Geometric Modelling

Constant-Radius Blending of Parametric Surfaces.- Functionality in Solids Obtained from Partial Differential Equations.- Featuremodelling with an Object-Oriented Approach.- Best Approximations of Parametric Curves by Splines.- A Modelling Scheme for the Approximate Representation of Closed Surfaces.- Cross Boundary Derivatives for Transfinite Triangular Patches.- Reconstruction of C1 Closed Surfaces with Branching.- High Order Continuous Polygonal Patches.- Variational Design of Smooth Rational Bezier Surfaces.- Curvature Approximation for Triangulated Surfaces.- Composition of Tensor Product Bezier Representations.- Interpolation with Exponential B-Splines in Tension.- A Characterization of an Affine Invariant Triangulation.- A Data Structure for Representing and Efficient Querying Large Scenes of Geometric Objects: MB* Trees.- Properties of Local Coordinates Based on Dirichlet Tesselations.- Automated Feature Recognition and its Role in Product Modelling.- Approximate Cr-Blending with Tensor Product Polynomials.- Shape Information in Industry Specific Product Data Model.- Free Form Deformation with Scattered Data Interpolation Methods.- C1-Smoothing of Multipatch Bezier Surfaces.- Geometric Continuity between Adjacent Rational Bezier Surface Patches.