A tree of median pyramidal decompositions with an application to signal denoising.
Vladimir P. MelnikKaren O. EgiazarianIlya ShmulevichPauli KuosmanenPublished in: ICASSP (2000)
Keyphrases
- denoising
- frequency domain
- wavelet packet
- wavelet based denoising
- denoising methods
- image denoising
- soft threshold
- wiener filter
- tree structure
- noisy images
- nonlinear filtering
- natural images
- total variation
- signal processing
- gaussian white noise
- additive gaussian noise
- noise removal
- source separation
- multiresolution
- hard thresholding
- basis pursuit
- tree structures
- wavelet packet transform
- denoising algorithm
- non stationary
- high frequency
- index structure
- image processing
- removing noise
- image representation
- b tree
- r tree
- gaussian noise
- binary tree
- signal detection
- filter bank
- leaf nodes
- partial differential equations
- image quality
- query processing