A Reference Watermarking Scheme for Color Images Using Discrete Wavelet Transform and Singular Value Decomposition.
Ravinder KattaHimanshu AgarwalBalasubramanian RamanPublished in: SocProS (2) (2013)
Keyphrases
- singular value decomposition
- discrete wavelet transform
- digital watermarking
- color images
- watermarking scheme
- jpeg compression
- wavelet domain
- multiresolution
- high frequency
- singular values
- semi fragile
- image watermarking
- subband
- wavelet coefficients
- spread spectrum
- watermarking algorithm
- image processing
- image fusion
- image authentication
- least squares
- principal component analysis
- low rank
- dimensionality reduction
- copyright protection
- watermarking method
- wavelet transform
- low frequency
- watermarked image
- error correction
- watermark embedding
- high quality
- pattern recognition
- image data
- spatial domain
- human visual system
- face images
- computer vision