Information retrieval in digital watermarking.

Digital watermarking, the art of robust information hiding in images, has gained a large interest in both research and industry in the past few years. Every watermarking system has two main parts: watermark embedding and watermark extraction/detection. Previous developments in the theoretical analys...

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Bibliographic Details
Published in:	IEEE Communications magazine 39, 8 (2001).
Main Author:	Hernandez Martin, J.R
Format:	Article
Language:	English
Subjects:	Communication theory. Digital watermarking. Efficient watermark detector. Geometrical attacks. Image coding. Industry. Information retrieval. Optimal watermark detector. Research. Robust information hiding. Spread spectrum watermarking. Watermark attacks. Watermark embedding. Watermark extraction/detection. Watermarking system.