Sparse Coding of Cardiac Signals for Automated Component Selection after Blind Source Separation.
Daniel WedekindDenis KleykoEvgeny OsipovHagen MalbergSebastian ZaunsederUrban WiklundPublished in: CinC (2016)
Keyphrases
- blind source separation
- sparse coding
- sparse representation
- independent component analysis
- blind separation
- negative matrix factorization
- source separation
- natural images
- image classification
- non stationary
- linear combination
- source signals
- image patches
- image representation
- generative model
- dimensionality reduction
- random projections
- face recognition
- test images
- signal processing
- feature space
- unsupervised learning
- high dimensional
- data mining
- information extraction
- feature selection