Browsing EGPGV: Eurographics Workshop on Parallel Graphics and Visualization by Title

Now showing items 120-139 of 242

    • Machine Learning-Based Autotuning for Parallel Particle Advection 

      Schwartz, Samuel D.; Childs, Hank; Pugmire, David (The Eurographics Association, 2021)
      Data-parallel particle advection algorithms contain multiple controls that affect their execution characteristics and performance, in particular how often to communicate and how much work to perform between communications. ...

    • 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 ...

    • Massively Parallel Large Scale Inundation Modelling 

      Rak, Arne; Guthe, Stefan; Mewis, Peter (The Eurographics Association, 2022)
      Over the last 20 years, flooding has been the most common natural disaster, accounting for 44.7% of all disasters, affecting about 1.65 billion people worldwide and causing roughly 105 thousand deaths†. In contrast to other ...

    • Memory-Efficient On-The-Fly Voxelization of Particle Data 

      Zirr, Tobias; Dachsbacher, Carsten (The Eurographics Association, 2015)
      In this paper we present a novel GPU-friendly real-time voxelization technique for rendering homogeneous media that is defined by particles, e.g. fluids obtained from particle-based simulations such as Smoothed Particle ...

    • 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 ...

    • Mining the Human Genome using Virtual Reality 

      Stolk, Bram; Abdoelrahman, Faizal; Koning, Anton; Wielinga, Paul (The Eurographics Association, 2002)
      The analysis of genomic data and integration of diverse biological data sources has become increasingly difficult for researches in the life sciences. This problem is exacerbated by the speed with which new data is gathered ...

    • Moment-Based Opacity Optimization 

      Zeidan, Mahmoud; Rapp, Tobias; Peters, Christoph; Dachsbacher, Carsten (The Eurographics Association, 2020)
      Geometric structures such as points, lines, and surfaces play a vital role in scientific visualization. However, these visualizations frequently suffer from visual clutter that hinders the inspection of important features ...

    • MPI-hybrid Parallelism for Volume Rendering on Large, Multi-core Systems 

      Howison, Mark; Bethel, E. Wes; Childs, Hank (The Eurographics Association, 2010)
      This work studies the performance and scalability characteristics of hybrid parallel programming and execution as applied to raycasting volume rendering a staple visualization algorithm on a large, multi-core platform. ...

    • Multi-Frame Rate Volume Rendering 

      Hauswiesner, Stefan; Kalkofen, Denis; Schmalstieg, Dieter (The Eurographics Association, 2010)
      This paper presents multi-frame rate volume rendering, an asynchronous approach to parallel volume rendering. The workload is distributed over multiple GPUs in such a way that the main display device can provide high frame ...

    • Multi-GPU Image-based Visual Hull Rendering 

      Hauswiesner, Stefan; Khlebnikov, Rostislav; Steinberger, Markus; Straka, Matthias; Reitmayr, Gerhard (The Eurographics Association, 2012)
      Many virtual mirror and telepresence applications require novel viewpoint synthesis with little latency to user motion. Image-based visual hull (IBVH) rendering is capable of rendering arbitrary views from segmented images ...

    • Multi-GPU Sort-Last Volume Visualization 

      Marchesin, Stéphane; Mongenet, Catherine; Dischler, Jean-Michel (The Eurographics Association, 2008)
      In this paper, we propose an experimental study of an inexpensive off-the-shelf sort-last volume visualization architecture based upon multiple GPUs and a single CPU. We show how to efficiently make use of this architecture ...

    • 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 Multi-thread Safe Foundation for Scene Graphs and its Extension to Clusters 

      Voß, G.; Behr, J.; Reiners, D.; Roth, M. (The Eurographics Association, 2002)
      One of the main shortcomings of current scene graphs is their inability to support multi-thread safe data structures. This work describes the general framework used by the OpenSG scene graph system to enable multiple ...

    • Multiresolution Visualization of Massive Models on a Large Spatial 3D Display 

      Bettio, Fabio; Gobbetti, Enrico; Pintore, Giovanni; Marton, Fabio (The Eurographics Association, 2007)
      We report on a cluster parallel multiresolution rendering system driving a spatial 3D display able to give multiple freely moving naked-eye viewers the illusion of seeing virtual objects floating at fixed physical locations ...

    • Optimal Multi-Image Processing Streaming Framework on Parallel Heterogeneous Systems 

      Ha, Linh K.; Krüger, Jens; Comba, Joao; Joshi, Sarang; Silva, Cláudio T. (The Eurographics Association, 2011)
      Atlas construction is an important technique in medical image analysis that plays a central role in understanding the variability of brain anatomy. The construction often requires applying image processing operations to ...

    • 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 ...

    • Optimized Volume Raycasting for Graphics-Hardware-based Cluster Systems 

      Müller, C.; Strengert, M.; Ertl, T. (The Eurographics Association, 2006)
      In this paper, we present a sort-last parallel volume rendering system based on single-pass volume raycasting performed in the fragment shader unit. The architecture is aimed for displaying data sets that utilize the total ...

    • Out-of-Core Framework for QEM-based Mesh Simplification 

      Ozaki, Hiromu; Kyota, Fumihito; Kanai, Takashi (The Eurographics Association, 2015)
      In mesh simplification, in-core based methods using Quadric Error Metric (QEM), which apply a sequence of edge-collapse operations, can generate high-quality meshes while preserving shape features. However, these methods ...

    • An Out-of-core Method for Computing Connectivities of Large Unstructured Meshes 

      Ueng, Shyh-Kuang; Sikorski, K. (The Eurographics Association, 2002)
      Adjacency graphs of meshes are important for visualizing or compressing unstructured scientific data. However, calculating adjacency graphs requires intensive memory space. For large data sets, the calculation becomes very ...

    • Out-Of-Core Sort-First Parallel Rendering for Cluster-Based Tiled Displays 

      Correa, Wagner T.; Klosowski, James T.; Silva, Claudio T. (The Eurographics Association, 2002)
      We present a sort-first parallel system for out-of-core rendering of large models on cluster-based tiled displays. The system is able to render igh-resolution images of large models at interactive frame rates using ...