Online Maximization of Subband Kurtosis for Blind Adaptive Beamforming in Realtime Speech Extraction.
Benny SallbergNedelko GrbicIngvar ClaessonPublished in: DSP (2007)
Keyphrases
- subband
- frequency domain
- filter bank
- adaptive wavelet
- image compression
- wavelet transform
- locally adaptive
- bit rate
- multiresolution
- linear prediction
- wavelet coefficients
- high frequency
- wavelet decomposition
- subband coding
- feature vectors
- energy compaction
- wavelet coding
- wavelet domain
- subband decomposition
- low frequency
- image coding
- discrete wavelet transform
- low pass
- speech recognition
- objective function
- image coder
- transform coefficients
- rate distortion
- video signals
- image quality
- computational complexity
- perfect reconstruction
- wavelet subbands
- video coding
- spatial domain
- reconstruction error