Browse by Subject "computer graphics"

  • Rothganger, Fredrick H. (2004-11)
    This thesis introduces a novel representation for three-dimensional (3D) objects in terms of local affine-invariant descriptors of their appearance and the spatial relationships between the corresponding affine regions. ...

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  • Bell, William N. (2008-08)
    Discrete dierential forms arise in scientic disciplines ranging from computational electromagnetics to computer graphics. Examples include stable discretizations of the eddy-current problem, topological methods for sensor ...

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  • Kircher, Scott I. (2007-04)
    Motion is an important part of computer graphics. Skeletal motion, in particular, has been the focus of a great deal of research. Today, there exists a large body of techniques for processing and editing skeletal motion, ...

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  • Jiang, Changhao; Snir, Marc (2005-04)
    Graphics hardware's performance is advancing much faster than the performance of conventional microprocessor. In order to utilize the tremendous computing power of these systems, it is critical to tune software to graphics ...

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  • Wu, Qing (2007-12)
    Texture synthesis has always been an interesting research topic in Graphics. The popular neighborhood-based algorithms have two common stages: search for most similar neighborhoods in the sample texture; merge a local ...

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  • Xia, Tian (2010-08-20)
    Digital image processing generally refers to the use of computer algorithms that deal with operations on or analysis of digital images. It covers a wide range of intriguing sub-topics. While these topics may vary from ...

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  • Lawlor, Orian Sky (2004-12)
    We demonstrate an interactive parallel rendering system based on the impostors technique. Impostors increase the latency tolerance of an interactive rendering system, which allows us to use the power of a parallel machine ...

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  • Lu, Victor (2014-01-16)
    The k-d tree is widely used in graphics and vision applications for accelerating retrieval from large sets of geometric entities in R^k. Despite speeding up an otherwise brute force search, the time to construct and traverse ...

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  • Zelinka, Stephen David (2005-05)
    Modelling by example has arisen as a powerful paradigm for reducing the artistic skill required for computer graphics. Instead of relying on the user's own modelling skills, a system that models by example allows users to ...

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  • Ashnia, Shadi; Hart, John C. (2007-10)
    In this paper we propose a system for painting on surfaces. This system is based on moving charts. At each moment, a local patch is selected on the surface. The patch is formed such that it covers an area on which an artist ...

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  • Garland, Michael; Zhou, YuanYuan (2004-06)
    We present a new method for simplifying simplicial complexes of any type embedded in Euclidean spaces of any dimension. At the heart of this system is a novel generalization of the quadric error metric used in surface ...

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  • Dong, Shen (2007-12)
    Surface remeshing is a fundamental problem in computer graphics, and can be found in most digital geometry processing systems. The majority of work in this area has focused on remeshing with triangle elements, yet quadrilateral ...

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  • Shaffer, Eric Gene (2005-08)
    Polygonal meshes are easily the most common surface representation currently employed in computer graphics, finding application in fields as diverse as the visual arts and scientific computation. Technological advances in ...

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  • Loeff, Nicolas; Farhadi, Ali; Forsyth, David A. (2008-01)
    What constitutes a scene? Defining a meaningful vocabulary for scene discovery is a challenging problem that has important consequences for object recognition. We consider scenes to depict correlated objects and present ...

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  • Jia, Yuntao; Hoberock, Jared; Garland, Michael; Hart, John C. (2008-04)
    This paper proposes novel methods for visualizing specifically the large power-law graphs that arise in sociology and the sciences. In such cases a large portion of edges can be shown to be less important and removed while ...

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