Efficient Blind Source Separation Combining Closed-Form Second-Order ICA and Nonclosed-Form Higher-Order ICA.
Kentaro TachibanaHiroshi SaruwatariYoshimitsu MoriShigeki MiyabeKiyohiro ShikanoAkira TanakaPublished in: ICASSP (1) (2007)
Keyphrases
- blind source separation
- closed form
- independent component analysis
- higher order
- source separation
- independent components
- independent components analysis
- factor analysis
- blind separation
- mixing matrix
- principal component analysis
- non stationary
- point correspondences
- natural images
- signal processing
- statistical independence
- markov random field
- natural gradient
- pairwise
- negative matrix factorization
- face recognition
- speech signal
- high dimensional
- source signals