Spectrum magnifier: Zooming into local details in the frequency domain.
Wei-Jun ChenPublished in: ChinaSIP (2013)
Keyphrases
- frequency domain
- power spectrum
- frequency spectrum
- fourier transform
- spatial domain
- power spectral
- cross correlation
- denoising
- feature extraction
- fourier analysis
- subband
- low frequency
- frequency analysis
- bandpass
- facial asymmetry
- power spectra
- frequency response
- discrete fourier transform
- spectrum analysis
- frequency domain analysis
- image data
- cognitive radio
- fourier domain
- low pass
- mathematical formalism