Digraph Fourier Transform via Spectral Dispersion Minimization.
Rasoul ShafipourAli KhodabakhshGonzalo MateosEvdokia NikolovaPublished in: ICASSP (2018)
Keyphrases
- fourier transform
- frequency spectrum
- frequency domain
- spectral estimation
- signal processing
- fourier domain
- spectral analysis
- fourier coefficients
- power spectral density
- spatial domain
- radon transform
- discrete fourier transform
- fast fourier transform
- log polar
- polar coordinates
- fourier analysis
- spectral features
- fourier descriptors
- feature selection
- machine learning
- correlation function
- denoising
- high quality