Now showing items 21-40 of 758

    • A 3DWeb Application for Weather Forecast Based on WebGL 

      Graciano, Alejandro; Rueda, Antonio J.; Feito, Francisco R.; Martínez, Francisco (The Eurographics Association, 2015)
      Management, interpretation and visualization of geoscientific and atmospherical information is a major problem for the geoscientist and for a correct diffusion, due to its high volume, complexity, spatiotemporal dimension ...
    • Accelerating Raycasting Utilizing Volume Segmentation of Industrial CT Data 

      Frey, Steffen; Ertl, Thomas (The Eurographics Association, 2009)
      We propose a flexible acceleration technique for raycasting targeted at industrial CT data and the context of material deficiency checking. Utilizing volume segmentation that is typically employed for object analysis, GPU ...
    • Accelerating Surface Tension Calculation in SPH via Particle Classification and Monte Carlo Integration 

      Zorrilla, Fernando; Sappl, Johannes; Rauch, Wolfgang; Harders, Matthias (The Eurographics Association, 2019)
      Surface tension has a strong influence on the shape of fluid interfaces. We propose a method to calculate the corresponding forces efficiently. In contrast to several previous approaches, we discriminate to this end between ...
    • Accurate and Marker-less Head Tracking Using Depth Sensors 

      Breidt, Martin; Bülthoff, Heinrich H.; Curio, Cristóbal (The Eurographics Association, 2013)
      Parameterized, high-fidelity 3D surface models can not only be used for rendering animations in the context of Computer Graphics (CG), but have become increasingly popular for analyzing data, and thus making these accessible ...
    • Acquisition, Representation and Rendering of Real-World Models using Polynomial Texture Maps in 3D 

      Vassallo, Elaine; Spina, Sandro; Debattista, Kurt (The Eurographics Association, 2013)
      The ability to represent real-world objects digitally in a realistic manner is an indispensable tool for many applications. This paper proposes a method for acquiring, processing, representing, and rendering these digital ...
    • Adaptive Clipping of Splats to Models with Sharp Features 

      Ivo, Rafael; Ganovelli, Fabio; Vidal, Creto; Scopigno, Roberto (The Eurographics Association, 2014)
      Splat-based models are a good representation because of its absense of topology, making complex modeling operations easier, but keeping the same approximation ratio from triangular meshes. However corners cannot be properly ...
    • Adaptive Environmental Sampling: The Interplay Between Geostatistics and Geometry 

      Berretta, S.; Cabiddu, D.; Pittaluga, S.; Mortara, M.; Spagnuolo, M.; Zuccolini, M. Vetuschi (The Eurographics Association, 2018)
      In environmental surveys a large sampling effort is required to produce accurate geostatistical maps representing the distribution of environmental variables, and the analysis of each sample is often expensive. Typically, ...
    • Adaptive Frame Rate Up-conversion with Motion Extraction from 3D Space for 3D Graphic Pipelines 

      Falchetto, M.; Barone, M.; Pau, D. (The Eurographics Association, 2006)
      A novel 3D Graphic Pipeline for mobile handheld devices is introduced. It s able to achieve increased frame-rate at its output, high picture quality, improved temporal anti-aliasing, thanks to frame-rate upconversion ...
    • Adaptive Infrastructure for Visual Computing 

      Brodlie, K. W.; Brooke, J.; Chen, M.; Chisnall, D.; Hughes, C. J.; John, Nigel W.; Jones, M. W.; Riding, M.; Roard, N.; Turner, M.; Wood, J. D. (The Eurographics Association, 2007)
      Recent hardware and software advances have demonstrated that it is now practicable to run large visual computing tasks over heterogeneous hardware with output on multiple types of display devices. As the complexity of the ...
    • Adaptive Quad Mesh Simplification 

