26 search results - page 4 / 6 » On Information Embedding When Watermarks and Covertexts are ... |
IH
2007
Springer
14 years 22 days ago
2007
Springer
Abstract. Hard decisions constitute the major problem in digital watermarking applications, especially when content adaptive embedding methods are used. Soft-decision decoding, on ...
ICMCS
2005
IEEE
14 years 5 days ago
2005
IEEE
Random geometric distortion is one of the most difficult kinds of image processing to survive and has been a noted problem in watermarking research. Previous methods for dealing ...
IWDW
2004
Springer
13 years 12 months ago
2004
Springer
Most of watermarking techniques are based on Wide Spread Spectrum (WSS). Security of such schemes is studied here in adopting a cryptanalysis point of view. The security is proport...
IJIT
2004
13 years 8 months ago
2004
In this paper we investigate the watermarking authentication when applied to medical imagery field. We first give an overview of watermarking technology by paying attention to frag...
SSWMC
2004
13 years 8 months ago
2004
Encryption and watermarking are complementary lines of defense in protecting multimedia content. Recent watermarking techniques have therefore been developed independent from encr...