发明名称 |
An adaptive watermarking system and method |
摘要 |
A method and system are disclosed for inserting relationships between or among property values of certain coefficients of a transformed host image. The relationships encode the watermark information. One aspect of the present invention is to modify an STDM ethod to adapt it to a perceptual model simplified for the wavelet domain. |
申请公布号 |
EP2154649(A1) |
申请公布日期 |
2010.02.17 |
申请号 |
EP20080162423 |
申请日期 |
2008.08.14 |
申请人 |
UNIVERSITE CATHOLIQUE DE LOUVAIN |
发明人 |
MACQ, BENOIT;CALLAU USON, PILLAR |
分类号 |
G06T1/00 |
主分类号 |
G06T1/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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