A Robust Multiple Watermarking Scheme for Still Image using DWT, DCT and Spread Spectrum.
Wen-Yuan ChenChin-Hsing ChenJzau-Sheng LinPublished in: JCIS (2002)
Keyphrases
- spread spectrum
- image watermarking
- watermark detection
- watermarking scheme
- geometric attacks
- digital watermarking
- geometric distortions
- jpeg compression
- watermarking technique
- digital watermark
- watermarked image
- video watermarking
- watermarking algorithm
- digital image watermarking
- watermark embedding
- copyright protection
- image authentication
- discrete wavelet transform
- watermarking method
- dct domain
- data hiding
- lossy compression
- additive noise
- spatial domain
- embedded watermark
- digital images
- dct coefficients
- transform domain
- jpeg images
- error correction
- bit error rate
- compressed domain
- image compression
- multiresolution