Recent Submissions

  • Filament-Based Smoke 

    Weißmann, Steffen (Weißmann, 15. 9. 201)
    This cumulative dissertation presents a complete model for simulating smoke usingpolygonal vortex filaments. Based on a Hamiltonian system for the dynamics ofsmooth vortex filaments, we develop an effcient and robust ...
  • Hybrid Methods for Interactive Shape Manipulation 

    Weber (Weber, 2010-09-12)
    Manipulating 2D and 3D shapes interactively is an important task in computer graphics. The challenge is to be able to induce a global change to the shape while preserving its local structure. A deformation tool accepts as ...
  • A Stochastic Parallel Method for Real Time Monocular SLAM Applied to Augmented Reality 

    Sanchez Tapia, Jairo Roberto (Sanchez Tapia, 2010-12-10)
    In augmented reality applications, the position and orientation of the observermust be estimated in order to create a virtual camera that renders virtual objectsaligned with the real scene. There are a wide variety of ...
  • Digital Processing and Management Tools for 2D and 3D Shape Repositories 

    Saleem, Waqar (Saleem, Waqar, 2010-06-18)
    This thesis presents work on several aspects of 3D shape processing. We developa learning based surface reconstruction algorithm that is robust to typical inputartifacts and alleviates the restrictions imposed by previous ...
  • A Robust Approach to Interactive Virtual Cutting: Geometry and Color 

    Pietroni, Nico (Pietroni, 2010-05-08)
    Interactive simulation of deformable bodies has attracted growing interest in the course of the last decade and, while for a long time it has been limited to applicative domains such as virtual surgery, it is nowadays a ...
  • Visual Exploration and Analysisof Perfusion Data 

    Oeltze, Steffen (Oeltze, 2010-08-25)
    Perfusionsdaten sind dynamische medizinische Bilddaten, welche den regionalen Blutfluss in Gewebe charakterisieren. Sie besitzen ein großes Potential in der medizinischen Diagnose, da sie, verglichen mit statischen Daten, ...
  • Processing of Façade Imagery 

    Musialski, Przemyslaw (Musialski, 2010)
    Modeling and reconstruction of urban environments is currently the subject of intensive research. There is a wide range of possible applications, including virtual environments ...
  • Visibility Computations for Real-Time Rendering in General 3D Environments 

    Mattausch, Oliver (Mattausch, 27.4.2010)
    Visibility computations are essential operations in computer graphics, which are required for rendering acceleration in the form of visibility culling, as well as for computing realistic lighting. Visibility culling, which ...
  • Visual Analytics of Large Weighted Directed Graphs and Two-Dimensional Time-Dependent Data 

    Landesberger von Antburg, Tatiana (Landesberger von Antburg, June, 2010)
    Die Analyse großer Datenmengen ist in vielen Anwendungsgebieten eine wichtige Aufgabe. Dazu zählen zum einen die Biologie, Pharmazie und Verkehrsplanung als auch Sozial- und Wirtschaftswissenschaften, um nur einige Beispiele ...
  • Process-Based Design of Multimedia Annotation Systems 

    Hofmann, Cristian Erick (Hofmann, 06.12.2010)
    Annotation of digital multimedia comprises a range of different application scenarios,supported media and annotation formats, and involved techniques. Accordingly, recentannotation environments provide numerous functions ...
  • Reconsidering Light Transport - Acquisition and Display of Real-World Reflectance and Geometry 

    Hullin, Matthias (Matthias Hullin, 2010-12-15)
    In this thesis, we cover three scenarios that violate common simplifying assumptions about the nature of light transport. We begin with the first ingredient to any 3D rendering: a geometry model. Most 3D scanners require ...
  • Exploiting Coherence in Lighting and Shading Computations 

    Herzog, Robert (Herzog, Robert, 2010-07-01)
    Computing global illumination (GI) in virtual scenes becomes increasingly attractive even for real-time applications nowadays. GI delivers important cues inthe perception of 3D virtual scenes, which is important for material ...
  • Constraint-Based Surface Processing for Geometric Modeling and Architecture 

    Eigensatz, Michael (Eigensatz, Michael, 2011-03-14)
    This thesis investigates the application and implementation of geometric constraints to manipulate, approximate, and optimize surfaces for modeling and architecture. In modeling, geometric constraints provide an ...
  • NURBS-compatible subdivision surfaces 

    Cashman, Thomas J. (Cashman, Thomas J., Mar 2010)
    Two main technologies are available to design and represent freeformsurfaces: Non-Uniform Rational B-Splines (NURBS) and subdivision surfaces. Both representations are built on uniform B-splines, but they extend this ...
  • Real-time High Quality HDR Illumination and Tonemapped Rendering 

    Michael, Despina (Michael, 2010-07-10)
    Real-time realistic rendering of a computer generated scene is one of the core research areas in computer graphics as it is required in several applications such as computer games, training simulators, medical and architectural ...
  • Study of parallel techniques applied to surface reconstruction from unorganized and unoriented point clouds 

    Buchart Izaguirre, Carlos Ignacio (Buchart Izaguirre, 2010-12-13)
    Nowadays, digital representations of real objects are becoming biggeras scanning processes are more accurate, so the time required for thereconstruction of the scanned models is also increasing.This thesis studies the ...
  • Measurement-based modeling and fabrication of deformable materials for human faces 

    Bickel, Bernd (Bickel, 2010)
    <p>This thesis investigates the combination of data-driven and physically basedtechniques for acquiring, modeling, and animating deformable materials,with a special focus on human faces. Furthermore, based on these ...
  • Human Visual System Models in Computer Graphics 

    Aydin, Tunc Ozan (Tunc Ozan Aydin, 2011-10-11)
    At the receiving end of visual data are humans; thus it is only natural to takeinto account various properties and limitations of the human visual system whiledesigning new image and video processing methods. In this ...
  • Animation Reconstruction of Deformable Surfaces 

    Li, Hao (Li, 2010)
    <p> Accurate and reliable 3D digitization of dynamic shapes is a critical component in the creation of compelling CG animations. Digitizing deformable surfaces has applications ranging from robotics, biomedicine, ...