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Improving 2D mesh image segmentation with Markovian Random Fields
Manaus, AM, Brazil October 08-October 11
DOI Bookmark: http://doi.ieeecomputersociety.org/10.1109/SIBGRAPI.2006.26XIX Brazilian Symposium on Computer G ...
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Alex J. Cuadros-Vargas, Instituto de Ciencias Matem?ticas e de Computacao - USP, Brazil
Leandro C. Gerhardinger, Instituto de Ciencias Matem?ticas e de Computacao - USP, Brazil
Mario de Castro, Instituto de Ciencias Matem?ticas e de Computacao - USP, Brazil
Joao Batista Neto, Instituto de Ciencias Matem?ticas e de Computacao - USP, Brazil
Luis Gustavo Nonato, Instituto de Ciencias Matem?ticas e de Computacao - USP, Brazil

Traditional mesh segmentation methods normally operate on geometrical models with no image information. On the other hand, 2D image-based mesh generation and segmentation counterparts, such as Imesh [6] perform the task by following a set of well defined rules derived from the geometry of the triangles, but with no statistical information of the mesh elements.

This paper presents a novel segmentation method that combines the original Imesh image-based segmentation approach with Markovian Random Field (MRF) models. It takes an image as input, generate a mesh of triangles and, by treating the mesh as a Markovian field, produces quality unsupervised segmentation.

The results have demonstrated that the method not only provides better segmentation than that of original Imesh, but is also capable of producing MRF-like segmentation output for certain types of images, with considerable cut in processing times.

Citation:
Alex J. Cuadros-Vargas, Leandro C. Gerhardinger, Mario de Castro, Joao Batista Neto, Luis Gustavo Nonato, "Improving 2D mesh image segmentation with Markovian Random Fields," sibgrapi, pp.61-70, XIX Brazilian Symposium on Computer Graphics and Image Processing (SIBGRAPI'06), 2006
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