Now showing items 1-20 of 28

    • A Lightweight ID-Based Extension for Marker Tracking Systems 

      Flohr, Daniel; Fischer, Jan (The Eurographics Association, 2007)
      The estimation of the position and orientation of the digital video camera is a central challenge in video seethrough augmented reality. Many augmented reality applications solve this problem with the help of markerbased ...
    • STORM: a Generic Interaction and Behavioral Model for 3D Objects and Humanoids in a Virtual Environment 

      Mollet, Nicolas; Gerbaud, Stéfanie; Arnaldi, Bruno (The Eurographics Association, 2007)
      We present in this paper research focused on interaction and behavior specification for 3D objects in general, including humanoids. This research is conducted in the context of a collaboration with Nexter-Group (a French ...
    • Monocular Head Tracking for Desktop Virtual Environments 

      Korkalo, Otto; Takala, Tapio (The Eurographics Association, 2007)
      We present an approach to head tracking to be applied in desktop virtual environments. The system is able to estimate both the position and orientation of the user s head using only monocular view. In our approach, the ...
    • vrLib: A Designer Oriented Interaction and 3D User Interface Library 

      Sternberger, Ludovic; Brandel, Sylvain; Bechmann, Dominique (The Eurographics Association, 2007)
      In this paper we propose vrLib, a toolkit which aims to make 3D graphical user interface and interaction very easy to design in virtual environments. This project provides well known and new interaction techniques and ready ...
    • Improved 3D Interactive Devices for Passive and Active Stereo Virtual Environments 

      Wormell, Dean; Foxlin, Eric; Katzman, Patricia (The Eurographics Association, 2007)
      This paper introduces a new set of tracking devices for 3D virtual environment interaction and reviews enhancements including device miniaturization, power reduction, and ruggedization. The goal of these improvements was ...
    • Direct Visuo-Haptic Display System Using a Novel Concept 

      Bordegoni, Monica; Covarrubias, Mario (The Eurographics Association, 2007)
      In this short paper we describe a Direct Visuo-Haptic Display System (DVHDS) setup based on a DLP projector, an overhead projection plane and a half silvered mirror. The system is specifically designed for being integrated ...
    • Evaluating the Effects of Haptics on Presence while Traveling in a Desktop Virtual Environment 

      Jorissen, Pieter; Vanacken, Lode; Lamotte, Wim; Coninx, Karin (The Eurographics Association, 2007)
      Virtual reality applications seek to fully immerse participants into their virtual world experience. The investigation of how stimuli on the different senses influence the users is therefore crucial. As navigation is one ...
    • Functional Reactive Virtual Reality 

      Blom, Kristopher J.; Beckhaus, Steffi (The Eurographics Association, 2007)
      In this paper we introduce a VR system extension that focuses on the creation of interactive, dynamic Virtual Environments. The extension uses the recently developed programming concept, Functional Reactive Programming. ...
    • Immersive Augmented Reality Display System Using a Large Semi-transparent Mirror 

      Murase, Kaori; Ogi, Tetsuro; Saito, Kouta; Koyama, Takahide (The Eurographics Association, 2007)
      This paper proposes an immersive augmented reality display system, named "AR View", that generates a high presence augmented reality environment using the immersive projection technology. In this system, the stereoscopic ...
    • Coordinate System Transformations for Imitation of Goal-Directed Trajectories in Virtual Humans 

      Amor, Heni Ben; Weber, Matthias; Heumer, Guido; Jung, Bernhard (The Eurographics Association, 2007)
      The goal of this work is to record human hand trajectories during goal-oriented reaching behaviors in immersive VR for later imitation by a virtual human. It is desirable that the used trajectory representation generalizes ...
    • Rendering on Tiled Displays using Advanced Stream Caching 

      Lorenz, Mario; Brunnett, Guido; Heinz, Marcel (The Eurographics Association, 2007)
      To render complex scenes on tiled displays efficiently modifications to the Chromium framework have been proposed that lead to significant lower processor and memory load on the client and a very effective utilization of ...
    • Advanced Inertial-Optical Tracking System for Wide Area Mixed and Augmented Reality Systems 

      Wormell, Dean; Foxlin, Eric; Katzman, Patricia (The Eurographics Association, 2007)
      InterSense is introducing a vastly improved version of its wide-area tracking inertial-optical tracking system (IS-1200 VisTracker). The new VisTracker technology has several enhancements including device miniaturization, ...
    • A Unified Multi-Surface, Multi-ResolutionWorkspace with Camera-Based Scanning and Projector-Based Illumination 

      Johnson, Tyler; Fuchs, Henry (The Eurographics Association, 2007)
      Research in the area of projector- and camera-augmented office environments has demonstrated the use of cameras as desktop scanning devices, shown the benefits of using multiple display devices for focus and context ...
    • Using Proprioception as a Cue towards Effective Spatial Input in VR: a Framework for an Experimental Study 

      Veit, Manuel; Capobianco, Antonio; Bechmann, Dominique (The Eurographics Association, 2007)
      We developed a free form deformation application for an immersive environment in which users can interact freely by using datagloves. In this paper, we present an experimental protocol designed to investigate the contribution ...
    • Interactive Social Displays 

      Pfeiffer, Thies; Latoschik, Marc Erich (The Eurographics Association, 2007)
      The mediation of social presence is one of the most interesting challenges of modern communication technology. The proposed metaphor of Interactive Social Displays describes new ways of interactions with multi-/crossmodal ...
    • Augmentation of Visualisation Using Sonification: A Case Study in Computational Fluid Dynamics 

      Kazakevich, Maryia; Boulanger, Pierre; Bischof, Walter F.; Garcia, M. (The Eurographics Association, 2007)
      Advances in computer processing power and networking over the past few years have brought significant changes to the modeling and simulation of complex phenomena. Problems that formerly could only be tackled in batch mode, ...
    • Hybrid Information Presentation: Combining a Portable Augmented Reality Laser Projector and a Conventional Computer Display 

      Schwerdtfeger, Bjoern; Klinker, Gudrun (The Eurographics Association, 2007)
      We present a three dimensional, user centered instruction placement system that is geared toward supporting high quality ubiquitous information presentation in industrial environments. Our system uses a hybrid information ...
    • A Single Chip DLP Projector for Stereoscopic Images of High Color Quality and Resolution 

      Hopp, Armin; Havemann, Sven; Fellner, Dieter W. (The Eurographics Association, 2007)
      We present a novel stereoscopic projection system. It combines all the advantages of modern single-chip DLP technology attractive price, great brightness, high contrast, superior resolution and color quality with those ...
    • Elbe Dom: 360 Degree Full Immersive Laser Projection System 

      Schoor, Wolfram; Masik, Steffen; Hofmann, Marc; Mecke, Rüdiger; Müller, Gerhard (The Eurographics Association, 2007)
      The immersive visualization of virtual interactive environments presents an immense challenge to current representation techniques, especially multi-user applications. This paper presents a new solution to meet the drastically ...
    • Gait Parameters while Walking in a Head-mounted Display Virtual Environment and the Real World 

      Mohler, Betty J.; Campos, Jennifer L.; Weyel, Michael B.; Bülthoff, Heinrich H. (The Eurographics Association, 2007)
      Full-body motion tracking data was collected for six subjects during free walking. Each participant was asked to walk to a previously seen target under four experimental conditions: eyes closed within the real world, eyes ...