62 search results - page 9 / 13 » Bending Invariant Representations for Surfaces |
MVA
2008
13 years 9 months ago
2008
Abstract We consider the use of medial surfaces to represent symmetries of 3-D objects. This allows for a qualitative abstraction based on a directed acyclic graph of components an...
ICARCV
2008
IEEE
14 years 4 months ago
2008
IEEE
—This paper proposes a set of methods for building informative and robust feature point representations, used for accurately labeling points in a 3D point cloud, based on the typ...
BMVC
2001
14 years 6 days ago
2001
The ability to construct CAD or other object models from edge and range data has a fundamental meaning in building a recognition and positioning system. While the problem of model...
3DIM
2005
IEEE
14 years 3 months ago
2005
IEEE
We compare two transform-based indexing methods for retrieval of 3D objects. We apply 3D Discrete Fourier Transform (DFT) and 3D Radial Cosine Transform (RCT) to the voxelized dat...
MICCAI
2001
Springer
14 years 2 months ago
2001
Springer
Standard practice in quantitative structural neuroimaging is a segmentation into brain tissue, subcortical structures, fluid space and lesions followed by volume calculations of gr...