Advanced K-means clustering algorithm for large ECG data sets based on K-SVD approach.
Mohammadreza BalouchestaniLakshmi SugavaneswaranSridhar KrishnanPublished in: CSNDSP (2014)
Keyphrases
- data sets
- sparse representation
- dictionary learning
- sparse coding
- hierarchical clustering
- database
- data streams
- training set
- k means
- signal processing
- high dimensional data
- monitoring system
- training data
- small image patches
- sparse codes
- joint optimization
- sliding window
- natural images
- pattern recognition
- clustering algorithm
- feature selection