A Hybrid Approach to Digital Image Watermarking Using Singular Value Decomposition and Spread Spectrum.
Kunal BhandariSuman K. MitraAshish JadhavPublished in: PReMI (2005)
Keyphrases
- singular value decomposition
- spread spectrum
- watermark detection
- watermarking algorithm
- image watermarking
- data hiding
- watermarking technique
- singular values
- watermarking scheme
- transform domain
- least squares
- low rank
- digital watermarking
- dimensionality reduction
- principal component analysis
- jpeg compression
- bit error rate
- watermark embedding
- error correction
- lossy compression
- copyright protection
- watermarked image
- dct coefficients
- wavelet domain
- signal processing
- video sequences