Multiresolution feature extraction for unstructured meshes

  • Authors:
  • Andreas Hubeli;Markus Gross

  • Affiliations:
  • ETH Zurich, Switzerland;ETH Zurich, Switzerland

  • Venue:
  • Proceedings of the conference on Visualization '01
  • Year:
  • 2001

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Abstract

We present a framework to extract mesh features from unstructured two-manifold surfaces. Our method computes a collection of piecewise linear curves describing the salient features of surfaces, such as edges and ridge lines. We extend these basic techniques to a multiresolution setting which improves the quality of the results and accelerates the extraction process. The extraction process is semi-automatic, that is, the user is required to input a few control parameters and to select the operators to be applied to the input surface. Our mesh feature extraction algorithm can be used as a preprocessor for a variety of applications in geometric modeling including mesh fairing, subdivision and simplification.