A multi-scale image watermarking based on integer wavelet transform and singular value decomposition.
Yuling LuoLiangjia LiJunxiu LiuShunbin TangLvchen CaoShunsheng ZhangSenhui QiuYi CaoPublished in: Expert Syst. Appl. (2021)
Keyphrases
- singular value decomposition
- image watermarking
- multiscale
- lossy compression
- discrete wavelet transform
- wavelet domain
- watermarking algorithm
- wavelet coefficients
- lossless compression
- jpeg compression
- image fusion
- image quality
- image compression
- wavelet transform
- singular values
- least squares
- low rank
- compression ratio
- digital watermarking
- subband
- bit rate
- edge detection
- pattern matching
- high frequency
- dimensionality reduction
- natural images
- image segmentation
- gray level images
- image representation
- image processing
- multiresolution
- watermarking technique
- signal processing
- low frequency
- filter bank
- copyright protection
- data hiding
- palmprint
- bitstream
- principal component analysis