Frequency mode LR attack operator for digitally watermarked images

被引:15
作者
Barnett, R [1 ]
Pearson, DE [1 ]
机构
[1] Univ Essex, Dept Elect Syst Engn, Colchester CO4 3SQ, Essex, England
关键词
D O I
10.1049/el:19981323
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Effective digital watermarking depends on a thorough understanding of malicious attack operators. In an experimental investigation of such operators, the authors have discovered a Frequency mode Laplacian removal (FMLR) operator that can remove watermarks from a wide range of current schemes.
引用
收藏
页码:1837 / 1839
页数:3
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