De-noising the abdominal phonogram for foetal heart rate extraction: Blind source separation versus empirical filtering.
Aída Jiménez-GonzálezChristopher J. JamesPublished in: EMBC (2013)
Keyphrases
- blind source separation
- heart rate
- denoising
- source separation
- independent component analysis
- blood pressure
- non stationary
- blind separation
- heart rate variability
- negative matrix factorization
- eigenvalue decomposition
- vital signs
- speech signal
- image processing
- wavelet domain
- noisy images
- image denoising
- ecg signals
- sparse representation
- information extraction
- factor analysis
- machine learning
- multiscale