MSE of diagonally loaded Capon beamformer-based power spectrum estimator in snapshot deficient regime.
Milutin PajovicJames C. PreisigArthur B. BaggeroerPublished in: ACSCC (2012)
Keyphrases
- power spectrum
- frequency domain
- signal to noise ratio
- natural images
- minimum mean squared error
- soft thresholding
- denoising
- maximum likelihood
- least squares
- power spectral
- multipath
- noise reduction
- frequency analysis
- autocorrelation function
- maximum a posteriori
- signal noise ratio
- image quality
- estimation algorithm
- minimum variance
- spectral estimation
- density function
- estimation error
- computational complexity
- multiscale
- high quality