21st International Conference on Discrete Geometry for Computer Imagery

›8:15 (30min)

Registration

8:15 - 8:45 (30min)

Registration

›8:45 (15min)

Opening

8:45 - 9:00 (15min)

Opening

›9:00 (1h)

Keynote Talk
Alexandre Falcão (chaired by Laurent Najman)

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)

›10:00 (50min)

Graph-based Models, Analysis and Segmentation
1 - (chaired by Walter G. Kropatsch)

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)

›10:50 (30min)

Coffee Break

10:50 - 11:20 (30min)

Coffee Break

›11:20 (1h15)

Geometric Computation
1 - (chaired by Isabelle Sivignon)

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)

›12:35 (1h10)

Lunch

12:35 - 13:45 (1h10)

Lunch

›13:45 (1h15)

Discrete Topology
(chaired by Kalman Palagyi)

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)

›15:00 (10min)

Poster Session
Poster Teaser

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)

›15:10 (1h50)

Poster Session
with Coffee

15:10 - 17:00 (1h50)

Poster Session

with Coffee

›19:00 (2h)

Cocktail on the Seine

19:00 - 21:00 (2h)

Cocktail on the Seine