Combined-Step-Size Normalized Subband Adaptive Filter With a Variable-Parametric Step-Size Scaler Against Impulsive Interferences.
Fuyi HuangJiashu ZhangSheng ZhangPublished in: IEEE Trans. Circuits Syst. II Express Briefs (2018)
Keyphrases
- step size
- adaptive filter
- subband
- wavelet coefficients
- least mean square
- wavelet transform
- filter bank
- multiresolution
- convergence rate
- high frequency
- bit rate
- convergence speed
- wavelet domain
- image compression
- cost function
- discrete wavelet transform
- frequency domain
- feature vectors
- low frequency
- image denoising
- multiscale
- denoising algorithm
- image processing
- noisy images
- bitstream
- similarity measure
- genetic algorithm
- gray scale
- non stationary
- particle swarm optimization
- evolutionary algorithm
- high quality
- median filter