Sparse representation of ECG signals for automated recognition of cardiac arrhythmias.
Sandeep RajKailash Chandra RayPublished in: Expert Syst. Appl. (2018)
Keyphrases
- ecg signals
- sparse representation
- cardiac arrhythmias
- dictionary learning
- sparse coding
- image classification
- compressive sensing
- image representation
- joint optimization
- heart rate
- object recognition
- signal processing
- compressed sensing
- pattern recognition
- face recognition
- image patches
- sparse reconstruction
- regularized least squares
- random projections
- high dimensional data
- feature extraction
- dimensionality reduction
- test images
- image processing
- action recognition
- machine learning
- linear combination
- feature vectors
- sparsity constraints
- multiscale
- mit bih arrhythmia database
- data sets