909 search results - page 4 / 182 » Reversible data hiding |
JIPS
2010
13 years 2 months ago
2010
This paper proposes a novel reversible data hiding scheme based on a Vector Quantization (VQ) codebook. The proposed scheme uses the principle component analysis (PCA) algorithm to...
IH
2007
Springer
14 years 1 months ago
2007
Springer
Abstract. This paper presents a security analysis for data hiding methods based on nested lattice codes, extending the analysis provided by previous works. The security is quanti...
IH
2005
Springer
14 years 1 months ago
2005
Springer
Abstract. Information hiding has been studied in many security applications such as authentication, copyright management and digital forensics. In this work, we introduce a new app...
CORR
2007
Springer
13 years 7 months ago
2007
Springer
—Reversible contrast mapping (RCM) is a simple integer transform that applies to pairs of pixels. For some pairs of pixels, RCM is invertible, even if the least significant bits...
ICIP
2006
IEEE
14 years 1 months ago
2006
IEEE
In this paper, we propose a new public key watermarking scheme for reversible image authentication where if the image is authentic, the distortion due to embedding can be complete...