Signal denoising using neighbouring dual-tree complex wavelet coefficients.
Guangyi ChenWei-Ping ZhuPublished in: IET Signal Process. (2012)
Keyphrases
- dual tree
- wavelet coefficients
- denoising
- wavelet domain
- image denoising
- wavelet transform
- discrete wavelet transform
- shift invariant
- wavelet packet
- high frequency
- subband
- denoising algorithm
- noisy images
- multiresolution
- hard thresholding
- wavelet denoising
- low frequency
- denoising methods
- wavelet decomposition
- multiscale
- frequency domain
- image processing
- filter bank
- natural images
- image coding
- image compression
- texture image retrieval
- bitstream
- wavelet features
- signal processing
- wavelet filters
- quadtree
- sar images
- noise level
- sparse coding
- gray level