474 search results - page 74 / 95 » Region-Based Watermarking for Images |
ICIP
2005
IEEE
14 years 11 months ago
2005
IEEE
Dirty paper trellis codes are a form of watermarking with side information. These codes have the advantage of being invariant to valumetric scaling of the cover Work. However, the...
ICIP
2002
IEEE
14 years 11 months ago
2002
IEEE
Informed coding is the practice of representing watermark messages with patterns that are dependent on the cover Works. This requires the use of a dirty-paper code, in which each ...
ICIP
2001
IEEE
14 years 11 months ago
2001
IEEE
This paper presents an efficient method for the estimation and recovering from nonlinear or local geometrical distortions, such as the random bending attack and restricted project...
ARCS
2006
Springer
14 years 1 months ago
2006
Springer
: We investigate image steganography under re-encoding of images. After a secret message or a digital watermark is embedded into a jpeg image, quite frequently the image is re-enco...
IEAAIE
2010
Springer
13 years 7 months ago
2010
Springer
In the proposed work a method for generating HDR images based on exposure blending is described. Using three differently exposed images a single image with recovered details in sha...