Now showing items 21-40 of 236

    • Parallel Multiresolution Volume Rendering of Large Data Sets with Error-Guided Load Balancing 

      Wang, Chaoli; Gao, Jinzhu; Shen, Han-Wei (The Eurographics Association, 2004)
      We present a new parallel multiresolution volume rendering algorithm for visualizing large data sets. Using the wavelet transform, the raw data is first converted into a multiresolution wavelet tree. To eliminate the ...
    • Through the Concurrency Gateway: a Challenge from the Near Future of Graphics Hardware 

      Welch, P. H. (The Eurographics Association, 2004)
      The computer graphics industry, and in particular those involved with films, games and virtual reality, continue to demand more and more realistic computer generated images. The complexity of the scenes being modelled and ...
    • Fast Remote Isosurface Visualization With Chessboarding 

      Neeman, A.; Sulatycke, P.; Ghose, K. (The Eurographics Association, 2004)
      Isosurface rendering is a technique for viewing and understanding many large data sets from both science and engineering. With the advent of multi-gigabit-per-second network backbones such as Internet2 and fast local ...
    • A hierarchical and view dependent visualization algorithm for tree based AMR data in 2D or 3D 

      Pino, Stéphane Del (The Eurographics Association, 2004)
      In this paper, a solution to the visualization of huge amount of data provided by solvers using tree based AMR method is proposed. This approach strongly relies on the hierarchical structure of data and view dependent ...
    • Tuning of Algorithms for Independent Task Placement in the Context of Demand-Driven Parallel Ray Tracing 

      Plachetka, T. (The Eurographics Association, 2004)
      This paper investigates assignment strategies (load balancing algorithms) for process farms which solve the problem of online placement of a constant number of independent tasks with given, but unknown, time complexities ...
    • Parallel Implicit Integration for Cloth Animations on Distributed Memory Architectures 

      Keckeisen, M.; Blochinger, W. (The Eurographics Association, 2004)
      We present a parallel cloth simulation engine designed for distributed memory parallel architectures, in particular clusters built of commodity components. We focus on efficient parallel processing of irregularly structured ...
    • Hierarchical Visualization and Compression of Large Volume Datasets Using GPU Clusters 

      Strengert, Magnus; Magallón, Marcelo; Weiskopf, Daniel; Guthe, Stefan; Ertl, Thomas (The Eurographics Association, 2004)
      We describe a system for the texture-based direct volume visualization of large data sets on a PC cluster equipped with GPUs. The data is partitioned into volume bricks in object space, and the intermediate images are ...
    • Massive Data Pre-Processing with a Cluster Based Approach 

      Borgo, R.; Pascucci, V.; Scopigno, R. (The Eurographics Association, 2004)
      Data coming from complex simulation models reach easily dimensions much greater than available computational resources. Visualization of such data still represents the most intuitive and effective tool for scientific ...
    • A Scalable Cluster-based Parallel Simplification Framework for Height Fields 

      Gouranton, V.; Limet, S.; Madougou, S.; Melin, E. (The Eurographics Association, 2004)
      In this paper, we present a method to interactively render 3D large datasets on a PC Cluster. Classical methods use simplification to fill up the gap between such models and graphics card capabilities. Unfortunatelly, ...
    • Memory-Savvy Distributed Interactive Ray Tracing 

      DeMarle, David E.; Gribble, Christiaan P.; Parker, Steven G. (The Eurographics Association, 2004)
      Interactive ray tracing in a cluster environment requires paying close attention to the constraints of a loosely coupled distributed system. To render large scenes interactively, memory limits and network latency must be ...
    • Optimized Visualization for Tiled Displays 

      Lorenz, Mario; Brunnett, Guido (The Eurographics Association, 2006)
      In this paper we present new functionality we added to the Chromium framework. When driving tiled displays using a sort-first configuration based on the Tilesort stream procession unit (SPU) the performance bottlenecks are ...
    • Accelerated Volume Rendering with Homogeneous Region Encoding using Extended Anisotropic Chessboard Distance on GPU 

      Es, A.; Keles, H. Y.; Isler, V. (The Eurographics Association, 2006)
      Ray traversal is the most time consuming part in volume ray casting. In this paper, an acceleration technique for direct volume rendering is introduced, which uses a GPU friendly data structure to reduce traversal time. ...
    • Distributed Force-Directed Graph Layout and Visualization 

      Mueller, Christopher; Gregor, Douglas; Lumsdaine, Andrew (The Eurographics Association, 2006)
      While there exist many interactive tools for the visualization of small graphs and networks, these tools do not address the fundamental problems associated with the visualization of large graphs. In particular, larger ...
    • Parallel Texture-Based Vector Field Visualization on Curved Surfaces Using GPU Cluster Computers 

      Bachthaler, S.; Strengert, M.; Weiskopf, D.; Ertl, T. (The Eurographics Association, 2006)
      We adopt a technique for texture-based visualization of flow fields on curved surfaces for parallel computation on a GPU cluster. The underlying LIC method relies on image-space calculations and allows the user to visualize ...
    • The Challenges of Commodity-Based Visualization Clusters 

      Klosowski, J. T. (The Eurographics Association, 2006)
      The performance of commodity computer components continues to increase dramatically. Processors, internal I/O buses, graphics cards, and network adapters have all exhibited significant improvements without significant ...
    • Time Step Prioritising in Parallel Feature Extraction on Unsteady Simulation Data 

      Wolter, M.; Hentschel, B.; Schirski, M.; Gerndt, A.; Kuhlen, T. (The Eurographics Association, 2006)
      Explorative analysis of unsteady computational fluid dynamics (CFD) simulations requires a fast extraction of flow features. For time-varying data, the extraction algorithm has to be executed for each time step in the ...
    • Multi-layered Image Caching for Distributed Rendering of Large Multiresolution Datasets 

      Strasser, Jonathan; Pascucci, Valerio; Ma, Kwan-Lui (The Eurographics Association, 2006)
      The capability to visualize large volume datasets has applications in a myriad of scientific fields. This paper presents a large data visualization solution in the form of distributed, multiresolution, progressive processing. ...
    • A Scalable, Hybrid Scheme for Volume Rendering Massive Data Sets 

      Childs, Hank; Duchaineau, Mark; Ma, Kwan-Liu (The Eurographics Association, 2006)
      We introduce a parallel, distributed memory algorithm for volume rendering massive data sets. The algorithm's scalability has been demonstrated up to 400 processors, rendering one hundred million unstructured elements in ...
    • Rendering on Demand 

      Chalmers, A.; Debattista, K.; Sundstedt, V.; Longhurst, P.; Gillibrand, R. (The Eurographics Association, 2006)
      In order for computer graphics to accurately represent real world environments, it is essential that physically based illumination models are used. However, typical global illumination solutions may take many seconds, even ...
    • Remote Large Data Visualization in the ParaView Framework 

      Cedilnik, Andy; Geveci, Berk; Moreland, Kenneth; Ahrens, James; Favre, Jean (The Eurographics Association, 2006)
      Scientists are using remote parallel computing resources to run scientific simulations to model a range of scientific problems. Visualization tools are used to understand the massive datasets that result from these ...