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Masahiko Suzaki
at Oki Electric Industry Co Ltd
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Publications (1)
Proceedings Article | 20 June 2003 Paper
New alteration detection technique for printed documents using dot pattern watermarking
Masahiko Suzaki, Yasuhiro Mitsui, Masayuki Suto
Proceedings Volume 5020, (2003) https://doi.org/10.1117/12.476848
KEYWORDS: Digital watermarking, Image filtering, Wavelets, Optical filters, Image processing, Visualization, Feature extraction, Printing, Spatial frequencies, Scanners
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