474 search results - page 37 / 95 » Region-Based Watermarking for Images |
DAC
2004
ACM
14 years 11 months ago
2004
ACM
Digital watermarking is a process that embeds an imperceptible signature or watermark in a digital file containing audio, image, text or video data. The watermark is later used to...
POPL
1999
ACM
14 years 2 months ago
1999
ACM
Watermarking embeds a secret message into a cover message. In media watermarking the secret is usually a copyright notice and the cover a digital image. Watermarking an object dis...
IH
1999
Springer
14 years 2 months ago
1999
Springer
This paper summarizes considerations and rationales for the design of a watermark detector. In particular, we relate watermark detection to the problem of signal detection in the p...
ICIP
2005
IEEE
14 years 11 months ago
2005
IEEE
This paper presents novel techniques for detecting watermarks in images in a known-cover attack framework using natural scene models. Specifically, we consider a class of watermar...
ICIP
2001
IEEE
14 years 11 months ago
2001
IEEE
Coding at the sample level in still image watermarking takes advantage of avoiding a non-optimum initial diversity stage, used in many watermarking systems for tailoring Gaussian ...