ECG-Based Identification of Sudden Cardiac Death through Sparse Representations.
Josue R. Velázquez-GonzálezHayde Peregrina-BarretoJose de Jesus Rangel-MagdalenoJuan Manuel Ramírez-CortésJuan Pablo Amezquita-SanchezPublished in: Sensors (2021)
Keyphrases
- sparse representation
- dictionary learning
- signal processing
- ecg signals
- sparse coding
- image classification
- compressive sensing
- face recognition
- joint optimization
- regularized least squares
- image representation
- high dimensional data
- heart rate variability
- image patches
- sparse reconstruction
- dimensionality reduction
- manifold learning
- compressed sensing
- single image super resolution
- sparse coefficients
- cardiac arrhythmias
- negative matrix factorization
- heart rate
- random projections
- data sets