Center for Imaging Science Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported Yes Johns Hopkins University NITRC Laplace Beltrami Filter on QuadEdge Meshes The purpose of this filter is to use the Laplace-Beltrami operator to determine surface harmonics in terms of PointData at each vertex. In the same way that a sound signal can be approximately characterized by a combination of its most significant frequency components, so can a surface be expressed as a combination of its surface harmonics. This filter determines the requested N most significant harmonics. Laplace Beltrami Filter on QuadEdge Meshes Domain Independent, Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported http://www.nitrc.org/projects/laplacebeltrami/