Dictionary learning for the sparse modelling of atrial fibrillation in ECG signals.
Boris MailhéRémi GribonvalFrédéric BimbotMathieu LemayPierre VandergheynstJean-Marc VesinPublished in: ICASSP (2009)
Keyphrases
- dictionary learning
- ecg signals
- atrial fibrillation
- sparse representation
- sparse coding
- heart rate variability
- image classification
- heart rate
- face recognition
- image representation
- natural images
- left atrium
- linear combination
- unsupervised learning
- generative model
- signal processing
- dimensionality reduction
- higher order
- feature selection