PDF-EUROGRAPHICS'99/P.BrunetandR.Scopigno(GuestEditors)Volume18Number3Mult

AbstractThispaperdescribesthesuccessfulcombinationofpregeneratedanddynamicallyupdatedimagebasedrepresentationstoacceleratethevisualizationofcomplexvirtualenvironmentsWeintroduceanewtypeofimpostor. We argue that de64257ning a modeling operation by asking for rigidity of the local transformations is useful in various settings Such formulation leads to a nonlinear yet conceptually simple energy formulation which is to be minimized by the deforme Following the obser vations of Joshi et al JMD 07 we show the advantage of having positive coordinates The control points of the deformation are the vertices of a cage enclosing the deformed mesh To de64257ne positive mean value coordinates for a Rustamov Purdue University West Lafayette IN Abstract A deformation invariant representation of surfaces the GPS embedding is introduced using the eigenvalues and eigenfunctions of the LaplaceBeltrami differential operator Notably since the de64257n Tong P Alliez D CohenSteiner M Desbrun Caltech INRIA SophiaAntipolis France Abstract We introduce a framework for quadrangle meshing of discrete manifolds Based on discrete differential forms our method hinges on extending the discrete Laplacian ope Botsch R Pajarola Editors Topological Methods for the Analysis of High Dimensional Data Sets and 3D Object Recognition Gurjeet Singh Facundo M57577moli and Gunnar Carlsson Institute for Computational and Mathematical Engineering S tanford Universit This paper explores the fundamental tradeoff between spatial resolution and angular resolution that is inherent to integral photography Based on our analysis we divide previous integral camera designs into two classes depending on how the light 6425 Ebert S M57577rillou Editors Modeling Trees with a Space Colonization Algorithm Adam Runions Brendan Lane and Przemyslaw Prusinkiewicz Department of Computer Science University of Calgary Canada Abstract We extend the open leaf venation model by Run Otaduy and Z Popovic Editors Animating NonHumanoid Characters with Human Motion Data Katsu Yamane Yuka Ariki and Jessica Hodgins Disney Research Pittsburgh USA Carnegie Mellon University USA Nara Institute of Science and Technology Japan Abstract Medieninformatik University of Ulm 89069 Ulm Germany Figure 1 Images from animations and interactive applications generated by our new ray tracing algorithm at interactive rates on a single processor Quake II image on the right can be played smoothl 1. Introduction Locomotion is an important interaction technique in virtual environments. Real walking is better than flying or walking-in-place, in terms of presence, ease of use, and naturalness Fig Redirected Walking in Place Sharif Razzaque, David Swapp, Mel Slater, Mary C. Whitton and Anthony Steed Department of Computer Science, University Department of Computer Science, University of North NatashaGelfandandLeonidasJ.GuibasComputerGraphicsLaboratory,StanfordUniversity/ShapeSegmentationUsingLocalSlippageAnalysisplanes,cylinders,spheres,surfacesofrevolutionandsur-facesoflinearextrusion(als Boschetal/APhysically-BasedModelforRenderingRealisticScratches Figure1:Realscratchedplateofaluminiumwithacloseviewonthemicrogeometryofascratchanditsmeasuredcross-section.onlyaccountsforsomespeciccros AbstractPompeiiwasaRomancity,destroyedandcompletelyburiedduringaneruptionofthevolcanoMountVesuvius.Wehavereviveditspastbycreatinga3DmodelofitspreviousappearanceandpopulateditwithcrowdsofVirtualRomans.