Keyphrases
- image compression
- denoising
- image processing
- spatially adaptive
- image denoising
- denoising algorithm
- multiresolution analysis
- noisy images
- total variation
- wavelet packet
- wavelet domain
- natural images
- wavelet denoising
- denoising methods
- noise suppression
- speech recognition
- nonlinear diffusion
- translation invariant
- soft threshold
- gaussian noise
- wavelet shrinkage
- locally adaptive
- speech signal
- perceptual grouping
- noise removal
- human visual system
- frequency domain
- low level
- spoken language
- human perception
- feature extraction
- wavelet decomposition
- noise level
- dual tree
- recognition engine