发明名称 |
Method for identifying marked images based at least in part on frequency domain coefficient differences |
摘要 |
Briefly, in accordance with one embodiment, a method of identifying marked images based at least in part on frequency domain coefficient differences is disclosed. |
申请公布号 |
US8270708(B2) |
申请公布日期 |
2012.09.18 |
申请号 |
US201113049378 |
申请日期 |
2011.03.16 |
申请人 |
SHI YUN-QING;CHEN CHUNHUA;NEW JERSEY INSTITUTE OF TECHNOLOGY |
发明人 |
SHI YUN-QING;CHEN CHUNHUA |
分类号 |
G06K9/62;G06K9/00;G06K9/46;H04K1/04 |
主分类号 |
G06K9/62 |
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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