A Novel Pyramidal Dual-Tree Directional Filter Bank Domain Color Image Watermarking Algorithm.
Panpan NiuXiangyang WangMingyu LuPublished in: ICICS (2011)
Keyphrases
- dual tree
- filter bank
- wavelet packet
- wavelet domain
- watermarking algorithm
- multiresolution
- subband
- wavelet transform
- discrete wavelet transform
- shift invariant
- signal processing
- color images
- wavelet coefficients
- image coding
- multiscale
- wavelet filters
- denoising
- frequency domain
- wavelet decomposition
- spatial domain
- dt cwt
- image compression
- low pass
- high frequency
- lifting scheme
- low frequency
- computationally efficient
- image processing
- feature vectors
- wavelet features
- dct coefficients
- bit rate
- image denoising
- image representation
- color information
- pattern recognition
- feature selection
- computer vision