15 search results - page 3 / 3 » A robust and secure media signature scheme for JPEG images |
IEEEMSP
2002
IEEE
13 years 9 months ago
2002
IEEE
Abstract—Transmission of digital contents in unavoidable noiseprone environments demands sophisticated error detection and concealment techniques to restore the perceptual qualit...
CORR
2010
Springer
13 years 4 months ago
2010
Springer
In this paper, an efficiently DWT-based watermarking technique is proposed to embed signatures in images to attest the owner identification and discourage the unauthorized copying...
IJNSEC
2007
13 years 4 months ago
2007
In this paper, we propose a discrete cosine transform (DCT) based spread spectrum data-hiding algorithm that is resilient to statistical attacks. Unlike other spread spectrum base...
ICMCS
2006
IEEE
13 years 10 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...
MEDIAFORENSICS
2010
13 years 6 months ago
2010
Security of biometric templates stored in a system is important because a stolen template can compromise system security as well as user privacy. Therefore, a number of secure bio...