36 search results - page 6 / 8 » 3D Model Retrieval Based on 3D Discrete Cosine Transform |
ICIP
2002
IEEE
13 years 10 months ago
2002
IEEE
—Several techniques based on the three–dimensional (3-D) discrete cosine transform (DCT) have been proposed for volumetric data coding. These techniques fail to provide lossles...
ICIP
2004
IEEE
14 years 7 months ago
2004
IEEE
In this paper we propose an image retrieval scheme based on projectively invariant features. Since cross-ratio is the fundamental invariant feature under projective transformation...
VCIP
2003
13 years 6 months ago
2003
Two types of coders dominate the field of video compression research today: well-established hybrid coders, that are in the core of all MPEG and H.26X standards, and emerging thr...
NIPS
2008
13 years 6 months ago
2008
Existing approaches to nonrigid structure from motion assume that the instantaneous 3D shape of a deforming object is a linear combination of basis shapes, which have to be estima...
ISBI
2011
IEEE
12 years 9 months ago
2011
IEEE
Pancreas segmentation in 3-D computed tomography (CT) data is of high clinical relevance, but extremely difficult since the pancreas is often not visibly distinguishable from the...