47 search results - page 9 / 10 » Wavelet-based fragile watermarking scheme for image authenti... |
ICIP
2003
IEEE
14 years 8 months ago
2003
IEEE
We propose an image hashing algorithm that is based on distributed compression principles. The algorithm assumes the availability of a robust feature vector extracted from the ima...
MMSEC
2006
ACM
14 years 29 days ago
2006
ACM
In this paper, we introduce to the special domain of image annotation watermarking, based on embedding of hierarchical data related to objects into user-selected areas on an image...
MMSEC
2006
ACM
14 years 29 days ago
2006
ACM
We present an efficient JPEG2000-based image authentication scheme, which is robust to JPEG compression and other allowed signal processing operations. Positive wavelet-based wate...
IEEEIAS
2009
IEEE
14 years 1 months ago
2009
IEEE
: This paper proposes a new watermarking method for detecting image tampering. First, an authentication number is created using a pair of watermark pixels as the coefficients of a ...
ICMCS
2009
IEEE
13 years 4 months ago
2009
IEEE
Reversible or lossless data hiding enables host media to be restored from marked media without any loss of host information. However, since most of existing lossless data hiding m...