Increasing Robustness of an Improved Spread Spectrum Audio Watermarking Method Using Attack Characterization.
Nedeljko CvejicTapio SeppänenPublished in: IWDW (2003)
Keyphrases
- spread spectrum
- watermark embedding
- watermarking method
- watermarked image
- watermarking scheme
- digital watermarking
- image watermarking
- watermarking algorithm
- digital images
- spatial domain
- data hiding
- watermark detection
- transform domain
- signal processing
- jpeg compression
- multimedia
- communication systems
- bit error rate
- singular values
- copyright protection
- visual information
- watermarking technique
- additive noise
- human visual system
- pixel values
- denoising
- multiscale
- image processing