期刊
OPTICS COMMUNICATIONS
卷 284, 期 4, 页码 938-944出版社
ELSEVIER
DOI: 10.1016/j.optcom.2010.10.047
关键词
Watermarking; Discrete cosine transformation; Singular value decomposition; Human visual characteristics
类别
资金
- National Science Council Taiwan [NSC 99-2221-E-390-035]
With the widespread use of the Internet digital media can be readily manipulated reproduced and distributed over information networks Therefore illegal reproduction of digital information started to pose a real problem Digital watermarking has been regarded as an effective solution to protect the copyright of digital media In this paper an improved SVD-based watermarking technique considering human visual characteristics is presented Experimental results are provided to demonstrate the proposed approach is able to withstand a variety of image processing attacks (C) 2010 Elsevier BV All rights reserved
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