Wavelet transform based fast approximate Fourier transform.
Haitao GuoC. Sidney BurrusPublished in: ICASSP (1997)
Keyphrases
- fourier transform
- frequency domain
- lifting wavelet
- power spectrum
- signal processing
- denoising
- wavelet transform
- radon transform
- fourier domain
- fast fourier transform
- wavelet coefficients
- low pass
- discrete fourier transform
- fourier descriptors
- low frequency
- log polar
- bandpass
- polar coordinates
- phase difference
- correlation function
- multiscale
- machine learning
- wavelet domain
- image coding
- multiresolution
- frequency spectrum
- power spectral density
- fourier coefficients