LSIIT (UMR 7005) Laboratory of Computer Sciences, Image and Remote Sensing Director : Fabrice HEITZ Vice Director : J.-M. DISCHLER Strasbourg 150 people 75 faculty members since 1994

IGG : Computer graphics & programming D. Bechmann MIV : Models, images and vision E. Hirsch AVR : Automatic, vision and robotic M. de Mathelin RP : Networks and protocols J.-J. Pansiot ICPS : Image and parallel computing P. Clauss FDBT : Data mining and Bioinformatics C. Collet TRIO : Remote sensing, radiometry and optical imagery F.Nerry  Common interest: image 7 Teams

4 « transverse programs » IRMC : Surgical and medical imaging and robotics  Globally-oriented competitiveness cluster « Therapeutic innovations »  EPML ( ), PPF ( ), CPER ( ) REVA : Virtual and augmented reality, simulation and scientific computing  Globally-oriented competitiveness cluster « Therapeutic innovations »  CPER ( ) and CPER ( ) EME : Mobile embedded environments IPM : Multivariate Physical Imagery  EPML ( )

2 competitiveness clusters + 1 regional cluster Gobally-oriented competitiveness cluster «Innovations thérapeutiques », with HUS, IRCAD, LINC (UMR 7191), IMFS (UMR 7507), LEGCO (INSA). Competitiveness cluster « Véhicules du futur », modelling and simulation for design with HOLO3, IMFS, CECPV (ULP). Pôle Image Alsace « Iconoval » – Virtual reality platform (HOLO3) – Audiovisual, multimedia, high speed networks

Computer Graphics and Programming « IGG » Team - LSIIT Laboratory 16 faculty members : 4 Professors Dominique Bechmann Jean-Michel Dischler Jean-François Dufourd Pascal Schreck 10 Assistant Professors 2 Research Engineers 10 PhD students and post- doctoral fellows

IGG in brief Topic 1: – modeling, constructions and proofs in geometry, Topic 2: – visualization, interaction and simulation Scientific papers – in the past 4 years : 70 international publications, International relationships, Equipment: – Workbench, Phantom devices, Spidar, gloves, tracking, goniometer, 3D scaner, etc. Medical applications

Geometric and Topologic Modeling Towards new models of representation for manifold or complex objects, adaptive multi-resolution meshes, quad-triangle mixing, embedding by subdivision surfaces Geometric modeling platform

Geometric and Topologic Modeling Conversion between different geometric representations: – Reconstruction of multi-colored voxel images, – Reconstruction of objects acquired by scanner

Geometric constraints solving Rule and compass constructions, Geometric constraints solvers, Planning of percutaneous tumoral thermo-ablations in radiology

Specifications and proofs in geometry Classification of combinatorial surfaces, Gender theorem and Euler formula, Hypermaps, planarity criteria, Hypermaps and certification of images segmentation

Simulation, Visualization and Rendering Acquisition, analysis, synthesis and representation of textures, Visualization of scientific volumetric data and coupling

3D Interaction Applications control: – Spin Menu, Selection and manipulation – Visual clues, – Constrained manipulations, Gestual control: – Bi-manual interaction, – Force-feedback

Development of applications in immersive environments Immersive geological pilot, Percutaneous radiofrequency planning, 3D deformations

Web / Contact: – Dominique Bechmann: – Jean-Michel Dischler: – Caroline Villard: