Keyphrases
- frequency domain
- feature selection
- feature extraction
- spatial domain
- fourier transform
- power spectrum
- cross correlation
- denoising
- feature set
- spectral domain
- frequency spectrum
- frequency analysis
- mutual information
- fourier analysis
- low pass
- subband
- facial asymmetry
- fourier domain
- feature space
- frequency domain analysis
- phase correlation
- frequency response
- fast fourier transform
- machine learning
- discrete fourier transform
- image compression
- filter bank
- multiresolution
- bandpass
- image processing
- spectrum analysis
- affine invariance
- natural images
- power spectra
- power spectral