Noise suppression based on approximate KLT with wavelet packet expansion.
Chung-Hsien YangJhing-Fa WangPublished in: ICASSP (2002)
Keyphrases
- wavelet packet
- noise suppression
- denoising
- denoising algorithm
- gaussian noise
- noise removal
- filtering algorithm
- extensive simulations
- median filter
- impulsive noise
- gaussian filter
- filter bank
- wavelet transform
- subband
- image denoising
- translation invariant
- natural images
- wavelet coefficients
- noisy images
- image processing
- wavelet decomposition
- wavelet domain
- impulse noise
- quadtree
- color images
- image segmentation
- frequency band
- image reconstruction
- non stationary
- feature extraction