944 search results - page 13 / 189 » An evaluation of image based steganography methods |
IPMI
2011
Springer
12 years 12 months ago
2011
Springer
Tumor segmentation in PET and CT images is notoriously challenging due to the low spatial resolution in PET and low contrast in CT images. In this paper, we proposed a general fram...
ICPR
2002
IEEE
14 years 1 months ago
2002
IEEE
This paper presents a metric based on information theory principles that compares 3D object models to images. The metric is based on the formulation of the mutual information betw...
ICIP
2008
IEEE
14 years 10 months ago
2008
IEEE
Divisive normalization has been recognized as a successful approach to model the perceptual sensitivity of biological vision. It also provides a useful image representation that i...
ICIP
2008
IEEE
14 years 10 months ago
2008
IEEE
Methods of retrieving images that incorporate humangenerated metadata, such as keyword annotation and collaborative filtering, are less vulnerable to the semantic gap than content...
ICPR
2008
IEEE
14 years 2 months ago
2008
IEEE
Video footage of real crowded scenes still poses severe challenges for automated surveillance. This paper evaluates clustering methods for finding independent dominant motion fi...