Generalized Sampling Expansions Associated with Quaternion Fourier Transform.
Dong ChengKit Ian KouPublished in: CoRR (2016)
Keyphrases
- fourier transform
- frequency domain
- signal processing
- fourier domain
- power spectral density
- fourier analysis
- discrete fourier transform
- radon transform
- image processing
- correlation function
- fourier descriptors
- fourier coefficients
- spatial domain
- polar coordinates
- frequency spectrum
- phase difference
- row column
- fast fourier transform
- log polar
- sampling methods
- wavelet domain
- denoising