15 search results - page 2 / 3 » An Improved Digital Watermarking Scheme in the Domain of Vec... |
IJNSEC
2008
13 years 5 months ago
2008
Two-dimensional (2D) barcode has improved the information encoded capacity, and it also has enriched the applications of barcode technique. Recently, there are researches dealing ...
TIP
2010
12 years 12 months ago
2010
As an effective method for copyright protection of digital products against illegal usage, watermarking in wavelet domain has recently received considerable attention due to the de...
ICIP
2001
IEEE
14 years 6 months ago
2001
IEEE
Several fragile watermarking schemes presented in the literature are either vulnerable to vector quantization (VQ) counterfeiting attacks or sacrifice localization accuracy to imp...
ISCAS
2005
IEEE
13 years 11 months ago
2005
IEEE
—The pervasive distribution of digital images triggers an emergent need of authenticating degraded images by lossy compression and transmission. This paper proposes a robust cont...
ICIP
2005
IEEE
14 years 7 months ago
2005
IEEE
Most block-based image authentication techniques that are presented in the literature sacrifice localization accuracy in order to resist vector quantization (VQ) counterfeiting att...