Blind source separation of heart and lung sounds based on nonnegative matrix factorization.
ChingShun LinErwin HastingPublished in: ISPACS (2013)
Keyphrases
- nonnegative matrix factorization
- blind source separation
- negative matrix factorization
- matrix factorization
- document clustering
- sparse representation
- principal component analysis
- spectral clustering
- non stationary
- least squares
- independent component analysis
- original data
- data representation
- collaborative filtering
- image classification
- text classification
- data mining
- semi supervised
- factor analysis
- information extraction
- pairwise
- object recognition