Communicating with Virtual Worlds

I: User Interface and Virtual Reality.- Future Directions in Advanced User Interface Design aron Marcus.- Using the Whole Hand in the Human-Computer Interface.- Communicating with Virtual Worlds: Accessing Data, Information and Knowledge by Multimedia Technologies.- Distributed, Multi-Person, Physically-Based Interaction in Virtual Worlds.- User Guidance in Virtual Worlds.- Computer Aided Color Coding.- II: Rendering Techniques.- Solving the Radiosity Linear System.- Lighting Model on Gas and Liquid.- Display of Multi-isosurfaces by the Volume Rendering Technique from Data Sets in 3D Space.- Shadow Volume Generation from Free Form Surfaces.- Fast Analytic Rendering with Adaptive Tables.- A Generation Model for Human Skin Texture.- A Context Sensitive Texture Nib.- III: Geometric Modelling.- Geometric Reasoning for the Extraction of Surface Shape Properties.- Representation of Geophysical Maps with Uncertainty.- Reconstruction of an Object Shape from Multiple Incomplete Range Data Sets Using Convex Hulls.- A New Shape Control and Classification for Cubic Bezier Curves.- Local and Global Control of Cao En Surfaces.- Interactive Surface Design Using Recursive Subdivision.- A Display Algorithm of Brush Strokes Using Bezier Functions.- Interpolating Solid Orientations with Circular Blanding Quaternion Curves.- G2 Continuous Interpolation over Rational Curve Meshes.- Blending Polyhedra with NURBS.- Direct Manipulation Devices for the Design of Geometric Constraint Networks.- A Methodology for Geometric Algorithm Development.- A Fast Incremental Algorithm for Computing the Voronoi Diagram of a Planar Shape.- IV: Modelling and Animation.- Abstract and Natural Forms from Iterated Function Systems.- Verification of Visual Characteristics of Complex Functions fa,c(z) = z?+c.- Creating Virtual Fur and Hair Styles for Synthetic Actors.- Modeling Blades of Simple Leaves.- A Model of Hands and Arms Based on Manyfold Mappings.- The Elastic Surface Layer Model for Animated Character Construction.- The GATI Client/Server Animation Toolkit.- Combined Visualization of Contour Levels and 3D Volumes in Molecular Graphics.- Manufacturing Simulation for Turning Machine Centers.- V: Hardware and Parallel Processing.- PROOF II: A Scalable Architecture for Future Highperformance Graphics Systems.- Realtime Synthesis of Super-Realistic Moving Goldfish Using Small-Scale Parallel Transputers.- Parallel Volume Rendering Finite Element Data.- Parallel Processing in Radiosity Calculations.- A Massively Parallel Processing Approach to Fast Photo-Realistic Image Synthesis.- Real-Time Hardware for Image Edge-Thinning Using a New 11-Pixel Window.- Parallel Creation of Linear Octrees from Quadtree Slices.- A Graphical Hierarchical Flowchart Generator for Parallel Fortan Programs.- VI: Image Processing.- A Fast Algorithm for Digital Image Scaling.- A Method of Dynamic Image Montage and Simple Scene Model Construction for Landscape Simulation.- A Necessary Condition of Block Edge Detection and Hierarchical Representations of the Kernel Form of the Hexagonal Grid.- Partial Surface Identification Based on 3-D Multiple Spatial Filtering.- Analysis and Recognition of Medical Images: 1. Elastic Deformation Transformation.- Image Segmentation Using Colour Information and its Application in Colonscopy.- A Multi-Processor Vision System.- Conference Organization.- Author Index.- Keyword Index.