segmentation: Can the algorithm learn object information during the process? - Alexandre Falcão, University of Campinas - Jordão Bragantini, University of Campinas 09:00-10:00 (1h) Graph-based Models, Analysis and Segmentation 10:00 - 10:50 (50min) Graph-based Models, Analysis and Segmentation 1 - (chaired by Walter G. Kropatsch) › A study of observation scales based on Felzenswalb-Huttenlocher dissimilarity measure for hierarchical segmentation - Edward Jorge Yuri Cayllahua Cahuina, Universidade Federal de Minas Gerais, LIGM - Jean Cousty, LIGM - Silvio Guimarães, PUC Minas - Yukiko Kenmochi, LIGM - Guillermo Camara-Chavez, Universidade Federal de Ouro Preto - Arnaldo de Albuquerque Araujo, Universidade Federal de Minas Gerais, LIGM 10:00-10:25 (25min) › Graph-based Segmentation with Local Band Constraints - Caio Braz, University of São Paulo - Paulo A. V. Miranda, University of São Paulo - Krzysztof Chris Ciesielski, West Virginia University - Fábio A.M. Cappabianco, Universidade Federal de São Paulo 10:25-10:50 (25min) Coffee Break 10:50 - 11:20 (30min) Coffee Break Geometric Computation 11:20 - 12:35 (1h15) Geometric Computation 1 - (chaired by Isabelle Sivignon) › Efficient Algorithms to Test Digital Convexity - Loïc Crombez, LIMOS - Guiherme D. da Fonseca, LIMOS - Yan Gérard, LIMOS 11:20-11:45 (25min) › Compact packings of the plane with three sizes of discs - Thomas Fernique, Laboratoire d'Informatique de Paris-Nord - Amir Hashemi, Isfahan University of Technology - Olga Sizova, Semenov Institute of Chemical Physics 11:45-12:10 (25min) › Unfolding Level 1 Menger Polycubes of Arbitrary Size With Help of Outer Faces - Lydie Richaume, XLIM - Eric Andres, XLIM - Gaelle Largeteau-Skapin, XLIM - Rita Zrour, XLIM 12:10-12:35 (25min) Lunch 12:35 - 13:45 (1h10) Lunch Discrete Topology 13:45 - 15:00 (1h15) Discrete Topology (chaired by Kalman Palagyi) › One more step towards well-composedness of cell complexes over nD pictures - Nicolas Boutry, Laboratoire de Recherche et de Développement de lÉPITA - Rocio Gonzalez-Diaz, Universidad de Sevilla - Maria-Jose Jimenez, Universidad de Sevilla 13:45-14:10 (25min) › Filtration Simplification for Persistent Homology via Edge Contraction - Tamal K. Dey, Ohio State University - Ryan Slechta, Ohio State University 14:10-14:35 (25min) › On the space between critical points - Walter G. Kropatsch, TU Wien - Rocio M. Casablanca, University of Seville - Darshan Batavia, TU Wien - Rocio Gonzalez-Diaz, University of Seville 14:35-15:00 (25min) Poster Session 15:00 - 15:10 (10min) Poster Session Poster Teaser › Distance transform based on weight sequences - Benedek Nagy, Eastern Mediterranean University - Robin Strand, Uppsala University - Nicolas Normand, Université de Nantes 15:00-15:01 (01min) › Rigid Motions in the Cubic Grid: A Discussion on Topological Issues - Nicolas Passat, CReSTIC - Yukiko Kenmochi, LIGM - Phuc Ngo, LORIA - Kacper Pluta, Technion 15:01-15:02 (01min) › Single scan granulometry estimation from an asymmetric distance map - Nicolas Normand, Laboratoire des Sciences du Numérique de Nantes 15:02-15:03 (01min) › Polygon Approximations of the Euclidean Circles on the Square Grid by Broadcasting Sequences - Haomin Song, University of Liverpool - Igoer Potapov, University of Liverpool 15:03-15:04 (01min) › A spatial convexity descriptor for object enlacement - Sara Brunetti, Dipartimento di Ingegneria dell'Informazione e scienze matematiche [Siena] - Péter Balázs, University of Szeged - Péter Bodnár, University of Szeged - Judit Szűcs, University of Szeged 15:04-15:05 (01min) › A Discrete Bisector Function Based on Annulus - Sangbé Sibide, XLIM - Rita Zrour, XLIM - Eric