976 search results - page 4 / 196 » Image matching based on a local invariant descriptor |
CVPR
2011
IEEE
13 years 3 months ago
2011
IEEE
We describe a system to learn an object template from a video stream, and localize and track the corresponding object in live video. The template is decomposed into a number of lo...
IVC
2008
13 years 7 months ago
2008
In this paper we present a new physically motivated curve/region descriptor based on the solution of Helmholtz's equation. The descriptor we propose satisfies the six princip...
SMI
2006
IEEE
14 years 1 months ago
2006
IEEE
The description of 3D shapes with features that possess descriptive power and invariant under similarity transformations is one of the most challenging issues in content based 3D ...
ECCV
2006
Springer
14 years 9 months ago
2006
Springer
We consider the use of top-points for object retrieval. These points are based on scale-space and catastrophe theory, and are invariant under gray value scaling and offset as well ...
MVA
2007
13 years 7 months ago
2007
In the image plane, a 3 Dimensional movement of planar rigid object can be represented satisfactory by an affine motion of his boundary (the exterior contour) which we assume to b...