The Fraunhofer Gesellschaft VRGeo Consortium[2011] is an oil & gas international consortium for yhe development of visualization technology for geoscience and engineering applications in virtual environment.
VRGeo has presented many significant contributions on the use of VR technology , especially in the area of collaborative work in virtual environment.Simon et al.[2005]
presented a qualiatative and quantitative study comparing usability and interaction performance with multi-viewpoint images,where a large-screen projection-based stereosopic-display system is shared by a small group of people ,each with their own viewpoint.