Likelihood based combining of subband estimates for wideband DOA.
Petri HelinBogdan DumitrescuJaakko AstolaIoan TabusPublished in: ISPA (2013)
Keyphrases
- computationally efficient
- subband
- filter bank
- frequency band
- direction of arrival
- wavelet transform
- bit rate
- multiresolution
- image compression
- wavelet decomposition
- wavelet coefficients
- image coding
- frequency domain
- subband coding
- discrete wavelet transform
- feature vectors
- high frequency
- wavelet packet
- wavelet domain
- locally adaptive
- subband decomposition
- low pass
- maximum likelihood
- perfect reconstruction
- wavelet coding
- doa estimation
- reconstruction error
- wavelet subbands
- image coder
- low frequency
- high pass
- wavelet filters
- multiscale
- signal to noise ratio
- rate distortion
- wavelet transform coefficients
- statistical moments
- non subsampled contourlet transform