Keyphrases
- cellular automata
- singular value decomposition
- video watermarking
- copyright protection
- watermark detection
- image watermarking
- watermarking technique
- watermarking scheme
- digital watermarking
- spread spectrum
- digital images
- singular values
- least squares
- low rank
- geometric distortions
- multimedia data
- watermarking algorithm
- dimensionality reduction
- principal component analysis
- multimedia content
- dct domain
- watermarking method
- jpeg compression
- digital content
- discrete wavelet transform