Keyphrases
- fourier transform
- frequency domain
- signal processing
- fourier domain
- fourier analysis
- frequency spectrum
- radon transform
- power spectral density
- spatial domain
- fourier descriptors
- polar coordinates
- fast fourier transform
- log polar
- neural network
- space variant
- discrete fourier transform
- hough transform
- feature space
- pattern recognition
- multiscale
- correlation function
- computer vision