Computation of the two-dimensional Fourier transform of circularly symmetric functions.
Kaliappan GopalanC. S. ChenPublished in: ICASSP (1985)
Keyphrases
- fourier transform
- frequency domain
- correlation function
- signal processing
- radon transform
- power spectral density
- fourier analysis
- fourier coefficients
- fourier descriptors
- polar coordinates
- fourier domain
- basis functions
- log polar
- machine learning
- discrete fourier transform
- spatial domain
- frequency spectrum
- filter bank
- feature extraction
- decision trees