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Partition along Characteristic Edges of a Digitized Point Cloud
Genova, Italy May 07-May 11
DOI Bookmark: http://doi.ieeecomputersociety.org/10.1109/SMA.2001.923404International Conference on Shape Mod ...
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Philippe Marin, LMR - INSA Rouen
André Meyer, LMR - INSA Rouen
Vincent Guigue, LMR - INSA Rouen
We present a contribution to the "reverse engineering" process through a method for the extraction of characteristic edges from a digitized part. The edge determination is realized step by step by fitting locally a surface, which presents a discontinuity. To avoid long process, this fitting is started only in areas with important curvatures. These areas are automatically detected with a prior paraboloid fitting.This approach enables to split the initial digitized point cloud along the edges. Each "elementary" cloud given by the process is the digitized representation of a basic surface. Such surfaces could be easier rebuilt than the initial global surface, by means of an implicit or a parametric representation. Our partition process is a first step to find CAD representation of a digitized part.
Citation:
Philippe Marin, André Meyer, Vincent Guigue, "Partition along Characteristic Edges of a Digitized Point Cloud," smi, pp.0326, International Conference on Shape Modeling & Applications, 2001
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