Subspace-based spectrum estimation in frequency-domain by regularized nuclear norm minimization.
Hüseyin AkçayPublished in: Signal Process. (2014)
Keyphrases
- frequency domain
- power spectrum
- spatial domain
- frequency analysis
- fourier transform
- feature extraction
- frequency spectrum
- power spectral
- cross correlation
- subband
- denoising
- spectral signatures
- low dimensional
- fast fourier transform
- least squares
- dimensionality reduction
- high dimensional
- power spectra
- feature space
- high dimensional data
- image compression
- principal component analysis
- discrete fourier transform