Secure Digital Image Watermarking Based on SVD-DCT.
Azadeh MansouriAhmad Mahmoudi AznavehFarah Torkamani-AzarPublished in: CSICC (2008)
Keyphrases
- digital image watermarking
- digital watermark
- singular value decomposition
- watermark detection
- discrete cosine transform
- watermarking algorithm
- dct coefficients
- jpeg compression
- digital watermarking
- dct domain
- watermarking scheme
- image compression
- spread spectrum
- watermarking technique
- dimensionality reduction
- transform domain
- copyright protection
- image processing operations
- least squares
- singular values
- image watermarking
- image quality
- compressed domain
- geometric distortions