Quantitative estimates: How well does the discrete Fourier transform approximate the Fourier transform on R.
Martin EhlerKarlheinz GröchenigAndreas KlotzPublished in: CoRR (2024)
Keyphrases
- fourier transform
- frequency domain
- signal processing
- power spectral density
- fourier domain
- radon transform
- fourier analysis
- log polar
- fast fourier transform
- correlation function
- computer vision
- fourier descriptors
- discrete fourier transform
- polar coordinates
- frequency spectrum
- subband
- filter bank
- motion estimation
- spatial domain
- neural network
- multiscale