Andres, XLIM - Gaelle Largeteau-Skapin, XLIM 15:05-15:06 (01min) › Non-Centered Voronoi Skeletons - Maximilian Langer, TU Wien - Aysylu Gabdulkhakova, TU Wien - Walter G. Kropatsch, TU Wien 15:06-15:07 (01min) › The propagated skeleton: a robust detail-preserving approach - Bastien Durix, Université de Toulouse - Sylvie Chambon, Université de Toulouse - Kathryn Leonard, Occidental College - Jean-Luc Mari, Laboratoire dÍnformatique et Systèmes - Géraldine Morin, Université de Toulouse 15:07-15:08 (01min) › A New Entropy for Hypergraphs - Isabelle Bloch, LTCI, Télécom ParisTech - Alain Bretto, Université de Caen 15:08-15:09 (01min) › Straight line reconstruction for fully materialized table extraction in degraded document images - Héloı̈se Alhéritière, Laboratoire Informatique, Image et Interaction, Laboratoire d'Informatique Paris Descartes - Walid Amïeur, Laboratoire d'Informatique Paris Descartes - Florence Cloppet, Laboratoire d'Informatique Paris Descartes - Camille Kurtz, Laboratoire d'Informatique Paris Descartes - Jean-Marc Ogier, Laboratoire Informatique, Image et Interaction - Nicole Vincent, Laboratoire d'Informatique Paris Descartes 15:09-15:10 (01min) Poster Session 15:10 - 17:00 (1h50) Poster Session with Coffee Cocktail on the Seine 19:00 - 21:00 (2h) Cocktail on the Seine	Mathematical Morphology 9:00 - 9:50 (50min) Mathematical Morphology (chaired by Paulo A. V. Miranda) › Recognizing hierarchical watersheds - Deise S. Maia, Laboratoire d'Informatique Gaspard-Monge - Jean Cousty, Laboratoire d'Informatique Gaspard-Monge - Laurent Najman, Laboratoire d'Informatique Gaspard-Monge - Benjamin Perret, Laboratoire d'Informatique Gaspard-Monge 09:00-09:25 (25min) › Minimal Component-Hypertrees - Alexandre Morimitsu, Universidade de São Paulo - Wonder A. L. Alves, Universidade Nove de Julho - Dennis J. Silva, Universidade de São Paulo - Charles F. Gobber, Universidade Nove de Julho - Ronaldo F. Hashimoto, Universidade de São Paulo 09:25-09:50 (25min) Applications 9:50 - 10:40 (50min) Applications (chaired by Atsushi Imiya) › Morphological Networks for Image De-raining - Ranjan Mondal, Indian Statistical Institute - Pulak Purkait, The University of Adelaide - Sanchayan Santra, Indian Statistical Institute - Bhabatosh Chanda, Indian Statistical Institute 09:50-10:15 (25min) › Vector-based Morphological Operations On Polygons Using Straight Skeletons For Digital Pathology - Daniel Felipe González Obando, Institut Pasteur - Jean-Christophe Olivo-Marin, Institut Pasteur - Laurent Wendling, Université Paris Descartes - Vannary Meas-Yedid, Institut Pasteur 10:15-10:40 (25min) Coffee break 10:40 - 11:10 (30min) Coffee break Discrete Geometric Models and Transforms 11:10 - 12:50 (1h40) Discrete Geometric Models and Transforms 1 - (chaired by Isabelle Debled-Rennesson) › Digital Curvature Evolution Model for Image Segmentation - Daniel Antunes, LAMA - Jacques-Olivier Lachaud, LAMA - Hugues Talbot, CentraleSupélec Université Paris-Saclay 11:10-11:35 (25min) › Local turn-boundedness: a curvature control for a good digitization - Étienne Le Quentrec, ICube - Loïc Mazo, ICube - Étienne Baudrier, ICube - Mohamed Tajine, ICube 11:35-12:00 (25min) › Rhombic Dodecahedron Grid — Coordinate System and 3D Digital Object Definitions - Ranita Biswas, Indian Institute of Technology - Gaelle Largeteau-Skapin, XLIM - Rita Zrour, XLIM - Eric Andres, XLIM 12:00-12:25 (25min) › Facet Connectedness of Arithmetic Discrete Hyperplanes With Non-Zero Shift - Eric Domenjoud, LORIA - Bastien Laboureix, ENS - Cachan - Laurent Vuillon, LAMA 12:25-12:50 (25min) Photo + Lunch 12:50 - 14:15 (1h25) Photo + Lunch Keynote Talk 14:15 - 15:15 (1h) Keynote Talk