A New Singular Value Decomposition Watermarking Algorithm Based on Directionlet.
Jing LiuDouli MaYajie YangPublished in: CISP-BMEI (2018)
Keyphrases
- watermarking algorithm
- singular value decomposition
- jpeg compression
- signal processing
- singular values
- wavelet domain
- low rank
- latent semantic indexing
- dimensionality reduction
- dimension reduction
- watermarking scheme
- least squares
- principal component analysis
- low rank approximation
- data matrix
- object recognition
- barcode
- spatial domain
- wavelet coefficients
- multiscale