Time-Frequency-Bin-Wise Linear Combination of Beamformers for Distortionless Signal Enhancement.
Kouei YamaokaNobutaka OnoShoji MakinoPublished in: IEEE ACM Trans. Audio Speech Lang. Process. (2021)
Keyphrases
- linear combination
- basis functions
- hilbert transform
- signal processing
- frequency domain
- signal analysis
- small number
- wavelet packet
- short time fourier transform
- instantaneous frequency
- locally linear
- image processing
- wavelet transform
- low rank
- weighted sum
- correlation function
- sparse approximation
- pairwise
- basis vectors
- compressive sensing
- positive semidefinite
- sparse coding
- fourier transform
- least squares