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 Semantics Driven Illustrative Rendering

Peter Rautek, Stefan Bruckner, Meister Eduard Gröller
Semantics Driven Illustrative Rendering
, October 2007 [ paper]
Information
Replaced by Rautek-2008-IDS.
  • Publication Type: Technical Report

Abstract
Illustrative visualization aims to effectively communicate a specific information. In traditional illustration the choice of appropriate styles and rendering techniques is guided by the intention of the artist. For illustrative volume visualizations it is difficult to specify the mapping between the 3D data and the visual representation. We introduce a layer between data and visual appearance that allows the semantic specification of the visualization mapping. Our framework enables a linguistic formulation of rendering styles and techniques. A fuzzy logic rule base determines the constraints of the resulting interactive illustration. The fuzzy logic is automatically translated into a shader program and is evaluated directly on the GPU. The framework provides high quality illustrations that are guided by the specification of semantic illustration rules. The evaluation of the fuzzy logic on the GPU allows user-guided and view-dependent changes of the resulting illustrations. We show examples of semantics driven illustrative volume rendering at interactive frame rates.

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BibTeX
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@techreport\{TR-186-2-07-10,
  title =      "Semantics Driven Illustrative Rendering",
  author =     "Peter Rautek and Stefan Bruckner and Meister Eduard
               Gr{\"o}ller",
  year =       "2007",
  abstract =   "Illustrative visualization aims to effectively communicate a
               specific information. In traditional illustration the choice
               of appropriate styles and rendering techniques is guided by
               the intention of the artist. For illustrative volume
               visualizations it is difficult to specify the mapping
               between the 3D data and the visual representation. We
               introduce a layer between data and visual appearance that
               allows the semantic specification of the visualization
               mapping. Our framework enables a linguistic formulation of
               rendering styles and techniques. A fuzzy logic rule base
               determines the constraints of the resulting interactive
               illustration. The fuzzy logic is automatically translated
               into a shader program and is evaluated directly on the GPU. 
               The framework provides high quality illustrations that are
               guided by the specification of semantic illustration rules.
               The evaluation of the fuzzy logic on the GPU allows
               user-guided and view-dependent changes of the resulting
               illustrations. We show examples of semantics driven
               illustrative volume rendering at interactive frame rates.",
  address =    "Favoritenstrasse 9-11/186, A-1040 Vienna, Austria",
  institution = "Institute of Computer Graphics and Algorithms, Vienna
               University of Technology",
  note =       "human contact: technical-report@cg.tuwien.ac.at",
  month =      oct,
  URL =        "http://www.cg.tuwien.ac.at/research/publications/2007/TR-186-2-07-10/",
}

Computer Graphics Group / Research / Publications / 2007 / TR-186-2-07-10
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