356 search results - page 32 / 72 » Foveated image watermarking |
ICMCS
1998
IEEE
14 years 2 months ago
1998
IEEE
Various digital watermarking techniques have been proposed in recent years as the methods to protect the copyright of multimedia data. However, as pointed out by the IBM research ...
ERCIMDL
2007
Springer
14 years 4 months ago
2007
Springer
The Digital Image Archiving System (DIAS) is an image management system, the major functions of which are preserving valuable digital images and serving as an image provider for ex...
ICMCS
2006
IEEE
14 years 4 months ago
2006
IEEE
The distribution of the wavelet coefficients in 2-D discrete wavelet transform (DWT) subspaces can be well described by a Gaussian mixture statistical model. In this paper, a secr...
IWDW
2004
Springer
14 years 3 months ago
2004
Springer
Abstract. Watermarking systems can employ either informed detection, where the original cover work is required, or blind detection, where it is not required. While early systems us...
ICMCS
2006
IEEE
14 years 4 months ago
2006
IEEE
We present a new scheme for digital watermarking and secure copyright protection of digital images using nonnegative matrix factorization and singular value decomposition approach...