A Class of Diffusion Proportionate Subband Adaptive Filters for Sparse System Identification over Distributed Networks.
Ahmad PouradabiAmir RastegarniaSajad ZandiWael M. BazziSaeid SaneiPublished in: Circuits Syst. Signal Process. (2021)
Keyphrases
- subband
- wavelet transform
- multiresolution
- filter bank
- image compression
- wavelet coefficients
- bit rate
- wavelet decomposition
- feature vectors
- high frequency
- locally adaptive
- wavelet domain
- discrete wavelet transform
- subband coding
- frequency domain
- subband decomposition
- wavelet packet
- low pass
- wavelet coding
- contourlet transform
- reconstruction error
- image coder
- image coding
- sparse representation
- low frequency
- frequency band
- image quality
- perfect reconstruction
- directional information
- wavelet subbands
- denoising
- adaptive wavelet
- visual quality
- multiscale decomposition
- non subsampled contourlet transform