Procedural Modeling for Digital Cultural Heritage

The rapid development of computer graphics and imaging provides the modern archeologist with several tools to realistically model and visualize archeological sites in 3D. This, however, creates a tension between veridical and realistic modeling. Visually compelling models may lead people to falsely...

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Main Authors: Simon Haegler, Luc Van Gool, Pascal Müller
Format: Article
Language:English
Published: SpringerOpen 2009-01-01
Series:EURASIP Journal on Image and Video Processing
Online Access:http://dx.doi.org/10.1155/2009/852392
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author Simon Haegler
Luc Van Gool
Pascal Müller
author_facet Simon Haegler
Luc Van Gool
Pascal Müller
author_sort Simon Haegler
collection DOAJ
description The rapid development of computer graphics and imaging provides the modern archeologist with several tools to realistically model and visualize archeological sites in 3D. This, however, creates a tension between veridical and realistic modeling. Visually compelling models may lead people to falsely believe that there exists very precise knowledge about the past appearance of a site. In order to make the underlying uncertainty visible, it has been proposed to encode this uncertainty with different levels of transparency in the rendering, or of decoloration of the textures. We argue that procedural modeling technology based on shape grammars provides an interesting alternative to such measures, as they tend to spoil the experience for the observer. Both its efficiency and compactness make procedural modeling a tool to produce multiple models, which together sample the space of possibilities. Variations between the different models express levels of uncertainty implicitly, while letting each individual model keeping its realistic appearance. The underlying, structural description makes the uncertainty explicit. Additionally, procedural modeling also yields the flexibility to incorporate changes as knowledge of an archeological site gets refined. Annotations explaining modeling decisions can be included. We demonstrate our procedural modeling implementation with several recent examples.
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spelling doaj.art-4dcea5b4854b4eff911b6ed8e518b52d2022-12-21T19:14:21ZengSpringerOpenEURASIP Journal on Image and Video Processing1687-51761687-52812009-01-01200910.1155/2009/852392Procedural Modeling for Digital Cultural HeritageSimon HaeglerLuc Van GoolPascal MüllerThe rapid development of computer graphics and imaging provides the modern archeologist with several tools to realistically model and visualize archeological sites in 3D. This, however, creates a tension between veridical and realistic modeling. Visually compelling models may lead people to falsely believe that there exists very precise knowledge about the past appearance of a site. In order to make the underlying uncertainty visible, it has been proposed to encode this uncertainty with different levels of transparency in the rendering, or of decoloration of the textures. We argue that procedural modeling technology based on shape grammars provides an interesting alternative to such measures, as they tend to spoil the experience for the observer. Both its efficiency and compactness make procedural modeling a tool to produce multiple models, which together sample the space of possibilities. Variations between the different models express levels of uncertainty implicitly, while letting each individual model keeping its realistic appearance. The underlying, structural description makes the uncertainty explicit. Additionally, procedural modeling also yields the flexibility to incorporate changes as knowledge of an archeological site gets refined. Annotations explaining modeling decisions can be included. We demonstrate our procedural modeling implementation with several recent examples.http://dx.doi.org/10.1155/2009/852392
spellingShingle Simon Haegler
Luc Van Gool
Pascal Müller
Procedural Modeling for Digital Cultural Heritage
EURASIP Journal on Image and Video Processing
title Procedural Modeling for Digital Cultural Heritage
title_full Procedural Modeling for Digital Cultural Heritage
title_fullStr Procedural Modeling for Digital Cultural Heritage
title_full_unstemmed Procedural Modeling for Digital Cultural Heritage
title_short Procedural Modeling for Digital Cultural Heritage
title_sort procedural modeling for digital cultural heritage
url http://dx.doi.org/10.1155/2009/852392
work_keys_str_mv AT simonhaegler proceduralmodelingfordigitalculturalheritage
AT lucvangool proceduralmodelingfordigitalculturalheritage
AT pascalmamp252ller proceduralmodelingfordigitalculturalheritage