A blind watermarking algorithm based on adaptive quantization in Contourlet domain.
Di FanYing WangChunwei ZhuPublished in: Multim. Tools Appl. (2019)
Keyphrases
- coding scheme
- watermarking algorithm
- adaptive quantization
- wavelet domain
- subband
- rate distortion
- low bit rate
- signal processing
- jpeg compression
- image compression
- digital watermarking
- wavelet coefficients
- watermarking scheme
- denoising
- wavelet transform
- bit rate
- video coding
- shift invariant
- copyright protection
- lossy compression
- filter bank
- discrete wavelet transform
- spatial domain
- multiresolution
- visual quality
- watermarking technique
- image processing
- watermark embedding
- feature space
- multiscale
- video compression
- video quality
- reconstructed image
- compression algorithm
- computational complexity
- natural images
- feature vectors