Keyphrases
- frequency domain
- spatial domain
- fourier transform
- cross correlation
- low frequency
- power spectrum
- denoising
- feature extraction
- subband
- frequency analysis
- spectral domain
- low pass
- power spectra
- filter bank
- fast fourier transform
- fourier domain
- fourier analysis
- frequency spectrum
- preprocessing
- spectrum analysis
- image sequences
- multiresolution
- frequency domain analysis
- signal processing
- mathematical formalism