Simplification of meshes with digitized radiance

Verfasser / Beitragende:
[Kenneth Vanhoey, Basile Sauvage, Pierre Kraemer, Frédéric Larue, Jean-Michel Dischler]
Ort, Verlag, Jahr:
2015
Enthalten in:
The Visual Computer, 31/6-8(2015-06-01), 1011-1021
Format:
Artikel (online)
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024 7 0 |a 10.1007/s00371-015-1124-9  |2 doi 
035 |a (NATIONALLICENCE)springer-10.1007/s00371-015-1124-9 
245 0 0 |a Simplification of meshes with digitized radiance  |h [Elektronische Daten]  |c [Kenneth Vanhoey, Basile Sauvage, Pierre Kraemer, Frédéric Larue, Jean-Michel Dischler] 
520 3 |a View-dependent surface color of virtual objects can be represented by outgoing radiance of the surface. In this paper we tackle the processing of outgoing radiance stored as a vertex attribute of triangle meshes. Data resulting from an acquisition process can be very large and computationally intensive to render. We show that when reducing the global memory footprint of such acquired objects, smartly reducing the spatial resolution is an effective strategy for overall appearance preservation. Whereas state-of-the-art simplification processes only consider scalar or vectorial attributes, we conversely consider radiance functions defined on the surface for which we derive a metric. For this purpose, several tools are introduced like coherent radiance function interpolation, gradient computation, and distance measurements. Both synthetic and acquired examples illustrate the benefit and the relevance of this radiance-aware simplification process. 
540 |a Springer-Verlag Berlin Heidelberg, 2015 
690 7 |a Digitized artifacts  |2 nationallicence 
690 7 |a Surface light field  |2 nationallicence 
690 7 |a Radiance  |2 nationallicence 
690 7 |a Mesh simplification  |2 nationallicence 
690 7 |a Rendering  |2 nationallicence 
700 1 |a Vanhoey  |D Kenneth  |u ICube, Université de Strasbourg, CNRS, Strasbourg, France  |4 aut 
700 1 |a Sauvage  |D Basile  |u ICube, Université de Strasbourg, CNRS, Strasbourg, France  |4 aut 
700 1 |a Kraemer  |D Pierre  |u ICube, Université de Strasbourg, CNRS, Strasbourg, France  |4 aut 
700 1 |a Larue  |D Frédéric  |u ICube, Université de Strasbourg, CNRS, Strasbourg, France  |4 aut 
700 1 |a Dischler  |D Jean-Michel  |u ICube, Université de Strasbourg, CNRS, Strasbourg, France  |4 aut 
773 0 |t The Visual Computer  |d Springer Berlin Heidelberg  |g 31/6-8(2015-06-01), 1011-1021  |x 0178-2789  |q 31:6-8<1011  |1 2015  |2 31  |o 371 
856 4 0 |u https://doi.org/10.1007/s00371-015-1124-9  |q text/html  |z Onlinezugriff via DOI 
898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
950 |B NATIONALLICENCE  |P 856  |E 40  |u https://doi.org/10.1007/s00371-015-1124-9  |q text/html  |z Onlinezugriff via DOI 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Vanhoey  |D Kenneth  |u ICube, Université de Strasbourg, CNRS, Strasbourg, France  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Sauvage  |D Basile  |u ICube, Université de Strasbourg, CNRS, Strasbourg, France  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Kraemer  |D Pierre  |u ICube, Université de Strasbourg, CNRS, Strasbourg, France  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Larue  |D Frédéric  |u ICube, Université de Strasbourg, CNRS, Strasbourg, France  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Dischler  |D Jean-Michel  |u ICube, Université de Strasbourg, CNRS, Strasbourg, France  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t The Visual Computer  |d Springer Berlin Heidelberg  |g 31/6-8(2015-06-01), 1011-1021  |x 0178-2789  |q 31:6-8<1011  |1 2015  |2 31  |o 371