Image denoising algorithm using doubly local Wiener filtering with block-adaptive windows in wavelet domain.
Penglang ShuiYong-Bo ZhaoPublished in: Signal Process. (2007)
Keyphrases
- denoising algorithm
- wavelet domain
- denoising
- image denoising
- wavelet coefficients
- wiener filtering
- multiscale
- noisy images
- noise level
- denoising methods
- wiener filter
- wavelet transform
- spatial domain
- noise reduction
- shift invariant
- transform domain
- image processing
- discrete wavelet transform
- noise model
- natural images
- subband
- high frequency
- frequency domain
- gaussian noise
- dual tree
- similarity measure
- noise removal
- wavelet packet
- image data
- multiresolution
- human visual system
- filter bank
- image classification
- edge detection
- input image