Wavelet atoms approximation for simultaneous image compression and de-noising.
Vittoria BruniDomenico VitulanoPublished in: ICIP (3) (2005)
Keyphrases
- denoising
- image compression
- wavelet transform
- soft threshold
- image processing
- wavelet domain
- multiresolution analysis
- image denoising
- multi resolution analysis
- natural images
- subband
- wavelet packet
- vector quantization
- lifting scheme
- image coder
- wavelet coding
- image coding
- denoising algorithm
- wavelet coefficients
- translation invariant
- wavelet compression
- transform coding
- wavelet bases
- multiresolution
- wavelet packet transform
- frequency domain
- denoising methods
- approximation error
- wavelet decomposition
- low bit rate
- subband decomposition
- reconstructed image
- multiscale
- compression scheme
- compression algorithm
- linear combination
- compression ratio
- image transmission
- error bounds
- discrete cosine transform
- high frequency
- filter bank
- closed form
- low frequency
- compressed images
- noise filtering
- spatial domain
- high compression
- wavelet filters
- wavelet analysis
- feature extraction