Numerical near field optimization of a non-uniform sub-band filter-and-sum beamformer.
Florian HeeseMagnus SchaeferJona WernerusPeter VaryPublished in: ICASSP (2013)
Keyphrases
- subband
- high pass
- filter bank
- wavelet transform
- multiresolution
- perfect reconstruction
- discrete wavelet transform
- high frequency
- image compression
- quadrature mirror
- frequency domain
- low pass
- locally adaptive
- bandpass
- wavelet domain
- feature vectors
- low frequency
- wavelet decomposition
- low and high frequency
- bit rate
- wavelet coefficients
- direction of arrival
- wavelet packet
- frequency band
- wavelet filters
- lifting scheme
- multiscale
- gray level
- edge detection
- high quality