An optical watermarking solution for authenticating printed document
We present a novel and simple optical watermarking system aiming at overriding some practical problems when the state-of-the art digital watermarking techniques are applied to authenticate printed documents. We name our technique optical watermarking differing from traditional digital watermarking i...
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Main Authors: | SUN, Q. B., FENG, P. R., DENG, Robert H. |
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格式: | text |
語言: | English |
出版: |
Institutional Knowledge at Singapore Management University
2001
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在線閱讀: | https://ink.library.smu.edu.sg/sis_research/1106 http://dx.doi.org/10.1109/ITCC.2001.918767 |
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機構: | Singapore Management University |
語言: | English |
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