Longin Jan Latecki - (chaired by Nicolas Passat) › Common Object Discovery as Local Search for Maximum Weight Cliques in a Global Object Similarity Graph - Cong Rao, Temple University - Yi Fan, Guilin University of Electronic Technology, Griffith University - Kaile Su, Guilin University of Electronic Technology - Longin Jan Latecki, Temple University 14:15-15:15 (1h) Meeting 15:15 - 16:00 (45min) Meeting DGtal (15 min) + TC18 (30 min) Poster Session 16:00 - 17:00 (1h) Poster Session with Coffee Banquet at Saint-Germain-des-Prés 19:00 - 22:00 (3h) Banquet at Saint-Germain-des-Prés	Keynote Talk 9:00 - 10:00 (1h) Keynote Talk János Pach - (chaired by Nabil Mustafa) › The blessing of low dimensionality - János Pach, EPFL 09:00-10:00 (1h) Shape Representation, Recognition and Analysis 10:00 - 10:50 (50min) Shape Representation, Recognition and Analysis (chaired by Eric Andres) › Digital Plane Recognition With Fewer Probes - Tristan Rroussillon, LIRIS - Jacques-Olivier Lachaud, Univeristé Savoie Mont Blanc 10:00-10:25 (25min) › Dual Approaches for Elliptic Hough Transform: Eccentricity/Orientation vs Center based - Philippe Latour, University of Liege - Marc Van Droogenbroeck, University of Liege 10:25-10:50 (25min) Coffee break 10:50 - 11:20 (30min) Coffee break Graph-based Models, Analysis and Segmentation 11:20 - 12:35 (1h15) Graph-based Models, Analysis and Segmentation 2 - (chaired by Jacques-Olivier Lachaud) › Optimization of Max-Norm Objective Functions in Image Processing and Computer Vision - Filip Malmberg, Uppsala University - Krzysztof Chris Ciesielski, West Virginia University - Robin Strand, Uppsala University 11:20-11:45 (25min) › Reconstruction of the Crossing Type of a Point Set from the Compatible Exchange Graph of Noncrossing Spanning Trees - Marcos Oropeza, California State University, Northridge - Csaba D. Tóth, Tufts University, California State University, Northridge 11:45-12:10 (25min) › On the degree sequence of 3-uniform hypergraph - Andrea Frosini, Università di Firenze - Christophe Picouleau, Centre d'études et de recherche en informatique et communications 12:10-12:35 (25min) Lunch 12:35 - 13:45 (1h10) Lunch Geometric Computation 13:45 - 15:00 (1h15) Geometric Computation 2 - (chaired by Robin Strand) › Average Curve of n Digital Curves - Isabelle Sivignon, Grenoble Images Parole Signal Automatique (GIPSA-lab) 13:45-14:10 (25min) › Convex and Concave Vertices on a Simple Closed Curve in the Triangular Grid - Lidija Čomić, University of Novi Sad 14:10-14:35 (25min) › Convex Aggregation Problems in Z^2 - Yan Gérard, LIMOS 14:35-15:00 (25min) Coffee Break 15:00 - 15:30 (30min) Coffee Break Discrete Geometric Models and Transforms 15:30 - 16:20 (50min) Discrete Geometric Models and Transforms 2 - (chaired by David Coeurjolly) › Digital Two-dimensional Bijective Reflection and Associated Rotation - Eric Andres, XLIM - Mousumi Dutt, St. Thomas' College of Engineering and Technology - Arindam Biswas, Indian of Engineering Science and Technology - Gaelle Largeteau-Skapin, XLIM - Rita Zrour, XLIM 15:30-15:55 (25min) › Stochastic Distance Transform - Johan Öfverstedt, Uppsala University - Joakim Lindblad, Mathematical Institute of the Serbian Academy of Sciences and Arts, Uppsala University - Nataša Sladoje, Mathematical Institute of the Serbian Academy of Sciences and Arts, Uppsala University 15:55-16:20 (25min) Closing 16:20 - 16:30 (10min) Closing	Workshop on Approximation Algorithms: Combinatorics, Geometry and Statistics 9:30 - 13:30 (4h) Workshop on Approximation Algorithms: Combinatorics, Geometry and Statistics Lunch 13:30 - 14:30 (1h) Lunch

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