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JCP
2007
88views more  JCP 2007»
13 years 7 months ago
Watermarks and Text Transformations in Visual Document Authentication
— Integrity of digital documents is a very important issue if they are to be legally binding. Common solutions, like digital signatures or message authentication codes, are based...
Igor Fischer, Thorsten Herfet
ARTCOM
2009
IEEE
14 years 3 days ago
Text Fusion Watermarking in Medical Image with Semi-reversible for Secure Transfer and Authentication
Nowadays, the transmission of digitized medical information has become very convenient due to the generality of Internet. Internet has created the biggest benefit to achieve the tr...
P. Viswanathan, P. Venkata Krishna
MMSEC
2006
ACM
195views Multimedia» more  MMSEC 2006»
14 years 29 days ago
Image annotation watermarking: nested object embedding using hypergraph model
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...
Claus Vielhauer, Maik Schott
CORR
2006
Springer
120views Education» more  CORR 2006»
13 years 7 months ago
Watermarking Using Decimal Sequences
: This paper introduces the use of decimal sequences in a code division multiple access (CDMA) based watermarking system to hide information for authentication in black and white i...
Navneet Mandhani, Subhash Kak
INFORMATICALT
2007
112views more  INFORMATICALT 2007»
13 years 7 months ago
Look-up Table Based Reversible Data Hiding for Error Diffused Halftone Images
This paper proposes a reversible data hiding method for error diffused halftone images. It employs statistics feature of pixel block patterns to embed data, and utilizes the HVS ch...
Jeng-Shyang Pan, Hao Luo, Zhe-Ming Lu