Advanced K-means clustering algorithm for large ECG data sets based on a collaboration of compressed sensing theory and K-SVD approach.
Mohammadreza BalouchestaniSridhar KrishnanPublished in: Signal Image Video Process. (2016)
Keyphrases
- compressed sensing
- sparse representation
- data sets
- dictionary learning
- signal processing
- random projections
- image reconstruction
- sparse coding
- face recognition
- high dimensional data
- natural images
- compressive sampling
- image classification
- image representation
- image patches
- compressive sensing
- pairwise
- machine learning
- higher order
- nearest neighbor
- multiresolution
- original data
- training set
- multiscale
- clustering algorithm
- computer vision