Now showing items 305-324 of 395

    • Reconstruction and Analysis of Shapes from 3D Scans 

      Haar, Frank B. ter (Haar, 2009)
      In this thesis we use 3D laser range scans for the acquisition, reconstruction, and analysis of 3D shapes. 3D laser range scanning has proven to be a fast and effective way to capture the surface of an object in a computer. ...
    • Reconstruction and Rendering of Time-Varying Natural Phenomena 

      Ihrke, Ivo (Ihrke, 2007-05-21)
      While computer performance increases and computer generated images getever more realistic, the need for modeling computer graphics content is becoming stronger. To achieve photo-realism, detailed scenes have to be modeled, ...
    • Reconstruction of 3D Models from Images and Point Clouds with Shape Primitives 

      Reisner-Kollmann, Irene (Reisner-Kollmann, 2013-03-12)
      3D models are widely used in different applications, including computer games, planning software, applications for training and simulation, and virtual city maps. For many of these applications it is necessary or at least ...
    • Reconstructive Geometry 

      Ullrich, Torsten (Ullrich, 2011)
      The thesis “Reconstructive Geometry” by TORSTEN ULLRICH presents a new collision detection algorithm, a novel approach to generative modeling, and an innovative shape recognition technique. All these contributions are ...
    • Reducing Animator Keyframes 

      Holden, Daniel (2017)
      The aim of this doctoral thesis is to present a body of work aimed at reducing the time spent by animators manually constructing keyframed animation. To this end we present a number of state of the art machine learning ...
    • Registration of Heterogenous Data for Urban Modeling 

      Djahel, Rahima (2022-06-22)
      Indoor/Outdoor modeling of buildings is an important issue in the field of building life cycle management. It is seen as a joint process where the two aspects collaborate to take advantage of their semantic and geometric ...
    • Reinforcement learning in a Multi-agent Framework for Pedestrian Simulation 

      Martinez-Gil, Francisco (ProQuest, 2014-10-23)
      This thesis proposes a new approach to pedestrian simulation based on machine learning techniques. Specifically, the work proposes the use of reinforcement learning techniques to build a decision-making modulefor pedestrian ...
    • The Remote Rendering Pipeline - Managing Geometry and Bandwidth in Distributed Virtual Environments 

      Schmalstieg, Dieter (Schmalstieg, 1997)
      Der Beitrag dieser Dissertation liegt dort, wo sich interaktive dreidimensionale Computergraphik und verteilte Systeme überschneiden. Virtual Environments beschäftigen sich mit der glaubhaften Simulation von virtuellen ...
    • Representing and Rendering Distant Objects for Real-Time Visualization 

      Wimmer, Michael (Wimmer, June 2001)
      Computergraphik ist die Wissenschaft, die sich mit der Generierung glaubw¨urdiger Bilder besch¨aftigt. Eine der gr¨oßten Herausforderungen dabei ist, diese Bilder in ausreichender Geschwindigkeit zu erzeugen. Speziell bei ...
    • Revealing the Invisible: On the Extraction of Latent Information from Generalized Image Data 

      Iseringhausen, Julian Dr. (Universitäts- und Landesbibliothek Bonn, 2020-01-08)
      The desire to reveal the invisible in order to explain the world around us has been a source of impetus for technological and scientific progress throughout human history. Many of the phenomena that directly affect us ...
    • Robust and Efficient Processing Techniques for Staticand Dynamic Geometric Data 

      Schall, Oliver (Schall, Oliver, 2009-08-28)
      Generating high quality geometric representations from real-world objects is a fundamental problem in computer graphics which is motivated bymanifold applications. They comprise image synthesis for movie productionor ...
    • 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 ...
    • Rule-Based Mesh Growing and Generalized Subdivision Meshes 

      Maierhofer, Stefan (Maierhofer, Jan 2002)
      In dieser Arbeit pr¨asentieren wir eine verallgemeinerte Methode zur prozeduralen Erzeugung und Manipulation von Meshes, die im wesentlichen auf zwei verschiedenen Mechanismen beruht: generalized subdivision meshes und ...
    • Sampled and Prefiltered Anti-Aliasing on Parallel Hardware 

      Thomas, Auzinger (2015-05)
      A fundamental task in computer graphics is the generation of two-dimensional images. Prominent examples are the conversion of text or three-dimensional scenes to formats that can be presented on a raster display. Such a ...
    • Sampling and Variance Analysis for Monte Carlo Integration in Spherical Domain 

      Singh, Gurprit (HAL, 2015-09)
      This dissertation introduces a theoretical framework to study different sampling patterns in the spherical domain and their effects in the evaluation of global illumination integrals. Evaluating illumination (light ...
    • Scalable Comparative Visualization 

      Schmidt, Johanna (2016-06-28)
      The comparison of two or more objects is getting an increasingly important task in data analysis. Visualization systems successively have to move from representing one phenomenon to allowing users to analyze several ...
    • Scalable exploration of 3D massive models 

      Jaspe Villanueva, Alberto (2018-11-26)
      This thesis introduces scalable techniques that advance the state-of-the-art in massive model creation and exploration. Concerning model creation, we present methods for improving reality-based scene acquisition and ...
    • Scalable Exploration of Highly Detailed and Annotated 3D Models 

      Balsa Rodríguez, Marcos (2015)
      With the widespread availability of mobile graphics terminals and WebGL-enabled browsers, 3D graphics over the Internet is thriving. Thanks to recent advances in 3D acquisition and modeling systems, high-quality 3D models ...
    • Scalable geometry processing for computer graphics applications 

      Maggioli, Filippo (2023-09-11)
      This thesis explores and investigates scalable solutions, grounded on geometry processing and differential geometry concepts, to different computer graphics tasks. My Ph.D. path gave me the opportunity to probe many research ...
    • Scaling Up Medical Visualization: Multi-Modal, Multi-Patient, and Multi-Audience Approaches for Medical Data Exploration, Analysis and Communication 

      Moerth, Eric (The University of Bergen, 2022-09-02)
      Medical visualization is one of the most application-oriented areas of visualization research. Close collaboration with medical experts is essential for interpreting medical imaging data and creating meaningful visualization ...