320 search results - page 40 / 64 » Variational shape matching for shape classification and retr... |
CVPR
2006
IEEE
15 years 11 months ago
2006
IEEE
We investigate to what extent `bag of visual words' models can be used to distinguish categories which have significant visual similarity. To this end we develop and optimize...
3DOR
2008
15 years 2 days ago
2008
Shape deformations preserving the intrinsic properties of a surface are called isometries. An isometry deforms a surface without tearing or stretching it, and preserves geodesic d...
PAMI
2006
14 years 9 months ago
2006
An algorithm is proposed for 3D face recognition in the presence of varied facial expressions. It is based on combining the match scores from matching multiple overlapping regions ...
MIAR
2006
IEEE
15 years 3 months ago
2006
IEEE
Liver Perfusion gives important information about blood supply of liver. However, in daily clinical diagnosis, radiologists have to manually mark the perfusion position in time-seq...
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EMMCVPR
2005
Springer
15 years 3 months ago
2005
Springer
We consider the use of medial surfaces to represent symmetries of cts. This allows for a qualitative abstraction based on a directed acyclic graph of components and also a degree o...