All presentations are 20 min long, except where indicated otherwise. Tuesday, April 23rd Theoretical track I Recent Developments in Motion Planning (Invited lecture) Mark Overmars (1 hour) Extreme Distances in Multicolored Point Sets, Adrian Dumitrescu and Sumanta Guha Balanced Partition of Minimum Spanning Trees, Mattias Andersson, Joachim Gudmundsson, Christos Levcopoulus, Giri Narasimhan Tuesday, April 23rd Theoretical track II On the Quality of Partitions based on Space-Filling Curves Jan Hungershofer, Jens-Michael Wierum 20 min The largest empty annulus problem J. M. Diaz-Banez, F. Hurtado, H. Meijer, D. Rappaport, T. Sellares Mapping Graphs on the Sphere to the Finite Plane, Henk Bekker, Koen De Raedt Improved optimal Weighted Links Algorithm Ovidiu Daescu A Linear Time Heuristics for Trapezoidation of GIS Polygons Gian Paolo Lorenzetto, Amitava Datta Tuesday, April 23rd Applied track I The Morphology of building structures (contributed presentation) Pieter Huybers (40 minutes) Voronoi and radical tessellations of packings of spheres A. Gervois and L. Oger and P. Richard and J.P. Troadec Collision Detection Optimization in a Multi-Particle System M. Gavrilova, J. Rokne Optimization Techniques in Event-Driven Simulation of Shaker Ball Mill M. Gavrilova, J. Rokne, D. Gavrilov and O. Vinogradov Wednesday, April 24 Applied track II Modified DAG Location for Delaunay Triangulation, Ivana Kolingerova TIN Meets CAD - Extending the TIN Concept in GIS Rebecca, O.C. Tse and Christopher Gold Extracting Meaningful Slopes from Terrain Contours Maciej Dakowicz and Christopher Gold Duality in Disk Induced Flows, Joachim Giesen, Matthias John Improvement of Digital Terrain Model Interpolation Using SFS Techniques with Single Satellite Imagery, Mohammad A. Rajabi, J. A. Rod Blais Wednesday, April 24 Applied track III Implementing an Augmented Scene Delivery System Jim Mower Inspection Strategies for Complex Curved Surfaces Using CMM R. Wirza, M.S. Bloor J. Fisher The Free Form Deformation of Phytoplankton Models Anton M. Lyakh Sensitive movement in dynamic geometry, Arno Goudsmit and Joachim Mowitz