231 search results - page 23 / 47 » Robust perceptual image hashing using feature points |
BMVC
2001
13 years 10 months ago
2001
This paper describes an algorithm for shape estimation in cluttered scenes. A new image potential is defined based on strokes detected in the image. The motivation is simple. Fea...
CVPR
2003
IEEE
14 years 9 months ago
2003
IEEE
Local feature methods suitable for image feature based object recognition and for the estimation of motion and structure are composed of two steps, namely the `where' and `wh...
ICCV
2007
IEEE
14 years 1 months ago
2007
IEEE
Multi-chamber heart segmentation is a prerequisite for global quantification of the cardiac function. The complexity of cardiac anatomy, poor contrast, noise or motion artifacts ...
CVPR
1997
IEEE
14 years 9 months ago
1997
IEEE
Shape indexing is a way of making rapid associations between features detected in an image and object models that could have produced them. When model databases are large, the use...
CVPR
2008
IEEE
14 years 9 months ago
2008
IEEE
We examine the problem of segmenting tracked feature point trajectories of multiple moving objects in an image sequence. Using the affine camera model, this motion segmentation pr...