Dual criteria projection frequency domain minimum variance beamformer based on sub-band sparsity for ultrasound imaging.
Qianwen LiPing WangXitao LiJinghan ChenYue ShenPublished in: Biomed. Signal Process. Control. (2024)
Keyphrases
- minimum variance
- frequency domain
- subband
- linear prediction
- filter bank
- fourier transform
- wavelet transform
- spatial domain
- image compression
- ultrasound images
- multiresolution
- low frequency
- feature vectors
- low pass
- bit rate
- high frequency
- wavelet coefficients
- power spectrum
- discrete wavelet transform
- wavelet domain
- image coding
- sparse representation
- portfolio optimization
- denoising
- bitstream
- image registration
- frequency band
- natural images
- hidden markov models