On the Step-Size Bounds of Frequency-Domain Block LMS Adaptive Filters.
Junghsi LeeHsu Chang HuangPublished in: IEEE Signal Process. Lett. (2013)
Keyphrases
- step size
- frequency domain
- least mean square
- convergence rate
- spatial domain
- fourier transform
- cost function
- convergence speed
- cross correlation
- dct coefficients
- low frequency
- adaptive filter
- denoising
- subband
- filter bank
- feature extraction
- wavelet coefficients
- fast fourier transform
- discrete fourier transform
- spectral signatures
- wavelet domain
- differential evolution
- gray scale
- image compression
- multiresolution
- objective function
- high quality