Imperceptible digital watermarking scheme combining 4-level discrete wavelet transform with singular value decomposition.
Jun-Yun WuWei-Liang HuangWei Ming Xia HouWei Ping ZouLi-Hua GongPublished in: Multim. Tools Appl. (2020)
Keyphrases
- singular value decomposition
- jpeg compression
- discrete wavelet transform
- watermarking scheme
- digital watermarking
- semi fragile
- image watermarking
- multiresolution
- singular values
- wavelet domain
- watermarking algorithm
- subband
- least squares
- wavelet coefficients
- high frequency
- image authentication
- copyright protection
- error correction
- low rank
- dimensionality reduction
- watermarked image
- digital images
- principal component analysis
- watermark embedding
- low frequency
- peak signal to noise ratio
- watermarking technique
- machine learning
- spatial domain
- image restoration
- image data
- feature vectors
- watermark detection
- support vector