Using phase linearity in frequency-domain ICA to tackle the permutation problem.
Keisuke ToyamaMark D. PlumbleyPublished in: ICASSP (2009)
Keyphrases
- frequency domain
- feature extraction
- fourier domain
- spatial domain
- independent component analysis
- fourier transform
- cross correlation
- power spectrum
- denoising
- face recognition
- low pass
- spectrum analysis
- subband
- spectral domain
- frequency spectrum
- frequency analysis
- preprocessing
- image processing
- power spectra
- computer vision
- facial asymmetry
- frequency response
- independent components
- factor analysis
- signal processing
- principal component analysis
- phase correlation
- computational complexity