Keyphrases
- wavelet domain
- computationally efficient
- wavelet coefficients
- denoising
- spatial domain
- wavelet transform
- shift invariant
- discrete wavelet transform
- multiresolution
- multiscale
- image denoising
- high frequency
- subband
- wavelet decomposition
- human visual system
- image processing
- watermarking algorithm
- higher order
- phase information
- complex wavelet transform
- mexican hat
- dual tree
- high quality