474 search results - page 7 / 95 » Region-Based Watermarking for Images |
DICTA
2009
13 years 11 months ago
2009
Image data is as common as textual data in this digital world. There is an urgent demand of image management tools as efficient as those text search engines. Decades of research on...
ICHIM
2001
13 years 11 months ago
2001
Watermarks are the most important tool for dating old, not explicitly dated paper documents. Hence, catalogues and databases of watermarks play an eminent role for the work of med...
AMC
2007
13 years 10 months ago
2007
Fragile watermarking techniques for digital content have been studied in the past few years. Fragile watermarks are used to determine if a piece of watermarked digital content has...
JEI
2002
13 years 9 months ago
2002
The recent proliferation of digital multimedia content has raised concerns about authentication mechanisms for multimedia data. A number of authentication techniques based on digi...
ICMCS
2006
IEEE
14 years 4 months ago
2006
IEEE
An adaptive robust image watermarking technique for color image authentication is proposed. In the proposed approach, the Y channel of a Yuv color host image and a concatenated RG...