Now showing items 48-67 of 307

    • Data Driven Analysis of Faces from Images 

      Scherbaum, Kristina (Scherbaum, Kristina, 2013-09-17)
      This thesis proposes three new data-driven approaches to detect, analyze, or modify faces in images. All presented contributions are inspired by the use of prior knowledge and they derive information about facial ...
    • Data-driven Approaches for Interactive Appearance Editing 

      Nguyen, Chuong H. (2015-06-22)
      This thesis proposes several techniques for interactive editing of digital content and fast rendering of virtual 3D scenes. Editing of digital content - such as images or 3D scenes - is difficult, requires artistic talent ...
    • Data-driven methods for interactive visual content creation and manipulation 

      Jain, Arjun (Jain, Arjun, 2014-03-19)
      Software tools for creating and manipulating visual content --- be they for images, video or 3D models --- are often difficult to use and involve a lot of manual interaction at several stages of the process. Coupled ...
    • Data-driven Modelling of Shape Structure 

      Averkiou, Melinos (2015-09)
      In recent years, the study of shape structure has shown great promise, by taking steps towards exposing shape semantics and functionality to algorithms spanning a wide range of areas in computer graphics and vision. By ...
    • Deformable Shape Matching 

      Tevs, Art (Tevs, Art, 2011-12-21)
      Deformable shape matching has become an important building block inacademia as well as in industry.Given two three dimensional shapes A and B the deformation function faligning A with B has to be found.The function is ...
    • The Delta Radiance Field 

      Franke, Tobias Alexander (2015-09-11)
      The wide availability of mobile devices capable of computing high fidelity graphics in real-time has sparked a renewed interest in the development and research of Augmented Reality applications. Within the large spectrum ...
    • Depth, Shading, and Stylization in Stereoscopic Cinematography 

      Templin, Krzysztof (2016-02-26)
      Due to the constantly increasing focus of the entertainment industry on stereoscopic imaging, techniques and tools that enable precise control over the depth impression and help to overcome limitations of the current ...
    • Derivatives and Eigensystems for Volume-Data Analysis and Visualization 

      Hladuvka, Jiri (Hladuvka, Dec 2001)
      Der Begriff Volumsdaten beschreibt diskrete drei-dimensionale r¨aumlichen Signale. Verfahren, welche auf diesen Daten arbeiten, k¨onnen grob in zwei Kategorien unterteilt werden: Visuelle Verfahren, welche das Ziel haben, ...
    • Development and Improvement of Optical Tracking Methods towards Registering the Deformations of 3D Non- Rigid Bodies in Real Time for Augmented Reality Applications 

      Leizea, Ibai (Servicio de Publicaciones. Univesidad de Navarra, 2015-03-27)
      Augmented Reality (AR) is a technology that aims to embed virtual objects in the real world, showing to the user the set of objects (virtual and real) as a single world. For that purpose, it is necessary to offer a perfect ...
    • 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 ...
    • Distributed Collaborative Augmented Reality 

      Hesina, Gerd (Hesina, June 2001)
      Augmented Reality ist die Überlagerung von Computergraphik und Text mit der wirklichen Umgebung und/oder Videobildern. Diese Dissertation behandelt Verbesserungen für kollaborative Augemented Reality (AR) Umgebungen. Wir ...
    • Dynamic and Probabilistic Point-Cloud Processing 

      Preiner, Reinhold Dr. (2017)
      In recent years, the scanning of real-world physical objects using 3d acquisition devices has become an everyday task. Such 3d scanners output a set of three-dimensional points, called point cloud, sampling the surface of ...
    • Dynamic Remeshing and Applications 

      Vorsatz, Jens (Vorsatz, Jens, 2006-06-12)
      Triangle meshes are a flexible and generally accepted boundary representation for complex geometric shapes. In addition to their geometric qualities such as for instance smoothness, feature sensitivity ,or topological ...
    • Edit Propagation using Geometric Analogies 

      Guerrero, Paul (2014-09-19)
      Modeling complex geometrical shapes, like city scenes or terrains with dense vegetation, is a time-consuming task that cannot be automated trivially. The problem of creating and editing many similar, but not identical ...
    • Effective Retrieval and Visual Analysis in Multimedia Databases 

      Schreck, Tobias (Schreck, Tobias, April 2007)
      Based on advances in acquisition, storage, and dissemination technology, increasing amounts of multimedia content such as images, audio, video, or 3D models, become available. The Feature Vector (FV) paradigm is one of the ...
    • Efficient Acquisition, Representation, and Rendering of Light Fields 

      Schirmacher, Hartmut (Schirmacher, Hartmut, 2003-12-16)
      In this thesis we discuss the representation of three-dimensional scenes using image data (image-based rendering), and more precisely the so-called light field approach. We start with an up-to-date survey on previous ...
    • Efficient Illumination Algorithms for Global Illumination in Interactive and Real-Time Rendering 

      Vardis, Konstantinos (National Archive of PhD Theses, 2017-11-22)
      The synthesis of photorealistic digital imagery has long been considered as one of the most fascinating domains in the field of computer graphics. Its main goal is the generation of visually stunning images, mimicking ...
    • Efficient Line and Patch Feature Characterization and Management for Real-time Camera Tracking 

      Wuest, Harald (Wuest, 2008)
      One of the key problems of augmented reality is the tracking of the camera position andviewing direction in real-time. Current vision-based systems mostly rely on the detectionand tracking of fiducial markers. Some markerless ...
    • Efficient Methods for Computational Light Transport 

      Marco, Julio (Universidad de Zaragoza, 2018-10-26)
      In this thesis we present contributions to different challenges of computational light transport. Light transport algorithms are present in many modern applications, from image generation for visual effects to real-time ...
    • Efficient methods for physically-based rendering of participating media 

      Elek, Oskar (2016-02-02)
      This thesis proposes several novel methods for realistic synthesis of images containing participating media. This is a challenging problem, due to the multitude and complexity of ways how light interacts with participating ...