Fetal magnetocardiographic signals extracted by 'signal subspace' blind source separation.
Carlo SalustriGiulia BarbatiCamillo PorcaroPublished in: IEEE Trans. Biomed. Eng. (2005)
Keyphrases
- blind source separation
- eigenvalue decomposition
- signal subspace
- independent component analysis
- blind separation
- source separation
- non stationary
- source signals
- negative matrix factorization
- speech signal
- signal processing
- least squares
- clustering algorithm
- noise reduction
- heart rate
- sparse representation
- correlation matrix
- hidden markov models
- feature extraction