Bauer, K.M.K.M.Bauer2022-03-092022-03-091997https://publica.fraunhofer.de/handle/publica/327874Electronic Commerce is becoming a widely accepted way of doing business today. To serve customers best, highly comfortable user interfaces are needed in this application area. 3D computer graphics has proven to be a very effective technology for this purpose. This paper discusses basic aspects for the design of 3D user interfaces. A classification scheme for 3D presentations is briefly described. Several metaphors and realization techniques that are applicable here are presented. Finally, the UI-related features of two systems that were developed at ZGDV are described.de3D computer graphicsElectronic Commerceuser interfacevirtual prototypingVirtual World006conference paper