Limits in FIR subband beamforming for spatially spread near-field speech sources.
Nedelko GrbicSven NordholmAntonio CantoniPublished in: ISCAS (2) (2003)
Keyphrases
- subband
- filter bank
- direction of arrival
- frequency domain
- perfect reconstruction
- low pass
- linear prediction
- image compression
- multiresolution
- wavelet transform
- image coding
- doa estimation
- bit rate
- wavelet coefficients
- feature vectors
- high frequency
- blind source separation
- speech recognition
- discrete wavelet transform
- wavelet decomposition
- finite impulse response
- speech signal
- wavelet packet
- reconstruction error
- lifting scheme
- wavelet domain
- fir filters
- subband coding
- locally adaptive
- low frequency
- synthesis filters
- multiscale
- wavelet filters
- subband decomposition
- vector quantization
- spatial domain
- frequency band
- low pass filter
- wavelet coding
- rate distortion
- infinite impulse response