Permutation alignment of frequency-domain ICA by the maximization of intra-source envelope correlations.
Joonas NikunenTuomas VirtanenPasi PertiläMiikka VilermoPublished in: EUSIPCO (2012)
Keyphrases
- frequency domain
- feature extraction
- spatial domain
- independent component analysis
- fourier transform
- power spectrum
- cross correlation
- fourier domain
- subband
- independent components
- frequency analysis
- signal processing
- denoising
- face recognition
- spectral domain
- source signals
- spectrum analysis
- machine learning
- preprocessing
- discrete fourier transform
- fast fourier transform
- low pass
- single channel
- frequency domain analysis
- power spectra
- facial asymmetry
- blind separation
- source separation
- phase correlation
- image alignment
- blind source separation
- image sequences