      Bozzo, Agostino; Panozzo, Daniele; Puppo, Enrico; Pietroni, Nico; Rocca, Luigi (The Eurographics Association, 2010)
      We present an improved algorithm for the progressive simplification of quad meshes, which adapts the resolution of the mesh to details of the modeled shape. We extend previous work [TPC*10], by simplifying the approach and ...
    • An Adaptive Sampling Approach to Incompressible Particle-Based Fluid 

      Hong, Woosuck; House, Donald H.; Keyser, John (The Eurographics Association, 2009)
      We describe an adaptive particle-based technique for simulating incompressible fluid that uses an octree structure to compute inter-particle interactions and to compute the pressure field. Our method extends the hybrid ...
    • Adaptive trimming of cubic triangular Bézier patches 

      García, Ángel Luis; Miras, Juan Ruiz de; Feito, Francisco R. (The Eurographics Association, 2006)
      We present a method to handle cubic trimmed triangular Bézier patches. This scheme makes use of levels of detail and surface subdivision to achieve a fast and flexible hierarchical data structure that is specially useful ...
    • An Adaptive Video Surveillance Architecture for Behavior Analysis 

      Zini, Luca; Noceti, Nicoletta; Odone, Francesca (The Eurographics Association, 2010)
      Adaptivity to scene changes is a main requirement for video analysis. The interpretation of video streams can be dealt by triggering different techniques depending on the scene properties. We present a work-on-progress for ...
    • Advanced, Automatic Stream Surface Seeding and Filtering 

      Edmunds, Matt; Laramee, Robert S.; Chen, Guoning; Zhang, Eugene; Max, Nelson (The Eurographics Association, 2012)
      The placement or seeding of stream surfaces in 3D flow fields faces a number of challenges. These challenges include perception, occlusion, and the appropriate representation of flow characteristics. A variety of streamline ...
    • Advantages of 3D Extraction and Spatial Awareness within a Videoconferencing Environment 

      Rodriguez-Frias, Myrna M.; Morris, Tim; Turner, Martin; Rowley, Andrew (The Eurographics Association, 2011)
      This work-in-progress paper describes some of the issues, and lists proposed use-case scenarios, for the development of a real-time multi-participant 3D enhanced videoconferencing system. We are interested in creating a ...
    • Advantages of allowing Hexagonal Pixels to be used as a Boundary Description Format 

      Turner, Martin J. (The Eurographics Association, 2007)
      This paper considers some algorithmic extensions and some specific advantages when using a hexagonal pixel array as compared with the usual practice of using a rectangular or square pixel raster array. Discussed are some ...
    • Aesthetic-Interaction: Exploring the Importance of the Visual Aesthetic in the Creation of Engaging Photorealistic VR Environments 

      Carroll, Fiona (The Eurographics Association, 2009)
      Nearly forty years since its conception, the medium of VR is still an enigma. In many ways, it is a medium that still lacks its own uniform language. VR, and particularly photorealistic VR, is a medium that is so occupied ...
    • Agent-based Large Scale Simulation of Pedestrians With Adaptive Realistic Navigation Vector Fields 

      Karmakham, Twin; Richmond, Paul; Romano, Daniela M. (The Eurographics Association, 2010)
      A large scale pedestrian simulation method, implemented with an agent based modelling paradigm, is presented within this paper. It allows rapid prototyping and real-time modifications, suitable for quick generation and ...
    • Airborne Ultrasound Pulse Force Device for Palpation Simulation 

      Hung, Gary M.; John, Nigel W. (The Eurographics Association, 2011)
      This research is investigating the use of acoustic radiation pressure from ultrasound emitters to produce tactile feedback in medical simulators. An initial application would be to simulate a pulse palpation where the ...
    • An Aliasing Theory of Shadow Mapping 

      Zhang, Fan; Zhao, Chong; Sun, Hanqiu (The Eurographics Association, 2009)
      Shadow mapping is a popular image-based technique for real-time shadow rendering. Although numerous improvements have been made to help anti-aliasing in shadow mapping, there is a lack of mathematical tools that allow us ...